def xml = '''
  <persons>
    <person id="1">
      <firstname>Eddard</firstname>
      <lastname>Stark</lastname>
    </person>
    <person id="2">
      <firstname>Tyrion</firstname>
      <lastname>Lannister</lastname>
    </person>
    <person id="3">
      <firstname>Robb</firstname>
      <lastname>Stark</lastname>
    </person>
    <person id="4">
      <firstname>Daenerys</firstname>
      <lastname>Targaryen</lastname>
    </person>
 </persons>
 '''


​