<http://schema.org/thumbnail>
"http://cdn-s3.si.com/s3fs-public/videos/2157889318001_3750156847001_Mark-Sanchez-playing-for-Eagles-4.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nfl/video/2014/08/26/mark-sanchez-worth-more-you-think>