<http://schema.org/image_url>
"http://media.masslive.com/sports_impact/photo/longhtnbjpg-9bd982a5d139074b.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.masslive.com/sports/index.ssf/2010/05/longmeadow_and_belchertown_hol.html>