<http://schema.org/keywords>
"nfl arrests nfl football arrests nfl police nfl law enforcement nfl police investigations ray mcdonald ray mcdonald arrest ben roethlisberger ben roethlisberger arrest nfl legal trouble"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/thecauldron/2015/10/29/nfl-arrests-football-police-department-problems>