P5: TEI指引

<rng:element name="linkGrp">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.global.linking.attributes"/>
 <rng:ref name="att.global.analytic.attributes"/>
 <rng:ref name="att.global.facs.attributes"/>
 <rng:ref name="att.global.change.attributes"/>
 <rng:ref name="att.pointing.group.attributes"/>
 <rng:ref name="att.pointing.attributes"/>
 <rng:ref name="att.typed.attributes"/>
 <rng:oneOrMore>
  <rng:choice>
   <rng:ref name="link"/>
   <rng:ref name="ptr"/>
  </rng:choice>
 </rng:oneOrMore>
</rng:element>

element linkGrp
{
   att.global.attributes,
   att.global.linking.attributes,
   att.global.analytic.attributes,
   att.global.facs.attributes,
   att.global.change.attributes,
   att.pointing.group.attributes,
   att.pointing.attributes,
   att.typed.attributes,
   ( link | ptr )+
}