Help check: validate the help files on compilation against a derivated docbook schema
[scilab.git] / scilab / modules / helptools / schema / dbits.rng
1 <?xml version="1.0" encoding="utf-8"?>
2 <grammar xmlns="http://relaxng.org/ns/structure/1.0" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:teix="http://www.tei-c.org/ns/Examples" xmlns:svg="http://www.w3.org/2000/svg" xmlns:s="http://www.ascc.net/xml/schematron" xmlns:rng="http://relaxng.org/ns/structure/1.0" xmlns:ns2="http://www.w3.org/2005/11/its" xmlns:ns1="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:db="http://docbook.org/ns/docbook" xmlns:ctrl="http://nwalsh.com/xmlns/schema-control/" xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes" ns="http://docbook.org/ns/docbook">
3   <s:ns prefix="a" uri="http://relaxng.org/ns/compatibility/annotations/1.0"/>
4   <s:ns prefix="ctrl" uri="http://nwalsh.com/xmlns/schema-control/"/>
5   <s:ns prefix="db" uri="http://docbook.org/ns/docbook"/>
6   <s:ns prefix="dbx" uri="http://sourceforge.net/projects/docbook/defguide/schema/extra-markup"/>
7   <s:ns prefix="html" uri="http://www.w3.org/1999/xhtml"/>
8   <s:ns prefix="mml" uri="http://www.w3.org/1998/Math/MathML"/>
9   <s:ns prefix="ns1" uri="http://www.w3.org/1999/xlink"/>
10   <s:ns prefix="ns2" uri="http://www.w3.org/2005/11/its"/>
11   <s:ns prefix="rng" uri="http://relaxng.org/ns/structure/1.0"/>
12   <s:ns prefix="s" uri="http://www.ascc.net/xml/schematron"/>
13   <s:ns prefix="svg" uri="http://www.w3.org/2000/svg"/>
14   <s:ns prefix="teix" uri="http://www.tei-c.org/ns/Examples"/>
15   <s:ns prefix="xlink" uri="http://www.w3.org/1999/xlink"/>
16 <!-- DocBook V5.0CR5-->
17 <!-- See http://docbook.org/ns/docbook -->
18 <!-- Include base DocBook schema -->
19   <start>
20     <choice>
21       <choice>
22         <ref name="db.set"/>
23         <ref name="db.book"/>
24         <ref name="db.divisions"/>
25         <ref name="db.components"/>
26         <ref name="db.navigation.components"/>
27         <ref name="db.section"/>
28         <ref name="db.para"/>
29       </choice>
30       <choice>
31         <ref name="db.sect1"/>
32         <ref name="db.sect2"/>
33         <ref name="db.sect3"/>
34         <ref name="db.sect4"/>
35         <ref name="db.sect5"/>
36       </choice>
37       <choice>
38         <ref name="db.refentry"/>
39         <ref name="db.refsection"/>
40       </choice>
41       <choice>
42         <ref name="db.refsect1"/>
43         <ref name="db.refsect2"/>
44         <ref name="db.refsect3"/>
45       </choice>
46       <ref name="db.setindex"/>
47     </choice>
48   </start>
49   <div>
50     <define name="db._any.attribute">
51       <attribute>
52         <a:documentation>Any attribute including in any attribute in any namespace.</a:documentation>
53         <anyName/>
54       </attribute>
55     </define>
56   </div>
57   <define name="db.arch.attribute">
58     <attribute name="arch">
59       <a:documentation>Designates the computer or chip architecture to which the element applies</a:documentation>
60     </attribute>
61   </define>
62   <define name="db.audience.attribute">
63     <attribute name="audience">
64       <a:documentation>Designates the intended audience to which the element applies, for example, system administrators, programmers, or new users.</a:documentation>
65     </attribute>
66   </define>
67   <define name="db.condition.attribute">
68     <attribute name="condition">
69       <a:documentation>provides a standard place for application-specific effectivity</a:documentation>
70     </attribute>
71   </define>
72   <define name="db.conformance.attribute">
73     <attribute name="conformance">
74       <a:documentation>Indicates standards conformance characteristics of the element</a:documentation>
75     </attribute>
76   </define>
77   <define name="db.os.attribute">
78     <attribute name="os">
79       <a:documentation>Indicates the operating system to which the element is applicable</a:documentation>
80     </attribute>
81   </define>
82   <define name="db.revision.attribute">
83     <attribute name="revision">
84       <a:documentation>Indicates the editorial revision to which the element belongs</a:documentation>
85     </attribute>
86   </define>
87   <define name="db.security.attribute">
88     <attribute name="security">
89       <a:documentation>Indicates something about the security level associated with the element to which it applies</a:documentation>
90     </attribute>
91   </define>
92   <define name="db.userlevel.attribute">
93     <attribute name="userlevel">
94       <a:documentation>Indicates the level of user experience for which the element applies</a:documentation>
95     </attribute>
96   </define>
97   <define name="db.vendor.attribute">
98     <attribute name="vendor">
99       <a:documentation>Indicates the computer vendor to which the element applies.</a:documentation>
100     </attribute>
101   </define>
102   <define name="db.wordsize.attribute">
103     <attribute name="wordsize">
104       <a:documentation>Indicates the word size (width in bits) of the computer architecture to which the element applies</a:documentation>
105     </attribute>
106   </define>
107   <define name="db.effectivity.attributes">
108     <interleave>
109       <optional>
110         <ref name="db.arch.attribute"/>
111       </optional>
112       <optional>
113         <ref name="db.audience.attribute"/>
114       </optional>
115       <optional>
116         <ref name="db.condition.attribute"/>
117       </optional>
118       <optional>
119         <ref name="db.conformance.attribute"/>
120       </optional>
121       <optional>
122         <ref name="db.os.attribute"/>
123       </optional>
124       <optional>
125         <ref name="db.revision.attribute"/>
126       </optional>
127       <optional>
128         <ref name="db.security.attribute"/>
129       </optional>
130       <optional>
131         <ref name="db.userlevel.attribute"/>
132       </optional>
133       <optional>
134         <ref name="db.vendor.attribute"/>
135       </optional>
136       <optional>
137         <ref name="db.wordsize.attribute"/>
138       </optional>
139     </interleave>
140   </define>
141   <define name="db.endterm.attribute">
142     <attribute name="endterm">
143       <a:documentation>Points to the element whose content is to be used as the text of the link</a:documentation>
144       <data type="IDREF"/>
145     </attribute>
146   </define>
147   <define name="db.linkend.attribute">
148     <attribute name="linkend">
149       <a:documentation>Points to an internal link target by identifying the value of its xml:id attribute</a:documentation>
150       <data type="IDREF"/>
151     </attribute>
152   </define>
153   <define name="db.linkends.attribute">
154     <attribute name="linkends">
155       <a:documentation>Points to one or more internal link targets by identifying the value of their xml:id attributes</a:documentation>
156       <data type="IDREFS"/>
157     </attribute>
158   </define>
159   <define name="db.xlink.href.attribute">
160     <attribute name="xlink:href">
161       <a:documentation>Identifies a link target with a URI</a:documentation>
162       <data type="anyURI"/>
163     </attribute>
164   </define>
165   <define name="db.xlink.type.attribute">
166     <attribute name="xlink:type">
167       <a:documentation>Identifies the XLink link type</a:documentation>
168       <value>simple</value>
169       <a:documentation>An XLink simple link</a:documentation>
170     </attribute>
171   </define>
172   <define name="db.xlink.role.attribute">
173     <attribute name="xlink:role">
174       <a:documentation>Identifies the XLink role of the link</a:documentation>
175       <data type="anyURI"/>
176     </attribute>
177   </define>
178   <define name="db.xlink.arcrole.attribute">
179     <attribute name="xlink:arcrole">
180       <a:documentation>Identifies the XLink arcrole of the link</a:documentation>
181       <data type="anyURI"/>
182     </attribute>
183   </define>
184   <define name="db.xlink.title.attribute">
185     <optional>
186       <attribute name="xlink:title">
187         <a:documentation>Identifies the XLink title of the link</a:documentation>
188       </attribute>
189     </optional>
190   </define>
191   <define name="db.xlink.show.enumeration">
192     <choice>
193       <value>new</value>
194       <a:documentation>An application traversing to the ending resource should load it in a new window, frame, pane, or other relevant presentation context.</a:documentation>
195       <value>replace</value>
196       <a:documentation>An application traversing to the ending resource should load the resource in the same window, frame, pane, or other relevant presentation context in which the starting resource was loaded.</a:documentation>
197       <value>embed</value>
198       <a:documentation>An application traversing to the ending resource should load its presentation in place of the presentation of the starting resource.</a:documentation>
199       <value>other</value>
200       <a:documentation>The behavior of an application traversing to the ending resource is unconstrained by XLink. The application should look for other markup present in the link to determine the appropriate behavior.</a:documentation>
201       <value>none</value>
202       <a:documentation>The behavior of an application traversing to the ending resource is unconstrained by this specification. No other markup is present to help the application determine the appropriate behavior.</a:documentation>
203     </choice>
204   </define>
205   <define name="db.xlink.show.attribute">
206     <attribute name="xlink:show">
207       <a:documentation>Identifies the XLink show behavior of the link</a:documentation>
208       <ref name="db.xlink.show.enumeration"/>
209     </attribute>
210   </define>
211   <define name="db.xlink.actuate.enumeration">
212     <choice>
213       <value>onLoad</value>
214       <a:documentation>An application should traverse to the ending resource immediately on loading the starting resource.</a:documentation>
215       <value>onRequest</value>
216       <a:documentation>An application should traverse from the starting resource to the ending resource only on a post-loading event triggered for the purpose of traversal.</a:documentation>
217       <value>other</value>
218       <a:documentation>The behavior of an application traversing to the ending resource is unconstrained by this specification. The application should look for other markup present in the link to determine the appropriate behavior.</a:documentation>
219       <value>none</value>
220       <a:documentation>The behavior of an application traversing to the ending resource is unconstrained by this specification. No other markup is present to help the application determine the appropriate behavior.</a:documentation>
221     </choice>
222   </define>
223   <define name="db.xlink.actuate.attribute">
224     <attribute name="xlink:actuate">
225       <a:documentation>Identifies the XLink actuate behavior of the link</a:documentation>
226       <ref name="db.xlink.actuate.enumeration"/>
227     </attribute>
228   </define>
229   <define name="db.href.attributes">
230     <interleave>
231       <ref name="db.xlink.href.attribute"/>
232       <optional>
233         <ref name="db.xlink.type.attribute"/>
234       </optional>
235       <optional>
236         <ref name="db.xlink.role.attribute"/>
237       </optional>
238       <optional>
239         <ref name="db.xlink.arcrole.attribute"/>
240       </optional>
241       <optional>
242         <ref name="db.xlink.title.attribute"/>
243       </optional>
244       <optional>
245         <ref name="db.xlink.show.attribute"/>
246       </optional>
247       <optional>
248         <ref name="db.xlink.actuate.attribute"/>
249       </optional>
250     </interleave>
251   </define>
252   <define name="db.xml.id.attribute">
253     <attribute name="xml:id">
254       <a:documentation>Identifies the unique ID value of the element</a:documentation>
255       <data type="ID"/>
256     </attribute>
257   </define>
258   <define name="db.version.attribute">
259     <attribute name="version">
260       <a:documentation>Specifies the DocBook version of the element and its descendants</a:documentation>
261     </attribute>
262   </define>
263   <define name="db.xml.lang.attribute">
264     <attribute name="xml:lang">
265       <a:documentation>Specifies the natural language of the element and its descendants</a:documentation>
266     </attribute>
267   </define>
268   <define name="db.xml.base.attribute">
269     <attribute name="xml:base">
270       <a:documentation>Specifies the base URI of the element and its descendants</a:documentation>
271       <data type="anyURI"/>
272     </attribute>
273   </define>
274   <define name="db.remap.attribute">
275     <attribute name="remap">
276       <a:documentation>Provides the name or similar semantic identifier assigned to the content in some previous markup scheme</a:documentation>
277     </attribute>
278   </define>
279   <define name="db.xreflabel.attribute">
280     <attribute name="xreflabel">
281       <a:documentation>Provides the text that is to be generated for a cross reference to the element</a:documentation>
282     </attribute>
283   </define>
284   <define name="db.xrefstyle.attribute">
285     <attribute name="xrefstyle">
286       <a:documentation>Specifies a keyword or keywords identifying additional style information</a:documentation>
287     </attribute>
288   </define>
289   <define name="db.revisionflag.enumeration">
290     <choice>
291       <value>changed</value>
292       <a:documentation>The element has been changed.</a:documentation>
293       <value>added</value>
294       <a:documentation>The element is new (has been added to the document).</a:documentation>
295       <value>deleted</value>
296       <a:documentation>The element has been deleted.</a:documentation>
297       <value>off</value>
298       <a:documentation>Explicitly turns off revision markup for this element.</a:documentation>
299     </choice>
300   </define>
301   <define name="db.revisionflag.attribute">
302     <attribute name="revisionflag">
303       <a:documentation>Identifies the revision status of the element</a:documentation>
304       <ref name="db.revisionflag.enumeration"/>
305     </attribute>
306   </define>
307   <define name="db.dir.enumeration">
308     <choice>
309       <value>ltr</value>
310       <a:documentation>Left-to-right text</a:documentation>
311       <value>rtl</value>
312       <a:documentation>Right-to-left text</a:documentation>
313       <value>lro</value>
314       <a:documentation>Left-to-right override</a:documentation>
315       <value>rlo</value>
316       <a:documentation>Right-to-left override</a:documentation>
317     </choice>
318   </define>
319   <define name="db.dir.attribute">
320     <attribute name="dir">
321       <a:documentation>Identifies the direction of text in an element</a:documentation>
322       <ref name="db.dir.enumeration"/>
323     </attribute>
324   </define>
325   <define name="db.common.base.attributes">
326     <interleave>
327       <optional>
328         <ref name="db.version.attribute"/>
329       </optional>
330       <optional>
331         <ref name="db.xml.lang.attribute"/>
332       </optional>
333       <optional>
334         <ref name="db.xml.base.attribute"/>
335       </optional>
336       <optional>
337         <ref name="db.remap.attribute"/>
338       </optional>
339       <optional>
340         <ref name="db.xreflabel.attribute"/>
341       </optional>
342       <optional>
343         <ref name="db.revisionflag.attribute"/>
344       </optional>
345       <optional>
346         <ref name="db.dir.attribute"/>
347       </optional>
348       <ref name="db.effectivity.attributes"/>
349       <ref name="db.its.attributes"/>
350     </interleave>
351   </define>
352   <define name="db.common.attributes">
353     <interleave>
354       <optional>
355         <ref name="db.xml.id.attribute"/>
356       </optional>
357       <ref name="db.common.base.attributes"/>
358       <optional>
359         <ref name="db.annotations.attribute"/>
360       </optional>
361     </interleave>
362   </define>
363   <define name="db.common.idreq.attributes">
364     <interleave>
365       <ref name="db.xml.id.attribute"/>
366       <ref name="db.common.base.attributes"/>
367       <optional>
368         <ref name="db.annotations.attribute"/>
369       </optional>
370     </interleave>
371   </define>
372   <define name="db.common.linking.attributes">
373     <optional>
374       <choice>
375         <ref name="db.linkend.attribute"/>
376         <ref name="db.href.attributes"/>
377       </choice>
378     </optional>
379   </define>
380   <define name="db.common.req.linking.attributes">
381     <choice>
382       <ref name="db.linkend.attribute"/>
383       <ref name="db.href.attributes"/>
384     </choice>
385   </define>
386   <define name="db.common.data.attributes">
387     <optional>
388       <attribute name="format">
389         <a:documentation>Specifies the format of the data</a:documentation>
390       </attribute>
391     </optional>
392     <choice>
393       <attribute name="fileref">
394         <a:documentation>Indentifies the location of the data by URI</a:documentation>
395         <data type="anyURI"/>
396       </attribute>
397       <attribute name="entityref">
398         <a:documentation>Identifies the location of the data by external identifier (entity name)</a:documentation>
399         <data type="ENTITY"/>
400       </attribute>
401     </choice>
402   </define>
403   <define name="db.verbatim.continuation.enumeration">
404     <choice>
405       <value>continues</value>
406       <a:documentation>Line numbering continues from the immediately preceding element with the same name.</a:documentation>
407       <value>restarts</value>
408       <a:documentation>Line numbering restarts (begins at 1, usually).</a:documentation>
409     </choice>
410   </define>
411   <define name="db.verbatim.continuation.attribute">
412     <attribute name="continuation">
413       <a:documentation>Determines whether line numbering continues from the previous element or restarts.</a:documentation>
414       <ref name="db.verbatim.continuation.enumeration"/>
415     </attribute>
416   </define>
417   <define name="db.verbatim.linenumbering.enumeration">
418     <choice>
419       <value>numbered</value>
420       <a:documentation>Lines are numbered.</a:documentation>
421       <value>unnumbered</value>
422       <a:documentation>Lines are not numbered.</a:documentation>
423     </choice>
424   </define>
425   <define name="db.verbatim.linenumbering.attribute">
426     <attribute name="linenumbering">
427       <a:documentation>Determines whether lines are numbered.</a:documentation>
428       <ref name="db.verbatim.linenumbering.enumeration"/>
429     </attribute>
430   </define>
431   <define name="db.verbatim.startinglinenumber.attribute">
432     <attribute name="startinglinenumber">
433       <a:documentation>Specifies the initial line number.</a:documentation>
434       <data type="integer"/>
435     </attribute>
436   </define>
437   <define name="db.verbatim.language.attribute">
438     <attribute name="language">
439       <a:documentation>Identifies the language (i.e. programming language) of the verbatim content.</a:documentation>
440     </attribute>
441   </define>
442   <define name="db.verbatim.xml.space.attribute">
443     <attribute name="xml:space">
444       <a:documentation>Can be used to indicate explicitly that whitespace in the verbatim environment is preserved. Whitespace must always be preserved in verbatim environments whether this attribute is specified or not.</a:documentation>
445       <value>preserve</value>
446       <a:documentation>Whitespace must be preserved.</a:documentation>
447     </attribute>
448   </define>
449   <define name="db.verbatim.attributes">
450     <interleave>
451       <optional>
452         <ref name="db.verbatim.continuation.attribute"/>
453       </optional>
454       <optional>
455         <ref name="db.verbatim.linenumbering.attribute"/>
456       </optional>
457       <optional>
458         <ref name="db.verbatim.startinglinenumber.attribute"/>
459       </optional>
460       <optional>
461         <ref name="db.verbatim.language.attribute"/>
462       </optional>
463       <optional>
464         <ref name="db.verbatim.xml.space.attribute"/>
465       </optional>
466     </interleave>
467   </define>
468   <define name="db.label.attribute">
469     <attribute name="label">
470       <a:documentation>Specifies an identifying string for presentation purposes</a:documentation>
471     </attribute>
472   </define>
473   <define name="db.width.characters.attribute">
474     <attribute name="width">
475       <a:documentation>Specifies the width (in characters) of the element</a:documentation>
476       <data type="nonNegativeInteger"/>
477     </attribute>
478   </define>
479   <define name="db.spacing.enumeration">
480     <choice>
481       <value>compact</value>
482       <a:documentation>The spacing should be "compact".</a:documentation>
483       <value>normal</value>
484       <a:documentation>The spacing should be "normal".</a:documentation>
485     </choice>
486   </define>
487   <define name="db.spacing.attribute">
488     <attribute name="spacing">
489       <a:documentation>Specifies (a hint about) the spacing of the content</a:documentation>
490       <ref name="db.spacing.enumeration"/>
491     </attribute>
492   </define>
493   <define name="db.pgwide.enumeration">
494     <choice>
495       <value>0</value>
496       <a:documentation>The element should be rendered in the current text flow (with the flow column width).</a:documentation>
497       <value>1</value>
498       <a:documentation>The element should be rendered across the full text page.</a:documentation>
499     </choice>
500   </define>
501   <define name="db.pgwide.attribute">
502     <attribute name="pgwide">
503       <a:documentation>Indicates if the element is rendered across the column or the page</a:documentation>
504       <ref name="db.pgwide.enumeration"/>
505     </attribute>
506   </define>
507   <define name="db.language.attribute">
508     <attribute name="language">
509       <a:documentation>Identifies the language (i.e. programming language) of the content.</a:documentation>
510     </attribute>
511   </define>
512   <define name="db.performance.enumeration">
513     <choice>
514       <value>optional</value>
515       <a:documentation>The content describes an optional step or steps.</a:documentation>
516       <value>required</value>
517       <a:documentation>The content describes a required step or steps.</a:documentation>
518     </choice>
519   </define>
520   <define name="db.performance.attribute">
521     <attribute name="performance">
522       <a:documentation>Specifies if the content is required or optional.</a:documentation>
523       <ref name="db.performance.enumeration"/>
524     </attribute>
525   </define>
526   <define name="db.floatstyle.attribute">
527     <attribute name="floatstyle">
528       <a:documentation>Specifies style information to be used when rendering the float</a:documentation>
529     </attribute>
530   </define>
531   <define name="db.width.attribute">
532     <attribute name="width">
533       <a:documentation>Specifies the width of the element</a:documentation>
534     </attribute>
535   </define>
536   <define name="db.depth.attribute">
537     <attribute name="depth">
538       <a:documentation>Specifies the depth of the element</a:documentation>
539     </attribute>
540   </define>
541   <define name="db.contentwidth.attribute">
542     <attribute name="contentwidth">
543       <a:documentation>Specifies the width of the content rectangle</a:documentation>
544     </attribute>
545   </define>
546   <define name="db.contentdepth.attribute">
547     <attribute name="contentdepth">
548       <a:documentation>Specifies the depth of the content rectangle</a:documentation>
549     </attribute>
550   </define>
551   <define name="db.scalefit.enumeration">
552     <choice>
553       <value>0</value>
554       <a:documentation>False (do not scale-to-fit; anamorphic scaling may occur)</a:documentation>
555       <value>1</value>
556       <a:documentation>True (scale-to-fit; anamorphic scaling is forbidden)</a:documentation>
557     </choice>
558   </define>
559   <define name="db.scale.attribute">
560     <attribute name="scale">
561       <a:documentation>Specifies the scaling factor</a:documentation>
562       <data type="positiveInteger"/>
563     </attribute>
564   </define>
565   <define name="db.halign.enumeration">
566     <choice>
567       <value>center</value>
568       <a:documentation>Centered horizontally</a:documentation>
569       <value>char</value>
570       <a:documentation>Aligned horizontally on the specified character</a:documentation>
571       <value>justify</value>
572       <a:documentation>Fully justified (left and right margins or edges)</a:documentation>
573       <value>left</value>
574       <a:documentation>Left aligned</a:documentation>
575       <value>right</value>
576       <a:documentation>Right aligned</a:documentation>
577     </choice>
578   </define>
579   <define name="db.valign.enumeration">
580     <choice>
581       <value>bottom</value>
582       <a:documentation>Aligned on the bottom of the region</a:documentation>
583       <value>middle</value>
584       <a:documentation>Centered vertically</a:documentation>
585       <value>top</value>
586       <a:documentation>Aligned on the top of the region</a:documentation>
587     </choice>
588   </define>
589   <define name="db.biblio.class.enumeration">
590     <choice>
591       <value>doi</value>
592       <a:documentation>A document object identifier.</a:documentation>
593       <value>isbn</value>
594       <a:documentation>An international standard book number.</a:documentation>
595       <value>isrn</value>
596       <a:documentation>An international standard technical report number (ISO 10444).</a:documentation>
597       <value>issn</value>
598       <a:documentation>An international standard serial number.</a:documentation>
599       <value>libraryofcongress</value>
600       <a:documentation>A Library of Congress reference number.</a:documentation>
601       <value>pubsnumber</value>
602       <a:documentation>A publication number (an internal number or possibly organizational standard).</a:documentation>
603       <value>uri</value>
604       <a:documentation>A Uniform Resource Identifier</a:documentation>
605     </choice>
606   </define>
607   <define name="db.biblio.class-enum.attribute">
608     <optional>
609       <attribute name="class">
610         <a:documentation>Identifies the kind of bibliographic identifier</a:documentation>
611         <ref name="db.biblio.class.enumeration"/>
612       </attribute>
613     </optional>
614   </define>
615   <define name="db.biblio.class-other.attribute">
616     <attribute name="otherclass">
617       <a:documentation>Identifies the nature of the non-standard bibliographic identifier</a:documentation>
618       <data type="NMTOKEN"/>
619     </attribute>
620   </define>
621   <define name="db.biblio.class-other.attributes">
622     <interleave>
623       <attribute name="class">
624         <a:documentation>Identifies the kind of bibliographic identifier</a:documentation>
625         <value>other</value>
626         <a:documentation>Indicates that the identifier is some 'other' kind.</a:documentation>
627       </attribute>
628       <ref name="db.biblio.class-other.attribute"/>
629     </interleave>
630   </define>
631   <define name="db.biblio.class.attribute">
632     <choice>
633       <ref name="db.biblio.class-enum.attribute"/>
634       <ref name="db.biblio.class-other.attributes"/>
635     </choice>
636   </define>
637   <define name="db.ubiq.inlines">
638     <choice>
639       <choice>
640         <ref name="db.inlinemediaobject"/>
641         <ref name="db.remark"/>
642         <ref name="db.superscript"/>
643         <ref name="db.subscript"/>
644         <ref name="db.link.inlines"/>
645         <ref name="db.alt"/>
646       </choice>
647       <ref name="db.annotation"/>
648       <ref name="db.indexterm"/>
649       <ref name="its-ruby"/>
650     </choice>
651   </define>
652   <define name="db._text">
653     <zeroOrMore>
654       <choice>
655         <text/>
656         <ref name="db.ubiq.inlines"/>
657         <ref name="db._phrase"/>
658         <ref name="db.replaceable"/>
659       </choice>
660     </zeroOrMore>
661   </define>
662   <define name="db._title">
663     <interleave>
664       <optional>
665         <ref name="db.title"/>
666       </optional>
667       <optional>
668         <ref name="db.titleabbrev"/>
669       </optional>
670       <optional>
671         <ref name="db.subtitle"/>
672       </optional>
673     </interleave>
674   </define>
675   <define name="db._title.req">
676     <interleave>
677       <ref name="db.title"/>
678       <optional>
679         <ref name="db.titleabbrev"/>
680       </optional>
681       <optional>
682         <ref name="db.subtitle"/>
683       </optional>
684     </interleave>
685   </define>
686   <define name="db._title.only">
687     <interleave>
688       <optional>
689         <ref name="db.title"/>
690       </optional>
691       <optional>
692         <ref name="db.titleabbrev"/>
693       </optional>
694     </interleave>
695   </define>
696   <define name="db._title.onlyreq">
697     <interleave>
698       <ref name="db.title"/>
699       <optional>
700         <ref name="db.titleabbrev"/>
701       </optional>
702     </interleave>
703   </define>
704   <define name="db._info">
705     <choice>
706       <group>
707         <ref name="db._title"/>
708         <optional>
709           <ref name="db.titleforbidden.info"/>
710         </optional>
711       </group>
712       <optional>
713         <ref name="db.info"/>
714       </optional>
715     </choice>
716   </define>
717   <define name="db._info.title.req">
718     <choice>
719       <group>
720         <ref name="db._title.req"/>
721         <optional>
722           <ref name="db.titleforbidden.info"/>
723         </optional>
724       </group>
725       <ref name="db.titlereq.info"/>
726     </choice>
727   </define>
728   <define name="db._info.title.only">
729     <choice>
730       <group>
731         <ref name="db._title.only"/>
732         <optional>
733           <ref name="db.titleforbidden.info"/>
734         </optional>
735       </group>
736       <ref name="db.titleonly.info"/>
737     </choice>
738   </define>
739   <define name="db._info.title.onlyreq">
740     <choice>
741       <group>
742         <ref name="db._title.onlyreq"/>
743         <optional>
744           <ref name="db.titleforbidden.info"/>
745         </optional>
746       </group>
747       <ref name="db.titleonlyreq.info"/>
748     </choice>
749   </define>
750   <define name="db._info.title.forbidden">
751     <optional>
752       <ref name="db.titleforbidden.info"/>
753     </optional>
754   </define>
755   <define name="db.all.inlines">
756     <choice>
757       <text/>
758       <ref name="db.ubiq.inlines"/>
759       <ref name="db.general.inlines"/>
760       <ref name="db.domain.inlines"/>
761       <ref name="db.extension.inlines"/>
762     </choice>
763   </define>
764   <define name="db.general.inlines">
765     <choice>
766       <ref name="db.publishing.inlines"/>
767       <ref name="db.product.inlines"/>
768       <ref name="db.bibliography.inlines"/>
769       <ref name="db.graphic.inlines"/>
