<http://schema.org/keywords>
"cam newton cam newton super bowl carolina panthers cam newton panthers super bowl Super Bowl 50 panthers vs broncos super bowl cam newton under armour cam newton super bowl guarantee"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nfl/2016/02/05/carolina-panthers-cam-newton-super-bowl-guarantee>