title: Can I get Full size photo published on a wall of an user?
body: <p>I've tried with Graph API:</p>
  
  <p><a href="https://developers.facebook.com/tools/explorer?method=GET&amp;path=BillGates%2Fposts" rel="nofollow">https://developers.facebook.com/tools/explorer?method=GET&amp;path=BillGates%2Fposts</a></p>
  
  <p>but it returns (under the tag <code>picture</code>) a small size photo. How can I get the link of that photo, at bigger size? Can I?</p>