<http://schema.org/keywords>
"erik kramer suicide nfl suicides nfl concussions nfl brain injuries nfl depression erik kramer suicide attempt erik kramer now nfl deaths nfl concussion controversy erik kramer"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nfl/2015/08/20/erik-kramer-suicide-attempt>