<http://schema.org/keywords>
"Super Bowl XLVII"^^<http://www.w3.org/2001/XMLSchema#string>
<http://blogs.wsj.com/drivers-seat/2013/02/11/chrysler-farmer-ad-was-a-hit-soon-it-will-be-a-book/?mod=WSJBlog&mod=WSJ_Autos_Driversseat>