data/pom/250.xml
<?xml version="1.0" ?>
<math type="pom-exported">
<expression prime-tag="sequence">
<term prime-tag="latex-command">\theta</term>
<term prime-tag="equals">=</term>
<expression prime-tag="fraction">
<term prime-tag="digit" secondary-tags="numeric">1</term>
<term prime-tag="latex-command">\sigma</term>
</expression>
</expression>
</math>