data/pom/3.xml
<?xml version="1.0" ?>
<math type="pom-exported">
<expression prime-tag="sequence">
<term prime-tag="left parenthesis" secondary-tags="opening delimiter">(</term>
<term prime-tag="letter" secondary-tags="Latin">p</term>
<term prime-tag="minus">-</term>
<term prime-tag="digit" secondary-tags="numeric">1</term>
<term prime-tag="right parenthesis" secondary-tags="closing delimiter">)</term>
<term prime-tag="exclamation point" secondary-tags="punctuation">!</term>
<expression prime-tag="caret" secondary-tags="superscript_operation">
<term prime-tag="letter" secondary-tags="Latin">n</term>
</expression>
</expression>
</math>