<?xml version="1.0" encoding="UTF-8"?> 
<myns:allTypes xmlns:myns="http://www.example.com/notation" xmlns:foo="http://www.example.com/notation">
   <simpleElemType>
      <NOTATION1>myns:jpeg</NOTATION1>
      <NOTATION2>foo:jpeg</NOTATION2>
      <NOTATION3>myns:jpeg</NOTATION3>
      <NOTATION4>myns:png</NOTATION4>
   </simpleElemType>
</myns:allTypes>