<http://schema.org/keywords>
"big 12 concussion policy tcu big 12 concussions big 12 concussion protocol big 12 bob bowlsby concussion policy big 12 commissioner bob bowlsby college football concussion policy college football concussions football concussion policy"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/college-football/2015/02/25/big-12-concussion-protocol-tcu-publicity-stunt>