<term><!-- ((90 div (19 - (3*8)))+3) -->
  <plus>
    <div>
      <val>90</val>
      <minus>
        <val>19</val>
        <mult>
          <val>3</val>
          <val>8</val>
        </mult>
      </minus>
    </div>
    <val>3</val>
  </plus>
</term>
