data/pom/10.xml
<?xml version="1.0" ?>
<math type="pom-exported">
<expression prime-tag="sequence">
<term prime-tag="letter" secondary-tags="Latin">z</term>
<term prime-tag="star">*</term>
<term prime-tag="letter" secondary-tags="Latin">x</term>
<term prime-tag="relation">\le</term>
<term prime-tag="letter" secondary-tags="Latin">y</term>
</expression>
</math>