<!-- This is an example that assumes 20070317 final approval date -->
<!-- (which is unrealistically fast, we now realize)              -->
<!--                                                                  -->
<!-- ================================================================ -->
<!-- This is the WebCGM XML Companion File DTD for use with           -->
<!-- WebCGM 2.0, the OASIS Standard and the W3C Recommendation.       -->
<!-- ================================================================ -->
<!--                                                                  -->
<!-- This version:                                                    -->
<!--   http://docs.oasis-open.org/webcgm/v2.0/OS/webcgm20-20070317.dtd   -->
<!-- Latest version:                                                  -->
<!--    http://docs.oasis-open.org/webcgm/v2.0/webcgm20.dtd           -->
<!-- Previous version:                                                -->
<!--    http://docs.oasis-open.org/webcgm/v2.0/OS/webcgm20.dtd        -->
<!--      (first version, published concurrently with the original    -->
<!--       20070130 publication of WebCGM 2.0 by OASIS and W3C.)      -->
<!--                                                                  -->
<!-- ================================================================ -->
<!-- Original issue: September 2004                                   -->
<!--                                                                  -->
<!-- Revision history:                                                -->
<!-- December 2004 (r1)                                               -->
<!--    Added xml version statement                                   -->
<!--    Corrected spelling of interactivity                           -->
<!--    Changed visibility/interactivity parameters from              -->
<!--    CDATA to "on" or "off"                                        -->
<!-- January 2005 (r2)                                                -->
<!--    Corrected linkrui to linkuri and subpara extensible           -->
<!--    attributes value                                              -->
<!--    Added region and viewcontext attributes to                    -->
<!--    grobject, para, subpara, bindById, and bindByName             -->
<!--    Change webcgm element attributes version and filename         -->
<!--    to #IMPLIED                                                   -->
<!-- October 2005  (r3)                                               -->
<!--    Revision corresponding to OASIS CS text                       -->
<!-- May 2006  (r4)                                                   -->
<!--    Add extension entities to linkuri element                     -->
<!-- March 17, 2007 - DTD corrections/errata applied:                 -->
<!--    Remove extraneous ">" from linkuri ATTLIST; correct           -->
<!--    linkuriEXT entity definition from "" to "EMPTY"; correct the  -->
<!--    spelling (case) of linkuriAttEXT in linkuri ATTLIST def'n.    -->
<!--                                                                  -->
<!-- ================================================================ -->
<!--                                                                  -->
<!-- ================================================================ -->
<!-- Application specific entities                                    -->
<!-- Application groups define application specific attributes here   -->
<!-- and define the stubs for application specific elements that      -->
<!-- will be defined later in the DTD                                 -->
<!--    
                                                              -->
[.....snip...the (corrected) schema code is here...cut for illustration purposes....]  
                                     
<!--                                                                  -->
<!-- Define content models for application specific elements          -->
<!--                                                                  -->