<?xml version="1.0"?>
<!DOCTYPE root [
  <!ELEMENT root ANY>
  <!--* test all possible Mixed content type decl *-->
  <!ELEMENT a (#PCDATA)* >
  <!ELEMENT b (#PCDATA) >
  <!ELEMENT c ( #PCDATA)*>
  <!ELEMENT d (#PCDATA|c)*>
  <!ELEMENT e (#PCDATA|c| b|a)* >
  <!ELEMENT f (#PCDATA| c)* >
  <!ELEMENT g ( #PCDATA) >
  <!ELEMENT h (#PCDATA )>
  <!ELEMENT i ( #PCDATA ) >
]>
<root>
  <a> Element type a </a>
  <b> Element type b </b>
  <c> Element type c </c>
  <d> Element type d <c></c> </d>
  <e> Element type e <a></a> <b></b> <c></c> </e>
</root>
<!--* a valid test: tests P51 *-->