<sch:rule context="@accid.ges">
<sch:assert role="warning" test="not(. eq ../@accid)">The value of @accid.ges should
not duplicate the value of @accid.</sch:assert>
</sch:rule>
<classSpec ident="att.accidental.gestural" module="MEI.gestural" type="atts">
<desc>Attributes for capturing momentary pitch inflection in the gestural domain.</desc>
<attList org="group">
<attDef ident="accid.ges" usage="opt">
<desc>Records the performed pitch inflection.</desc>
<constraintSpec ident="check_accid_duplication" scheme="isoschematron">
<constraint>
<sch:rule context="@accid.ges">
<sch:assert role="warning" test="not(. eq ../@accid)">The value of @accid.ges should
not duplicate the value of @accid.</sch:assert>
</sch:rule>
</constraint>
</constraintSpec>
</attDef>
</attList>
</classSpec>