P5: Linee guida per la codifica e l'interscambio del testo elettronico

<rng:element name="textDesc">
<rng:ref name="att.global.attributes"/>
<rng:ref name="att.declarable.attributes"/>
<rng:group>
 <rng:ref name="model.textDescPart_sequence"/>
 <rng:oneOrMore>
  <rng:ref name="purpose"/>
 </rng:oneOrMore>
</rng:group>
</rng:element>

element textDesc
{
   att.global.attributes,
   att.declarable.attributes,
   ( model.textDescPart_sequence, purpose+ )
}