770       <ref name="db.indexing.inlines"/>
771       <ref name="db.link.inlines"/>
772     </choice>
773   </define>
774   <define name="db.domain.inlines">
775     <choice>
776       <ref name="db.technical.inlines"/>
777       <ref name="db.math.inlines"/>
778       <ref name="db.markup.inlines"/>
779       <ref name="db.gui.inlines"/>
780       <ref name="db.keyboard.inlines"/>
781       <ref name="db.os.inlines"/>
782       <ref name="db.programming.inlines"/>
783       <ref name="db.error.inlines"/>
784     </choice>
785   </define>
786   <define name="db.technical.inlines">
787     <choice>
788       <choice>
789         <ref name="db.replaceable"/>
790         <ref name="db.package"/>
791         <ref name="db.parameter"/>
792       </choice>
793       <ref name="db.termdef"/>
794       <ref name="db.nonterminal"/>
795       <choice>
796         <ref name="db.systemitem"/>
797         <ref name="db.option"/>
798         <ref name="db.optional"/>
799         <ref name="db.property"/>
800       </choice>
801     </choice>
802   </define>
803   <define name="db.product.inlines">
804     <choice>
805       <ref name="db.trademark"/>
806       <choice>
807         <ref name="db.productnumber"/>
808         <ref name="db.productname"/>
809         <ref name="db.database"/>
810         <ref name="db.application"/>
811         <ref name="db.hardware"/>
812       </choice>
813     </choice>
814   </define>
815   <define name="db.bibliography.inlines">
816     <choice>
817       <ref name="db.citation"/>
818       <ref name="db.citerefentry"/>
819       <ref name="db.citetitle"/>
820       <ref name="db.citebiblioid"/>
821       <ref name="db.author"/>
822       <ref name="db.person"/>
823       <ref name="db.personname"/>
824       <ref name="db.org"/>
825       <ref name="db.orgname"/>
826       <ref name="db.editor"/>
827       <ref name="db.jobtitle"/>
828     </choice>
829   </define>
830   <define name="db.publishing.inlines">
831     <choice>
832       <choice>
833         <ref name="db.abbrev"/>
834         <ref name="db.acronym"/>
835         <ref name="db.date"/>
836         <ref name="db.emphasis"/>
837         <ref name="db.footnote"/>
838         <ref name="db.footnoteref"/>
839         <ref name="db.foreignphrase"/>
840         <ref name="db.phrase"/>
841         <ref name="db.quote"/>
842         <ref name="db.subscript"/>
843         <ref name="db.superscript"/>
844         <ref name="db.wordasword"/>
845       </choice>
846       <ref name="db.glossary.inlines"/>
847       <ref name="db.coref"/>
848     </choice>
849   </define>
850   <define name="db.graphic.inlines">
851     <ref name="db.inlinemediaobject"/>
852   </define>
853   <define name="db.indexing.inlines">
854     <choice>
855       <notAllowed/>
856       <ref name="db.indexterm"/>
857     </choice>
858   </define>
859   <define name="db.link.inlines">
860     <choice>
861       <choice>
862         <ref name="db.xref"/>
863         <ref name="db.link"/>
864         <ref name="db.olink"/>
865         <ref name="db.anchor"/>
866       </choice>
867       <ref name="db.biblioref"/>
868     </choice>
869   </define>
870   <define name="db.extension.inlines">
871     <notAllowed/>
872   </define>
873   <define name="db.nopara.blocks">
874     <choice>
875       <choice>
876         <ref name="db.list.blocks"/>
877         <ref name="db.formal.blocks"/>
878         <ref name="db.informal.blocks"/>
879         <ref name="db.publishing.blocks"/>
880         <ref name="db.graphic.blocks"/>
881         <ref name="db.technical.blocks"/>
882         <ref name="db.verbatim.blocks"/>
883         <ref name="db.bridgehead"/>
884         <ref name="db.remark"/>
885         <ref name="db.revhistory"/>
886       </choice>
887       <ref name="db.indexterm"/>
888       <ref name="db.synopsis.blocks"/>
889       <ref name="db.admonition.blocks"/>
890     </choice>
891   </define>
892   <define name="db.para.blocks">
893     <choice>
894       <ref name="db.anchor"/>
895       <ref name="db.para"/>
896       <ref name="db.formalpara"/>
897       <ref name="db.simpara"/>
898     </choice>
899   </define>
900   <define name="db.all.blocks">
901     <choice>
902       <choice>
903         <ref name="db.nopara.blocks"/>
904         <ref name="db.para.blocks"/>
905         <ref name="db.extension.blocks"/>
906       </choice>
907       <ref name="db.annotation"/>
908     </choice>
909   </define>
910   <define name="db.formal.blocks">
911     <choice>
912       <choice>
913         <ref name="db.example"/>
914         <ref name="db.figure"/>
915         <ref name="db.table"/>
916       </choice>
917       <ref name="db.equation"/>
918     </choice>
919   </define>
920   <define name="db.informal.blocks">
921     <choice>
922       <choice>
923         <ref name="db.informalexample"/>
924         <ref name="db.informalfigure"/>
925         <ref name="db.informaltable"/>
926       </choice>
927       <ref name="db.informalequation"/>
928     </choice>
929   </define>
930   <define name="db.publishing.blocks">
931     <choice>
932       <ref name="db.sidebar"/>
933       <ref name="db.blockquote"/>
934       <ref name="db.address"/>
935       <ref name="db.epigraph"/>
936     </choice>
937   </define>
938   <define name="db.graphic.blocks">
939     <choice>
940       <ref name="db.mediaobject"/>
941       <ref name="db.screenshot"/>
942     </choice>
943   </define>
944   <define name="db.technical.blocks">
945     <choice>
946       <ref name="db.procedure"/>
947       <ref name="db.task"/>
948       <choice>
949         <ref name="db.productionset"/>
950         <ref name="db.constraintdef"/>
951       </choice>
952       <ref name="db.msgset"/>
953     </choice>
954   </define>
955   <define name="db.list.blocks">
956     <choice>
957       <choice>
958         <ref name="db.itemizedlist"/>
959         <ref name="db.orderedlist"/>
960         <ref name="db.procedure"/>
961         <ref name="db.simplelist"/>
962         <ref name="db.variablelist"/>
963         <ref name="db.segmentedlist"/>
964       </choice>
965       <ref name="db.glosslist"/>
966       <ref name="db.bibliolist"/>
967       <ref name="db.calloutlist"/>
968       <ref name="db.qandaset"/>
969     </choice>
970   </define>
971   <define name="db.verbatim.blocks">
972     <choice>
973       <choice>
974         <ref name="db.screen"/>
975         <ref name="db.literallayout"/>
976       </choice>
977       <choice>
978         <ref name="db.programlistingco"/>
979         <ref name="db.screenco"/>
980       </choice>
981       <choice>
982         <ref name="db.programlisting"/>
983         <ref name="db.synopsis"/>
984       </choice>
985     </choice>
986   </define>
987   <define name="db.extension.blocks">
988     <notAllowed/>
989   </define>
990   <define name="db.info.extension">
991     <choice>
992       <ref name="db._any"/>
993       <ref name="its-rules"/>
994     </choice>
995   </define>
996   <define name="db.info.elements">
997     <choice>
998       <choice>
999         <ref name="db.abstract"/>
1000         <ref name="db.address"/>
1001         <ref name="db.artpagenums"/>
1002         <ref name="db.author"/>
1003         <ref name="db.authorgroup"/>
1004         <ref name="db.authorinitials"/>
1005         <ref name="db.bibliocoverage"/>
1006         <ref name="db.biblioid"/>
1007         <ref name="db.bibliosource"/>
1008         <ref name="db.collab"/>
1009         <ref name="db.confgroup"/>
1010         <ref name="db.contractsponsor"/>
1011         <ref name="db.contractnum"/>
1012         <ref name="db.copyright"/>
1013         <ref name="db.cover"/>
1014         <ref name="db.date"/>
1015         <ref name="db.edition"/>
1016         <ref name="db.editor"/>
1017         <ref name="db.issuenum"/>
1018         <ref name="db.keywordset"/>
1019         <ref name="db.legalnotice"/>
1020         <ref name="db.mediaobject"/>
1021         <ref name="db.org"/>
1022         <ref name="db.orgname"/>
1023         <ref name="db.othercredit"/>
1024         <ref name="db.pagenums"/>
1025         <ref name="db.printhistory"/>
1026         <ref name="db.pubdate"/>
1027         <ref name="db.publisher"/>
1028         <ref name="db.publishername"/>
1029         <ref name="db.releaseinfo"/>
1030         <ref name="db.revhistory"/>
1031         <ref name="db.seriesvolnums"/>
1032         <ref name="db.subjectset"/>
1033         <ref name="db.volumenum"/>
1034         <ref name="db.info.extension"/>
1035       </choice>
1036       <ref name="db.annotation"/>
1037       <ref name="db.extendedlink"/>
1038       <choice>
1039         <ref name="db.bibliomisc"/>
1040         <ref name="db.bibliomset"/>
1041         <ref name="db.bibliorelation"/>
1042         <ref name="db.biblioset"/>
1043       </choice>
1044       <ref name="db.itermset"/>
1045       <choice>
1046         <ref name="db.productname"/>
1047         <ref name="db.productnumber"/>
1048       </choice>
1049     </choice>
1050   </define>
1051   <define name="db.bibliographic.elements">
1052     <choice>
1053       <ref name="db.info.elements"/>
1054       <ref name="db.publishing.inlines"/>
1055       <ref name="db.citerefentry"/>
1056       <ref name="db.citetitle"/>
1057       <ref name="db.citebiblioid"/>
1058       <ref name="db.person"/>
1059       <ref name="db.personblurb"/>
1060       <ref name="db.personname"/>
1061       <ref name="db.subtitle"/>
1062       <ref name="db.title"/>
1063       <ref name="db.titleabbrev"/>
1064     </choice>
1065   </define>
1066   <div>
1067     <define name="db.title.role.attribute">
1068       <attribute name="role"/>
1069     </define>
1070     <define name="db.title.attlist">
1071       <interleave>
1072         <optional>
1073           <ref name="db.title.role.attribute"/>
1074         </optional>
1075         <ref name="db.common.attributes"/>
1076         <ref name="db.common.linking.attributes"/>
1077       </interleave>
1078     </define>
1079     <define name="db.title">
1080       <element name="title">
1081         <a:documentation>The text of the title of a section of a document or of a formal block-level element</a:documentation>
1082         <ref name="db.title.attlist"/>
1083         <zeroOrMore>
1084           <ref name="db.all.inlines"/>
1085         </zeroOrMore>
1086       </element>
1087     </define>
1088   </div>
1089   <div>
1090     <define name="db.titleabbrev.role.attribute">
1091       <attribute name="role"/>
1092     </define>
1093     <define name="db.titleabbrev.attlist">
1094       <interleave>
1095         <optional>
1096           <ref name="db.titleabbrev.role.attribute"/>
1097         </optional>
1098         <ref name="db.common.attributes"/>
1099         <ref name="db.common.linking.attributes"/>
1100       </interleave>
1101     </define>
1102     <define name="db.titleabbrev">
1103       <element name="titleabbrev">
1104         <a:documentation>The abbreviation of a title</a:documentation>
1105         <ref name="db.titleabbrev.attlist"/>
1106         <zeroOrMore>
1107           <ref name="db.all.inlines"/>
1108         </zeroOrMore>
1109       </element>
1110     </define>
1111   </div>
1112   <div>
1113     <define name="db.subtitle.role.attribute">
1114       <attribute name="role"/>
1115     </define>
1116     <define name="db.subtitle.attlist">
1117       <interleave>
1118         <optional>
1119           <ref name="db.subtitle.role.attribute"/>
1120         </optional>
1121         <ref name="db.common.attributes"/>
1122         <ref name="db.common.linking.attributes"/>
1123       </interleave>
1124     </define>
1125     <define name="db.subtitle">
1126       <element name="subtitle">
1127         <a:documentation>The subtitle of a document</a:documentation>
1128         <ref name="db.subtitle.attlist"/>
1129         <zeroOrMore>
1130           <ref name="db.all.inlines"/>
1131         </zeroOrMore>
1132       </element>
1133     </define>
1134   </div>
1135   <div>
1136     <define name="db.info.role.attribute">
1137       <attribute name="role"/>
1138     </define>
1139     <define name="db.info.attlist">
1140       <interleave>
1141         <optional>
1142           <ref name="db.info.role.attribute"/>
1143         </optional>
1144         <ref name="db.common.attributes"/>
1145       </interleave>
1146     </define>
1147     <define name="db.info">
1148       <element name="info">
1149         <a:documentation>A wrapper for information about a component or other block</a:documentation>
1150         <ref name="db.info.attlist"/>
1151         <interleave>
1152           <ref name="db._title"/>
1153           <zeroOrMore>
1154             <ref name="db.info.elements"/>
1155           </zeroOrMore>
1156         </interleave>
1157       </element>
1158     </define>
1159   </div>
1160   <div>
1161     <define name="db.titlereq.info.role.attribute">
1162       <attribute name="role"/>
1163     </define>
1164     <define name="db.titlereq.info.attlist">
1165       <interleave>
1166         <optional>
1167           <ref name="db.titlereq.info.role.attribute"/>
1168         </optional>
1169         <ref name="db.common.attributes"/>
1170       </interleave>
1171     </define>
1172     <define name="db.titlereq.info">
1173       <element name="info">
1174         <a:documentation>A wrapper for information about a component or other block with a required title</a:documentation>
1175         <ref name="db.titlereq.info.attlist"/>
1176         <interleave>
1177           <ref name="db._title.req"/>
1178           <zeroOrMore>
1179             <ref name="db.info.elements"/>
1180           </zeroOrMore>
1181         </interleave>
1182       </element>
1183     </define>
1184   </div>
1185   <div>
1186     <define name="db.titleonly.info.role.attribute">
1187       <attribute name="role"/>
1188     </define>
1189     <define name="db.titleonly.info.attlist">
1190       <interleave>
1191         <optional>
1192           <ref name="db.titleonly.info.role.attribute"/>
1193         </optional>
1194         <ref name="db.common.attributes"/>
1195       </interleave>
1196     </define>
1197     <define name="db.titleonly.info">
1198       <element name="info">
1199         <a:documentation>A wrapper for information about a component or other block with only a title</a:documentation>
1200         <ref name="db.titleonly.info.attlist"/>
1201         <interleave>
1202           <ref name="db._title.only"/>
1203           <zeroOrMore>
1204             <ref name="db.info.elements"/>
1205           </zeroOrMore>
1206         </interleave>
1207       </element>
1208     </define>
1209   </div>
1210   <div>
1211     <define name="db.titleonlyreq.info.role.attribute">
1212       <attribute name="role"/>
1213     </define>
1214     <define name="db.titleonlyreq.info.attlist">
1215       <interleave>
1216         <optional>
1217           <ref name="db.titleonlyreq.info.role.attribute"/>
1218         </optional>
1219         <ref name="db.common.attributes"/>
1220       </interleave>
1221     </define>
1222     <define name="db.titleonlyreq.info">
1223       <element name="info">
1224         <a:documentation>A wrapper for information about a component or other block with only a required title</a:documentation>
1225         <ref name="db.titleonlyreq.info.attlist"/>
1226         <interleave>
1227           <ref name="db._title.onlyreq"/>
1228           <zeroOrMore>
1229             <ref name="db.info.elements"/>
1230           </zeroOrMore>
1231         </interleave>
1232       </element>
1233     </define>
1234   </div>
1235   <div>
1236     <define name="db.titleforbidden.info.role.attribute">
1237       <attribute name="role"/>
1238     </define>
1239     <define name="db.titleforbidden.info.attlist">
1240       <interleave>
1241         <optional>
1242           <ref name="db.titleforbidden.info.role.attribute"/>
1243         </optional>
1244         <ref name="db.common.attributes"/>
1245       </interleave>
1246     </define>
1247     <define name="db.titleforbidden.info">
1248       <element name="info">
1249         <a:documentation>A wrapper for information about a component or other block without a title</a:documentation>
1250         <ref name="db.titleforbidden.info.attlist"/>
1251         <zeroOrMore>
1252           <ref name="db.info.elements"/>
1253         </zeroOrMore>
1254       </element>
1255     </define>
1256   </div>
1257   <div>
1258     <define name="db.subjectset.role.attribute">
1259       <attribute name="role"/>
1260     </define>
1261     <define name="db.subjectset.scheme.attribute">
1262       <attribute name="scheme">
1263         <a:documentation>Identifies the controlled vocabulary used by this set's terms</a:documentation>
1264         <data type="NMTOKEN"/>
1265       </attribute>
1266     </define>
1267     <define name="db.subjectset.attlist">
1268       <interleave>
1269         <optional>
1270           <ref name="db.subjectset.role.attribute"/>
1271         </optional>
1272         <ref name="db.common.attributes"/>
1273         <ref name="db.common.linking.attributes"/>
1274         <optional>
1275           <ref name="db.subjectset.scheme.attribute"/>
1276         </optional>
1277       </interleave>
1278     </define>
1279     <define name="db.subjectset">
1280       <element name="subjectset">
1281         <a:documentation>A set of terms describing the subject matter of a document</a:documentation>
1282         <ref name="db.subjectset.attlist"/>
1283         <oneOrMore>
1284           <ref name="db.subject"/>
1285         </oneOrMore>
1286       </element>
1287     </define>
1288   </div>
1289   <div>
1290     <define name="db.subject.role.attribute">
1291       <attribute name="role"/>
1292     </define>
1293     <define name="db.subject.weight.attribute">
1294       <attribute name="weight">
1295         <a:documentation>Specifies a ranking for this subject relative to other subjects in the same set</a:documentation>
1296       </attribute>
1297     </define>
1298     <define name="db.subject.attlist">
1299       <interleave>
1300         <optional>
1301           <ref name="db.subject.role.attribute"/>
1302         </optional>
1303         <ref name="db.common.attributes"/>
1304         <ref name="db.common.linking.attributes"/>
1305         <optional>
1306           <ref name="db.subject.weight.attribute"/>
1307         </optional>
1308       </interleave>
1309     </define>
1310     <define name="db.subject">
1311       <element name="subject">
1312         <a:documentation>One of a group of terms describing the subject matter of a document</a:documentation>
1313         <ref name="db.subject.attlist"/>
1314         <oneOrMore>
1315           <ref name="db.subjectterm"/>
1316         </oneOrMore>
1317       </element>
1318     </define>
1319   </div>
1320   <div>
1321     <define name="db.subjectterm.role.attribute">
1322       <attribute name="role"/>
1323     </define>
1324     <define name="db.subjectterm.attlist">
1325       <interleave>
1326         <optional>
1327           <ref name="db.subjectterm.role.attribute"/>
1328         </optional>
1329         <ref name="db.common.attributes"/>
1330         <ref name="db.common.linking.attributes"/>
1331       </interleave>
1332     </define>
1333     <define name="db.subjectterm">
1334       <element name="subjectterm">
1335         <a:documentation>A term in a group of terms describing the subject matter of a document</a:documentation>
1336         <ref name="db.subjectterm.attlist"/>
1337         <text/>
1338       </element>
1339     </define>
1340   </div>
1341   <div>
1342     <define name="db.keywordset.role.attribute">
1343       <attribute name="role"/>
1344     </define>
1345     <define name="db.keywordset.attlist">
1346       <interleave>
1347         <optional>
1348           <ref name="db.keywordset.role.attribute"/>
1349         </optional>
1350         <ref name="db.common.attributes"/>
1351         <ref name="db.common.linking.attributes"/>
1352       </interleave>
1353     </define>
1354     <define name="db.keywordset">
1355       <element name="keywordset">
1356         <a:documentation>A set of keywords describing the content of a document</a:documentation>
1357         <ref name="db.keywordset.attlist"/>
1358         <oneOrMore>
1359           <ref name="db.keyword"/>
1360         </oneOrMore>
1361       </element>
1362     </define>
1363   </div>
1364   <div>
1365     <define name="db.keyword.role.attribute">
1366       <attribute name="role"/>
1367     </define>
1368     <define name="db.keyword.attlist">
1369       <interleave>
1370         <optional>
1371           <ref name="db.keyword.role.attribute"/>
1372         </optional>
1373         <ref name="db.common.attributes"/>
1374         <ref name="db.common.linking.attributes"/>
1375       </interleave>
1376     </define>
1377     <define name="db.keyword">
1378       <element name="keyword">
1379         <a:documentation>One of a set of keywords describing the content of a document</a:documentation>
1380         <ref name="db.keyword.attlist"/>
1381         <text/>
1382       </element>
1383     </define>
1384   </div>
1385   <define name="db.table.choice">
1386     <choice>
1387       <notAllowed/>
1388       <ref name="db.cals.table"/>
1389       <ref name="db.html.table"/>
1390     </choice>
1391   </define>
1392   <define name="db.informaltable.choice">
1393     <choice>
1394       <notAllowed/>
1395       <ref name="db.cals.informaltable"/>
1396       <ref name="db.html.informaltable"/>
1397     </choice>
1398   </define>
1399   <define name="db.table">
1400     <ref name="db.table.choice"/>
1401   </define>
1402   <define name="db.informaltable">
1403     <ref name="db.informaltable.choice"/>
1404   </define>
1405   <div>
1406     <define name="db.procedure.role.attribute">
1407       <attribute name="role"/>
1408     </define>
1409     <define name="db.procedure.attlist">
1410       <interleave>
1411         <optional>
1412           <ref name="db.procedure.role.attribute"/>
1413         </optional>
1414         <ref name="db.common.attributes"/>
1415         <ref name="db.common.linking.attributes"/>
1416       </interleave>
1417     </define>
1418     <define name="db.procedure.info">
1419       <ref name="db._info.title.only"/>
1420     </define>
1421     <define name="db.procedure">
1422       <element name="procedure">
1423         <a:documentation>A list of operations to be performed in a well-defined sequence</a:documentation>
1424         <ref name="db.procedure.attlist"/>
1425         <ref name="db.procedure.info"/>
1426         <zeroOrMore>
1427           <ref name="db.all.blocks"/>
1428         </zeroOrMore>
1429         <oneOrMore>
1430           <ref name="db.step"/>
1431         </oneOrMore>
1432       </element>
1433     </define>
1434   </div>
1435   <div>
1436     <define name="db.step.role.attribute">
1437       <attribute name="role"/>
1438     </define>
1439     <define name="db.step.attlist">
1440       <interleave>
1441         <optional>
1442           <ref name="db.step.role.attribute"/>
1443         </optional>
1444         <ref name="db.common.attributes"/>
1445         <ref name="db.common.linking.attributes"/>
1446         <optional>
1447           <ref name="db.performance.attribute"/>
1448         </optional>
1449       </interleave>
1450     </define>
1451     <define name="db.step.info">
1452       <ref name="db._info.title.only"/>
1453     </define>
1454 <!--
1455
1456       This content model is blocks*, step|stepalternatives, blocks* but
1457       expressed this way it avoids UPA issues in XSD and DTD versions
1458     -->
1459     <define name="db.step">
1460       <element name="step">
1461         <a:documentation>A unit of action in a procedure</a:documentation>
1462         <ref name="db.step.attlist"/>
1463         <ref name="db.step.info"/>
1464         <choice>
1465           <group>
1466             <oneOrMore>
1467               <ref name="db.all.blocks"/>
1468             </oneOrMore>
1469             <optional>
1470               <choice>
1471                 <ref name="db.substeps"/>
1472                 <ref name="db.stepalternatives"/>
1473               </choice>
1474               <zeroOrMore>
1475                 <ref name="db.all.blocks"/>
1476               </zeroOrMore>
1477             </optional>
1478           </group>
1479           <group>
1480             <choice>
1481               <ref name="db.substeps"/>
1482               <ref name="db.stepalternatives"/>
1483             </choice>
1484             <zeroOrMore>
1485               <ref name="db.all.blocks"/>
1486             </zeroOrMore>
1487           </group>
1488         </choice>
1489       </element>
1490     </define>
1491   </div>
1492   <div>
1493     <define name="db.stepalternatives.role.attribute">
1494       <attribute name="role"/>
1495     </define>
1496     <define name="db.stepalternatives.attlist">
1497       <interleave>
1498         <optional>
1499           <ref name="db.stepalternatives.role.attribute"/>
1500         </optional>
1501         <ref name="db.common.attributes"/>
1502         <ref name="db.common.linking.attributes"/>
1503         <optional>
1504           <ref name="db.performance.attribute"/>
1505         </optional>
1506       </interleave>
1507     </define>
1508     <define name="db.stepalternatives.info">
1509       <ref name="db._info.title.forbidden"/>
1510     </define>
1511     <define name="db.stepalternatives">
1512       <element name="stepalternatives">
1513         <a:documentation>Alternative steps in a procedure</a:documentation>
1514         <ref name="db.stepalternatives.attlist"/>
1515         <ref name="db.stepalternatives.info"/>
1516         <oneOrMore>
1517           <ref name="db.step"/>
1518         </oneOrMore>
1519       </element>
1520     </define>
1521   </div>
1522   <div>
1523     <define name="db.substeps.role.attribute">
1524       <attribute name="role"/>
1525     </define>
1526     <define name="db.substeps.attlist">
1527       <interleave>
1528         <optional>
1529           <ref name="db.substeps.role.attribute"/>
1530         </optional>
1531         <ref name="db.common.attributes"/>
1532         <ref name="db.common.linking.attributes"/>
1533         <optional>
1534           <ref name="db.performance.attribute"/>
1535         </optional>
1536       </interleave>
1537     </define>
1538     <define name="db.substeps">
1539       <element name="substeps">
1540         <a:documentation>A wrapper for steps that occur within steps in a procedure</a:documentation>
1541         <ref name="db.substeps.attlist"/>
1542         <oneOrMore>
1543           <ref name="db.step"/>
1544         </oneOrMore>
1545       </element>
1546     </define>
1547   </div>
1548   <div>
1549     <define name="db.sidebar.role.attribute">
1550       <attribute name="role"/>
1551     </define>
1552     <define name="db.sidebar.attlist">
1553       <interleave>
1554         <optional>
1555           <ref name="db.sidebar.role.attribute"/>
1556         </optional>
1557         <ref name="db.common.attributes"/>
1558         <ref name="db.common.linking.attributes"/>
1559       </interleave>
1560     </define>
1561     <define name="db.sidebar.info">
1562       <ref name="db._info.title.only"/>
1563     </define>
1564     <define name="db.sidebar">
1565       <element name="sidebar">
1566         <a:documentation>A portion of a document that is isolated from the main narrative flow</a:documentation>
1567         <s:pattern name="Element exclusion">
1568           <s:rule context="db:sidebar">
1569             <s:assert test="not(.//db:sidebar)">sidebar must not occur in the descendants of sidebar</s:assert>
1570           </s:rule>
1571         </s:pattern>
1572         <ref name="db.sidebar.attlist"/>
1573         <ref name="db.sidebar.info"/>
1574         <oneOrMore>
1575           <ref name="db.all.blocks"/>
1576         </oneOrMore>
1577       </element>
1578     </define>
1579   </div>
1580   <div>
1581     <define name="db.abstract.role.attribute">
1582       <attribute name="role"/>
1583     </define>
1584     <define name="db.abstract.attlist">
1585       <interleave>
1586         <optional>
1587           <ref name="db.abstract.role.attribute"/>
1588         </optional>
1589         <ref name="db.common.attributes"/>
1590         <ref name="db.common.linking.attributes"/>
1591       </interleave>
1592     </define>
1593     <define name="db.abstract.info">
1594       <ref name="db._info.title.only"/>
1595     </define>
1596     <define name="db.abstract">
1597       <element name="abstract">
1598         <a:documentation>A summary</a:documentation>
1599         <ref name="db.abstract.attlist"/>
1600         <ref name="db.abstract.info"/>
1601         <oneOrMore>
1602           <ref name="db.para.blocks"/>
1603         </oneOrMore>
1604       </element>
1605     </define>
1606   </div>
1607   <div>
1608     <define name="db.personblurb.role.attribute">
1609       <attribute name="role"/>
1610     </define>
1611     <define name="db.personblurb.attlist">
1612       <interleave>
1613         <optional>
1614           <ref name="db.personblurb.role.attribute"/>
1615         </optional>
1616         <ref name="db.common.attributes"/>
1617         <ref name="db.common.linking.attributes"/>
1618       </interleave>
1619     </define>
1620     <define name="db.personblurb.info">
1621       <ref name="db._info.title.only"/>
1622     </define>
1623     <define name="db.personblurb">
1624       <element name="personblurb">
1625         <a:documentation>A short description or note about a person</a:documentation>
1626         <ref name="db.personblurb.attlist"/>
1627         <ref name="db.personblurb.info"/>
1628         <oneOrMore>
1629           <ref name="db.para.blocks"/>
1630         </oneOrMore>
1631       </element>
1632     </define>
1633   </div>
1634   <div>
1635     <define name="db.blockquote.role.attribute">
1636       <attribute name="role"/>
1637     </define>
1638     <define name="db.blockquote.attlist">
1639       <interleave>
1640         <optional>
1641           <ref name="db.blockquote.role.attribute"/>
1642         </optional>
1643         <ref name="db.common.attributes"/>
1644         <ref name="db.common.linking.attributes"/>
1645       </interleave>
1646     </define>
1647     <define name="db.blockquote.info">
1648       <ref name="db._info.title.only"/>
1649     </define>
1650     <define name="db.blockquote">
1651       <element name="blockquote">
1652         <a:documentation>A quotation set off from the main text</a:documentation>
1653         <ref name="db.blockquote.attlist"/>
1654         <ref name="db.blockquote.info"/>
1655         <optional>
1656           <ref name="db.attribution"/>
1657         </optional>
1658         <oneOrMore>
1659           <ref name="db.all.blocks"/>
1660         </oneOrMore>
1661       </element>
1662     </define>
1663   </div>
1664   <div>
1665     <define name="db.attribution.role.attribute">
1666       <attribute name="role"/>
1667     </define>
1668     <define name="db.attribution.attlist">
1669       <interleave>
1670         <optional>
1671           <ref name="db.attribution.role.attribute"/>
1672         </optional>
1673         <ref name="db.common.attributes"/>
1674         <ref name="db.common.linking.attributes"/>
1675       </interleave>
1676     </define>
1677     <define name="db.attribution">
1678       <element name="attribution">
1679         <a:documentation>The source of a block quote or epigraph</a:documentation>
1680         <ref name="db.attribution.attlist"/>
1681         <zeroOrMore>
1682           <choice>
1683             <ref name="db._text"/>
1684             <ref name="db.person"/>
1685             <ref name="db.personname"/>
1686             <ref name="db.citetitle"/>
