P5: Guidelines for Electronic Text Encoding and Interchange

<rng:element name="figure">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.placement.attributes"/>
 <rng:zeroOrMore>
  <rng:choice>
   <rng:ref name="model.headLike"/>
   <rng:ref name="model.pLike"/>
   <rng:ref name="figDesc"/>
   <rng:ref name="model.graphicLike"/>
   <rng:ref name="model.egLike"/>
   <rng:ref name="floatingText"/>
   <rng:ref name="figure"/>
   <rng:ref name="model.global"/>
  </rng:choice>
 </rng:zeroOrMore>
</rng:element>

element figure
{
   att.global.attributes,
   att.placement.attributes,
   (
      model.headLike
    | model.pLike
    | figDesc
    | model.graphicLike
    | model.egLike
    | floatingText
    | figure
    | model.global
   )*
}