<http://schema.org/keywords>
"MLS playoff dates announced major league soccer major league soccer dates announced major league soccer playoffs mls playoffs mls playoff dates mls cup playoffs 2014 mls cup playoffs"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/planet-futbol/2014/09/23/major-league-soccer-dates-cup-playoffs>