1687             <ref name="db.citation"/>
1688           </choice>
1689         </zeroOrMore>
1690       </element>
1691     </define>
1692   </div>
1693   <div>
1694     <define name="db.bridgehead.renderas.enumeration">
1695       <choice>
1696         <value>sect1</value>
1697         <a:documentation>Render as a first-level section</a:documentation>
1698         <value>sect2</value>
1699         <a:documentation>Render as a second-level section</a:documentation>
1700         <value>sect3</value>
1701         <a:documentation>Render as a third-level section</a:documentation>
1702         <value>sect4</value>
1703         <a:documentation>Render as a fourth-level section</a:documentation>
1704         <value>sect5</value>
1705         <a:documentation>Render as a fifth-level section</a:documentation>
1706       </choice>
1707     </define>
1708     <define name="db.bridgehead.renderas-enum.attribute">
1709       <optional>
1710         <attribute name="renderas">
1711           <a:documentation>Indicates how the bridge head should be rendered</a:documentation>
1712           <ref name="db.bridgehead.renderas.enumeration"/>
1713         </attribute>
1714       </optional>
1715     </define>
1716     <define name="db.bridgehead.renderas-other.attribute">
1717       <attribute name="otherrenderas">
1718         <a:documentation>Identifies the nature of the non-standard rendering</a:documentation>
1719         <data type="NMTOKEN"/>
1720       </attribute>
1721     </define>
1722     <define name="db.bridgehead.renderas-other.attributes">
1723       <interleave>
1724         <attribute name="renderas">
1725           <a:documentation>Indicates how the bridge head should be rendered</a:documentation>
1726           <value>other</value>
1727           <a:documentation>Identifies a non-standard rendering</a:documentation>
1728         </attribute>
1729         <ref name="db.bridgehead.renderas-other.attribute"/>
1730       </interleave>
1731     </define>
1732     <define name="db.bridgehead.renderas.attribute">
1733       <choice>
1734         <ref name="db.bridgehead.renderas-enum.attribute"/>
1735         <ref name="db.bridgehead.renderas-other.attributes"/>
1736       </choice>
1737     </define>
1738     <define name="db.bridgehead.role.attribute">
1739       <attribute name="role"/>
1740     </define>
1741     <define name="db.bridgehead.attlist">
1742       <interleave>
1743         <optional>
1744           <ref name="db.bridgehead.role.attribute"/>
1745         </optional>
1746         <ref name="db.common.attributes"/>
1747         <ref name="db.common.linking.attributes"/>
1748         <optional>
1749           <ref name="db.bridgehead.renderas.attribute"/>
1750         </optional>
1751       </interleave>
1752     </define>
1753     <define name="db.bridgehead">
1754       <element name="bridgehead">
1755         <a:documentation>A free-floating heading</a:documentation>
1756         <ref name="db.bridgehead.attlist"/>
1757         <zeroOrMore>
1758           <ref name="db.all.inlines"/>
1759         </zeroOrMore>
1760       </element>
1761     </define>
1762   </div>
1763   <div>
1764     <define name="db.remark.role.attribute">
1765       <attribute name="role"/>
1766     </define>
1767     <define name="db.remark.attlist">
1768       <interleave>
1769         <optional>
1770           <ref name="db.remark.role.attribute"/>
1771         </optional>
1772         <ref name="db.common.attributes"/>
1773         <ref name="db.common.linking.attributes"/>
1774       </interleave>
1775     </define>
1776     <define name="db.remark">
1777       <element name="remark">
1778         <a:documentation>A remark (or comment) intended for presentation in a draft manuscript</a:documentation>
1779         <ref name="db.remark.attlist"/>
1780         <ref name="db._text"/>
1781       </element>
1782     </define>
1783   </div>
1784   <div>
1785     <define name="db.epigraph.role.attribute">
1786       <attribute name="role"/>
1787     </define>
1788     <define name="db.epigraph.attlist">
1789       <interleave>
1790         <optional>
1791           <ref name="db.epigraph.role.attribute"/>
1792         </optional>
1793         <ref name="db.common.attributes"/>
1794         <ref name="db.common.linking.attributes"/>
1795       </interleave>
1796     </define>
1797     <define name="db.epigraph.info">
1798       <ref name="db._info.title.forbidden"/>
1799     </define>
1800     <define name="db.epigraph">
1801       <element name="epigraph">
1802         <a:documentation>A short inscription at the beginning of a document or component</a:documentation>
1803         <ref name="db.epigraph.attlist"/>
1804         <ref name="db.epigraph.info"/>
1805         <optional>
1806           <ref name="db.attribution"/>
1807         </optional>
1808         <oneOrMore>
1809           <choice>
1810             <ref name="db.para.blocks"/>
1811             <ref name="db.literallayout"/>
1812           </choice>
1813         </oneOrMore>
1814       </element>
1815     </define>
1816   </div>
1817   <div>
1818     <define name="db.footnote.role.attribute">
1819       <attribute name="role"/>
1820     </define>
1821     <define name="db.footnote.label.attribute">
1822       <attribute name="label">
1823         <a:documentation>Identifies the desired footnote mark</a:documentation>
1824         <data type="NMTOKEN"/>
1825       </attribute>
1826     </define>
1827     <define name="db.footnote.attlist">
1828       <interleave>
1829         <optional>
1830           <ref name="db.footnote.role.attribute"/>
1831         </optional>
1832         <ref name="db.common.attributes"/>
1833         <ref name="db.common.linking.attributes"/>
1834         <optional>
1835           <ref name="db.footnote.label.attribute"/>
1836         </optional>
1837       </interleave>
1838     </define>
1839     <define name="db.footnote">
1840       <element name="footnote">
1841         <a:documentation>A footnote</a:documentation>
1842         <s:pattern name="Element exclusion">
1843           <s:rule context="db:footnote">
1844             <s:assert test="not(.//db:footnote)">footnote must not occur in the descendants of footnote</s:assert>
1845           </s:rule>
1846         </s:pattern>
1847         <s:pattern name="Element exclusion">
1848           <s:rule context="db:footnote">
1849             <s:assert test="not(.//db:example)">example must not occur in the descendants of footnote</s:assert>
1850           </s:rule>
1851         </s:pattern>
1852         <s:pattern name="Element exclusion">
1853           <s:rule context="db:footnote">
1854             <s:assert test="not(.//db:figure)">figure must not occur in the descendants of footnote</s:assert>
1855           </s:rule>
1856         </s:pattern>
1857         <s:pattern name="Element exclusion">
1858           <s:rule context="db:footnote">
1859             <s:assert test="not(.//db:table)">table must not occur in the descendants of footnote</s:assert>
1860           </s:rule>
1861         </s:pattern>
1862         <s:pattern name="Element exclusion">
1863           <s:rule context="db:footnote">
1864             <s:assert test="not(.//db:equation)">equation must not occur in the descendants of footnote</s:assert>
1865           </s:rule>
1866         </s:pattern>
1867         <s:pattern name="Element exclusion">
1868           <s:rule context="db:footnote">
1869             <s:assert test="not(.//db:indexterm)">indexterm must not occur in the descendants of footnote</s:assert>
1870           </s:rule>
1871         </s:pattern>
1872         <s:pattern name="Element exclusion">
1873           <s:rule context="db:footnote">
1874             <s:assert test="not(.//db:sidebar)">sidebar must not occur in the descendants of footnote</s:assert>
1875           </s:rule>
1876         </s:pattern>
1877         <s:pattern name="Element exclusion">
1878           <s:rule context="db:footnote">
1879             <s:assert test="not(.//db:task)">task must not occur in the descendants of footnote</s:assert>
1880           </s:rule>
1881         </s:pattern>
1882         <s:pattern name="Element exclusion">
1883           <s:rule context="db:footnote">
1884             <s:assert test="not(.//db:epigraph)">epigraph must not occur in the descendants of footnote</s:assert>
1885           </s:rule>
1886         </s:pattern>
1887         <s:pattern name="Element exclusion">
1888           <s:rule context="db:footnote">
1889             <s:assert test="not(.//db:caution)">caution must not occur in the descendants of footnote</s:assert>
1890           </s:rule>
1891         </s:pattern>
1892         <s:pattern name="Element exclusion">
1893           <s:rule context="db:footnote">
1894             <s:assert test="not(.//db:important)">important must not occur in the descendants of footnote</s:assert>
1895           </s:rule>
1896         </s:pattern>
1897         <s:pattern name="Element exclusion">
1898           <s:rule context="db:footnote">
1899             <s:assert test="not(.//db:note)">note must not occur in the descendants of footnote</s:assert>
1900           </s:rule>
1901         </s:pattern>
1902         <s:pattern name="Element exclusion">
1903           <s:rule context="db:footnote">
1904             <s:assert test="not(.//db:tip)">tip must not occur in the descendants of footnote</s:assert>
1905           </s:rule>
1906         </s:pattern>
1907         <s:pattern name="Element exclusion">
1908           <s:rule context="db:footnote">
1909             <s:assert test="not(.//db:warning)">warning must not occur in the descendants of footnote</s:assert>
1910           </s:rule>
1911         </s:pattern>
1912         <ref name="db.footnote.attlist"/>
1913         <oneOrMore>
1914           <ref name="db.all.blocks"/>
1915         </oneOrMore>
1916       </element>
1917     </define>
1918   </div>
1919   <div>
1920     <define name="db.formalpara.role.attribute">
1921       <attribute name="role"/>
1922     </define>
1923     <define name="db.formalpara.attlist">
1924       <interleave>
1925         <optional>
1926           <ref name="db.formalpara.role.attribute"/>
1927         </optional>
1928         <ref name="db.common.attributes"/>
1929         <ref name="db.common.linking.attributes"/>
1930       </interleave>
1931     </define>
1932     <define name="db.formalpara.info">
1933       <ref name="db._info.title.onlyreq"/>
1934     </define>
1935     <define name="db.formalpara">
1936       <element name="formalpara">
1937         <a:documentation>A paragraph with a title</a:documentation>
1938         <ref name="db.formalpara.attlist"/>
1939         <ref name="db.formalpara.info"/>
1940         <zeroOrMore>
1941           <ref name="db.indexing.inlines"/>
1942         </zeroOrMore>
1943         <ref name="db.para"/>
1944       </element>
1945     </define>
1946   </div>
1947   <div>
1948     <define name="db.para.role.attribute">
1949       <attribute name="role"/>
1950     </define>
1951     <define name="db.para.attlist">
1952       <interleave>
1953         <optional>
1954           <ref name="db.para.role.attribute"/>
1955         </optional>
1956         <ref name="db.common.attributes"/>
1957         <ref name="db.common.linking.attributes"/>
1958       </interleave>
1959     </define>
1960     <define name="db.para.info">
1961       <ref name="db._info.title.forbidden"/>
1962     </define>
1963     <define name="db.para">
1964       <element name="para">
1965         <a:documentation>A paragraph</a:documentation>
1966         <s:pattern name="Root must have version">
1967           <s:rule context="/db:para">
1968             <s:assert test="@version">The root element must have a version attribute.</s:assert>
1969           </s:rule>
1970         </s:pattern>
1971         <ref name="db.para.attlist"/>
1972         <ref name="db.para.info"/>
1973         <zeroOrMore>
1974           <choice>
1975             <ref name="db.all.inlines"/>
1976             <ref name="db.nopara.blocks"/>
1977           </choice>
1978         </zeroOrMore>
1979       </element>
1980     </define>
1981   </div>
1982   <div>
1983     <define name="db.simpara.role.attribute">
1984       <attribute name="role"/>
1985     </define>
1986     <define name="db.simpara.attlist">
1987       <interleave>
1988         <optional>
1989           <ref name="db.simpara.role.attribute"/>
1990         </optional>
1991         <ref name="db.common.attributes"/>
1992         <ref name="db.common.linking.attributes"/>
1993       </interleave>
1994     </define>
1995     <define name="db.simpara.info">
1996       <ref name="db._info.title.forbidden"/>
1997     </define>
1998     <define name="db.simpara">
1999       <element name="simpara">
2000         <a:documentation>A paragraph that contains only text and inline markup, no block elements</a:documentation>
2001         <ref name="db.simpara.attlist"/>
2002         <ref name="db.simpara.info"/>
2003         <zeroOrMore>
2004           <ref name="db.all.inlines"/>
2005         </zeroOrMore>
2006       </element>
2007     </define>
2008   </div>
2009   <div>
2010     <define name="db.itemizedlist.role.attribute">
2011       <attribute name="role"/>
2012     </define>
2013     <define name="db.itemizedlist.mark.attribute">
2014       <attribute name="mark">
2015         <a:documentation>Identifies the type of mark to be used on items in this list</a:documentation>
2016         <data type="NMTOKEN"/>
2017       </attribute>
2018     </define>
2019     <define name="db.itemizedlist.attlist">
2020       <interleave>
2021         <optional>
2022           <ref name="db.itemizedlist.role.attribute"/>
2023         </optional>
2024         <ref name="db.common.attributes"/>
2025         <ref name="db.common.linking.attributes"/>
2026         <optional>
2027           <ref name="db.spacing.attribute"/>
2028         </optional>
2029         <optional>
2030           <ref name="db.itemizedlist.mark.attribute"/>
2031         </optional>
2032       </interleave>
2033     </define>
2034     <define name="db.itemizedlist.info">
2035       <ref name="db._info.title.only"/>
2036     </define>
2037     <define name="db.itemizedlist">
2038       <element name="itemizedlist">
2039         <a:documentation>A list in which each entry is marked with a bullet or other dingbat</a:documentation>
2040         <ref name="db.itemizedlist.attlist"/>
2041         <ref name="db.itemizedlist.info"/>
2042         <zeroOrMore>
2043           <ref name="db.all.blocks"/>
2044         </zeroOrMore>
2045         <oneOrMore>
2046           <ref name="db.listitem"/>
2047         </oneOrMore>
2048       </element>
2049     </define>
2050   </div>
2051   <div>
2052     <define name="db.orderedlist.role.attribute">
2053       <attribute name="role"/>
2054     </define>
2055     <define name="db.orderedlist.continuation.enumeration">
2056       <choice>
2057         <value>continues</value>
2058         <a:documentation>Specifies that numbering should begin where the preceding list left off</a:documentation>
2059         <value>restarts</value>
2060         <a:documentation>Specifies that numbering should begin again at 1</a:documentation>
2061       </choice>
2062     </define>
2063     <define name="db.orderedlist.continuation.attribute">
2064       <attribute name="continuation">
2065         <a:documentation>Indicates how list numbering should begin relative to the immediately preceding list</a:documentation>
2066         <ref name="db.orderedlist.continuation.enumeration"/>
2067       </attribute>
2068     </define>
2069     <define name="db.orderedlist.startingnumber.attribute">
2070       <attribute name="startingnumber">
2071         <a:documentation>Specifies the initial line number.</a:documentation>
2072         <data type="integer"/>
2073       </attribute>
2074     </define>
2075     <define name="db.orderedlist.inheritnum.enumeration">
2076       <choice>
2077         <value>ignore</value>
2078         <a:documentation>Specifies that numbering should ignore list nesting</a:documentation>
2079         <value>inherit</value>
2080         <a:documentation>Specifies that numbering should inherit from outer-level lists</a:documentation>
2081       </choice>
2082     </define>
2083     <define name="db.orderedlist.inheritnum.attribute">
2084       <attribute name="inheritnum">
2085         <a:documentation>Indicates whether or not item numbering should be influenced by list nesting</a:documentation>
2086         <ref name="db.orderedlist.inheritnum.enumeration"/>
2087       </attribute>
2088     </define>
2089     <define name="db.orderedlist.numeration.enumeration">
2090       <choice>
2091         <value>arabic</value>
2092         <a:documentation>Specifies Arabic numeration (1, 2, 3, …)</a:documentation>
2093         <value>upperalpha</value>
2094         <a:documentation>Specifies upper-case alphabetic numeration (A, B, C, …)</a:documentation>
2095         <value>loweralpha</value>
2096         <a:documentation>Specifies lower-case alphabetic numeration (a, b, c, …)</a:documentation>
2097         <value>upperroman</value>
2098         <a:documentation>Specifies upper-case Roman numeration (I, II, III, …)</a:documentation>
2099         <value>lowerroman</value>
2100         <a:documentation>Specifies lower-case Roman numeration (i, ii, iii …)</a:documentation>
2101       </choice>
2102     </define>
2103     <define name="db.orderedlist.numeration.attribute">
2104       <attribute name="numeration">
2105         <a:documentation>Indicates the desired numeration</a:documentation>
2106         <ref name="db.orderedlist.numeration.enumeration"/>
2107       </attribute>
2108     </define>
2109     <define name="db.orderedlist.attlist">
2110       <interleave>
2111         <optional>
2112           <ref name="db.orderedlist.role.attribute"/>
2113         </optional>
2114         <ref name="db.common.attributes"/>
2115         <ref name="db.common.linking.attributes"/>
2116         <optional>
2117           <ref name="db.spacing.attribute"/>
2118         </optional>
2119         <optional>
2120           <choice>
2121             <ref name="db.orderedlist.continuation.attribute"/>
2122             <ref name="db.orderedlist.startingnumber.attribute"/>
2123           </choice>
2124         </optional>
2125         <optional>
2126           <ref name="db.orderedlist.inheritnum.attribute"/>
2127         </optional>
2128         <optional>
2129           <ref name="db.orderedlist.numeration.attribute"/>
2130         </optional>
2131       </interleave>
2132     </define>
2133     <define name="db.orderedlist.info">
2134       <ref name="db._info.title.only"/>
2135     </define>
2136     <define name="db.orderedlist">
2137       <element name="orderedlist">
2138         <a:documentation>A list in which each entry is marked with a sequentially incremented label</a:documentation>
2139         <ref name="db.orderedlist.attlist"/>
2140         <ref name="db.orderedlist.info"/>
2141         <zeroOrMore>
2142           <ref name="db.all.blocks"/>
2143         </zeroOrMore>
2144         <oneOrMore>
2145           <ref name="db.listitem"/>
2146         </oneOrMore>
2147       </element>
2148     </define>
2149   </div>
2150   <div>
2151     <define name="db.listitem.role.attribute">
2152       <attribute name="role"/>
2153     </define>
2154     <define name="db.listitem.override.attribute">
2155       <attribute name="override">
2156         <a:documentation>Specifies the keyword for the type of mark that should be used on this
2157  item, instead of the mark that would be used by default</a:documentation>
2158         <data type="NMTOKEN"/>
2159       </attribute>
2160     </define>
2161     <define name="db.listitem.attlist">
2162       <interleave>
2163         <optional>
2164           <ref name="db.listitem.role.attribute"/>
2165         </optional>
2166         <ref name="db.common.attributes"/>
2167         <ref name="db.common.linking.attributes"/>
2168         <optional>
2169           <ref name="db.listitem.override.attribute"/>
2170         </optional>
2171       </interleave>
2172     </define>
2173     <define name="db.listitem">
2174       <element name="listitem">
2175         <a:documentation>A wrapper for the elements of a list item</a:documentation>
2176         <ref name="db.listitem.attlist"/>
2177         <oneOrMore>
2178           <ref name="db.all.blocks"/>
2179         </oneOrMore>
2180       </element>
2181     </define>
2182   </div>
2183   <div>
2184     <define name="db.segmentedlist.role.attribute">
2185       <attribute name="role"/>
2186     </define>
2187     <define name="db.segmentedlist.attlist">
2188       <interleave>
2189         <optional>
2190           <ref name="db.segmentedlist.role.attribute"/>
2191         </optional>
2192         <ref name="db.common.attributes"/>
2193         <ref name="db.common.linking.attributes"/>
2194       </interleave>
2195     </define>
2196     <define name="db.segmentedlist.info">
2197       <ref name="db._info.title.only"/>
2198     </define>
2199     <define name="db.segmentedlist">
2200       <element name="segmentedlist">
2201         <a:documentation>A segmented list, a list of sets of elements</a:documentation>
2202         <ref name="db.segmentedlist.attlist"/>
2203         <ref name="db.segmentedlist.info"/>
2204         <oneOrMore>
2205           <ref name="db.segtitle"/>
2206         </oneOrMore>
2207         <oneOrMore>
2208           <ref name="db.seglistitem"/>
2209         </oneOrMore>
2210       </element>
2211     </define>
2212   </div>
2213   <div>
2214     <define name="db.segtitle.role.attribute">
2215       <attribute name="role"/>
2216     </define>
2217     <define name="db.segtitle.attlist">
2218       <interleave>
2219         <optional>
2220           <ref name="db.segtitle.role.attribute"/>
2221         </optional>
2222         <ref name="db.common.attributes"/>
2223         <ref name="db.common.linking.attributes"/>
2224       </interleave>
2225     </define>
2226     <define name="db.segtitle">
2227       <element name="segtitle">
2228         <a:documentation>The title of an element of a list item in a segmented list</a:documentation>
2229         <ref name="db.segtitle.attlist"/>
2230         <zeroOrMore>
2231           <ref name="db.all.inlines"/>
2232         </zeroOrMore>
2233       </element>
2234     </define>
2235   </div>
2236   <div>
2237     <define name="db.seglistitem.role.attribute">
2238       <attribute name="role"/>
2239     </define>
2240     <define name="db.seglistitem.attlist">
2241       <interleave>
2242         <optional>
2243           <ref name="db.seglistitem.role.attribute"/>
2244         </optional>
2245         <ref name="db.common.attributes"/>
2246         <ref name="db.common.linking.attributes"/>
2247       </interleave>
2248     </define>
2249     <define name="db.seglistitem">
2250       <element name="seglistitem">
2251         <a:documentation>A list item in a segmented list</a:documentation>
2252         <s:pattern name="Cardinality of segments and titles">
2253           <s:rule context="db:seglistitem">
2254             <s:assert test="count(db:seg) = count(../db:segtitle)">The number of seg elements must be the same as the number of segtitle elements in the parent segmentedlist</s:assert>
2255           </s:rule>
2256         </s:pattern>
2257         <ref name="db.seglistitem.attlist"/>
2258         <oneOrMore>
2259           <ref name="db.seg"/>
2260         </oneOrMore>
2261       </element>
2262     </define>
2263   </div>
2264   <div>
2265     <define name="db.seg.role.attribute">
2266       <attribute name="role"/>
2267     </define>
2268     <define name="db.seg.attlist">
2269       <interleave>
2270         <optional>
2271           <ref name="db.seg.role.attribute"/>
2272         </optional>
2273         <ref name="db.common.attributes"/>
2274         <ref name="db.common.linking.attributes"/>
2275       </interleave>
2276     </define>
2277     <define name="db.seg">
2278       <element name="seg">
2279         <a:documentation>An element of a list item in a segmented list</a:documentation>
2280         <ref name="db.seg.attlist"/>
2281         <zeroOrMore>
2282           <ref name="db.all.inlines"/>
2283         </zeroOrMore>
2284       </element>
2285     </define>
2286   </div>
2287   <div>
2288     <define name="db.simplelist.role.attribute">
2289       <attribute name="role"/>
2290     </define>
2291     <define name="db.simplelist.type.enumeration">
2292       <choice>
2293         <value>horiz</value>
2294         <a:documentation>A tabular presentation in row-major order.</a:documentation>
2295         <value>vert</value>
2296         <a:documentation>A tabular presentation in column-major order.</a:documentation>
2297         <value>inline</value>
2298         <a:documentation>An inline presentation, usually a comma-delimited list.</a:documentation>
2299       </choice>
2300     </define>
2301     <define name="db.simplelist.type.attribute">
2302       <attribute name="type" a:defaultValue="vert">
2303         <a:documentation>Specifies the type of list presentation.</a:documentation>
2304         <ref name="db.simplelist.type.enumeration"/>
2305       </attribute>
2306     </define>
2307     <define name="db.simplelist.columns.attribute">
2308       <attribute name="columns">
2309         <a:documentation>Specifies the number of columns for horizontal or vertical presentation</a:documentation>
2310         <data type="integer"/>
2311       </attribute>
2312     </define>
2313     <define name="db.simplelist.attlist">
2314       <interleave>
2315         <optional>
2316           <ref name="db.simplelist.role.attribute"/>
2317         </optional>
2318         <ref name="db.common.attributes"/>
2319         <ref name="db.common.linking.attributes"/>
2320         <optional>
2321           <ref name="db.simplelist.type.attribute"/>
2322         </optional>
2323         <optional>
2324           <ref name="db.simplelist.columns.attribute"/>
2325         </optional>
2326       </interleave>
2327     </define>
2328     <define name="db.simplelist">
2329       <element name="simplelist">
2330         <a:documentation>An undecorated list of single words or short phrases</a:documentation>
2331         <ref name="db.simplelist.attlist"/>
2332         <oneOrMore>
2333           <ref name="db.member"/>
2334         </oneOrMore>
2335       </element>
2336     </define>
2337   </div>
2338   <div>
2339     <define name="db.member.role.attribute">
2340       <attribute name="role"/>
2341     </define>
2342     <define name="db.member.attlist">
2343       <interleave>
2344         <optional>
2345           <ref name="db.member.role.attribute"/>
2346         </optional>
2347         <ref name="db.common.attributes"/>
2348         <ref name="db.common.linking.attributes"/>
2349       </interleave>
2350     </define>
2351     <define name="db.member">
2352       <element name="member">
2353         <a:documentation>An element of a simple list</a:documentation>
2354         <ref name="db.member.attlist"/>
2355         <zeroOrMore>
2356           <ref name="db.all.inlines"/>
2357         </zeroOrMore>
2358       </element>
2359     </define>
2360   </div>
2361   <div>
2362     <define name="db.variablelist.role.attribute">
2363       <attribute name="role"/>
2364     </define>
2365     <define name="db.variablelist.termlength.attribute">
2366       <attribute name="termlength">
2367         <a:documentation>Indicates a length beyond which the presentation system may consider a term too long and select an alternate presentation for that term, item, or list</a:documentation>
2368       </attribute>
2369     </define>
2370     <define name="db.variablelist.attlist">
2371       <interleave>
2372         <optional>
2373           <ref name="db.variablelist.role.attribute"/>
2374         </optional>
2375         <ref name="db.common.attributes"/>
2376         <ref name="db.common.linking.attributes"/>
2377         <optional>
2378           <ref name="db.spacing.attribute"/>
2379         </optional>
2380         <optional>
2381           <ref name="db.variablelist.termlength.attribute"/>
2382         </optional>
2383       </interleave>
2384     </define>
2385     <define name="db.variablelist.info">
2386       <ref name="db._info.title.only"/>
2387     </define>
2388     <define name="db.variablelist">
2389       <element name="variablelist">
2390         <a:documentation>A list in which each entry is composed of a set of one or more terms and an associated description</a:documentation>
2391         <ref name="db.variablelist.attlist"/>
2392         <ref name="db.variablelist.info"/>
2393         <zeroOrMore>
2394           <ref name="db.all.blocks"/>
2395         </zeroOrMore>
2396         <oneOrMore>
2397           <ref name="db.varlistentry"/>
2398         </oneOrMore>
2399       </element>
2400     </define>
2401   </div>
2402   <div>
2403     <define name="db.varlistentry.role.attribute">
2404       <attribute name="role"/>
2405     </define>
2406     <define name="db.varlistentry.attlist">
2407       <interleave>
2408         <optional>
2409           <ref name="db.varlistentry.role.attribute"/>
2410         </optional>
2411         <ref name="db.common.attributes"/>
2412         <ref name="db.common.linking.attributes"/>
2413       </interleave>
2414     </define>
2415     <define name="db.varlistentry">
2416       <element name="varlistentry">
2417         <a:documentation>A wrapper for a set of terms and the associated description in a variable list</a:documentation>
2418         <ref name="db.varlistentry.attlist"/>
2419         <oneOrMore>
2420           <ref name="db.term"/>
2421         </oneOrMore>
2422         <ref name="db.listitem"/>
2423       </element>
2424     </define>
2425   </div>
2426   <div>
2427     <define name="db.term.role.attribute">
2428       <attribute name="role"/>
2429     </define>
2430     <define name="db.term.attlist">
2431       <interleave>
2432         <optional>
2433           <ref name="db.term.role.attribute"/>
2434         </optional>
2435         <ref name="db.common.attributes"/>
2436         <ref name="db.common.linking.attributes"/>
2437       </interleave>
2438     </define>
2439     <define name="db.term">
2440       <element name="term">
2441         <a:documentation>The word or phrase being defined or described in a variable list</a:documentation>
2442         <ref name="db.term.attlist"/>
2443         <zeroOrMore>
2444           <ref name="db.all.inlines"/>
2445         </zeroOrMore>
2446       </element>
2447     </define>
2448   </div>
2449   <div>
2450     <define name="db.example.role.attribute">
2451       <attribute name="role"/>
2452     </define>
2453     <define name="db.example.label.attribute">
2454       <ref name="db.label.attribute"/>
2455     </define>
2456     <define name="db.example.width.attribute">
2457       <ref name="db.width.characters.attribute"/>
2458     </define>
2459     <define name="db.example.pgwide.attribute">
2460       <ref name="db.pgwide.attribute"/>
2461     </define>
2462     <define name="db.example.floatstyle.attribute">
2463       <ref name="db.floatstyle.attribute"/>
2464     </define>
2465     <define name="db.example.attlist">
2466       <interleave>
2467         <optional>
2468           <ref name="db.example.role.attribute"/>
2469         </optional>
2470         <ref name="db.common.attributes"/>
2471         <ref name="db.common.linking.attributes"/>
2472         <optional>
2473           <ref name="db.example.label.attribute"/>
2474         </optional>
2475         <optional>
2476           <ref name="db.example.floatstyle.attribute"/>
2477         </optional>
2478         <optional>
2479           <choice>
2480             <ref name="db.example.width.attribute"/>
