" optional="true">
        <ref>int</ref>
        <p>
          The length of the target code to which the user can navigate.
        </p>
      </field>
    </object>
  </type>
  <type name="Occurrences">
    <p>
      A description of the references to a single element within a single file.
    </p>
    <object>
      <field name="element">
        <ref>Element</ref>
        <p>
          The element that was referenced.
        </p>
      </field>
      <field name="offsets">
        <list>
          <re