xmlns="urn:ietf:params:xml:ns:yang:yin:1"

        xmlns:error-substatement4-include_mod="urn:error-substatement4-include">

  <yang-version value="1.1"/>

  <namespace uri="urn:error-substatement4-include"/>

  <prefix value="error-substatement4-include_mod"/>

  <include module="all-imp">

    <description>

      <test>this is an error example.</test>

    </description>

  </include>

</module>