2481             <ref name="db.example.pgwide.attribute"/>
2482           </choice>
2483         </optional>
2484       </interleave>
2485     </define>
2486     <define name="db.example.info">
2487       <ref name="db._info.title.onlyreq"/>
2488     </define>
2489     <define name="db.example">
2490       <element name="example">
2491         <a:documentation>A formal example, with a title</a:documentation>
2492         <s:pattern name="Element exclusion">
2493           <s:rule context="db:example">
2494             <s:assert test="not(.//db:example)">example must not occur in the descendants of example</s:assert>
2495           </s:rule>
2496         </s:pattern>
2497         <s:pattern name="Element exclusion">
2498           <s:rule context="db:example">
2499             <s:assert test="not(.//db:figure)">figure must not occur in the descendants of example</s:assert>
2500           </s:rule>
2501         </s:pattern>
2502         <s:pattern name="Element exclusion">
2503           <s:rule context="db:example">
2504             <s:assert test="not(.//db:table)">table must not occur in the descendants of example</s:assert>
2505           </s:rule>
2506         </s:pattern>
2507         <s:pattern name="Element exclusion">
2508           <s:rule context="db:example">
2509             <s:assert test="not(.//db:equation)">equation must not occur in the descendants of example</s:assert>
2510           </s:rule>
2511         </s:pattern>
2512         <s:pattern name="Element exclusion">
2513           <s:rule context="db:example">
2514             <s:assert test="not(.//db:caution)">caution must not occur in the descendants of example</s:assert>
2515           </s:rule>
2516         </s:pattern>
2517         <s:pattern name="Element exclusion">
2518           <s:rule context="db:example">
2519             <s:assert test="not(.//db:important)">important must not occur in the descendants of example</s:assert>
2520           </s:rule>
2521         </s:pattern>
2522         <s:pattern name="Element exclusion">
2523           <s:rule context="db:example">
2524             <s:assert test="not(.//db:note)">note must not occur in the descendants of example</s:assert>
2525           </s:rule>
2526         </s:pattern>
2527         <s:pattern name="Element exclusion">
2528           <s:rule context="db:example">
2529             <s:assert test="not(.//db:tip)">tip must not occur in the descendants of example</s:assert>
2530           </s:rule>
2531         </s:pattern>
2532         <s:pattern name="Element exclusion">
2533           <s:rule context="db:example">
2534             <s:assert test="not(.//db:warning)">warning must not occur in the descendants of example</s:assert>
2535           </s:rule>
2536         </s:pattern>
2537         <ref name="db.example.attlist"/>
2538         <ref name="db.example.info"/>
2539         <oneOrMore>
2540           <ref name="db.all.blocks"/>
2541         </oneOrMore>
2542         <optional>
2543           <ref name="db.caption"/>
2544         </optional>
2545       </element>
2546     </define>
2547   </div>
2548   <div>
2549     <define name="db.informalexample.role.attribute">
2550       <attribute name="role"/>
2551     </define>
2552     <define name="db.informalexample.width.attribute">
2553       <ref name="db.width.characters.attribute"/>
2554     </define>
2555     <define name="db.informalexample.floatstyle.attribute">
2556       <ref name="db.floatstyle.attribute"/>
2557     </define>
2558     <define name="db.informalexample.attlist">
2559       <interleave>
2560         <optional>
2561           <ref name="db.informalexample.role.attribute"/>
2562         </optional>
2563         <ref name="db.common.attributes"/>
2564         <ref name="db.common.linking.attributes"/>
2565         <optional>
2566           <ref name="db.informalexample.floatstyle.attribute"/>
2567         </optional>
2568         <optional>
2569           <ref name="db.informalexample.width.attribute"/>
2570         </optional>
2571       </interleave>
2572     </define>
2573     <define name="db.informalexample.info">
2574       <ref name="db._info.title.forbidden"/>
2575     </define>
2576     <define name="db.informalexample">
2577       <element name="informalexample">
2578         <a:documentation>A displayed example without a title</a:documentation>
2579         <ref name="db.informalexample.attlist"/>
2580         <ref name="db.informalexample.info"/>
2581         <oneOrMore>
2582           <ref name="db.all.blocks"/>
2583         </oneOrMore>
2584         <optional>
2585           <ref name="db.caption"/>
2586         </optional>
2587       </element>
2588     </define>
2589   </div>
2590   <define name="db.verbatim.inlines">
2591     <choice>
2592       <choice>
2593         <ref name="db.all.inlines"/>
2594         <ref name="db.lineannotation"/>
2595       </choice>
2596       <ref name="db.co"/>
2597     </choice>
2598   </define>
2599   <define name="db.verbatim.contentmodel">
2600     <ref name="db._info.title.forbidden"/>
2601     <choice>
2602       <ref name="db.textobject"/>
2603       <zeroOrMore>
2604         <ref name="db.verbatim.inlines"/>
2605       </zeroOrMore>
2606     </choice>
2607   </define>
2608   <div>
2609     <define name="db.literallayout.role.attribute">
2610       <attribute name="role"/>
2611     </define>
2612     <define name="db.literallayout.class.enumeration">
2613       <choice>
2614         <value>monospaced</value>
2615         <a:documentation>The literal layout should be formatted with a monospaced font</a:documentation>
2616         <value>normal</value>
2617         <a:documentation>The literal layout should be formatted with the current font</a:documentation>
2618       </choice>
2619     </define>
2620     <define name="db.literallayout.class.attribute">
2621       <attribute name="class">
2622         <a:documentation>Specifies the class of literal layout</a:documentation>
2623         <ref name="db.literallayout.class.enumeration"/>
2624       </attribute>
2625     </define>
2626     <define name="db.literallayout.attlist">
2627       <interleave>
2628         <optional>
2629           <ref name="db.literallayout.role.attribute"/>
2630         </optional>
2631         <ref name="db.common.attributes"/>
2632         <ref name="db.common.linking.attributes"/>
2633         <ref name="db.verbatim.attributes"/>
2634         <optional>
2635           <ref name="db.literallayout.class.attribute"/>
2636         </optional>
2637       </interleave>
2638     </define>
2639     <define name="db.literallayout">
2640       <element name="literallayout">
2641         <a:documentation>A block of text in which line breaks and white space are to be reproduced faithfully</a:documentation>
2642         <ref name="db.literallayout.attlist"/>
2643         <ref name="db.verbatim.contentmodel"/>
2644       </element>
2645     </define>
2646   </div>
2647   <div>
2648     <define name="db.screen.role.attribute">
2649       <attribute name="role"/>
2650     </define>
2651     <define name="db.screen.width.attribute">
2652       <ref name="db.width.characters.attribute"/>
2653     </define>
2654     <define name="db.screen.attlist">
2655       <interleave>
2656         <optional>
2657           <ref name="db.screen.role.attribute"/>
2658         </optional>
2659         <ref name="db.common.attributes"/>
2660         <ref name="db.common.linking.attributes"/>
2661         <ref name="db.verbatim.attributes"/>
2662         <optional>
2663           <ref name="db.screen.width.attribute"/>
2664         </optional>
2665       </interleave>
2666     </define>
2667     <define name="db.screen">
2668       <element name="screen">
2669         <a:documentation>Text that a user sees or might see on a computer screen</a:documentation>
2670         <ref name="db.screen.attlist"/>
2671         <ref name="db.verbatim.contentmodel"/>
2672       </element>
2673     </define>
2674   </div>
2675   <div>
2676     <define name="db.screenshot.role.attribute">
2677       <attribute name="role"/>
2678     </define>
2679     <define name="db.screenshot.attlist">
2680       <interleave>
2681         <optional>
2682           <ref name="db.screenshot.role.attribute"/>
2683         </optional>
2684         <ref name="db.common.attributes"/>
2685         <ref name="db.common.linking.attributes"/>
2686       </interleave>
2687     </define>
2688     <define name="db.screenshot.info">
2689       <ref name="db._info"/>
2690     </define>
2691     <define name="db.screenshot">
2692       <element name="screenshot">
2693         <a:documentation>A representation of what the user sees or might see on a computer screen</a:documentation>
2694         <ref name="db.screenshot.attlist"/>
2695         <ref name="db.screenshot.info"/>
2696         <ref name="db.mediaobject"/>
2697       </element>
2698     </define>
2699   </div>
2700   <div>
2701     <define name="db.figure.role.attribute">
2702       <attribute name="role"/>
2703     </define>
2704     <define name="db.figure.label.attribute">
2705       <ref name="db.label.attribute"/>
2706     </define>
2707     <define name="db.figure.pgwide.attribute">
2708       <ref name="db.pgwide.attribute"/>
2709     </define>
2710     <define name="db.figure.floatstyle.attribute">
2711       <ref name="db.floatstyle.attribute"/>
2712     </define>
2713     <define name="db.figure.attlist">
2714       <interleave>
2715         <optional>
2716           <ref name="db.figure.role.attribute"/>
2717         </optional>
2718         <ref name="db.common.attributes"/>
2719         <ref name="db.common.linking.attributes"/>
2720         <optional>
2721           <ref name="db.figure.label.attribute"/>
2722         </optional>
2723         <optional>
2724           <ref name="db.figure.pgwide.attribute"/>
2725         </optional>
2726         <optional>
2727           <ref name="db.figure.floatstyle.attribute"/>
2728         </optional>
2729       </interleave>
2730     </define>
2731     <define name="db.figure.info">
2732       <ref name="db._info.title.onlyreq"/>
2733     </define>
2734     <define name="db.figure">
2735       <element name="figure">
2736         <a:documentation>A formal figure, generally an illustration, with a title</a:documentation>
2737         <s:pattern name="Element exclusion">
2738           <s:rule context="db:figure">
2739             <s:assert test="not(.//db:example)">example must not occur in the descendants of figure</s:assert>
2740           </s:rule>
2741         </s:pattern>
2742         <s:pattern name="Element exclusion">
2743           <s:rule context="db:figure">
2744             <s:assert test="not(.//db:figure)">figure must not occur in the descendants of figure</s:assert>
2745           </s:rule>
2746         </s:pattern>
2747         <s:pattern name="Element exclusion">
2748           <s:rule context="db:figure">
2749             <s:assert test="not(.//db:table)">table must not occur in the descendants of figure</s:assert>
2750           </s:rule>
2751         </s:pattern>
2752         <s:pattern name="Element exclusion">
2753           <s:rule context="db:figure">
2754             <s:assert test="not(.//db:equation)">equation must not occur in the descendants of figure</s:assert>
2755           </s:rule>
2756         </s:pattern>
2757         <s:pattern name="Element exclusion">
2758           <s:rule context="db:figure">
2759             <s:assert test="not(.//db:caution)">caution must not occur in the descendants of figure</s:assert>
2760           </s:rule>
2761         </s:pattern>
2762         <s:pattern name="Element exclusion">
2763           <s:rule context="db:figure">
2764             <s:assert test="not(.//db:important)">important must not occur in the descendants of figure</s:assert>
2765           </s:rule>
2766         </s:pattern>
2767         <s:pattern name="Element exclusion">
2768           <s:rule context="db:figure">
2769             <s:assert test="not(.//db:note)">note must not occur in the descendants of figure</s:assert>
2770           </s:rule>
2771         </s:pattern>
2772         <s:pattern name="Element exclusion">
2773           <s:rule context="db:figure">
2774             <s:assert test="not(.//db:tip)">tip must not occur in the descendants of figure</s:assert>
2775           </s:rule>
2776         </s:pattern>
2777         <s:pattern name="Element exclusion">
2778           <s:rule context="db:figure">
2779             <s:assert test="not(.//db:warning)">warning must not occur in the descendants of figure</s:assert>
2780           </s:rule>
2781         </s:pattern>
2782         <ref name="db.figure.attlist"/>
2783         <ref name="db.figure.info"/>
2784         <oneOrMore>
2785           <ref name="db.all.blocks"/>
2786         </oneOrMore>
2787         <optional>
2788           <ref name="db.caption"/>
2789         </optional>
2790       </element>
2791     </define>
2792   </div>
2793   <div>
2794     <define name="db.informalfigure.role.attribute">
2795       <attribute name="role"/>
2796     </define>
2797     <define name="db.informalfigure.label.attribute">
2798       <ref name="db.label.attribute"/>
2799     </define>
2800     <define name="db.informalfigure.pgwide.attribute">
2801       <ref name="db.pgwide.attribute"/>
2802     </define>
2803     <define name="db.informalfigure.floatstyle.attribute">
2804       <ref name="db.floatstyle.attribute"/>
2805     </define>
2806     <define name="db.informalfigure.attlist">
2807       <interleave>
2808         <optional>
2809           <ref name="db.informalfigure.role.attribute"/>
2810         </optional>
2811         <ref name="db.common.attributes"/>
2812         <ref name="db.common.linking.attributes"/>
2813         <optional>
2814           <ref name="db.informalfigure.label.attribute"/>
2815         </optional>
2816         <optional>
2817           <ref name="db.informalfigure.pgwide.attribute"/>
2818         </optional>
2819         <optional>
2820           <ref name="db.informalfigure.floatstyle.attribute"/>
2821         </optional>
2822       </interleave>
2823     </define>
2824     <define name="db.informalfigure.info">
2825       <ref name="db._info.title.forbidden"/>
2826     </define>
2827     <define name="db.informalfigure">
2828       <element name="informalfigure">
2829         <a:documentation>A untitled figure</a:documentation>
2830         <ref name="db.informalfigure.attlist"/>
2831         <ref name="db.informalfigure.info"/>
2832         <oneOrMore>
2833           <ref name="db.all.blocks"/>
2834         </oneOrMore>
2835         <optional>
2836           <ref name="db.caption"/>
2837         </optional>
2838       </element>
2839     </define>
2840   </div>
2841   <define name="db.mediaobject.content">
2842     <choice>
2843       <choice>
2844         <ref name="db.videoobject"/>
2845         <ref name="db.audioobject"/>
2846         <ref name="db.imageobject"/>
2847         <ref name="db.textobject"/>
2848       </choice>
2849       <ref name="db.imageobjectco"/>
2850     </choice>
2851   </define>
2852   <div>
2853     <define name="db.mediaobject.role.attribute">
2854       <attribute name="role"/>
2855     </define>
2856     <define name="db.mediaobject.attlist">
2857       <interleave>
2858         <optional>
2859           <ref name="db.mediaobject.role.attribute"/>
2860         </optional>
2861         <ref name="db.common.attributes"/>
2862         <ref name="db.common.linking.attributes"/>
2863       </interleave>
2864     </define>
2865     <define name="db.mediaobject.info">
2866       <ref name="db._info.title.forbidden"/>
2867     </define>
2868     <define name="db.mediaobject">
2869       <element name="mediaobject">
2870         <a:documentation>A displayed media object (video, audio, image, etc.)</a:documentation>
2871         <ref name="db.mediaobject.attlist"/>
2872         <ref name="db.mediaobject.info"/>
2873         <optional>
2874           <ref name="db.alt"/>
2875         </optional>
2876         <oneOrMore>
2877           <ref name="db.mediaobject.content"/>
2878         </oneOrMore>
2879         <optional>
2880           <ref name="db.caption"/>
2881         </optional>
2882       </element>
2883     </define>
2884   </div>
2885   <div>
2886     <define name="db.inlinemediaobject.role.attribute">
2887       <attribute name="role"/>
2888     </define>
2889     <define name="db.inlinemediaobject.attlist">
2890       <interleave>
2891         <optional>
2892           <ref name="db.inlinemediaobject.role.attribute"/>
2893         </optional>
2894         <ref name="db.common.attributes"/>
2895         <ref name="db.common.linking.attributes"/>
2896       </interleave>
2897     </define>
2898     <define name="db.inlinemediaobject.info">
2899       <ref name="db._info.title.forbidden"/>
2900     </define>
2901     <define name="db.inlinemediaobject">
2902       <element name="inlinemediaobject">
2903         <a:documentation>An inline media object (video, audio, image, and so on)</a:documentation>
2904         <ref name="db.inlinemediaobject.attlist"/>
2905         <ref name="db.inlinemediaobject.info"/>
2906         <optional>
2907           <ref name="db.alt"/>
2908         </optional>
2909         <oneOrMore>
2910           <ref name="db.mediaobject.content"/>
2911         </oneOrMore>
2912       </element>
2913     </define>
2914   </div>
2915   <div>
2916     <define name="db.videoobject.role.attribute">
2917       <attribute name="role"/>
2918     </define>
2919     <define name="db.videoobject.attlist">
2920       <interleave>
2921         <optional>
2922           <ref name="db.videoobject.role.attribute"/>
2923         </optional>
2924         <ref name="db.common.attributes"/>
2925         <ref name="db.common.linking.attributes"/>
2926       </interleave>
2927     </define>
2928     <define name="db.videoobject.info">
2929       <ref name="db._info.title.forbidden"/>
2930     </define>
2931     <define name="db.videoobject">
2932       <element name="videoobject">
2933         <a:documentation>A wrapper for video data and its associated meta-information</a:documentation>
2934         <ref name="db.videoobject.attlist"/>
2935         <ref name="db.videoobject.info"/>
2936         <ref name="db.videodata"/>
2937       </element>
2938     </define>
2939   </div>
2940   <div>
2941     <define name="db.audioobject.role.attribute">
2942       <attribute name="role"/>
2943     </define>
2944     <define name="db.audioobject.attlist">
2945       <interleave>
2946         <optional>
2947           <ref name="db.audioobject.role.attribute"/>
2948         </optional>
2949         <ref name="db.common.attributes"/>
2950         <ref name="db.common.linking.attributes"/>
2951       </interleave>
2952     </define>
2953     <define name="db.audioobject.info">
2954       <ref name="db._info.title.forbidden"/>
2955     </define>
2956     <define name="db.audioobject">
2957       <element name="audioobject">
2958         <a:documentation>A wrapper for audio data and its associated meta-information</a:documentation>
2959         <ref name="db.audioobject.attlist"/>
2960         <ref name="db.audioobject.info"/>
2961         <ref name="db.audiodata"/>
2962       </element>
2963     </define>
2964   </div>
2965   <define name="db.imageobject.content">
2966     <choice>
2967       <ref name="db.imagedata"/>
2968       <ref name="db.imagedata.mathml"/>
2969       <ref name="db.imagedata.svg"/>
2970     </choice>
2971   </define>
2972   <div>
2973     <define name="db.imageobject.role.attribute">
2974       <attribute name="role"/>
2975     </define>
2976     <define name="db.imageobject.attlist">
2977       <interleave>
2978         <optional>
2979           <ref name="db.imageobject.role.attribute"/>
2980         </optional>
2981         <ref name="db.common.attributes"/>
2982         <ref name="db.common.linking.attributes"/>
2983       </interleave>
2984     </define>
2985     <define name="db.imageobject.info">
2986       <ref name="db._info.title.forbidden"/>
2987     </define>
2988     <define name="db.imageobject">
2989       <element name="imageobject">
2990         <a:documentation>A wrapper for image data and its associated meta-information</a:documentation>
2991         <ref name="db.imageobject.attlist"/>
2992         <ref name="db.imageobject.info"/>
2993         <ref name="db.imageobject.content"/>
2994       </element>
2995     </define>
2996   </div>
2997   <div>
2998     <define name="db.textobject.role.attribute">
2999       <attribute name="role"/>
3000     </define>
3001     <define name="db.textobject.attlist">
3002       <interleave>
3003         <optional>
3004           <ref name="db.textobject.role.attribute"/>
3005         </optional>
3006         <ref name="db.common.attributes"/>
3007         <ref name="db.common.linking.attributes"/>
3008       </interleave>
3009     </define>
3010     <define name="db.textobject.info">
3011       <ref name="db._info.title.forbidden"/>
3012     </define>
3013     <define name="db.textobject">
3014       <element name="textobject">
3015         <a:documentation>A wrapper for a text description of an object and its associated meta-information</a:documentation>
3016         <ref name="db.textobject.attlist"/>
3017         <ref name="db.textobject.info"/>
3018         <choice>
3019           <ref name="db.phrase"/>
3020           <ref name="db.textdata"/>
3021           <oneOrMore>
3022             <ref name="db.all.blocks"/>
3023           </oneOrMore>
3024         </choice>
3025       </element>
3026     </define>
3027   </div>
3028   <div>
3029     <define name="db.videodata.role.attribute">
3030       <attribute name="role"/>
3031     </define>
3032     <define name="db.videodata.align.enumeration">
3033       <ref name="db.halign.enumeration"/>
3034     </define>
3035     <define name="db.videodata.align.attribute">
3036       <attribute name="align">
3037         <a:documentation>Specifies the (horizontal) alignment of the video data</a:documentation>
3038         <ref name="db.videodata.align.enumeration"/>
3039       </attribute>
3040     </define>
3041     <define name="db.videodata.valign.enumeration">
3042       <ref name="db.valign.enumeration"/>
3043     </define>
3044     <define name="db.videodata.valign.attribute">
3045       <attribute name="valign">
3046         <a:documentation>Specifies the vertical alignment of the video data</a:documentation>
3047         <ref name="db.videodata.valign.enumeration"/>
3048       </attribute>
3049     </define>
3050     <define name="db.videodata.width.attribute">
3051       <ref name="db.width.attribute"/>
3052     </define>
3053     <define name="db.videodata.depth.attribute">
3054       <ref name="db.depth.attribute"/>
3055     </define>
3056     <define name="db.videodata.contentwidth.attribute">
3057       <ref name="db.contentwidth.attribute"/>
3058     </define>
3059     <define name="db.videodata.contentdepth.attribute">
3060       <ref name="db.contentdepth.attribute"/>
3061     </define>
3062     <define name="db.videodata.scalefit.enumeration">
3063       <ref name="db.scalefit.enumeration"/>
3064     </define>
3065     <define name="db.videodata.scalefit.attribute">
3066       <attribute name="scalefit">
3067         <a:documentation>Determines if anamorphic scaling is forbidden</a:documentation>
3068         <ref name="db.videodata.scalefit.enumeration"/>
3069       </attribute>
3070     </define>
3071     <define name="db.videodata.scale.attribute">
3072       <ref name="db.scale.attribute"/>
3073     </define>
3074     <define name="db.videodata.attlist">
3075       <interleave>
3076         <optional>
3077           <ref name="db.videodata.role.attribute"/>
3078         </optional>
3079         <ref name="db.common.attributes"/>
3080         <ref name="db.common.data.attributes"/>
3081         <optional>
3082           <ref name="db.videodata.align.attribute"/>
3083         </optional>
3084         <optional>
3085           <ref name="db.videodata.valign.attribute"/>
3086         </optional>
3087         <optional>
3088           <ref name="db.videodata.width.attribute"/>
3089         </optional>
3090         <optional>
3091           <ref name="db.videodata.contentwidth.attribute"/>
3092         </optional>
3093         <optional>
3094           <ref name="db.videodata.scalefit.attribute"/>
3095         </optional>
3096         <optional>
3097           <ref name="db.videodata.scale.attribute"/>
3098         </optional>
3099         <optional>
3100           <ref name="db.videodata.depth.attribute"/>
3101         </optional>
3102         <optional>
3103           <ref name="db.videodata.contentdepth.attribute"/>
3104         </optional>
3105       </interleave>
3106     </define>
3107     <define name="db.videodata.info">
3108       <ref name="db._info.title.forbidden"/>
3109     </define>
3110     <define name="db.videodata">
3111       <element name="videodata">
3112         <a:documentation>Pointer to external video data</a:documentation>
3113         <ref name="db.videodata.attlist"/>
3114         <ref name="db.videodata.info"/>
3115       </element>
3116     </define>
3117   </div>
3118   <div>
3119     <define name="db.audiodata.role.attribute">
3120       <attribute name="role"/>
3121     </define>
3122     <define name="db.audiodata.attlist">
3123       <interleave>
3124         <optional>
3125           <ref name="db.audiodata.role.attribute"/>
3126         </optional>
3127         <ref name="db.common.attributes"/>
3128         <ref name="db.common.data.attributes"/>
3129       </interleave>
3130     </define>
3131     <define name="db.audiodata.info">
3132       <ref name="db._info.title.forbidden"/>
3133     </define>
3134     <define name="db.audiodata">
3135       <element name="audiodata">
3136         <a:documentation>Pointer to external audio data</a:documentation>
3137         <ref name="db.audiodata.attlist"/>
3138         <ref name="db.audiodata.info"/>
3139       </element>
3140     </define>
3141   </div>
3142   <div>
3143     <define name="db.imagedata.role.attribute">
3144       <attribute name="role"/>
3145     </define>
3146     <define name="db.imagedata.align.enumeration">
3147       <ref name="db.halign.enumeration"/>
3148     </define>
3149     <define name="db.imagedata.align.attribute">
3150       <attribute name="align">
3151         <a:documentation>Specifies the (horizontal) alignment of the image data</a:documentation>
3152         <ref name="db.imagedata.align.enumeration"/>
3153       </attribute>
3154     </define>
3155     <define name="db.imagedata.valign.enumeration">
3156       <ref name="db.valign.enumeration"/>
3157     </define>
3158     <define name="db.imagedata.valign.attribute">
3159       <attribute name="valign">
3160         <a:documentation>Specifies the vertical alignment of the image data</a:documentation>
3161         <ref name="db.imagedata.valign.enumeration"/>
3162       </attribute>
3163     </define>
3164     <define name="db.imagedata.width.attribute">
3165       <ref name="db.width.attribute"/>
3166     </define>
3167     <define name="db.imagedata.depth.attribute">
3168       <ref name="db.depth.attribute"/>
3169     </define>
3170     <define name="db.imagedata.contentwidth.attribute">
3171       <ref name="db.contentwidth.attribute"/>
3172     </define>
3173     <define name="db.imagedata.contentdepth.attribute">
3174       <ref name="db.contentdepth.attribute"/>
3175     </define>
3176     <define name="db.imagedata.scalefit.enumeration">
3177       <ref name="db.scalefit.enumeration"/>
3178     </define>
3179     <define name="db.imagedata.scalefit.attribute">
3180       <attribute name="scalefit">
3181         <a:documentation>Determines if anamorphic scaling is forbidden</a:documentation>
3182         <ref name="db.imagedata.scalefit.enumeration"/>
3183       </attribute>
3184     </define>
3185     <define name="db.imagedata.scale.attribute">
3186       <ref name="db.scale.attribute"/>
3187     </define>
3188     <define name="db.imagedata.attlist">
3189       <interleave>
3190         <optional>
3191           <ref name="db.imagedata.role.attribute"/>
3192         </optional>
3193         <ref name="db.common.attributes"/>
3194         <ref name="db.common.data.attributes"/>
3195         <optional>
3196           <ref name="db.imagedata.align.attribute"/>
3197         </optional>
3198         <optional>
3199           <ref name="db.imagedata.valign.attribute"/>
3200         </optional>
3201         <optional>
3202           <ref name="db.imagedata.width.attribute"/>
3203         </optional>
3204         <optional>
3205           <ref name="db.imagedata.contentwidth.attribute"/>
3206         </optional>
3207         <optional>
3208           <ref name="db.imagedata.scalefit.attribute"/>
3209         </optional>
3210         <optional>
3211           <ref name="db.imagedata.scale.attribute"/>
3212         </optional>
3213         <optional>
3214           <ref name="db.imagedata.depth.attribute"/>
3215         </optional>
3216         <optional>
3217           <ref name="db.imagedata.contentdepth.attribute"/>
3218         </optional>
3219       </interleave>
3220     </define>
3221     <define name="db.imagedata.info">
3222       <ref name="db._info.title.forbidden"/>
3223     </define>
3224     <define name="db.imagedata">
3225       <element name="imagedata">
3226         <a:documentation>Pointer to external image data</a:documentation>
3227         <ref name="db.imagedata.attlist"/>
3228         <ref name="db.imagedata.info"/>
3229       </element>
3230     </define>
3231   </div>
3232   <div>
3233     <define name="db.textdata.role.attribute">
3234       <attribute name="role"/>
3235     </define>
3236     <define name="db.textdata.encoding.attribute">
3237       <attribute name="encoding">
3238         <a:documentation>Identifies the encoding of the text in the external file</a:documentation>
3239       </attribute>
3240     </define>
3241     <define name="db.textdata.attlist">
3242       <interleave>
3243         <optional>
3244           <ref name="db.textdata.role.attribute"/>
3245         </optional>
3246         <ref name="db.common.attributes"/>
3247         <ref name="db.common.data.attributes"/>
3248         <optional>
3249           <ref name="db.textdata.encoding.attribute"/>
3250         </optional>
3251       </interleave>
3252     </define>
3253     <define name="db.textdata.info">
3254       <ref name="db._info.title.forbidden"/>
3255     </define>
3256     <define name="db.textdata">
3257       <element name="textdata">
3258         <a:documentation>Pointer to external text data</a:documentation>
3259         <ref name="db.textdata.attlist"/>
3260         <ref name="db.textdata.info"/>
3261       </element>
3262     </define>
3263   </div>
3264   <div>
3265     <define name="db.caption.role.attribute">
3266       <attribute name="role"/>
3267     </define>
3268     <define name="db.caption.attlist">
3269       <interleave>
3270         <optional>
3271           <ref name="db.caption.role.attribute"/>
3272         </optional>
3273         <ref name="db.common.attributes"/>
3274         <ref name="db.common.linking.attributes"/>
3275       </interleave>
3276     </define>
3277     <define name="db.caption.info">
3278       <ref name="db._info.title.forbidden"/>
3279     </define>
3280     <define name="db.caption">
3281       <element name="caption">
3282         <a:documentation>A caption</a:documentation>
3283         <s:pattern name="Element exclusion">
3284           <s:rule context="db:caption">
3285             <s:assert test="not(.//db:example)">example must not occur in the descendants of caption</s:assert>
3286           </s:rule>
3287         </s:pattern>
3288         <s:pattern name="Element exclusion">
3289           <s:rule context="db:caption">
