<macroSpec ident="data.INTERVAL.HARMONIC" module="MEI" type="dt">
<desc>A token indicating diatonic interval quality and size.</desc>
<content>
<rng:choice>
<rng:data type="token">
<rng:param name="pattern">[AdMmP][0-9]+</rng:param>
</rng:data>
</rng:choice>
</content>
</macroSpec>