<http://schema.org/keywords>
"2014 nfl free agency chicago bears chicago bears free agency israel idonije israel idonije bears nfl nfl free agency"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nfl/audibles/2014/03/18/israel-idonije-signs-chicago-bears-contract-2014-nfl-free-agency>