3290             <s:assert test="not(.//db:figure)">figure must not occur in the descendants of caption</s:assert>
3291           </s:rule>
3292         </s:pattern>
3293         <s:pattern name="Element exclusion">
3294           <s:rule context="db:caption">
3295             <s:assert test="not(.//db:table)">table must not occur in the descendants of caption</s:assert>
3296           </s:rule>
3297         </s:pattern>
3298         <s:pattern name="Element exclusion">
3299           <s:rule context="db:caption">
3300             <s:assert test="not(.//db:equation)">equation must not occur in the descendants of caption</s:assert>
3301           </s:rule>
3302         </s:pattern>
3303         <s:pattern name="Element exclusion">
3304           <s:rule context="db:caption">
3305             <s:assert test="not(.//db:sidebar)">sidebar must not occur in the descendants of caption</s:assert>
3306           </s:rule>
3307         </s:pattern>
3308         <s:pattern name="Element exclusion">
3309           <s:rule context="db:caption">
3310             <s:assert test="not(.//db:task)">task must not occur in the descendants of caption</s:assert>
3311           </s:rule>
3312         </s:pattern>
3313         <s:pattern name="Element exclusion">
3314           <s:rule context="db:caption">
3315             <s:assert test="not(.//db:caution)">caution must not occur in the descendants of caption</s:assert>
3316           </s:rule>
3317         </s:pattern>
3318         <s:pattern name="Element exclusion">
3319           <s:rule context="db:caption">
3320             <s:assert test="not(.//db:important)">important must not occur in the descendants of caption</s:assert>
3321           </s:rule>
3322         </s:pattern>
3323         <s:pattern name="Element exclusion">
3324           <s:rule context="db:caption">
3325             <s:assert test="not(.//db:note)">note must not occur in the descendants of caption</s:assert>
3326           </s:rule>
3327         </s:pattern>
3328         <s:pattern name="Element exclusion">
3329           <s:rule context="db:caption">
3330             <s:assert test="not(.//db:tip)">tip must not occur in the descendants of caption</s:assert>
3331           </s:rule>
3332         </s:pattern>
3333         <s:pattern name="Element exclusion">
3334           <s:rule context="db:caption">
3335             <s:assert test="not(.//db:warning)">warning must not occur in the descendants of caption</s:assert>
3336           </s:rule>
3337         </s:pattern>
3338         <ref name="db.caption.attlist"/>
3339         <ref name="db.caption.info"/>
3340         <oneOrMore>
3341           <ref name="db.all.blocks"/>
3342         </oneOrMore>
3343       </element>
3344     </define>
3345   </div>
3346   <div>
3347     <define name="db.address.role.attribute">
3348       <attribute name="role"/>
3349     </define>
3350     <define name="db.address.attlist">
3351       <interleave>
3352         <optional>
3353           <ref name="db.address.role.attribute"/>
3354         </optional>
3355         <ref name="db.common.attributes"/>
3356         <ref name="db.common.linking.attributes"/>
3357         <ref name="db.verbatim.attributes"/>
3358       </interleave>
3359     </define>
3360     <define name="db.address">
3361       <element name="address">
3362         <a:documentation>A real-world address, generally a postal address</a:documentation>
3363         <ref name="db.address.attlist"/>
3364         <zeroOrMore>
3365           <choice>
3366             <ref name="db._text"/>
3367             <ref name="db.personname"/>
3368             <ref name="db.pob"/>
3369             <ref name="db.street"/>
3370             <ref name="db.city"/>
3371             <ref name="db.state"/>
3372             <ref name="db.postcode"/>
3373             <ref name="db.country"/>
3374             <ref name="db.phone"/>
3375             <ref name="db.fax"/>
3376             <ref name="db.email"/>
3377             <ref name="db.uri"/>
3378             <ref name="db.otheraddr"/>
3379           </choice>
3380         </zeroOrMore>
3381       </element>
3382     </define>
3383   </div>
3384   <div>
3385     <define name="db.street.role.attribute">
3386       <attribute name="role"/>
3387     </define>
3388     <define name="db.street.attlist">
3389       <interleave>
3390         <optional>
3391           <ref name="db.street.role.attribute"/>
3392         </optional>
3393         <ref name="db.common.attributes"/>
3394         <ref name="db.common.linking.attributes"/>
3395       </interleave>
3396     </define>
3397     <define name="db.street">
3398       <element name="street">
3399         <a:documentation>A street address in an address</a:documentation>
3400         <ref name="db.street.attlist"/>
3401         <ref name="db._text"/>
3402       </element>
3403     </define>
3404   </div>
3405   <div>
3406     <define name="db.pob.role.attribute">
3407       <attribute name="role"/>
3408     </define>
3409     <define name="db.pob.attlist">
3410       <interleave>
3411         <optional>
3412           <ref name="db.pob.role.attribute"/>
3413         </optional>
3414         <ref name="db.common.attributes"/>
3415         <ref name="db.common.linking.attributes"/>
3416       </interleave>
3417     </define>
3418     <define name="db.pob">
3419       <element name="pob">
3420         <a:documentation>A post office box in an address</a:documentation>
3421         <ref name="db.pob.attlist"/>
3422         <ref name="db._text"/>
3423       </element>
3424     </define>
3425   </div>
3426   <div>
3427     <define name="db.postcode.role.attribute">
3428       <attribute name="role"/>
3429     </define>
3430     <define name="db.postcode.attlist">
3431       <interleave>
3432         <optional>
3433           <ref name="db.postcode.role.attribute"/>
3434         </optional>
3435         <ref name="db.common.attributes"/>
3436         <ref name="db.common.linking.attributes"/>
3437       </interleave>
3438     </define>
3439     <define name="db.postcode">
3440       <element name="postcode">
3441         <a:documentation>A postal code in an address</a:documentation>
3442         <ref name="db.postcode.attlist"/>
3443         <ref name="db._text"/>
3444       </element>
3445     </define>
3446   </div>
3447   <div>
3448     <define name="db.city.role.attribute">
3449       <attribute name="role"/>
3450     </define>
3451     <define name="db.city.attlist">
3452       <interleave>
3453         <optional>
3454           <ref name="db.city.role.attribute"/>
3455         </optional>
3456         <ref name="db.common.attributes"/>
3457         <ref name="db.common.linking.attributes"/>
3458       </interleave>
3459     </define>
3460     <define name="db.city">
3461       <element name="city">
3462         <a:documentation>The name of a city in an address</a:documentation>
3463         <ref name="db.city.attlist"/>
3464         <ref name="db._text"/>
3465       </element>
3466     </define>
3467   </div>
3468   <div>
3469     <define name="db.state.role.attribute">
3470       <attribute name="role"/>
3471     </define>
3472     <define name="db.state.attlist">
3473       <interleave>
3474         <optional>
3475           <ref name="db.state.role.attribute"/>
3476         </optional>
3477         <ref name="db.common.attributes"/>
3478         <ref name="db.common.linking.attributes"/>
3479       </interleave>
3480     </define>
3481     <define name="db.state">
3482       <element name="state">
3483         <a:documentation>A state or province in an address</a:documentation>
3484         <ref name="db.state.attlist"/>
3485         <ref name="db._text"/>
3486       </element>
3487     </define>
3488   </div>
3489   <div>
3490     <define name="db.country.role.attribute">
3491       <attribute name="role"/>
3492     </define>
3493     <define name="db.country.attlist">
3494       <interleave>
3495         <optional>
3496           <ref name="db.country.role.attribute"/>
3497         </optional>
3498         <ref name="db.common.attributes"/>
3499         <ref name="db.common.linking.attributes"/>
3500       </interleave>
3501     </define>
3502     <define name="db.country">
3503       <element name="country">
3504         <a:documentation>The name of a country</a:documentation>
3505         <ref name="db.country.attlist"/>
3506         <ref name="db._text"/>
3507       </element>
3508     </define>
3509   </div>
3510   <div>
3511     <define name="db.phone.role.attribute">
3512       <attribute name="role"/>
3513     </define>
3514     <define name="db.phone.attlist">
3515       <interleave>
3516         <optional>
3517           <ref name="db.phone.role.attribute"/>
3518         </optional>
3519         <ref name="db.common.attributes"/>
3520         <ref name="db.common.linking.attributes"/>
3521       </interleave>
3522     </define>
3523     <define name="db.phone">
3524       <element name="phone">
3525         <a:documentation>A telephone number</a:documentation>
3526         <ref name="db.phone.attlist"/>
3527         <ref name="db._text"/>
3528       </element>
3529     </define>
3530   </div>
3531   <div>
3532     <define name="db.fax.role.attribute">
3533       <attribute name="role"/>
3534     </define>
3535     <define name="db.fax.attlist">
3536       <interleave>
3537         <optional>
3538           <ref name="db.fax.role.attribute"/>
3539         </optional>
3540         <ref name="db.common.attributes"/>
3541         <ref name="db.common.linking.attributes"/>
3542       </interleave>
3543     </define>
3544     <define name="db.fax">
3545       <element name="fax">
3546         <a:documentation>A fax number</a:documentation>
3547         <ref name="db.fax.attlist"/>
3548         <ref name="db._text"/>
3549       </element>
3550     </define>
3551   </div>
3552   <div>
3553     <define name="db.otheraddr.role.attribute">
3554       <attribute name="role"/>
3555     </define>
3556     <define name="db.otheraddr.attlist">
3557       <interleave>
3558         <optional>
3559           <ref name="db.otheraddr.role.attribute"/>
3560         </optional>
3561         <ref name="db.common.attributes"/>
3562         <ref name="db.common.linking.attributes"/>
3563       </interleave>
3564     </define>
3565     <define name="db.otheraddr">
3566       <element name="otheraddr">
3567         <a:documentation>Uncategorized information in address</a:documentation>
3568         <ref name="db.otheraddr.attlist"/>
3569         <ref name="db._text"/>
3570       </element>
3571     </define>
3572   </div>
3573   <div>
3574     <define name="db.affiliation.role.attribute">
3575       <attribute name="role"/>
3576     </define>
3577     <define name="db.affiliation.attlist">
3578       <interleave>
3579         <optional>
3580           <ref name="db.affiliation.role.attribute"/>
3581         </optional>
3582         <ref name="db.common.attributes"/>
3583         <ref name="db.common.linking.attributes"/>
3584       </interleave>
3585     </define>
3586     <define name="db.affiliation">
3587       <element name="affiliation">
3588         <a:documentation>The institutional affiliation of an individual</a:documentation>
3589         <ref name="db.affiliation.attlist"/>
3590         <optional>
3591           <ref name="db.shortaffil"/>
3592         </optional>
3593         <zeroOrMore>
3594           <ref name="db.jobtitle"/>
3595         </zeroOrMore>
3596         <choice>
3597           <optional>
3598             <ref name="db.org"/>
3599           </optional>
3600           <group>
3601             <optional>
3602               <ref name="db.orgname"/>
3603             </optional>
3604             <zeroOrMore>
3605               <ref name="db.orgdiv"/>
3606             </zeroOrMore>
3607             <zeroOrMore>
3608               <ref name="db.address"/>
3609             </zeroOrMore>
3610           </group>
3611         </choice>
3612       </element>
3613     </define>
3614   </div>
3615   <div>
3616     <define name="db.shortaffil.role.attribute">
3617       <attribute name="role"/>
3618     </define>
3619     <define name="db.shortaffil.attlist">
3620       <interleave>
3621         <optional>
3622           <ref name="db.shortaffil.role.attribute"/>
3623         </optional>
3624         <ref name="db.common.attributes"/>
3625         <ref name="db.common.linking.attributes"/>
3626       </interleave>
3627     </define>
3628     <define name="db.shortaffil">
3629       <element name="shortaffil">
3630         <a:documentation>A brief description of an affiliation</a:documentation>
3631         <ref name="db.shortaffil.attlist"/>
3632         <ref name="db._text"/>
3633       </element>
3634     </define>
3635   </div>
3636   <div>
3637     <define name="db.jobtitle.role.attribute">
3638       <attribute name="role"/>
3639     </define>
3640     <define name="db.jobtitle.attlist">
3641       <interleave>
3642         <optional>
3643           <ref name="db.jobtitle.role.attribute"/>
3644         </optional>
3645         <ref name="db.common.attributes"/>
3646         <ref name="db.common.linking.attributes"/>
3647       </interleave>
3648     </define>
3649     <define name="db.jobtitle">
3650       <element name="jobtitle">
3651         <a:documentation>The title of an individual in an organization</a:documentation>
3652         <ref name="db.jobtitle.attlist"/>
3653         <ref name="db._text"/>
3654       </element>
3655     </define>
3656   </div>
3657   <div>
3658     <define name="db.orgname.class.enumeration">
3659       <choice>
3660         <value>consortium</value>
3661         <a:documentation>A consortium</a:documentation>
3662         <value>corporation</value>
3663         <a:documentation>A corporation</a:documentation>
3664         <value>informal</value>
3665         <a:documentation>An informal organization</a:documentation>
3666         <value>nonprofit</value>
3667         <a:documentation>A non-profit organization</a:documentation>
3668       </choice>
3669     </define>
3670     <define name="db.orgname.class-enum.attribute">
3671       <attribute name="class">
3672         <a:documentation>Specifies the nature of the organization</a:documentation>
3673         <ref name="db.orgname.class.enumeration"/>
3674       </attribute>
3675     </define>
3676     <define name="db.orgname.class-other.attributes">
3677       <attribute name="class">
3678         <a:documentation>Specifies the nature of the organization</a:documentation>
3679         <value>other</value>
3680         <a:documentation>Indicates a non-standard organization class</a:documentation>
3681       </attribute>
3682       <attribute name="otherclass">
3683         <a:documentation>Identifies the non-standard nature of the organization</a:documentation>
3684       </attribute>
3685     </define>
3686     <define name="db.orgname.class.attribute">
3687       <choice>
3688         <ref name="db.orgname.class-enum.attribute"/>
3689         <ref name="db.orgname.class-other.attributes"/>
3690       </choice>
3691     </define>
3692     <define name="db.orgname.role.attribute">
3693       <attribute name="role"/>
3694     </define>
3695     <define name="db.orgname.attlist">
3696       <interleave>
3697         <optional>
3698           <ref name="db.orgname.role.attribute"/>
3699         </optional>
3700         <ref name="db.common.attributes"/>
3701         <ref name="db.common.linking.attributes"/>
3702         <optional>
3703           <ref name="db.orgname.class.attribute"/>
3704         </optional>
3705       </interleave>
3706     </define>
3707     <define name="db.orgname">
3708       <element name="orgname">
3709         <a:documentation>The name of an organization</a:documentation>
3710         <ref name="db.orgname.attlist"/>
3711         <ref name="db._text"/>
3712       </element>
3713     </define>
3714   </div>
3715   <div>
3716     <define name="db.orgdiv.role.attribute">
3717       <attribute name="role"/>
3718     </define>
3719     <define name="db.orgdiv.attlist">
3720       <interleave>
3721         <optional>
3722           <ref name="db.orgdiv.role.attribute"/>
3723         </optional>
3724         <ref name="db.common.attributes"/>
3725         <ref name="db.common.linking.attributes"/>
3726       </interleave>
3727     </define>
3728     <define name="db.orgdiv">
3729       <element name="orgdiv">
3730         <a:documentation>A division of an organization</a:documentation>
3731         <ref name="db.orgdiv.attlist"/>
3732         <zeroOrMore>
3733           <ref name="db.all.inlines"/>
3734         </zeroOrMore>
3735       </element>
3736     </define>
3737   </div>
3738   <div>
3739     <define name="db.artpagenums.role.attribute">
3740       <attribute name="role"/>
3741     </define>
3742     <define name="db.artpagenums.attlist">
3743       <interleave>
3744         <optional>
3745           <ref name="db.artpagenums.role.attribute"/>
3746         </optional>
3747         <ref name="db.common.attributes"/>
3748         <ref name="db.common.linking.attributes"/>
3749       </interleave>
3750     </define>
3751     <define name="db.artpagenums">
3752       <element name="artpagenums">
3753         <a:documentation>The page numbers of an article as published</a:documentation>
3754         <ref name="db.artpagenums.attlist"/>
3755         <ref name="db._text"/>
3756       </element>
3757     </define>
3758   </div>
3759   <div>
3760     <define name="db.personname.role.attribute">
3761       <attribute name="role"/>
3762     </define>
3763     <define name="db.personname.attlist">
3764       <interleave>
3765         <optional>
3766           <ref name="db.personname.role.attribute"/>
3767         </optional>
3768         <ref name="db.common.attributes"/>
3769         <ref name="db.common.linking.attributes"/>
3770       </interleave>
3771     </define>
3772     <define name="db.personname">
3773       <element name="personname">
3774         <a:documentation>The personal name of an individual</a:documentation>
3775         <ref name="db.personname.attlist"/>
3776         <choice>
3777           <ref name="db._text"/>
3778           <oneOrMore>
3779             <choice>
3780               <ref name="db.honorific"/>
3781               <ref name="db.firstname"/>
3782               <ref name="db.surname"/>
3783               <ref name="db.lineage"/>
3784               <ref name="db.othername"/>
3785             </choice>
3786           </oneOrMore>
3787         </choice>
3788       </element>
3789     </define>
3790   </div>
3791   <define name="db.person.author.contentmodel">
3792     <ref name="db.personname"/>
3793     <zeroOrMore>
3794       <choice>
3795         <ref name="db.personblurb"/>
3796         <ref name="db.affiliation"/>
3797         <ref name="db.email"/>
3798         <ref name="db.uri"/>
3799         <ref name="db.address"/>
3800         <ref name="db.contrib"/>
3801       </choice>
3802     </zeroOrMore>
3803   </define>
3804   <define name="db.org.author.contentmodel">
3805     <ref name="db.orgname"/>
3806     <zeroOrMore>
3807       <choice>
3808         <ref name="db.orgdiv"/>
3809         <ref name="db.affiliation"/>
3810         <ref name="db.email"/>
3811         <ref name="db.uri"/>
3812         <ref name="db.address"/>
3813         <ref name="db.contrib"/>
3814       </choice>
3815     </zeroOrMore>
3816   </define>
3817   <define name="db.credit.contentmodel">
3818     <choice>
3819       <ref name="db.person.author.contentmodel"/>
3820       <ref name="db.org.author.contentmodel"/>
3821     </choice>
3822   </define>
3823   <div>
3824     <define name="db.author.role.attribute">
3825       <attribute name="role"/>
3826     </define>
3827     <define name="db.author.attlist">
3828       <interleave>
3829         <optional>
3830           <ref name="db.author.role.attribute"/>
3831         </optional>
3832         <ref name="db.common.attributes"/>
3833         <ref name="db.common.linking.attributes"/>
3834       </interleave>
3835     </define>
3836     <define name="db.author">
3837       <element name="author">
3838         <a:documentation>The name of an individual author</a:documentation>
3839         <ref name="db.author.attlist"/>
3840         <ref name="db.credit.contentmodel"/>
3841       </element>
3842     </define>
3843   </div>
3844   <div>
3845     <define name="db.authorgroup.role.attribute">
3846       <attribute name="role"/>
3847     </define>
3848     <define name="db.authorgroup.attlist">
3849       <interleave>
3850         <optional>
3851           <ref name="db.authorgroup.role.attribute"/>
3852         </optional>
3853         <ref name="db.common.attributes"/>
3854         <ref name="db.common.linking.attributes"/>
3855       </interleave>
3856     </define>
3857     <define name="db.authorgroup">
3858       <element name="authorgroup">
3859         <a:documentation>Wrapper for author information when a document has multiple authors or collabarators</a:documentation>
3860         <ref name="db.authorgroup.attlist"/>
3861         <oneOrMore>
3862           <choice>
3863             <ref name="db.author"/>
3864             <ref name="db.editor"/>
3865             <ref name="db.othercredit"/>
3866           </choice>
3867         </oneOrMore>
3868       </element>
3869     </define>
3870   </div>
3871   <div>
3872     <define name="db.collab.role.attribute">
3873       <attribute name="role"/>
3874     </define>
3875     <define name="db.collab.attlist">
3876       <interleave>
3877         <optional>
3878           <ref name="db.collab.role.attribute"/>
3879         </optional>
3880         <ref name="db.common.attributes"/>
3881         <ref name="db.common.linking.attributes"/>
3882       </interleave>
3883     </define>
3884     <define name="db.collab">
3885       <element name="collab">
3886         <a:documentation>Identifies a collaborator</a:documentation>
3887         <ref name="db.collab.attlist"/>
3888         <oneOrMore>
3889           <choice>
3890             <ref name="db.person"/>
3891             <ref name="db.personname"/>
3892             <ref name="db.org"/>
3893             <ref name="db.orgname"/>
3894           </choice>
3895         </oneOrMore>
3896         <zeroOrMore>
3897           <ref name="db.affiliation"/>
3898         </zeroOrMore>
3899       </element>
3900     </define>
3901   </div>
3902   <div>
3903     <define name="db.authorinitials.role.attribute">
3904       <attribute name="role"/>
3905     </define>
3906     <define name="db.authorinitials.attlist">
3907       <interleave>
3908         <optional>
3909           <ref name="db.authorinitials.role.attribute"/>
3910         </optional>
3911         <ref name="db.common.attributes"/>
3912         <ref name="db.common.linking.attributes"/>
3913       </interleave>
3914     </define>
3915     <define name="db.authorinitials">
3916       <element name="authorinitials">
3917         <a:documentation>The initials or other short identifier for an author</a:documentation>
3918         <ref name="db.authorinitials.attlist"/>
3919         <ref name="db._text"/>
3920       </element>
3921     </define>
3922   </div>
3923   <div>
3924     <define name="db.person.role.attribute">
3925       <attribute name="role"/>
3926     </define>
3927     <define name="db.person.attlist">
3928       <interleave>
3929         <optional>
3930           <ref name="db.person.role.attribute"/>
3931         </optional>
3932         <ref name="db.common.attributes"/>
3933         <ref name="db.common.linking.attributes"/>
3934       </interleave>
3935     </define>
3936     <define name="db.person">
3937       <element name="person">
3938         <a:documentation>A person and associated metadata</a:documentation>
3939         <ref name="db.person.attlist"/>
3940         <ref name="db.personname"/>
3941         <zeroOrMore>
3942           <choice>
3943             <ref name="db.address"/>
3944             <ref name="db.affiliation"/>
3945             <ref name="db.email"/>
3946             <ref name="db.uri"/>
3947             <ref name="db.personblurb"/>
3948           </choice>
3949         </zeroOrMore>
3950       </element>
3951     </define>
3952   </div>
3953   <div>
3954     <define name="db.org.role.attribute">
3955       <attribute name="role"/>
3956     </define>
3957     <define name="db.org.attlist">
3958       <interleave>
3959         <optional>
3960           <ref name="db.org.role.attribute"/>
3961         </optional>
3962         <ref name="db.common.attributes"/>
3963         <ref name="db.common.linking.attributes"/>
3964       </interleave>
3965     </define>
3966     <define name="db.org">
3967       <element name="org">
3968         <a:documentation>An organization and associated metadata</a:documentation>
3969         <ref name="db.org.attlist"/>
3970         <ref name="db.orgname"/>
3971         <zeroOrMore>
3972           <choice>
3973             <ref name="db.address"/>
3974             <ref name="db.affiliation"/>
3975             <ref name="db.email"/>
3976             <ref name="db.uri"/>
3977             <ref name="db.orgdiv"/>
3978           </choice>
3979         </zeroOrMore>
3980       </element>
3981     </define>
3982   </div>
3983   <div>
3984     <define name="db.confgroup.role.attribute">
3985       <attribute name="role"/>
3986     </define>
3987     <define name="db.confgroup.attlist">
3988       <interleave>
3989         <optional>
3990           <ref name="db.confgroup.role.attribute"/>
3991         </optional>
3992         <ref name="db.common.attributes"/>
3993         <ref name="db.common.linking.attributes"/>
3994       </interleave>
3995     </define>
3996     <define name="db.confgroup">
3997       <element name="confgroup">
3998         <a:documentation>A wrapper for document meta-information about a conference</a:documentation>
3999         <ref name="db.confgroup.attlist"/>
4000         <zeroOrMore>
4001           <choice>
4002             <ref name="db.confdates"/>
4003             <ref name="db.conftitle"/>
4004             <ref name="db.confnum"/>
4005             <ref name="db.confsponsor"/>
4006             <ref name="db.address"/>
4007           </choice>
4008         </zeroOrMore>
4009       </element>
4010     </define>
4011   </div>
4012   <div>
4013     <define name="db.confdates.role.attribute">
4014       <attribute name="role"/>
4015     </define>
4016     <define name="db.confdates.attlist">
4017       <interleave>
4018         <optional>
4019           <ref name="db.confdates.role.attribute"/>
4020         </optional>
4021         <ref name="db.common.attributes"/>
4022         <ref name="db.common.linking.attributes"/>
4023       </interleave>
4024     </define>
4025     <define name="db.confdates">
4026       <element name="confdates">
4027         <a:documentation>The dates of a conference for which a document was written</a:documentation>
4028         <ref name="db.confdates.attlist"/>
4029         <ref name="db._text"/>
4030       </element>
4031     </define>
4032   </div>
4033   <div>
4034     <define name="db.conftitle.role.attribute">
4035       <attribute name="role"/>
4036     </define>
4037     <define name="db.conftitle.attlist">
4038       <interleave>
4039         <optional>
4040           <ref name="db.conftitle.role.attribute"/>
4041         </optional>
4042         <ref name="db.common.attributes"/>
4043         <ref name="db.common.linking.attributes"/>
4044       </interleave>
4045     </define>
4046     <define name="db.conftitle">
4047       <element name="conftitle">
4048         <a:documentation>The title of a conference for which a document was written</a:documentation>
4049         <ref name="db.conftitle.attlist"/>
4050         <ref name="db._text"/>
4051       </element>
4052     </define>
4053   </div>
4054   <div>
4055     <define name="db.confnum.role.attribute">
4056       <attribute name="role"/>
4057     </define>
4058     <define name="db.confnum.attlist">
4059       <interleave>
4060         <optional>
4061           <ref name="db.confnum.role.attribute"/>
4062         </optional>
4063         <ref name="db.common.attributes"/>
4064         <ref name="db.common.linking.attributes"/>
4065       </interleave>
4066     </define>
4067     <define name="db.confnum">
4068       <element name="confnum">
4069         <a:documentation>An identifier, frequently numerical, associated with a conference for which a document was written</a:documentation>
4070         <ref name="db.confnum.attlist"/>
4071         <ref name="db._text"/>
4072       </element>
4073     </define>
4074   </div>
4075   <div>
4076     <define name="db.confsponsor.role.attribute">
4077       <attribute name="role"/>
4078     </define>
4079     <define name="db.confsponsor.attlist">
4080       <interleave>
4081         <optional>
4082           <ref name="db.confsponsor.role.attribute"/>
4083         </optional>
4084         <ref name="db.common.attributes"/>
4085         <ref name="db.common.linking.attributes"/>
4086       </interleave>
4087     </define>
4088     <define name="db.confsponsor">
4089       <element name="confsponsor">
4090         <a:documentation>The sponsor of a conference for which a document was written</a:documentation>
4091         <ref name="db.confsponsor.attlist"/>
4092         <ref name="db._text"/>
4093       </element>
4094     </define>
4095   </div>
4096   <div>
4097     <define name="db.contractnum.role.attribute">
4098       <attribute name="role"/>
4099     </define>
4100     <define name="db.contractnum.attlist">
4101       <interleave>
4102         <optional>
4103           <ref name="db.contractnum.role.attribute"/>
4104         </optional>
4105         <ref name="db.common.attributes"/>
4106         <ref name="db.common.linking.attributes"/>
4107       </interleave>
4108     </define>
4109     <define name="db.contractnum">
4110       <element name="contractnum">
4111         <a:documentation>The contract number of a document</a:documentation>
4112         <ref name="db.contractnum.attlist"/>
4113         <ref name="db._text"/>
4114       </element>
4115     </define>
4116   </div>
4117   <div>
4118     <define name="db.contractsponsor.role.attribute">
4119       <attribute name="role"/>
4120     </define>
4121     <define name="db.contractsponsor.attlist">
4122       <interleave>
4123         <optional>
4124           <ref name="db.contractsponsor.role.attribute"/>
4125         </optional>
4126         <ref name="db.common.attributes"/>
4127         <ref name="db.common.linking.attributes"/>
4128       </interleave>
4129     </define>
4130     <define name="db.contractsponsor">
4131       <element name="contractsponsor">
4132         <a:documentation>The sponsor of a contract</a:documentation>
4133         <ref name="db.contractsponsor.attlist"/>
4134         <ref name="db._text"/>
4135       </element>
4136     </define>
4137   </div>
4138   <div>
4139     <define name="db.copyright.role.attribute">
4140       <attribute name="role"/>
4141     </define>
4142     <define name="db.copyright.attlist">
4143       <interleave>
4144         <optional>
4145           <ref name="db.copyright.role.attribute"/>
4146         </optional>
4147         <ref name="db.common.attributes"/>
4148         <ref name="db.common.linking.attributes"/>
4149       </interleave>
4150     </define>
4151     <define name="db.copyright">
4152       <element name="copyright">
4153         <a:documentation>Copyright information about a document</a:documentation>
4154         <ref name="db.copyright.attlist"/>
4155         <oneOrMore>
4156           <ref name="db.year"/>
4157         </oneOrMore>
4158         <zeroOrMore>
4159           <ref name="db.holder"/>
4160         </zeroOrMore>
4161       </element>
4162     </define>
4163   </div>
4164   <div>
4165     <define name="db.year.role.attribute">
