P5: Guidelines for Electronic Text Encoding and Interchange

<rng:element name="handDesc">
<rng:ref name="att.global.attributes"/>
<rng:optional>
 <rng:attribute name="hands">
  <rng:ref name="data.count"/>
 </rng:attribute>
</rng:optional>
<rng:choice>
 <rng:oneOrMore>
  <rng:ref name="model.pLike"/>
 </rng:oneOrMore>
 <rng:oneOrMore>
  <rng:ref name="handNote"/>
 </rng:oneOrMore>
</rng:choice>
</rng:element>

element handDesc
{
   att.global.attributes,
   attribute hands { data.count }?,
   ( model.pLike+ | handNote+ )
}