xml/relaxng/testData/highlighting/rng/bad-ref-3.rng

<grammar xmlns="http://relaxng.org/ns/structure/1.0" ns="urn:test:simple.rng">

  <start>
    <ref name="<error>inner</error>" />
  </start>

  <define name="target1">
    <grammar>
      <define name="inner" />
    </grammar>
  </define>
</grammar>