4166       <attribute name="role"/>
4167     </define>
4168     <define name="db.year.attlist">
4169       <interleave>
4170         <optional>
4171           <ref name="db.year.role.attribute"/>
4172         </optional>
4173         <ref name="db.common.attributes"/>
4174         <ref name="db.common.linking.attributes"/>
4175       </interleave>
4176     </define>
4177     <define name="db.year">
4178       <element name="year">
4179         <a:documentation>The year of publication of a document</a:documentation>
4180         <ref name="db.year.attlist"/>
4181         <ref name="db._text"/>
4182       </element>
4183     </define>
4184   </div>
4185   <div>
4186     <define name="db.holder.role.attribute">
4187       <attribute name="role"/>
4188     </define>
4189     <define name="db.holder.attlist">
4190       <interleave>
4191         <optional>
4192           <ref name="db.holder.role.attribute"/>
4193         </optional>
4194         <ref name="db.common.attributes"/>
4195         <ref name="db.common.linking.attributes"/>
4196       </interleave>
4197     </define>
4198     <define name="db.holder">
4199       <element name="holder">
4200         <a:documentation>The name of the individual or organization that holds a copyright</a:documentation>
4201         <ref name="db.holder.attlist"/>
4202         <ref name="db._text"/>
4203       </element>
4204     </define>
4205   </div>
4206   <define name="db.cover.contentmodel">
4207     <choice>
4208       <choice>
4209         <ref name="db.para.blocks"/>
4210         <ref name="db.extension.blocks"/>
4211         <ref name="db.list.blocks"/>
4212         <ref name="db.informal.blocks"/>
4213         <ref name="db.publishing.blocks"/>
4214         <ref name="db.graphic.blocks"/>
4215         <ref name="db.technical.blocks"/>
4216         <ref name="db.verbatim.blocks"/>
4217         <ref name="db.bridgehead"/>
4218         <ref name="db.remark"/>
4219         <ref name="db.revhistory"/>
4220       </choice>
4221       <ref name="db.synopsis.blocks"/>
4222     </choice>
4223   </define>
4224   <div>
4225     <define name="db.cover.role.attribute">
4226       <attribute name="role"/>
4227     </define>
4228     <define name="db.cover.attlist">
4229       <interleave>
4230         <optional>
4231           <ref name="db.cover.role.attribute"/>
4232         </optional>
4233         <ref name="db.common.attributes"/>
4234         <ref name="db.common.linking.attributes"/>
4235       </interleave>
4236     </define>
4237     <define name="db.cover">
4238       <element name="cover">
4239         <a:documentation>Additional content for the cover of a publication</a:documentation>
4240         <ref name="db.cover.attlist"/>
4241         <oneOrMore>
4242           <ref name="db.cover.contentmodel"/>
4243         </oneOrMore>
4244       </element>
4245     </define>
4246   </div>
4247   <define name="db.date.contentmodel">
4248     <choice>
4249       <data type="date"/>
4250       <data type="dateTime"/>
4251       <data type="gYearMonth"/>
4252       <data type="gYear"/>
4253       <text/>
4254     </choice>
4255   </define>
4256   <div>
4257     <define name="db.date.role.attribute">
4258       <attribute name="role"/>
4259     </define>
4260     <define name="db.date.attlist">
4261       <interleave>
4262         <optional>
4263           <ref name="db.date.role.attribute"/>
4264         </optional>
4265         <ref name="db.common.attributes"/>
4266         <ref name="db.common.linking.attributes"/>
4267       </interleave>
4268     </define>
4269     <define name="db.date">
4270       <element name="date">
4271         <a:documentation>The date of publication or revision of a document</a:documentation>
4272         <ref name="db.date.attlist"/>
4273         <ref name="db.date.contentmodel"/>
4274       </element>
4275     </define>
4276   </div>
4277   <div>
4278     <define name="db.edition.role.attribute">
4279       <attribute name="role"/>
4280     </define>
4281     <define name="db.edition.attlist">
4282       <interleave>
4283         <optional>
4284           <ref name="db.edition.role.attribute"/>
4285         </optional>
4286         <ref name="db.common.attributes"/>
4287         <ref name="db.common.linking.attributes"/>
4288       </interleave>
4289     </define>
4290     <define name="db.edition">
4291       <element name="edition">
4292         <a:documentation>The name or number of an edition of a document</a:documentation>
4293         <ref name="db.edition.attlist"/>
4294         <ref name="db._text"/>
4295       </element>
4296     </define>
4297   </div>
4298   <div>
4299     <define name="db.editor.role.attribute">
4300       <attribute name="role"/>
4301     </define>
4302     <define name="db.editor.attlist">
4303       <interleave>
4304         <optional>
4305           <ref name="db.editor.role.attribute"/>
4306         </optional>
4307         <ref name="db.common.attributes"/>
4308         <ref name="db.common.linking.attributes"/>
4309       </interleave>
4310     </define>
4311     <define name="db.editor">
4312       <element name="editor">
4313         <a:documentation>The name of the editor of a document</a:documentation>
4314         <ref name="db.editor.attlist"/>
4315         <ref name="db.credit.contentmodel"/>
4316       </element>
4317     </define>
4318   </div>
4319   <div>
4320     <define name="db.biblioid.role.attribute">
4321       <attribute name="role"/>
4322     </define>
4323     <define name="db.biblioid.attlist">
4324       <interleave>
4325         <optional>
4326           <ref name="db.biblioid.role.attribute"/>
4327         </optional>
4328         <ref name="db.common.attributes"/>
4329         <ref name="db.common.linking.attributes"/>
4330         <ref name="db.biblio.class.attribute"/>
4331       </interleave>
4332     </define>
4333     <define name="db.biblioid">
4334       <element name="biblioid">
4335         <a:documentation>An identifier for a document</a:documentation>
4336         <ref name="db.biblioid.attlist"/>
4337         <ref name="db._text"/>
4338       </element>
4339     </define>
4340   </div>
4341   <div>
4342     <define name="db.citebiblioid.role.attribute">
4343       <attribute name="role"/>
4344     </define>
4345     <define name="db.citebiblioid.attlist">
4346       <interleave>
4347         <optional>
4348           <ref name="db.citebiblioid.role.attribute"/>
4349         </optional>
4350         <ref name="db.common.attributes"/>
4351         <ref name="db.common.linking.attributes"/>
4352         <ref name="db.biblio.class.attribute"/>
4353       </interleave>
4354     </define>
4355     <define name="db.citebiblioid">
4356       <element name="citebiblioid">
4357         <a:documentation>A citation of a bibliographic identifier</a:documentation>
4358         <ref name="db.citebiblioid.attlist"/>
4359         <ref name="db._text"/>
4360       </element>
4361     </define>
4362   </div>
4363   <div>
4364     <define name="db.bibliosource.role.attribute">
4365       <attribute name="role"/>
4366     </define>
4367     <define name="db.bibliosource.attlist">
4368       <interleave>
4369         <optional>
4370           <ref name="db.bibliosource.role.attribute"/>
4371         </optional>
4372         <ref name="db.common.attributes"/>
4373         <ref name="db.common.linking.attributes"/>
4374         <ref name="db.biblio.class.attribute"/>
4375       </interleave>
4376     </define>
4377     <define name="db.bibliosource">
4378       <element name="bibliosource">
4379         <a:documentation>The source of a document</a:documentation>
4380         <ref name="db.bibliosource.attlist"/>
4381         <ref name="db._text"/>
4382       </element>
4383     </define>
4384   </div>
4385   <div>
4386     <define name="db.bibliorelation.type.enumeration">
4387       <choice>
4388         <value>hasformat</value>
4389         <a:documentation>The described resource pre-existed the referenced resource, which is essentially the same intellectual content presented in another format</a:documentation>
4390         <value>haspart</value>
4391         <a:documentation>The described resource includes the referenced resource either physically or logically</a:documentation>
4392         <value>hasversion</value>
4393         <a:documentation>The described resource has a version, edition, or adaptation, namely, the referenced resource</a:documentation>
4394         <value>isformatof</value>
4395         <a:documentation>The described resource is the same intellectual content of the referenced resource, but presented in another format</a:documentation>
4396         <value>ispartof</value>
4397         <a:documentation>The described resource is a physical or logical part of the referenced resource</a:documentation>
4398         <value>isreferencedby</value>
4399         <a:documentation>The described resource is referenced, cited, or otherwise pointed to by the referenced resource</a:documentation>
4400         <value>isreplacedby</value>
4401         <a:documentation>The described resource is supplanted, displaced, or superceded by the referenced resource</a:documentation>
4402         <value>isrequiredby</value>
4403         <a:documentation>The described resource is required by the referenced resource, either physically or logically</a:documentation>
4404         <value>isversionof</value>
4405         <a:documentation>The described resource is a version, edition, or adaptation of the referenced resource; changes in version imply substantive changes in content rather than differences in format</a:documentation>
4406         <value>references</value>
4407         <a:documentation>The described resource references, cites, or otherwise points to the referenced resource</a:documentation>
4408         <value>replaces</value>
4409         <a:documentation>The described resource supplants, displaces, or supersedes the referenced resource</a:documentation>
4410         <value>requires</value>
4411         <a:documentation>The described resource requires the referenced resource to support its function, delivery, or coherence of content</a:documentation>
4412       </choice>
4413     </define>
4414     <define name="db.bibliorelation.type-enum.attribute">
4415       <optional>
4416         <attribute name="type">
4417           <a:documentation>Identifies the type of relationship</a:documentation>
4418           <ref name="db.bibliorelation.type.enumeration"/>
4419         </attribute>
4420       </optional>
4421     </define>
4422     <define name="db.bibliorelation.type-other.attributes">
4423       <optional>
4424         <attribute name="type">
4425           <a:documentation>Identifies the type of relationship</a:documentation>
4426           <value>othertype</value>
4427           <a:documentation>The described resource has a non-standard relationship with the referenced resource</a:documentation>
4428         </attribute>
4429       </optional>
4430       <attribute name="othertype">
4431         <a:documentation>A keyword that identififes the type of the non-standard relationship</a:documentation>
4432         <data type="NMTOKEN"/>
4433       </attribute>
4434     </define>
4435     <define name="db.bibliorelation.type.attribute">
4436       <choice>
4437         <ref name="db.bibliorelation.type-enum.attribute"/>
4438         <ref name="db.bibliorelation.type-other.attributes"/>
4439       </choice>
4440     </define>
4441     <define name="db.bibliorelation.role.attribute">
4442       <attribute name="role"/>
4443     </define>
4444     <define name="db.bibliorelation.attlist">
4445       <interleave>
4446         <optional>
4447           <ref name="db.bibliorelation.role.attribute"/>
4448         </optional>
4449         <ref name="db.common.attributes"/>
4450         <ref name="db.common.linking.attributes"/>
4451         <ref name="db.biblio.class.attribute"/>
4452         <ref name="db.bibliorelation.type.attribute"/>
4453       </interleave>
4454     </define>
4455     <define name="db.bibliorelation">
4456       <element name="bibliorelation">
4457         <a:documentation>The relationship of a document to another</a:documentation>
4458         <ref name="db.bibliorelation.attlist"/>
4459         <ref name="db._text"/>
4460       </element>
4461     </define>
4462   </div>
4463   <div>
4464     <define name="db.bibliocoverage.spacial.enumeration">
4465       <choice>
4466         <value>dcmipoint</value>
4467         <a:documentation>The DCMI Point identifies a point in space using its geographic coordinates</a:documentation>
4468         <value>iso3166</value>
4469         <a:documentation>ISO 3166 Codes for the representation of names of countries</a:documentation>
4470         <value>dcmibox</value>
4471         <a:documentation>The DCMI Box identifies a region of space using its geographic limits</a:documentation>
4472         <value>tgn</value>
4473         <a:documentation>The Getty Thesaurus of Geographic Names</a:documentation>
4474       </choice>
4475     </define>
4476     <define name="db.bibliocoverage.spatial-enum.attribute">
4477       <optional>
4478         <attribute name="spatial">
4479           <a:documentation>Specifies the type of spatial coverage</a:documentation>
4480           <ref name="db.bibliocoverage.spacial.enumeration"/>
4481         </attribute>
4482       </optional>
4483     </define>
4484     <define name="db.bibliocoverage.spatial-other.attributes">
4485       <optional>
4486         <attribute name="spatial">
4487           <a:documentation>Specifies the type of spatial coverage</a:documentation>
4488           <value>otherspatial</value>
4489           <a:documentation>Identifies a non-standard type of coverage</a:documentation>
4490         </attribute>
4491       </optional>
4492       <attribute name="otherspatial">
4493         <a:documentation>A keyword that identifies the type of non-standard coverage</a:documentation>
4494         <data type="NMTOKEN"/>
4495       </attribute>
4496     </define>
4497     <define name="db.bibliocoverage.spatial.attribute">
4498       <choice>
4499         <ref name="db.bibliocoverage.spatial-enum.attribute"/>
4500         <ref name="db.bibliocoverage.spatial-other.attributes"/>
4501       </choice>
4502     </define>
4503     <define name="db.bibliocoverage.temporal.enumeration">
4504       <choice>
4505         <value>dcmiperiod</value>
4506         <a:documentation>A specification of the limits of a time interval</a:documentation>
4507         <value>w3c-dtf</value>
4508         <a:documentation>W3C Encoding rules for dates and times—a profile based on ISO 8601</a:documentation>
4509       </choice>
4510     </define>
4511     <define name="db.bibliocoverage.temporal-enum.attribute">
4512       <optional>
4513         <attribute name="temporal">
4514           <a:documentation>Specifies the type of temporal coverage</a:documentation>
4515           <ref name="db.bibliocoverage.temporal.enumeration"/>
4516         </attribute>
4517       </optional>
4518     </define>
4519     <define name="db.bibliocoverage.temporal-other.attributes">
4520       <optional>
4521         <attribute name="temporal">
4522           <a:documentation>Specifies the type of temporal coverage</a:documentation>
4523           <value>othertemporal</value>
4524           <a:documentation>Specifies a non-standard type of coverage</a:documentation>
4525         </attribute>
4526       </optional>
4527       <attribute name="othertemporal">
4528         <a:documentation>A keyword that identifies the type of non-standard coverage</a:documentation>
4529         <data type="NMTOKEN"/>
4530       </attribute>
4531     </define>
4532     <define name="db.bibliocoverage.temporal.attribute">
4533       <choice>
4534         <ref name="db.bibliocoverage.temporal-enum.attribute"/>
4535         <ref name="db.bibliocoverage.temporal-other.attributes"/>
4536       </choice>
4537     </define>
4538     <define name="db.bibliocoverage.coverage.attrib">
4539       <interleave>
4540         <ref name="db.bibliocoverage.spatial.attribute"/>
4541         <ref name="db.bibliocoverage.temporal.attribute"/>
4542       </interleave>
4543     </define>
4544     <define name="db.bibliocoverage.role.attribute">
4545       <attribute name="role"/>
4546     </define>
4547     <define name="db.bibliocoverage.attlist">
4548       <interleave>
4549         <optional>
4550           <ref name="db.bibliocoverage.role.attribute"/>
4551         </optional>
4552         <ref name="db.common.attributes"/>
4553         <ref name="db.common.linking.attributes"/>
4554         <ref name="db.bibliocoverage.coverage.attrib"/>
4555       </interleave>
4556     </define>
4557     <define name="db.bibliocoverage">
4558       <element name="bibliocoverage">
4559         <a:documentation>The spatial or temporal coverage of a document</a:documentation>
4560         <ref name="db.bibliocoverage.attlist"/>
4561         <ref name="db._text"/>
4562       </element>
4563     </define>
4564   </div>
4565   <div>
4566     <define name="db.legalnotice.role.attribute">
4567       <attribute name="role"/>
4568     </define>
4569     <define name="db.legalnotice.attlist">
4570       <interleave>
4571         <optional>
4572           <ref name="db.legalnotice.role.attribute"/>
4573         </optional>
4574         <ref name="db.common.attributes"/>
4575         <ref name="db.common.linking.attributes"/>
4576       </interleave>
4577     </define>
4578     <define name="db.legalnotice.info">
4579       <ref name="db._info.title.only"/>
4580     </define>
4581     <define name="db.legalnotice">
4582       <element name="legalnotice">
4583         <a:documentation>A statement of legal obligations or requirements</a:documentation>
4584         <ref name="db.legalnotice.attlist"/>
4585         <ref name="db.legalnotice.info"/>
4586         <oneOrMore>
4587           <ref name="db.all.blocks"/>
4588         </oneOrMore>
4589       </element>
4590     </define>
4591   </div>
4592   <div>
4593     <define name="db.othercredit.class.enumeration">
4594       <choice>
4595         <value>copyeditor</value>
4596         <a:documentation>A copy editor</a:documentation>
4597         <value>graphicdesigner</value>
4598         <a:documentation>A graphic designer</a:documentation>
4599         <value>other</value>
4600         <a:documentation>Some other contributor</a:documentation>
4601         <value>productioneditor</value>
4602         <a:documentation>A production editor</a:documentation>
4603         <value>technicaleditor</value>
4604         <a:documentation>A technical editor</a:documentation>
4605         <value>translator</value>
4606         <a:documentation>A translator</a:documentation>
4607       </choice>
4608     </define>
4609     <define name="db.othercredit.class-enum.attribute">
4610       <optional>
4611         <attribute name="class">
4612           <a:documentation>Identifies the nature of the contributor</a:documentation>
4613           <ref name="db.othercredit.class.enumeration"/>
4614         </attribute>
4615       </optional>
4616     </define>
4617     <define name="db.othercredit.class-other.attribute">
4618       <attribute name="otherclass">
4619         <a:documentation>Identifies the nature of the non-standard contribution</a:documentation>
4620         <data type="NMTOKEN"/>
4621       </attribute>
4622     </define>
4623     <define name="db.othercredit.class-other.attributes">
4624       <interleave>
4625         <attribute name="class">
4626           <a:documentation>Identifies the nature of the contributor</a:documentation>
4627           <value>other</value>
4628           <a:documentation>Identifies a non-standard contribution</a:documentation>
4629         </attribute>
4630         <ref name="db.othercredit.class-other.attribute"/>
4631       </interleave>
4632     </define>
4633     <define name="db.othercredit.class.attribute">
4634       <choice>
4635         <ref name="db.othercredit.class-enum.attribute"/>
4636         <ref name="db.othercredit.class-other.attributes"/>
4637       </choice>
4638     </define>
4639     <define name="db.othercredit.role.attribute">
4640       <attribute name="role"/>
4641     </define>
4642     <define name="db.othercredit.attlist">
4643       <interleave>
4644         <optional>
4645           <ref name="db.othercredit.role.attribute"/>
4646         </optional>
4647         <ref name="db.common.attributes"/>
4648         <ref name="db.common.linking.attributes"/>
4649         <ref name="db.othercredit.class.attribute"/>
4650       </interleave>
4651     </define>
4652     <define name="db.othercredit">
4653       <element name="othercredit">
4654         <a:documentation>A person or entity, other than an author or editor, credited in a document</a:documentation>
4655         <ref name="db.othercredit.attlist"/>
4656         <ref name="db.credit.contentmodel"/>
4657       </element>
4658     </define>
4659   </div>
4660   <div>
4661     <define name="db.pagenums.role.attribute">
4662       <attribute name="role"/>
4663     </define>
4664     <define name="db.pagenums.attlist">
4665       <interleave>
4666         <optional>
4667           <ref name="db.pagenums.role.attribute"/>
4668         </optional>
4669         <ref name="db.common.attributes"/>
4670         <ref name="db.common.linking.attributes"/>
4671       </interleave>
4672     </define>
4673     <define name="db.pagenums">
4674       <element name="pagenums">
4675         <a:documentation>The numbers of the pages in a book, for use in a bibliographic entry</a:documentation>
4676         <ref name="db.pagenums.attlist"/>
4677         <ref name="db._text"/>
4678       </element>
4679     </define>
4680   </div>
4681   <div>
4682     <define name="db.contrib.role.attribute">
4683       <attribute name="role"/>
4684     </define>
4685     <define name="db.contrib.attlist">
4686       <interleave>
4687         <optional>
4688           <ref name="db.contrib.role.attribute"/>
4689         </optional>
4690         <ref name="db.common.attributes"/>
4691         <ref name="db.common.linking.attributes"/>
4692       </interleave>
4693     </define>
4694     <define name="db.contrib">
4695       <element name="contrib">
4696         <a:documentation>A summary of the contributions made to a document by a credited source</a:documentation>
4697         <ref name="db.contrib.attlist"/>
4698         <ref name="db._text"/>
4699       </element>
4700     </define>
4701   </div>
4702   <div>
4703     <define name="db.honorific.role.attribute">
4704       <attribute name="role"/>
4705     </define>
4706     <define name="db.honorific.attlist">
4707       <interleave>
4708         <optional>
4709           <ref name="db.honorific.role.attribute"/>
4710         </optional>
4711         <ref name="db.common.attributes"/>
4712         <ref name="db.common.linking.attributes"/>
4713       </interleave>
4714     </define>
4715     <define name="db.honorific">
4716       <element name="honorific">
4717         <a:documentation>The title of a person</a:documentation>
4718         <ref name="db.honorific.attlist"/>
4719         <ref name="db._text"/>
4720       </element>
4721     </define>
4722   </div>
4723   <div>
4724     <define name="db.firstname.role.attribute">
4725       <attribute name="role"/>
4726     </define>
4727     <define name="db.firstname.attlist">
4728       <interleave>
4729         <optional>
4730           <ref name="db.firstname.role.attribute"/>
4731         </optional>
4732         <ref name="db.common.attributes"/>
4733         <ref name="db.common.linking.attributes"/>
4734       </interleave>
4735     </define>
4736     <define name="db.firstname">
4737       <element name="firstname">
4738         <a:documentation>The first name of a person</a:documentation>
4739         <ref name="db.firstname.attlist"/>
4740         <ref name="db._text"/>
4741       </element>
4742     </define>
4743   </div>
4744   <div>
4745     <define name="db.surname.role.attribute">
4746       <attribute name="role"/>
4747     </define>
4748     <define name="db.surname.attlist">
4749       <interleave>
4750         <optional>
4751           <ref name="db.surname.role.attribute"/>
4752         </optional>
4753         <ref name="db.common.attributes"/>
4754         <ref name="db.common.linking.attributes"/>
4755       </interleave>
4756     </define>
4757     <define name="db.surname">
4758       <element name="surname">
4759         <a:documentation>A family name; in western cultures the last name</a:documentation>
4760         <ref name="db.surname.attlist"/>
4761         <ref name="db._text"/>
4762       </element>
4763     </define>
4764   </div>
4765   <div>
4766     <define name="db.lineage.role.attribute">
4767       <attribute name="role"/>
4768     </define>
4769     <define name="db.lineage.attlist">
4770       <interleave>
4771         <optional>
4772           <ref name="db.lineage.role.attribute"/>
4773         </optional>
4774         <ref name="db.common.attributes"/>
4775         <ref name="db.common.linking.attributes"/>
4776       </interleave>
4777     </define>
4778     <define name="db.lineage">
4779       <element name="lineage">
4780         <a:documentation>The portion of a person's name indicating a relationship to ancestors</a:documentation>
4781         <ref name="db.lineage.attlist"/>
4782         <ref name="db._text"/>
4783       </element>
4784     </define>
4785   </div>
4786   <div>
4787     <define name="db.othername.role.attribute">
4788       <attribute name="role"/>
4789     </define>
4790     <define name="db.othername.attlist">
4791       <interleave>
4792         <optional>
4793           <ref name="db.othername.role.attribute"/>
4794         </optional>
4795         <ref name="db.common.attributes"/>
4796         <ref name="db.common.linking.attributes"/>
4797       </interleave>
4798     </define>
4799     <define name="db.othername">
4800       <element name="othername">
4801         <a:documentation>A component of a persons name that is not a first name, surname, or lineage</a:documentation>
4802         <ref name="db.othername.attlist"/>
4803         <ref name="db._text"/>
4804       </element>
4805     </define>
4806   </div>
4807   <div>
4808     <define name="db.printhistory.role.attribute">
4809       <attribute name="role"/>
4810     </define>
4811     <define name="db.printhistory.attlist">
4812       <interleave>
4813         <optional>
4814           <ref name="db.printhistory.role.attribute"/>
4815         </optional>
4816         <ref name="db.common.attributes"/>
4817         <ref name="db.common.linking.attributes"/>
4818       </interleave>
4819     </define>
4820     <define name="db.printhistory">
4821       <element name="printhistory">
4822         <a:documentation>The printing history of a document</a:documentation>
4823         <ref name="db.printhistory.attlist"/>
4824         <oneOrMore>
4825           <ref name="db.para.blocks"/>
4826         </oneOrMore>
4827       </element>
4828     </define>
4829   </div>
4830   <div>
4831     <define name="db.pubdate.role.attribute">
4832       <attribute name="role"/>
4833     </define>
4834     <define name="db.pubdate.attlist">
4835       <interleave>
4836         <optional>
4837           <ref name="db.pubdate.role.attribute"/>
4838         </optional>
4839         <ref name="db.common.attributes"/>
4840         <ref name="db.common.linking.attributes"/>
4841       </interleave>
4842     </define>
4843     <define name="db.pubdate">
4844       <element name="pubdate">
4845         <a:documentation>The date of publication of a document</a:documentation>
4846         <ref name="db.pubdate.attlist"/>
4847         <ref name="db.date.contentmodel"/>
4848       </element>
4849     </define>
4850   </div>
4851   <div>
4852     <define name="db.publisher.role.attribute">
4853       <attribute name="role"/>
4854     </define>
4855     <define name="db.publisher.attlist">
4856       <interleave>
4857         <optional>
4858           <ref name="db.publisher.role.attribute"/>
4859         </optional>
4860         <ref name="db.common.attributes"/>
4861         <ref name="db.common.linking.attributes"/>
4862       </interleave>
4863     </define>
4864     <define name="db.publisher">
4865       <element name="publisher">
4866         <a:documentation>The publisher of a document</a:documentation>
4867         <ref name="db.publisher.attlist"/>
4868         <ref name="db.publishername"/>
4869         <zeroOrMore>
4870           <ref name="db.address"/>
4871         </zeroOrMore>
4872       </element>
4873     </define>
4874   </div>
4875   <div>
4876     <define name="db.publishername.role.attribute">
4877       <attribute name="role"/>
4878     </define>
4879     <define name="db.publishername.attlist">
4880       <interleave>
4881         <optional>
4882           <ref name="db.publishername.role.attribute"/>
4883         </optional>
4884         <ref name="db.common.attributes"/>
4885         <ref name="db.common.linking.attributes"/>
4886       </interleave>
4887     </define>
4888     <define name="db.publishername">
4889       <element name="publishername">
4890         <a:documentation>The name of the publisher of a document</a:documentation>
4891         <ref name="db.publishername.attlist"/>
4892         <ref name="db._text"/>
4893       </element>
4894     </define>
4895   </div>
4896   <div>
4897     <define name="db.releaseinfo.role.attribute">
4898       <attribute name="role"/>
4899     </define>
4900     <define name="db.releaseinfo.attlist">
4901       <interleave>
4902         <optional>
4903           <ref name="db.releaseinfo.role.attribute"/>
4904         </optional>
4905         <ref name="db.common.attributes"/>
4906         <ref name="db.common.linking.attributes"/>
4907       </interleave>
4908     </define>
4909     <define name="db.releaseinfo">
4910       <element name="releaseinfo">
4911         <a:documentation>Information about a particular release of a document</a:documentation>
4912         <ref name="db.releaseinfo.attlist"/>
4913         <ref name="db._text"/>
4914       </element>
4915     </define>
4916   </div>
4917   <div>
4918     <define name="db.revhistory.role.attribute">
4919       <attribute name="role"/>
4920     </define>
4921     <define name="db.revhistory.attlist">
4922       <interleave>
4923         <optional>
4924           <ref name="db.revhistory.role.attribute"/>
4925         </optional>
4926         <ref name="db.common.attributes"/>
4927         <ref name="db.common.linking.attributes"/>
4928       </interleave>
4929     </define>
4930     <define name="db.revhistory.info">
4931       <ref name="db._info.title.only"/>
4932     </define>
4933     <define name="db.revhistory">
4934       <element name="revhistory">
4935         <a:documentation>A history of the revisions to a document</a:documentation>
4936         <ref name="db.revhistory.attlist"/>
4937         <ref name="db.revhistory.info"/>
4938         <oneOrMore>
4939           <ref name="db.revision"/>
4940         </oneOrMore>
4941       </element>
4942     </define>
4943   </div>
4944   <div>
4945     <define name="db.revision.role.attribute">
4946       <attribute name="role"/>
4947     </define>
4948     <define name="db.revision.attlist">
4949       <interleave>
4950         <optional>
4951           <ref name="db.revision.role.attribute"/>
4952         </optional>
4953         <ref name="db.common.attributes"/>
4954         <ref name="db.common.linking.attributes"/>
4955       </interleave>
4956     </define>
4957     <define name="db.revision">
4958       <element name="revision">
4959         <a:documentation>An entry describing a single revision in the history of the revisions to a document</a:documentation>
