<http://schema.org/keywords>
"nba playoffs nba playoff format nba news nba playoff format changes nba rule changes nba playoff changes nba playoff seeding nba playoff seeding changes nba playoff format division winners"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/nba/2015/09/08/playoff-rule-changes-divsion-winners-top-four-seed>