<http://schema.org/keywords>
"Michael Phelps bob bowman arena pro series rio 2016 usa swimming michael phelps rio Ryan Lochte michael phelps suspension michael phelps return"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/more-sports/2015/04/17/michael-phelps-mesa-swimming>