4960         <ref name="db.revision.attlist"/>
4961         <optional>
4962           <ref name="db.revnumber"/>
4963         </optional>
4964         <ref name="db.date"/>
4965         <zeroOrMore>
4966           <choice>
4967             <ref name="db.authorinitials"/>
4968             <ref name="db.author"/>
4969           </choice>
4970         </zeroOrMore>
4971         <optional>
4972           <choice>
4973             <ref name="db.revremark"/>
4974             <ref name="db.revdescription"/>
4975           </choice>
4976         </optional>
4977       </element>
4978     </define>
4979   </div>
4980   <div>
4981     <define name="db.revnumber.role.attribute">
4982       <attribute name="role"/>
4983     </define>
4984     <define name="db.revnumber.attlist">
4985       <interleave>
4986         <optional>
4987           <ref name="db.revnumber.role.attribute"/>
4988         </optional>
4989         <ref name="db.common.attributes"/>
4990         <ref name="db.common.linking.attributes"/>
4991       </interleave>
4992     </define>
4993     <define name="db.revnumber">
4994       <element name="revnumber">
4995         <a:documentation>A document revision number</a:documentation>
4996         <ref name="db.revnumber.attlist"/>
4997         <ref name="db._text"/>
4998       </element>
4999     </define>
5000   </div>
5001   <div>
5002     <define name="db.revremark.role.attribute">
5003       <attribute name="role"/>
5004     </define>
5005     <define name="db.revremark.attlist">
5006       <interleave>
5007         <optional>
5008           <ref name="db.revremark.role.attribute"/>
5009         </optional>
5010         <ref name="db.common.attributes"/>
5011         <ref name="db.common.linking.attributes"/>
5012       </interleave>
5013     </define>
5014     <define name="db.revremark">
5015       <element name="revremark">
5016         <a:documentation>A description of a revision to a document</a:documentation>
5017         <ref name="db.revremark.attlist"/>
5018         <ref name="db._text"/>
5019       </element>
5020     </define>
5021   </div>
5022   <div>
5023     <define name="db.revdescription.role.attribute">
5024       <attribute name="role"/>
5025     </define>
5026     <define name="db.revdescription.attlist">
5027       <interleave>
5028         <optional>
5029           <ref name="db.revdescription.role.attribute"/>
5030         </optional>
5031         <ref name="db.common.attributes"/>
5032         <ref name="db.common.linking.attributes"/>
5033       </interleave>
5034     </define>
5035     <define name="db.revdescription">
5036       <element name="revdescription">
5037         <a:documentation>A extended description of a revision to a document</a:documentation>
5038         <ref name="db.revdescription.attlist"/>
5039         <zeroOrMore>
5040           <ref name="db.all.blocks"/>
5041         </zeroOrMore>
5042       </element>
5043     </define>
5044   </div>
5045   <div>
5046     <define name="db.seriesvolnums.role.attribute">
5047       <attribute name="role"/>
5048     </define>
5049     <define name="db.seriesvolnums.attlist">
5050       <interleave>
5051         <optional>
5052           <ref name="db.seriesvolnums.role.attribute"/>
5053         </optional>
5054         <ref name="db.common.attributes"/>
5055         <ref name="db.common.linking.attributes"/>
5056       </interleave>
5057     </define>
5058     <define name="db.seriesvolnums">
5059       <element name="seriesvolnums">
5060         <a:documentation>Numbers of the volumes in a series of books</a:documentation>
5061         <ref name="db.seriesvolnums.attlist"/>
5062         <ref name="db._text"/>
5063       </element>
5064     </define>
5065   </div>
5066   <div>
5067     <define name="db.volumenum.role.attribute">
5068       <attribute name="role"/>
5069     </define>
5070     <define name="db.volumenum.attlist">
5071       <interleave>
5072         <optional>
5073           <ref name="db.volumenum.role.attribute"/>
5074         </optional>
5075         <ref name="db.common.attributes"/>
5076         <ref name="db.common.linking.attributes"/>
5077       </interleave>
5078     </define>
5079     <define name="db.volumenum">
5080       <element name="volumenum">
5081         <a:documentation>The volume number of a document in a set (as of books in a set or articles in a journal)</a:documentation>
5082         <ref name="db.volumenum.attlist"/>
5083         <ref name="db._text"/>
5084       </element>
5085     </define>
5086   </div>
5087   <div>
5088     <define name="db.issuenum.role.attribute">
5089       <attribute name="role"/>
5090     </define>
5091     <define name="db.issuenum.attlist">
5092       <interleave>
5093         <optional>
5094           <ref name="db.issuenum.role.attribute"/>
5095         </optional>
5096         <ref name="db.common.attributes"/>
5097         <ref name="db.common.linking.attributes"/>
5098       </interleave>
5099     </define>
5100     <define name="db.issuenum">
5101       <element name="issuenum">
5102         <a:documentation>The number of an issue of a journal</a:documentation>
5103         <ref name="db.issuenum.attlist"/>
5104         <ref name="db._text"/>
5105       </element>
5106     </define>
5107   </div>
5108   <div>
5109     <define name="db.package.role.attribute">
5110       <attribute name="role"/>
5111     </define>
5112     <define name="db.package.attlist">
5113       <interleave>
5114         <optional>
5115           <ref name="db.package.role.attribute"/>
5116         </optional>
5117         <ref name="db.common.attributes"/>
5118         <ref name="db.common.linking.attributes"/>
5119       </interleave>
5120     </define>
5121     <define name="db.package">
5122       <element name="package">
5123         <a:documentation>A software or application package</a:documentation>
5124         <ref name="db.package.attlist"/>
5125         <ref name="db._text"/>
5126       </element>
5127     </define>
5128   </div>
5129   <div>
5130     <define name="db.email.role.attribute">
5131       <attribute name="role"/>
5132     </define>
5133     <define name="db.email.attlist">
5134       <interleave>
5135         <optional>
5136           <ref name="db.email.role.attribute"/>
5137         </optional>
5138         <ref name="db.common.attributes"/>
5139         <ref name="db.common.linking.attributes"/>
5140       </interleave>
5141     </define>
5142     <define name="db.email">
5143       <element name="email">
5144         <a:documentation>An email address</a:documentation>
5145         <ref name="db.email.attlist"/>
5146         <ref name="db._text"/>
5147       </element>
5148     </define>
5149   </div>
5150   <div>
5151     <define name="db.lineannotation.role.attribute">
5152       <attribute name="role"/>
5153     </define>
5154     <define name="db.lineannotation.attlist">
5155       <interleave>
5156         <optional>
5157           <ref name="db.lineannotation.role.attribute"/>
5158         </optional>
5159         <ref name="db.common.attributes"/>
5160         <ref name="db.common.linking.attributes"/>
5161       </interleave>
5162     </define>
5163     <define name="db.lineannotation">
5164       <element name="lineannotation">
5165         <a:documentation>A comment on a line in a verbatim listing</a:documentation>
5166         <ref name="db.lineannotation.attlist"/>
5167         <ref name="db._text"/>
5168       </element>
5169     </define>
5170   </div>
5171   <div>
5172     <define name="db.parameter.class.enumeration">
5173       <choice>
5174         <value>command</value>
5175         <a:documentation>A command</a:documentation>
5176         <value>function</value>
5177         <a:documentation>A function</a:documentation>
5178         <value>option</value>
5179         <a:documentation>An option</a:documentation>
5180       </choice>
5181     </define>
5182     <define name="db.parameter.class.attribute">
5183       <attribute name="class">
5184         <a:documentation>Identifies the class of parameter</a:documentation>
5185         <ref name="db.parameter.class.enumeration"/>
5186       </attribute>
5187     </define>
5188     <define name="db.parameter.role.attribute">
5189       <attribute name="role"/>
5190     </define>
5191     <define name="db.parameter.attlist">
5192       <interleave>
5193         <optional>
5194           <ref name="db.parameter.role.attribute"/>
5195         </optional>
5196         <ref name="db.common.attributes"/>
5197         <ref name="db.common.linking.attributes"/>
5198         <optional>
5199           <ref name="db.parameter.class.attribute"/>
5200         </optional>
5201       </interleave>
5202     </define>
5203     <define name="db.parameter">
5204       <element name="parameter">
5205         <a:documentation>A value or a symbolic reference to a value</a:documentation>
5206         <ref name="db.parameter.attlist"/>
5207         <ref name="db._text"/>
5208       </element>
5209     </define>
5210   </div>
5211   <define name="db.replaceable.inlines">
5212     <choice>
5213       <ref name="db._text"/>
5214       <ref name="db.co"/>
5215     </choice>
5216   </define>
5217   <div>
5218     <define name="db.replaceable.class.enumeration">
5219       <choice>
5220         <value>command</value>
5221         <a:documentation>A command</a:documentation>
5222         <value>function</value>
5223         <a:documentation>A function</a:documentation>
5224         <value>option</value>
5225         <a:documentation>An option</a:documentation>
5226         <value>parameter</value>
5227         <a:documentation>A parameter</a:documentation>
5228       </choice>
5229     </define>
5230     <define name="db.replaceable.class.attribute">
5231       <attribute name="class">
5232         <a:documentation>Identifies the nature of the replaceable text</a:documentation>
5233         <ref name="db.replaceable.class.enumeration"/>
5234       </attribute>
5235     </define>
5236     <define name="db.replaceable.role.attribute">
5237       <attribute name="role"/>
5238     </define>
5239     <define name="db.replaceable.attlist">
5240       <interleave>
5241         <optional>
5242           <ref name="db.replaceable.role.attribute"/>
5243         </optional>
5244         <ref name="db.common.attributes"/>
5245         <ref name="db.common.linking.attributes"/>
5246         <optional>
5247           <ref name="db.replaceable.class.attribute"/>
5248         </optional>
5249       </interleave>
5250     </define>
5251     <define name="db.replaceable">
5252       <element name="replaceable">
5253         <a:documentation>Content that may or must be replaced by the user</a:documentation>
5254         <ref name="db.replaceable.attlist"/>
5255         <zeroOrMore>
5256           <ref name="db.replaceable.inlines"/>
5257         </zeroOrMore>
5258       </element>
5259     </define>
5260   </div>
5261   <div>
5262     <define name="db.uri.type.attribute">
5263       <optional>
5264         <attribute name="type">
5265           <a:documentation>Identifies the type of URI specified</a:documentation>
5266         </attribute>
5267       </optional>
5268     </define>
5269     <define name="db.uri.role.attribute">
5270       <attribute name="role"/>
5271     </define>
5272     <define name="db.uri.attlist">
5273       <interleave>
5274         <optional>
5275           <ref name="db.uri.role.attribute"/>
5276         </optional>
5277         <ref name="db.common.attributes"/>
5278         <ref name="db.common.linking.attributes"/>
5279         <ref name="db.uri.type.attribute"/>
5280       </interleave>
5281     </define>
5282     <define name="db.uri">
5283       <element name="uri">
5284         <a:documentation>A Uniform Resource Identifier</a:documentation>
5285         <ref name="db.uri.attlist"/>
5286         <ref name="db._text"/>
5287       </element>
5288     </define>
5289   </div>
5290   <div>
5291     <define name="db.abbrev.role.attribute">
5292       <attribute name="role"/>
5293     </define>
5294     <define name="db.abbrev.attlist">
5295       <interleave>
5296         <optional>
5297           <ref name="db.abbrev.role.attribute"/>
5298         </optional>
5299         <ref name="db.common.attributes"/>
5300         <ref name="db.common.linking.attributes"/>
5301       </interleave>
5302     </define>
5303     <define name="db.abbrev">
5304       <element name="abbrev">
5305         <a:documentation>An abbreviation, especially one followed by a period</a:documentation>
5306         <ref name="db.abbrev.attlist"/>
5307         <zeroOrMore>
5308           <choice>
5309             <ref name="db._text"/>
5310             <ref name="db.superscript"/>
5311             <ref name="db.subscript"/>
5312             <ref name="db.trademark"/>
5313           </choice>
5314         </zeroOrMore>
5315       </element>
5316     </define>
5317   </div>
5318   <div>
5319     <define name="db.acronym.role.attribute">
5320       <attribute name="role"/>
5321     </define>
5322     <define name="db.acronym.attlist">
5323       <interleave>
5324         <optional>
5325           <ref name="db.acronym.role.attribute"/>
5326         </optional>
5327         <ref name="db.common.attributes"/>
5328         <ref name="db.common.linking.attributes"/>
5329       </interleave>
5330     </define>
5331     <define name="db.acronym">
5332       <element name="acronym">
5333         <a:documentation>An often pronounceable word made from the initial (or selected) letters of a name or phrase</a:documentation>
5334         <ref name="db.acronym.attlist"/>
5335         <zeroOrMore>
5336           <choice>
5337             <ref name="db._text"/>
5338             <ref name="db.superscript"/>
5339             <ref name="db.subscript"/>
5340             <ref name="db.trademark"/>
5341           </choice>
5342         </zeroOrMore>
5343       </element>
5344     </define>
5345   </div>
5346   <div>
5347     <define name="db.citation.role.attribute">
5348       <attribute name="role"/>
5349     </define>
5350     <define name="db.citation.attlist">
5351       <interleave>
5352         <optional>
5353           <ref name="db.citation.role.attribute"/>
5354         </optional>
5355         <ref name="db.common.attributes"/>
5356         <ref name="db.common.linking.attributes"/>
5357       </interleave>
5358     </define>
5359     <define name="db.citation">
5360       <element name="citation">
5361         <a:documentation>An inline bibliographic reference to another published work</a:documentation>
5362         <ref name="db.citation.attlist"/>
5363         <zeroOrMore>
5364           <ref name="db.all.inlines"/>
5365         </zeroOrMore>
5366       </element>
5367     </define>
5368   </div>
5369   <div>
5370     <define name="db.citerefentry.role.attribute">
5371       <attribute name="role"/>
5372     </define>
5373     <define name="db.citerefentry.attlist">
5374       <interleave>
5375         <optional>
5376           <ref name="db.citerefentry.role.attribute"/>
5377         </optional>
5378         <ref name="db.common.attributes"/>
5379         <ref name="db.common.linking.attributes"/>
5380       </interleave>
5381     </define>
5382     <define name="db.citerefentry">
5383       <element name="citerefentry">
5384         <a:documentation>A citation to a reference page</a:documentation>
5385         <ref name="db.citerefentry.attlist"/>
5386         <ref name="db.refentrytitle"/>
5387         <optional>
5388           <ref name="db.manvolnum"/>
5389         </optional>
5390       </element>
5391     </define>
5392   </div>
5393   <div>
5394     <define name="db.refentrytitle.role.attribute">
5395       <attribute name="role"/>
5396     </define>
5397     <define name="db.refentrytitle.attlist">
5398       <interleave>
5399         <optional>
5400           <ref name="db.refentrytitle.role.attribute"/>
5401         </optional>
5402         <ref name="db.common.attributes"/>
5403         <ref name="db.common.linking.attributes"/>
5404       </interleave>
5405     </define>
5406     <define name="db.refentrytitle">
5407       <element name="refentrytitle">
5408         <a:documentation>The title of a reference page</a:documentation>
5409         <ref name="db.refentrytitle.attlist"/>
5410         <zeroOrMore>
5411           <ref name="db.all.inlines"/>
5412         </zeroOrMore>
5413       </element>
5414     </define>
5415   </div>
5416   <div>
5417     <define name="db.manvolnum.role.attribute">
5418       <attribute name="role"/>
5419     </define>
5420     <define name="db.manvolnum.attlist">
5421       <interleave>
5422         <optional>
5423           <ref name="db.manvolnum.role.attribute"/>
5424         </optional>
5425         <ref name="db.common.attributes"/>
5426         <ref name="db.common.linking.attributes"/>
5427       </interleave>
5428     </define>
5429     <define name="db.manvolnum">
5430       <element name="manvolnum">
5431         <a:documentation>A reference volume number</a:documentation>
5432         <ref name="db.manvolnum.attlist"/>
5433         <ref name="db._text"/>
5434       </element>
5435     </define>
5436   </div>
5437   <div>
5438     <define name="db.citetitle.pubwork.enumeration">
5439       <choice>
5440         <value>article</value>
5441         <a:documentation>An article</a:documentation>
5442         <value>bbs</value>
5443         <a:documentation>A bulletin board system</a:documentation>
5444         <value>book</value>
5445         <a:documentation>A book</a:documentation>
5446         <value>cdrom</value>
5447         <a:documentation>A CD-ROM</a:documentation>
5448         <value>chapter</value>
5449         <a:documentation>A chapter (as of a book)</a:documentation>
5450         <value>dvd</value>
5451         <a:documentation>A DVD</a:documentation>
5452         <value>emailmessage</value>
5453         <a:documentation>An email message</a:documentation>
5454         <value>gopher</value>
5455         <a:documentation>A gopher page</a:documentation>
5456         <value>journal</value>
5457         <a:documentation>A journal</a:documentation>
5458         <value>manuscript</value>
5459         <a:documentation>A manuscript</a:documentation>
5460         <value>newsposting</value>
5461         <a:documentation>A posting to a newsgroup</a:documentation>
5462         <value>part</value>
5463         <a:documentation>A part (as of a book)</a:documentation>
5464         <value>refentry</value>
5465         <a:documentation>A reference entry</a:documentation>
5466         <value>section</value>
5467         <a:documentation>A section (as of a book or article)</a:documentation>
5468         <value>series</value>
5469         <a:documentation>A series</a:documentation>
5470         <value>set</value>
5471         <a:documentation>A set (as of books)</a:documentation>
5472         <value>webpage</value>
5473         <a:documentation>A web page</a:documentation>
5474         <value>wiki</value>
5475         <a:documentation>A wiki page</a:documentation>
5476       </choice>
5477     </define>
5478     <define name="db.citetitle.pubwork.attribute">
5479       <attribute name="pubwork">
5480         <a:documentation>Identifies the nature of the publication being cited</a:documentation>
5481         <ref name="db.citetitle.pubwork.enumeration"/>
5482       </attribute>
5483     </define>
5484     <define name="db.citetitle.role.attribute">
5485       <attribute name="role"/>
5486     </define>
5487     <define name="db.citetitle.attlist">
5488       <interleave>
5489         <optional>
5490           <ref name="db.citetitle.role.attribute"/>
5491         </optional>
5492         <ref name="db.common.attributes"/>
5493         <ref name="db.common.linking.attributes"/>
5494         <optional>
5495           <ref name="db.citetitle.pubwork.attribute"/>
5496         </optional>
5497       </interleave>
5498     </define>
5499     <define name="db.citetitle">
5500       <element name="citetitle">
5501         <a:documentation>The title of a cited work</a:documentation>
5502         <ref name="db.citetitle.attlist"/>
5503         <zeroOrMore>
5504           <ref name="db.all.inlines"/>
5505         </zeroOrMore>
5506       </element>
5507     </define>
5508   </div>
5509   <div>
5510     <define name="db.emphasis.role.attribute">
5511       <attribute name="role"/>
5512     </define>
5513     <define name="db.emphasis.attlist">
5514       <interleave>
5515         <optional>
5516           <ref name="db.emphasis.role.attribute"/>
5517         </optional>
5518         <ref name="db.common.attributes"/>
5519         <ref name="db.common.linking.attributes"/>
5520       </interleave>
5521     </define>
5522     <define name="db.emphasis">
5523       <element name="emphasis">
5524         <a:documentation>Emphasized text</a:documentation>
5525         <ref name="db.emphasis.attlist"/>
5526         <zeroOrMore>
5527           <ref name="db.all.inlines"/>
5528         </zeroOrMore>
5529       </element>
5530     </define>
5531   </div>
5532   <div>
5533     <define name="db._emphasis">
5534       <element name="emphasis">
5535         <a:documentation>A limited span of emphasized text</a:documentation>
5536         <ref name="db.emphasis.attlist"/>
5537         <zeroOrMore>
5538           <choice>
5539             <ref name="db._text"/>
5540             <ref name="db._emphasis"/>
5541           </choice>
5542         </zeroOrMore>
5543       </element>
5544     </define>
5545   </div>
5546   <div>
5547     <define name="db.foreignphrase.role.attribute">
5548       <attribute name="role"/>
5549     </define>
5550     <define name="db.foreignphrase.attlist">
5551       <interleave>
5552         <optional>
5553           <ref name="db.foreignphrase.role.attribute"/>
5554         </optional>
5555         <ref name="db.common.attributes"/>
5556         <ref name="db.common.linking.attributes"/>
5557       </interleave>
5558     </define>
5559     <define name="db.foreignphrase">
5560       <element name="foreignphrase">
5561         <a:documentation>A word or phrase in a language other than the primary language of the document</a:documentation>
5562         <ref name="db.foreignphrase.attlist"/>
5563         <zeroOrMore>
5564           <choice>
5565             <text/>
5566             <ref name="db.general.inlines"/>
5567           </choice>
5568         </zeroOrMore>
5569       </element>
5570     </define>
5571   </div>
5572   <div>
5573     <define name="db.phrase.role.attribute">
5574       <attribute name="role"/>
5575     </define>
5576     <define name="db.phrase.attlist">
5577       <interleave>
5578         <optional>
5579           <ref name="db.phrase.role.attribute"/>
5580         </optional>
5581         <ref name="db.common.attributes"/>
5582         <ref name="db.common.linking.attributes"/>
5583       </interleave>
5584     </define>
5585     <define name="db.phrase">
5586       <element name="phrase">
5587         <a:documentation>A span of text</a:documentation>
5588         <ref name="db.phrase.attlist"/>
5589         <zeroOrMore>
5590           <ref name="db.all.inlines"/>
5591         </zeroOrMore>
5592       </element>
5593     </define>
5594   </div>
5595   <div>
5596     <define name="db._phrase">
5597       <element name="phrase">
5598         <a:documentation>A limited span of text</a:documentation>
5599         <ref name="db.phrase.attlist"/>
5600         <ref name="db._text"/>
5601       </element>
5602     </define>
5603   </div>
5604   <div>
5605     <define name="db.quote.role.attribute">
5606       <attribute name="role"/>
5607     </define>
5608     <define name="db.quote.attlist">
5609       <interleave>
5610         <optional>
5611           <ref name="db.quote.role.attribute"/>
5612         </optional>
5613         <ref name="db.common.attributes"/>
5614         <ref name="db.common.linking.attributes"/>
5615       </interleave>
5616     </define>
5617     <define name="db.quote">
5618       <element name="quote">
5619         <a:documentation>An inline quotation</a:documentation>
5620         <ref name="db.quote.attlist"/>
5621         <zeroOrMore>
5622           <ref name="db.all.inlines"/>
5623         </zeroOrMore>
5624       </element>
5625     </define>
5626   </div>
5627   <div>
5628     <define name="db.subscript.role.attribute">
5629       <attribute name="role"/>
5630     </define>
5631     <define name="db.subscript.attlist">
5632       <interleave>
5633         <optional>
5634           <ref name="db.subscript.role.attribute"/>
5635         </optional>
5636         <ref name="db.common.attributes"/>
5637         <ref name="db.common.linking.attributes"/>
5638       </interleave>
5639     </define>
5640     <define name="db.subscript">
5641       <element name="subscript">
5642         <a:documentation>A subscript (as in H2
5643 O, the molecular formula for water)</a:documentation>
5644         <ref name="db.subscript.attlist"/>
5645         <ref name="db._text"/>
5646       </element>
5647     </define>
5648   </div>
5649   <div>
5650     <define name="db.superscript.role.attribute">
5651       <attribute name="role"/>
5652     </define>
5653     <define name="db.superscript.attlist">
5654       <interleave>
5655         <optional>
5656           <ref name="db.superscript.role.attribute"/>
5657         </optional>
5658         <ref name="db.common.attributes"/>
5659         <ref name="db.common.linking.attributes"/>
5660       </interleave>
5661     </define>
5662     <define name="db.superscript">
5663       <element name="superscript">
5664         <a:documentation>A superscript (as in x^2, the mathematical notation for x multiplied by itself)</a:documentation>
5665         <ref name="db.superscript.attlist"/>
5666         <ref name="db._text"/>
5667       </element>
5668     </define>
5669   </div>
5670   <div>
5671     <define name="db.trademark.class.enumeration">
5672       <choice>
5673         <value>copyright</value>
5674         <a:documentation>A copyright</a:documentation>
5675         <value>registered</value>
5676         <a:documentation>A registered copyright</a:documentation>
5677         <value>service</value>
5678         <a:documentation>A service</a:documentation>
5679         <value>trade</value>
5680         <a:documentation>A trademark</a:documentation>
5681       </choice>
5682     </define>
5683     <define name="db.trademark.class.attribute">
5684       <attribute name="class">
5685         <a:documentation>Identifies the class of trade mark</a:documentation>
5686         <ref name="db.trademark.class.enumeration"/>
5687       </attribute>
5688     </define>
5689     <define name="db.trademark.role.attribute">
5690       <attribute name="role"/>
5691     </define>
5692     <define name="db.trademark.attlist">
5693       <interleave>
5694         <optional>
5695           <ref name="db.trademark.role.attribute"/>
5696         </optional>
5697         <ref name="db.common.attributes"/>
5698         <ref name="db.common.linking.attributes"/>
5699         <optional>
5700           <ref name="db.trademark.class.attribute"/>
5701         </optional>
5702       </interleave>
5703     </define>
5704     <define name="db.trademark">
5705       <element name="trademark">
5706         <a:documentation>A trademark</a:documentation>
5707         <ref name="db.trademark.attlist"/>
5708         <ref name="db._text"/>
5709       </element>
5710     </define>
5711   </div>
5712   <div>
5713     <define name="db.wordasword.role.attribute">
5714       <attribute name="role"/>
5715     </define>
5716     <define name="db.wordasword.attlist">
5717       <interleave>
5718         <optional>
5719           <ref name="db.wordasword.role.attribute"/>
5720         </optional>
5721         <ref name="db.common.attributes"/>
5722         <ref name="db.common.linking.attributes"/>
5723       </interleave>
5724     </define>
5725     <define name="db.wordasword">
5726       <element name="wordasword">
5727         <a:documentation>A word meant specifically as a word and not representing anything else</a:documentation>
5728         <ref name="db.wordasword.attlist"/>
5729         <ref name="db._text"/>
5730       </element>
5731     </define>
5732   </div>
5733   <div>
5734     <define name="db.footnoteref.role.attribute">
5735       <attribute name="role"/>
5736     </define>
5737     <define name="db.footnoteref.label.attribute">
5738       <ref name="db.label.attribute"/>
5739     </define>
5740     <define name="db.footnoteref.attlist">
5741       <interleave>
5742         <optional>
5743           <ref name="db.footnoteref.role.attribute"/>
5744         </optional>
5745         <ref name="db.common.attributes"/>
5746         <ref name="db.linkend.attribute"/>
5747         <optional>
5748           <ref name="db.footnoteref.label.attribute"/>
5749         </optional>
5750       </interleave>
5751     </define>
5752     <define name="db.footnoteref">
5753       <element name="footnoteref">
5754         <a:documentation>A cross reference to a footnote (a footnote mark)</a:documentation>
5755         <s:pattern name="Footnote reference type constraint">
5756           <s:rule context="db:footnoteref">
5757             <s:assert test="local-name(//*[@xml:id=current()/@linkend]) = 'footnote' and namespace-uri(//*[@xml:id=current()/@linkend]) = 'http://docbook.org/ns/docbook'">@linkend on footnoteref must point to a footnote.</s:assert>
5758           </s:rule>
5759         </s:pattern>
5760         <ref name="db.footnoteref.attlist"/>
5761         <empty/>
5762       </element>
5763     </define>
5764   </div>
5765   <div>
5766     <define name="db.xref.role.attribute">
5767       <attribute name="role"/>
5768     </define>
5769     <define name="db.xref.xrefstyle.attribute">
5770       <ref name="db.xrefstyle.attribute"/>
5771     </define>
5772     <define name="db.xref.endterm.attribute">
5773       <ref name="db.endterm.attribute"/>
5774     </define>
5775     <define name="db.xref.attlist">
5776       <interleave>
5777         <optional>
5778           <ref name="db.xref.role.attribute"/>
5779         </optional>
5780         <ref name="db.common.attributes"/>
5781         <ref name="db.common.req.linking.attributes"/>
5782         <optional>
5783           <ref name="db.xref.xrefstyle.attribute"/>
5784         </optional>
5785         <optional>
5786           <ref name="db.xref.endterm.attribute"/>
5787         </optional>
5788       </interleave>
5789     </define>
5790     <define name="db.xref">
5791       <element name="xref">
5792         <a:documentation>A cross reference to another part of the document</a:documentation>
5793         <ref name="db.xref.attlist"/>
5794         <empty/>
5795       </element>
5796     </define>
5797   </div>
5798   <div>
5799     <define name="db.link.role.attribute">
5800       <attribute name="role"/>
5801     </define>
5802     <define name="db.link.xrefstyle.attribute">
5803       <ref name="db.xrefstyle.attribute"/>
5804     </define>
5805     <define name="db.link.endterm.attribute">
5806       <ref name="db.endterm.attribute"/>
5807     </define>
5808     <define name="db.link.attlist">
5809       <interleave>
5810         <optional>
5811           <ref name="db.link.role.attribute"/>
5812         </optional>
5813         <ref name="db.common.attributes"/>
5814         <ref name="db.common.req.linking.attributes"/>
5815         <optional>
5816           <ref name="db.link.xrefstyle.attribute"/>
5817         </optional>
5818         <optional>
5819           <ref name="db.link.endterm.attribute"/>
5820         </optional>
5821       </interleave>
5822     </define>
5823     <define name="db.link">
5824       <element name="link">
5825         <a:documentation>A hypertext link</a:documentation>
5826         <ref name="db.link.attlist"/>
5827         <zeroOrMore>
5828           <ref name="db.all.inlines"/>
