<http://schema.org/keywords>
"nhl Trade rumors Pittsburgh Penguins Sidney Crosby curtis glencross zack kassian ryan o'reilly buffalo sabres boston bruins stadium series"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nhl/2015/02/20/nhl-trade-rumors-pittsburgh-penguins-kings-sharks-stadium-series-outdoor-game>