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<TITLE>RE: SFString/MFString Proposal [was: Agenda for X3D WG Open Meeting ...]</TITLE>
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<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Hi,</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Leonard put forward a proposal regarding SFString / MFString, during which he cited an example which I reproduce below:</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString name='SimpleName' value='Single value' /></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString name='SimpleName' value="Single value" /></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString name='SimpleName'></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value>Single value</value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <name>SimpleName</name></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value>Single value</value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <name>SimpleName</name></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"><![CDATA[</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Single value]]></value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"><![CDAT</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">A</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">[First element</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">]]></value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <name>SimpleName</name></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"><![CDATA[Second element</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">]]></value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <name><![CDATA["C'mplx \Element]]></name></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value>Easy String</value</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"><![CDAT</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">A</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">[A string with "'s ''s &'s and <> in it.]]></value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"><BR>
<FONT FACE="Calibri">I'd like to look more closely at each of</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">this</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> to gain further insights, before introducing an example of my own.</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> But before we start, let's remind ourselves that in the MetadataString node, the "</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">name" field is of type SFString, and the "value" field is of type MFString.</FONT></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri">Version</FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri"> 1:</FONT></U></B></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString name='SimpleName' value='Single value' /></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">This is not valid X3D in accordance with the current standard ISO/IEC 19776-1:2015</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">for two reasons:</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> <FONT FACE="Calibri">a) The value for the "name" field does not conform because it has single quotes.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> <FONT FACE="Calibri">b) The value for the "value" field does no</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">t conform because it has only one set of single quotes.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri">Version</FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri"> 2:</FONT></U></B></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString name='SimpleName' value="Single value" /></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">This is not valid X3D in accordance with the current standard ISO/IEC 19776-1:2015</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">for two reasons:</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> <FONT FACE="Calibri">a) The value for the "name" field does not conform because it has single quotes.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> <FONT FACE="Calibri">b) The value for the "value" field does no</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">t conform because it has only one set of</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">double</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> quotes.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">The divergence</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">for both of these versions</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> is simply in the quotation marks. If we assume that V4.0</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">is more liberal in accepting th</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">ese</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> variation, then</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">there is no significant impact on tools an</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">d encoding transformations. We can also ask w</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">hat would the DOM look like if this was part of an embedded X3D scene in an HTML syntax web page</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">.</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> There would be a single MetadataString element with attributes of “name” a</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">nd “value”.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri">Version</FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri"></FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U> <FONT FACE="Calibri">3</FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri">:</FONT></U></B></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <MetadataString name='SimpleName'></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <value>Single value</value></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </MetadataString></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Now we have a major divergence from the existing standard. The “value” field h</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">as been encoded as child content, and not an attribute.</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">An HTML/XML parser would expect that both “MetadataString</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">”</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> and</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">“value” are to be loaded as DOM elements. The “MetadataString” element has the</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">attribute “name”. The “value” element i</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">s a child element of “MetadataString”. While, of course, a parser could be written to correctly interpret the intent, this does complicate it.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Now let’s consider a</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> validation tool such as the XML schema. Here is a</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">n extract from V3.3 for the MetadataString node, with <</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">xs:annotation> elements removed for ease of readability</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">:</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:element</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">MetadataString</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:complexType</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:complexContent</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:extension</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> base</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">X3DNode</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:attribute</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> type</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">SFString</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"/></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:attribute</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">reference</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> type</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">SFString</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"/></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:attribute</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">value</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> type</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">MFString</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"/></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:attribute</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">containerField</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> type</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">metadataContainerFieldValues</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> default</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">metadata</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">/</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:extension</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:complexContent</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:complexType</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:element</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">In this case, the content model is inherited from X3DNode, so this is also reproduced:</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:complexType</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> name</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">X3DNode</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> abstract</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">true</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:sequence</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:element</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> ref</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">IS</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> minOccurs</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">0</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"/></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:group</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> ref</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">ChildContentModelCore</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> minOccurs</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">0</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">/</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:sequence</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:attributeGroup</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> ref</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">DEF_USE</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"/></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"><</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:attributeGroup</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#FF0000" SIZE=2 FACE="Consolas"> ref</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">="</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#000000" SIZE=2 FACE="Consolas">globalAttributes</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">"/></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"> </SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"> <FONT COLOR="#0000FF" SIZE=2 FACE="Consolas"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#800000" SIZE=2 FACE="Consolas">xs:complexType</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT COLOR="#0000FF" SIZE=2 FACE="Consolas">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Consider the complexity of writing a schema that would not only validate versions 1 and 2, but also version 3. Version 3 does not have the attribute</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> “value”. You will also notice that X3DNode does not have the attribute “metadata”. In XML terms these are not attributes.</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">Instead, the loader has to read the child content and then, when the node is instantiated, add the child content to the</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> appropriate xFNode field, depending on the “containerField” value for the child node content. Clearly, this type of approach will cause significant problems</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> for X3D validation.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Further, how d</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">oes this approach relate to transformation from, say, the XML encoding to the Classic VRML encoding? How does it affect the Compressed binary encoding?</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">Clearly considerable further</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> work is needed to consider the feasibility of this alter</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">nate encoding with respect to the overall X3D product content.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri">Version</FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri"></FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U> <FONT FACE="Calibri">4 and subsequent</FONT></U></B></SPAN><SPAN LANG="en-gb"><B><U><FONT FACE="Calibri">:</FONT></U></B></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">These are variants of Version 3, so the same general comments apply.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Now, I introduce another</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> simple</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> example.</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> Consider a</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> Material node, encoded in the style of version 3.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Material</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">ambientIntensity</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">0.2</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">ambientIntensity</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">diffuseColor</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">>0.</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">8 0.8 0.8</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">diffuseColor</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">emissive</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Color>0 0 0</</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">emissive</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Color></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">shininess</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">0</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">.2</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">shininess</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">specular</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Color</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">0 0 0</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">specular</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Color</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> <</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">transparency</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">0</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"></</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">transparency</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New"> </</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">Material</FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><FONT SIZE=2 FACE="Courier New">></FONT></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"></SPAN><SPAN LANG="en-gb"><BR>
</SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">If this style of encoding is to be acceptable for xFString fields,</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">the presumable it should also be acceptable for all other field types.</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">My final thought for this posting is about CSS</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">, which as a general</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> topic has not so far received much attention.</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"></FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">What is the im</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">pact on CSS for this</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri"> style of encoding, compared to</FONT></SPAN><SPAN LANG="en-gb"> <FONT FACE="Calibri">the current style using attributes</FONT></SPAN><SPAN LANG="en-gb"><FONT FACE="Calibri">?</FONT></SPAN><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">All the best,</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-gb"><FONT FACE="Calibri">Roy</FONT></SPAN><SPAN LANG="en-gb"></SPAN></P>
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