<mygrant xmlns:nara="http://www.anr.fr/nara" xmlns="http://www.example.com/test"> 
  <nara:lab xmlns="" name="AgroPlus"> 
     <nara:address>Saclay, France</nara:address> 
     <nara:researcher rid="r1" name="Fred" position="technical staff"/> 
     <nara:researcher rid="r2" name="Liz" position="lab assistant"/> 
     <coop:PhD xmlns:coop="http://www.gouv.fr/univ-industry-coop/" name="Marie" advisor="r1"/> 
     <agro:lab xmlns:agro="http://www.agroplus.com" name="Dairy Dept"> 
       <agro:engineer name="Marc"/> 
     </agro:lab> 
  </nara:lab> 
  <univ:lab xmlns:univ="http://www.education.gouv.fr" xmlns="" name="Food Engineering Dept, Orsay U."> 
    <univ:address>Orsay, France</univ:address> 
    <univ:researcher rid="r3" name="Henry" position="associate professor"/> 
    <univ:PhD name="Robert" advisor="r3"/> 
    <PhD name="Julia" advisor="r1"/> 
  </univ:lab> 
</mygrant>