<http://schema.org/contentUrl>
<http://timeInc.brightcove.com.edgesuite.net/rtmp_uds/429048911/201412/1407/429048911_3918154511001_Classic-Baked-Mac-and-Cheese.mp4>
<http://www.myrecipes.com/m/how-to/video/how-to-make-classic-baked-macaroni-cheese>