<doc>
<people>
<name sex="male">Harry Potter</name>
<age>18</age>
</people>
<people>
<name sex="male">hermione granger</name>
<age>18</age>
</people>
</doc>
<doc>
<people>
<name sex="male">Harry Potte<doc>
<people>
<name sex="male">Harry Potter</name>
<age>18</age>
</people>
<people>
<name sex="male">hermione granger</name>
<age>18</age>
</people>
</doc>
<doc>
<people>
<name sex="male">Harry Potte