5829         </zeroOrMore>
5830       </element>
5831     </define>
5832   </div>
5833   <div>
5834     <define name="db.olink.role.attribute">
5835       <attribute name="role"/>
5836     </define>
5837     <define name="db.olink.xrefstyle.attribute">
5838       <ref name="db.xrefstyle.attribute"/>
5839     </define>
5840     <define name="db.olink.localinfo.attribute">
5841       <attribute name="localinfo">
5842         <a:documentation>Holds additional information that may be used by the applicatoin when resolving the link</a:documentation>
5843       </attribute>
5844     </define>
5845     <define name="db.olink.targetdoc.attribute">
5846       <attribute name="targetdoc">
5847         <a:documentation>Specifies the URI of the document in which the link target appears</a:documentation>
5848         <data type="anyURI"/>
5849       </attribute>
5850     </define>
5851     <define name="db.olink.targetptr.attribute">
5852       <attribute name="targetptr">
5853         <a:documentation>Specifies the location of the link target in the document</a:documentation>
5854       </attribute>
5855     </define>
5856     <define name="db.olink.type.attribute">
5857       <attribute name="type">
5858         <a:documentation>Identifies application-specific customization of the link behavior</a:documentation>
5859       </attribute>
5860     </define>
5861     <define name="db.olink.attlist">
5862       <interleave>
5863         <ref name="db.common.attributes"/>
5864         <optional>
5865           <ref name="db.olink.targetdoc.attribute"/>
5866         </optional>
5867         <optional>
5868           <ref name="db.olink.role.attribute"/>
5869         </optional>
5870         <optional>
5871           <ref name="db.olink.xrefstyle.attribute"/>
5872         </optional>
5873         <optional>
5874           <ref name="db.olink.localinfo.attribute"/>
5875         </optional>
5876         <optional>
5877           <ref name="db.olink.targetptr.attribute"/>
5878         </optional>
5879         <optional>
5880           <ref name="db.olink.type.attribute"/>
5881         </optional>
5882       </interleave>
5883     </define>
5884     <define name="db.olink">
5885       <element name="olink">
5886         <a:documentation>A link that addresses its target indirectly</a:documentation>
5887         <ref name="db.olink.attlist"/>
5888         <zeroOrMore>
5889           <ref name="db.all.inlines"/>
5890         </zeroOrMore>
5891       </element>
5892     </define>
5893   </div>
5894   <div>
5895     <define name="db.anchor.role.attribute">
5896       <attribute name="role"/>
5897     </define>
5898     <define name="db.anchor.attlist">
5899       <interleave>
5900         <optional>
5901           <ref name="db.anchor.role.attribute"/>
5902         </optional>
5903         <ref name="db.common.idreq.attributes"/>
5904       </interleave>
5905     </define>
5906     <define name="db.anchor">
5907       <element name="anchor">
5908         <a:documentation>A spot in the document</a:documentation>
5909         <ref name="db.anchor.attlist"/>
5910         <empty/>
5911       </element>
5912     </define>
5913   </div>
5914   <div>
5915     <define name="db.alt.role.attribute">
5916       <attribute name="role"/>
5917     </define>
5918     <define name="db.alt.attlist">
5919       <interleave>
5920         <optional>
5921           <ref name="db.alt.role.attribute"/>
5922         </optional>
5923         <ref name="db.common.attributes"/>
5924       </interleave>
5925     </define>
5926     <define name="db.alt">
5927       <element name="alt">
5928         <a:documentation>A text-only annotation, often used for accessibility</a:documentation>
5929         <ref name="db.alt.attlist"/>
5930         <zeroOrMore>
5931           <choice>
5932             <text/>
5933             <ref name="db.inlinemediaobject"/>
5934           </choice>
5935         </zeroOrMore>
5936       </element>
5937     </define>
5938   </div>
5939   <define name="db.status.attribute">
5940     <attribute name="status">
5941       <a:documentation>Identifies the editorial or publication status of the element on which it occurs</a:documentation>
5942     </attribute>
5943   </define>
5944   <define name="db.toplevel.sections">
5945     <choice>
5946       <choice>
5947         <group>
5948           <oneOrMore>
5949             <ref name="db.section"/>
5950           </oneOrMore>
5951           <zeroOrMore>
5952             <ref name="db.simplesect"/>
5953           </zeroOrMore>
5954         </group>
5955         <oneOrMore>
5956           <ref name="db.simplesect"/>
5957         </oneOrMore>
5958       </choice>
5959       <group>
5960         <oneOrMore>
5961           <ref name="db.sect1"/>
5962         </oneOrMore>
5963         <zeroOrMore>
5964           <ref name="db.simplesect"/>
5965         </zeroOrMore>
5966       </group>
5967       <oneOrMore>
5968         <ref name="db.refentry"/>
5969       </oneOrMore>
5970     </choice>
5971   </define>
5972   <define name="db.toplevel.blocks.or.sections">
5973     <choice>
5974       <group>
5975         <oneOrMore>
5976           <ref name="db.all.blocks"/>
5977         </oneOrMore>
5978         <optional>
5979           <ref name="db.toplevel.sections"/>
5980         </optional>
5981       </group>
5982       <ref name="db.toplevel.sections"/>
5983     </choice>
5984   </define>
5985   <define name="db.recursive.sections">
5986     <choice>
5987       <choice>
5988         <group>
5989           <oneOrMore>
5990             <ref name="db.section"/>
5991           </oneOrMore>
5992           <zeroOrMore>
5993             <ref name="db.simplesect"/>
5994           </zeroOrMore>
5995         </group>
5996         <oneOrMore>
5997           <ref name="db.simplesect"/>
5998         </oneOrMore>
5999       </choice>
6000       <oneOrMore>
6001         <ref name="db.refentry"/>
6002       </oneOrMore>
6003     </choice>
6004   </define>
6005   <define name="db.recursive.blocks.or.sections">
6006     <choice>
6007       <group>
6008         <oneOrMore>
6009           <ref name="db.all.blocks"/>
6010         </oneOrMore>
6011         <optional>
6012           <ref name="db.recursive.sections"/>
6013         </optional>
6014       </group>
6015       <ref name="db.recursive.sections"/>
6016     </choice>
6017   </define>
6018   <define name="db.divisions">
6019     <choice>
6020       <ref name="db.part"/>
6021       <ref name="db.reference"/>
6022     </choice>
6023   </define>
6024   <define name="db.components">
6025     <choice>
6026       <ref name="db.dedication"/>
6027       <ref name="db.acknowledgements"/>
6028       <ref name="db.preface"/>
6029       <ref name="db.chapter"/>
6030       <ref name="db.appendix"/>
6031       <ref name="db.article"/>
6032       <ref name="db.colophon"/>
6033     </choice>
6034   </define>
6035   <define name="db.navigation.components">
6036     <choice>
6037       <notAllowed/>
6038       <ref name="db.glossary"/>
6039       <ref name="db.bibliography"/>
6040       <ref name="db.index"/>
6041       <ref name="db.toc"/>
6042     </choice>
6043   </define>
6044   <define name="db.component.contentmodel">
6045     <zeroOrMore>
6046       <ref name="db.navigation.components"/>
6047     </zeroOrMore>
6048     <ref name="db.toplevel.blocks.or.sections"/>
6049     <zeroOrMore>
6050       <ref name="db.navigation.components"/>
6051     </zeroOrMore>
6052   </define>
6053   <define name="db.setindex.components">
6054     <choice>
6055       <notAllowed/>
6056       <ref name="db.setindex"/>
6057     </choice>
6058   </define>
6059   <define name="db.toc.components">
6060     <choice>
6061       <notAllowed/>
6062       <ref name="db.toc"/>
6063     </choice>
6064   </define>
6065   <define name="db.set.components">
6066     <choice>
6067       <ref name="db.set"/>
6068       <ref name="db.book"/>
6069     </choice>
6070   </define>
6071   <div>
6072     <define name="db.set.status.attribute">
6073       <ref name="db.status.attribute"/>
6074     </define>
6075     <define name="db.set.role.attribute">
6076       <attribute name="role"/>
6077     </define>
6078     <define name="db.set.attlist">
6079       <interleave>
6080         <optional>
6081           <ref name="db.set.role.attribute"/>
6082         </optional>
6083         <ref name="db.common.attributes"/>
6084         <ref name="db.common.linking.attributes"/>
6085         <optional>
6086           <ref name="db.label.attribute"/>
6087         </optional>
6088         <optional>
6089           <ref name="db.set.status.attribute"/>
6090         </optional>
6091       </interleave>
6092     </define>
6093     <define name="db.set.info">
6094       <ref name="db._info.title.req"/>
6095     </define>
6096     <define name="db.set">
6097       <element name="set">
6098         <a:documentation>A collection of books</a:documentation>
6099         <s:pattern name="Root must have version">
6100           <s:rule context="/db:set">
6101             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6102           </s:rule>
6103         </s:pattern>
6104         <ref name="db.set.attlist"/>
6105         <ref name="db.set.info"/>
6106         <optional>
6107           <ref name="db.toc.components"/>
6108         </optional>
6109         <oneOrMore>
6110           <ref name="db.set.components"/>
6111         </oneOrMore>
6112         <optional>
6113           <ref name="db.setindex.components"/>
6114         </optional>
6115       </element>
6116     </define>
6117   </div>
6118   <div>
6119     <define name="db.book.status.attribute">
6120       <ref name="db.status.attribute"/>
6121     </define>
6122     <define name="db.book.role.attribute">
6123       <attribute name="role"/>
6124     </define>
6125     <define name="db.book.attlist">
6126       <interleave>
6127         <optional>
6128           <ref name="db.book.role.attribute"/>
6129         </optional>
6130         <ref name="db.common.attributes"/>
6131         <ref name="db.common.linking.attributes"/>
6132         <optional>
6133           <ref name="db.label.attribute"/>
6134         </optional>
6135         <optional>
6136           <ref name="db.book.status.attribute"/>
6137         </optional>
6138       </interleave>
6139     </define>
6140     <define name="db.book.info">
6141       <ref name="db._info"/>
6142     </define>
6143     <define name="db.book">
6144       <element name="book">
6145         <a:documentation>A book</a:documentation>
6146         <s:pattern name="Root must have version">
6147           <s:rule context="/db:book">
6148             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6149           </s:rule>
6150         </s:pattern>
6151         <ref name="db.book.attlist"/>
6152         <ref name="db.book.info"/>
6153         <zeroOrMore>
6154           <choice>
6155             <ref name="db.navigation.components"/>
6156             <ref name="db.components"/>
6157             <ref name="db.divisions"/>
6158           </choice>
6159         </zeroOrMore>
6160       </element>
6161     </define>
6162   </div>
6163   <div>
6164     <define name="db.dedication.status.attribute">
6165       <ref name="db.status.attribute"/>
6166     </define>
6167     <define name="db.dedication.role.attribute">
6168       <attribute name="role"/>
6169     </define>
6170     <define name="db.dedication.attlist">
6171       <interleave>
6172         <optional>
6173           <ref name="db.dedication.role.attribute"/>
6174         </optional>
6175         <ref name="db.common.attributes"/>
6176         <ref name="db.common.linking.attributes"/>
6177         <optional>
6178           <ref name="db.label.attribute"/>
6179         </optional>
6180         <optional>
6181           <ref name="db.dedication.status.attribute"/>
6182         </optional>
6183       </interleave>
6184     </define>
6185     <define name="db.dedication.info">
6186       <ref name="db._info"/>
6187     </define>
6188     <define name="db.dedication">
6189       <element name="dedication">
6190         <a:documentation>The dedication of a book or other component</a:documentation>
6191         <s:pattern name="Root must have version">
6192           <s:rule context="/db:dedication">
6193             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6194           </s:rule>
6195         </s:pattern>
6196         <ref name="db.dedication.attlist"/>
6197         <ref name="db.dedication.info"/>
6198         <oneOrMore>
6199           <ref name="db.all.blocks"/>
6200         </oneOrMore>
6201       </element>
6202     </define>
6203   </div>
6204   <div>
6205     <define name="db.acknowledgements.status.attribute">
6206       <ref name="db.status.attribute"/>
6207     </define>
6208     <define name="db.acknowledgements.role.attribute">
6209       <attribute name="role"/>
6210     </define>
6211     <define name="db.acknowledgements.attlist">
6212       <interleave>
6213         <optional>
6214           <ref name="db.acknowledgements.role.attribute"/>
6215         </optional>
6216         <ref name="db.common.attributes"/>
6217         <ref name="db.common.linking.attributes"/>
6218         <optional>
6219           <ref name="db.label.attribute"/>
6220         </optional>
6221         <optional>
6222           <ref name="db.acknowledgements.status.attribute"/>
6223         </optional>
6224       </interleave>
6225     </define>
6226     <define name="db.acknowledgements.info">
6227       <ref name="db._info"/>
6228     </define>
6229     <define name="db.acknowledgements">
6230       <element name="acknowledgements">
6231         <a:documentation>Acknowledgements of a book or other component</a:documentation>
6232         <s:pattern name="Root must have version">
6233           <s:rule context="/db:acknowledgements">
6234             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6235           </s:rule>
6236         </s:pattern>
6237         <ref name="db.acknowledgements.attlist"/>
6238         <ref name="db.acknowledgements.info"/>
6239         <oneOrMore>
6240           <ref name="db.all.blocks"/>
6241         </oneOrMore>
6242       </element>
6243     </define>
6244   </div>
6245   <div>
6246     <define name="db.colophon.status.attribute">
6247       <ref name="db.status.attribute"/>
6248     </define>
6249     <define name="db.colophon.role.attribute">
6250       <attribute name="role"/>
6251     </define>
6252     <define name="db.colophon.attlist">
6253       <interleave>
6254         <optional>
6255           <ref name="db.colophon.role.attribute"/>
6256         </optional>
6257         <ref name="db.common.attributes"/>
6258         <ref name="db.common.linking.attributes"/>
6259         <optional>
6260           <ref name="db.label.attribute"/>
6261         </optional>
6262         <optional>
6263           <ref name="db.colophon.status.attribute"/>
6264         </optional>
6265       </interleave>
6266     </define>
6267     <define name="db.colophon.info">
6268       <ref name="db._info"/>
6269     </define>
6270     <define name="db.colophon">
6271       <element name="colophon">
6272         <a:documentation>Text at the back of a book describing facts about its production</a:documentation>
6273         <s:pattern name="Root must have version">
6274           <s:rule context="/db:colophon">
6275             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6276           </s:rule>
6277         </s:pattern>
6278         <ref name="db.colophon.attlist"/>
6279         <ref name="db.colophon.info"/>
6280         <oneOrMore>
6281           <ref name="db.all.blocks"/>
6282         </oneOrMore>
6283       </element>
6284     </define>
6285   </div>
6286   <div>
6287     <define name="db.appendix.status.attribute">
6288       <ref name="db.status.attribute"/>
6289     </define>
6290     <define name="db.appendix.role.attribute">
6291       <attribute name="role"/>
6292     </define>
6293     <define name="db.appendix.attlist">
6294       <interleave>
6295         <optional>
6296           <ref name="db.appendix.role.attribute"/>
6297         </optional>
6298         <ref name="db.common.attributes"/>
6299         <ref name="db.common.linking.attributes"/>
6300         <optional>
6301           <ref name="db.label.attribute"/>
6302         </optional>
6303         <optional>
6304           <ref name="db.appendix.status.attribute"/>
6305         </optional>
6306       </interleave>
6307     </define>
6308     <define name="db.appendix.info">
6309       <ref name="db._info.title.req"/>
6310     </define>
6311     <define name="db.appendix">
6312       <element name="appendix">
6313         <a:documentation>An appendix in a Book or Article</a:documentation>
6314         <s:pattern name="Root must have version">
6315           <s:rule context="/db:appendix">
6316             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6317           </s:rule>
6318         </s:pattern>
6319         <ref name="db.appendix.attlist"/>
6320         <ref name="db.appendix.info"/>
6321         <ref name="db.component.contentmodel"/>
6322       </element>
6323     </define>
6324   </div>
6325   <div>
6326     <define name="db.chapter.status.attribute">
6327       <ref name="db.status.attribute"/>
6328     </define>
6329     <define name="db.chapter.role.attribute">
6330       <attribute name="role"/>
6331     </define>
6332     <define name="db.chapter.attlist">
6333       <interleave>
6334         <optional>
6335           <ref name="db.chapter.role.attribute"/>
6336         </optional>
6337         <ref name="db.common.attributes"/>
6338         <ref name="db.common.linking.attributes"/>
6339         <optional>
6340           <ref name="db.label.attribute"/>
6341         </optional>
6342         <optional>
6343           <ref name="db.chapter.status.attribute"/>
6344         </optional>
6345       </interleave>
6346     </define>
6347     <define name="db.chapter.info">
6348       <ref name="db._info.title.req"/>
6349     </define>
6350     <define name="db.chapter">
6351       <element name="chapter">
6352         <a:documentation>A chapter, as of a book</a:documentation>
6353         <s:pattern name="Root must have version">
6354           <s:rule context="/db:chapter">
6355             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6356           </s:rule>
6357         </s:pattern>
6358         <ref name="db.chapter.attlist"/>
6359         <ref name="db.chapter.info"/>
6360         <ref name="db.component.contentmodel"/>
6361       </element>
6362     </define>
6363   </div>
6364   <define name="db.part.components">
6365     <choice>
6366       <choice>
6367         <ref name="db.navigation.components"/>
6368         <ref name="db.components"/>
6369       </choice>
6370       <choice>
6371         <ref name="db.refentry"/>
6372         <ref name="db.reference"/>
6373       </choice>
6374     </choice>
6375   </define>
6376   <div>
6377     <define name="db.part.status.attribute">
6378       <ref name="db.status.attribute"/>
6379     </define>
6380     <define name="db.part.role.attribute">
6381       <attribute name="role"/>
6382     </define>
6383     <define name="db.part.attlist">
6384       <interleave>
6385         <optional>
6386           <ref name="db.part.role.attribute"/>
6387         </optional>
6388         <ref name="db.common.attributes"/>
6389         <ref name="db.common.linking.attributes"/>
6390         <optional>
6391           <ref name="db.label.attribute"/>
6392         </optional>
6393         <optional>
6394           <ref name="db.part.status.attribute"/>
6395         </optional>
6396       </interleave>
6397     </define>
6398     <define name="db.part.info">
6399       <ref name="db._info.title.req"/>
6400     </define>
6401     <define name="db.part">
6402       <element name="part">
6403         <a:documentation>A division in a book</a:documentation>
6404         <s:pattern name="Root must have version">
6405           <s:rule context="/db:part">
6406             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6407           </s:rule>
6408         </s:pattern>
6409         <ref name="db.part.attlist"/>
6410         <ref name="db.part.info"/>
6411         <optional>
6412           <ref name="db.partintro"/>
6413         </optional>
6414         <oneOrMore>
6415           <ref name="db.part.components"/>
6416         </oneOrMore>
6417       </element>
6418     </define>
6419   </div>
6420   <div>
6421     <define name="db.preface.status.attribute">
6422       <ref name="db.status.attribute"/>
6423     </define>
6424     <define name="db.preface.role.attribute">
6425       <attribute name="role"/>
6426     </define>
6427     <define name="db.preface.attlist">
6428       <interleave>
6429         <optional>
6430           <ref name="db.preface.role.attribute"/>
6431         </optional>
6432         <ref name="db.common.attributes"/>
6433         <ref name="db.common.linking.attributes"/>
6434         <optional>
6435           <ref name="db.label.attribute"/>
6436         </optional>
6437         <optional>
6438           <ref name="db.preface.status.attribute"/>
6439         </optional>
6440       </interleave>
6441     </define>
6442     <define name="db.preface.info">
6443       <ref name="db._info.title.req"/>
6444     </define>
6445     <define name="db.preface">
6446       <element name="preface">
6447         <a:documentation>Introductory matter preceding the first chapter of a book</a:documentation>
6448         <s:pattern name="Root must have version">
6449           <s:rule context="/db:preface">
6450             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6451           </s:rule>
6452         </s:pattern>
6453         <ref name="db.preface.attlist"/>
6454         <ref name="db.preface.info"/>
6455         <ref name="db.component.contentmodel"/>
6456       </element>
6457     </define>
6458   </div>
6459   <div>
6460     <define name="db.partintro.status.attribute">
6461       <ref name="db.status.attribute"/>
6462     </define>
6463     <define name="db.partintro.role.attribute">
6464       <attribute name="role"/>
6465     </define>
6466     <define name="db.partintro.attlist">
6467       <interleave>
6468         <optional>
6469           <ref name="db.partintro.role.attribute"/>
6470         </optional>
6471         <ref name="db.common.attributes"/>
6472         <ref name="db.common.linking.attributes"/>
6473         <optional>
6474           <ref name="db.label.attribute"/>
6475         </optional>
6476         <optional>
6477           <ref name="db.partintro.status.attribute"/>
6478         </optional>
6479       </interleave>
6480     </define>
6481     <define name="db.partintro.info">
6482       <ref name="db._info"/>
6483     </define>
6484     <define name="db.partintro">
6485       <element name="partintro">
6486         <a:documentation>An introduction to the contents of a part</a:documentation>
6487         <ref name="db.partintro.attlist"/>
6488         <ref name="db.partintro.info"/>
6489         <ref name="db.toplevel.blocks.or.sections"/>
6490       </element>
6491     </define>
6492   </div>
6493   <div>
6494     <define name="db.section.status.attribute">
6495       <ref name="db.status.attribute"/>
6496     </define>
6497     <define name="db.section.role.attribute">
6498       <attribute name="role"/>
6499     </define>
6500     <define name="db.section.attlist">
6501       <interleave>
6502         <optional>
6503           <ref name="db.section.role.attribute"/>
6504         </optional>
6505         <ref name="db.common.attributes"/>
6506         <ref name="db.common.linking.attributes"/>
6507         <optional>
6508           <ref name="db.label.attribute"/>
6509         </optional>
6510         <optional>
6511           <ref name="db.section.status.attribute"/>
6512         </optional>
6513       </interleave>
6514     </define>
6515     <define name="db.section.info">
6516       <ref name="db._info.title.req"/>
6517     </define>
6518     <define name="db.section">
6519       <element name="section">
6520         <a:documentation>A recursive section</a:documentation>
6521         <s:pattern name="Root must have version">
6522           <s:rule context="/db:section">
6523             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6524           </s:rule>
6525         </s:pattern>
6526         <ref name="db.section.attlist"/>
6527         <ref name="db.section.info"/>
6528         <ref name="db.recursive.blocks.or.sections"/>
6529         <zeroOrMore>
6530           <ref name="db.navigation.components"/>
6531         </zeroOrMore>
6532       </element>
6533     </define>
6534   </div>
6535   <div>
6536     <define name="db.simplesect.status.attribute">
6537       <ref name="db.status.attribute"/>
6538     </define>
6539     <define name="db.simplesect.role.attribute">
6540       <attribute name="role"/>
6541     </define>
6542     <define name="db.simplesect.attlist">
6543       <interleave>
6544         <optional>
6545           <ref name="db.simplesect.role.attribute"/>
6546         </optional>
6547         <ref name="db.common.attributes"/>
6548         <ref name="db.common.linking.attributes"/>
6549         <optional>
6550           <ref name="db.label.attribute"/>
6551         </optional>
6552         <optional>
6553           <ref name="db.simplesect.status.attribute"/>
6554         </optional>
6555       </interleave>
6556     </define>
6557     <define name="db.simplesect.info">
6558       <ref name="db._info.title.req"/>
6559     </define>
6560     <define name="db.simplesect">
6561       <element name="simplesect">
6562         <a:documentation>A section of a document with no subdivisions</a:documentation>
6563         <ref name="db.simplesect.attlist"/>
6564         <ref name="db.simplesect.info"/>
6565         <oneOrMore>
6566           <ref name="db.all.blocks"/>
6567         </oneOrMore>
6568       </element>
6569     </define>
6570   </div>
6571   <define name="db.article.components">
6572     <ref name="db.toplevel.sections"/>
6573   </define>
6574   <div>
6575     <define name="db.article.status.attribute">
6576       <ref name="db.status.attribute"/>
6577     </define>
6578     <define name="db.article.class.enumeration">
6579       <choice>
6580         <value>faq</value>
6581         <a:documentation>A collection of frequently asked questions.</a:documentation>
6582         <value>journalarticle</value>
6583         <a:documentation>An article in a journal or other periodical.</a:documentation>
6584         <value>productsheet</value>
6585         <a:documentation>A description of a product.</a:documentation>
6586         <value>specification</value>
6587         <a:documentation>A specification.</a:documentation>
6588         <value>techreport</value>
6589         <a:documentation>A technical report.</a:documentation>
6590         <value>whitepaper</value>
6591         <a:documentation>A white paper.</a:documentation>
6592       </choice>
6593     </define>
6594     <define name="db.article.class.attribute">
6595       <attribute name="class">
6596         <a:documentation>Identifies the nature of the article</a:documentation>
6597         <ref name="db.article.class.enumeration"/>
6598       </attribute>
6599     </define>
6600     <define name="db.article.role.attribute">
6601       <attribute name="role"/>
6602     </define>
6603     <define name="db.article.attlist">
6604       <interleave>
6605         <optional>
6606           <ref name="db.article.role.attribute"/>
6607         </optional>
6608         <ref name="db.common.attributes"/>
6609         <ref name="db.common.linking.attributes"/>
6610         <optional>
6611           <ref name="db.label.attribute"/>
6612         </optional>
6613         <optional>
6614           <ref name="db.article.status.attribute"/>
6615         </optional>
6616         <optional>
6617           <ref name="db.article.class.attribute"/>
6618         </optional>
6619       </interleave>
6620     </define>
6621     <define name="db.article.info">
6622       <ref name="db._info.title.req"/>
6623     </define>
6624     <define name="db.article">
6625       <element name="article">
6626         <a:documentation>An article</a:documentation>
6627         <s:pattern name="Root must have version">
6628           <s:rule context="/db:article">
6629             <s:assert test="@version">The root element must have a version attribute.</s:assert>
6630           </s:rule>
6631         </s:pattern>
6632         <ref name="db.article.attlist"/>
6633         <ref name="db.article.info"/>
6634         <zeroOrMore>
6635           <choice>
6636             <ref name="db.navigation.components"/>
6637             <ref name="db.appendix"/>
6638             <ref name="db.acknowledgements"/>
6639             <ref name="db.colophon"/>
6640           </choice>
6641         </zeroOrMore>
6642         <choice>
6643           <group>
6644             <oneOrMore>
6645               <ref name="db.all.blocks"/>
6646             </oneOrMore>
6647             <optional>
6648               <ref name="db.article.components"/>
6649             </optional>
6650           </group>
6651           <ref name="db.article.components"/>
6652         </choice>
6653         <zeroOrMore>
6654           <choice>
6655             <ref name="db.navigation.components"/>
6656             <ref name="db.appendix"/>
6657             <ref name="db.acknowledgements"/>
6658             <ref name="db.colophon"/>
6659           </choice>
6660         </zeroOrMore>
6661       </element>
6662     </define>
6663   </div>
6664   <define name="db.annotations.attribute">
6665     <attribute name="annotations">
6666       <a:documentation>Identifies one or more annotations that apply to this element</a:documentation>
6667     </attribute>
6668   </define>
6669   <div>
6670     <define name="db.annotation.role.attribute">
6671       <attribute name="role"/>
6672     </define>
6673     <define name="db.annotation.annotates.attribute">
6674       <attribute name="annotates">
6675         <a:documentation>Identifies one ore more elements to which this annotation applies</a:documentation>
6676       </attribute>
6677     </define>
6678     <define name="db.annotation.attlist">
6679       <interleave>
6680         <optional>
6681           <ref name="db.annotation.role.attribute"/>
6682         </optional>
6683         <optional>
6684           <ref name="db.annotation.annotates.attribute"/>
6685         </optional>
6686         <ref name="db.common.attributes"/>
6687       </interleave>
6688     </define>
6689     <define name="db.annotation.info">
6690       <ref name="db._info.title.only"/>
6691     </define>
6692     <define name="db.annotation">
6693       <element name="annotation">
6694         <a:documentation>An annotation</a:documentation>
6695         <s:pattern name="Element exclusion">
6696           <s:rule context="db:annotation">
6697             <s:assert test="not(.//db:annotation)">annotation must not occur in the descendants of annotation</s:assert>
6698           </s:rule>
6699         </s:pattern>
6700         <ref name="db.annotation.attlist"/>
6701         <ref name="db.annotation.info"/>
6702         <oneOrMore>
6703           <ref name="db.all.blocks"/>
6704         </oneOrMore>
6705       </element>
6706     </define>
6707   </div>
6708   <define name="db.xlink.from.attribute">
6709     <optional>
6710       <attribute name="xlink:from">
6711         <a:documentation>Specifies the XLink traversal-from</a:documentation>
6712         <data type="NMTOKEN"/>
6713       </attribute>
6714     </optional>
6715   </define>
6716   <define name="db.xlink.label.attribute">
6717     <optional>
6718       <attribute name="xlink:label">
6719         <a:documentation>Specifies the XLink label</a:documentation>
6720         <data type="NMTOKEN"/><