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Comment: <!-- written by hand by Martin Duerst, 2006-2019 -->
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Start tag open: <books 
  Attribute name: count
  Attribute value: '3'
  Start tag close: >
  Start tag: <book>
    Start tag: <title>
      Content: Compilers
    End tag: </title>
    Comment: <!-- The classic! -->
    Start tag: <authors>
      Start tag: <author>
        Content: Alfred V. Aho
      End tag: </author>
      Start tag: <author>
        Content: Ravi Sethi
      End tag: </author>
      Start tag: <author>
        Content: Jeffrey D. Ullman
      End tag: </author>
    End tag: </authors>
  End tag: </book>
  Start tag: <book>
    Start tag: <title>
      Content: lex 
      Entity: &amp;
      Content:  yacc
    End tag: </title>
    Start tag: <authors>
      Start tag: <author>
        Content: Doug Brown
      End tag: </author>
      Start tag: <author>
        Content: John Levine
      End tag: </author>
      Start tag: <author>
        Content: tony Mason
      End tag: </author>
    End tag: </authors>
  End tag: </book>
  Start tag: <book>
    Start tag: <title>
      Content: Bison Manual for Version 1.875
    End tag: </title>
    Start tag: <authors>
      Start tag: <author>
        Content: Charles Donnelly
      End tag: </author>
      Start tag: <author>
        Content: Richard M. Stallman
      End tag: </author>
    End tag: </authors>
  End tag: </book>
End tag: </books>