<?xml version="1.0"?>
<pml_schema version="1.1" xmlns="http://ufal.mff.cuni.cz/pdt/pml/schema/">
  <description>
    Example of very compact constituency tree annotation
  </description>
  <root name="annotation">
    <sequence role="#TREES">
      <element name="S" type="nonterminal.type"/>
    </sequence>
  </root>
  <type name="nonterminal.type">
    <container role="#NODE">
      <attribute name="form"><cdata format="any"/></attribute>
      <sequence role="#CHILDNODES">
	<element name="VP" role="#NODE" type="nonterminal.type"/>
	<element name="NP" role="#NODE" type="nonterminal.type"/>
	<element name="PP" role="#NODE" type="nonterminal.type"/>
	<element name="ADVP" role="#NODE" type="nonterminal.type"/>
	<!-- etc. -->
      </sequence>
    </container>
  </type>
</pml_schema>