<http://schema.org/thumbnail>
"http://yospace-cds1.reuters.com/u/resize~ad1~120x120/0/f/~image_jpeg~9999-1/1/m/z/4/e/9/0orf/reuters04?videoId=55829355"^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/video/2013/02/12/obama-tight-lipped-on-state-of-the-union?videoId=241077546&videoChannel=1>