<http://schema.org/alternativeHeadline>
"Watch: Raiders' Sio Moore, Khalil Mack celebrate in Chiefs' backfield"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/extra-mustard/2014/11/20/video-nfl-oakland-raiders-sio-moore-khalil-mack-celebrate-chiefs>