1 <element 

     2     name="root" 

     3     xmlns="http://relaxng.org/ns/structure/1.0"

     4     datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">

     5   <list>

     6     <data type="integer" />

     7     <data type="string" />

     8   </list>

     9 </element>