2011–12 Ivy League men's basketball season
... that 2011–12 Ivy League men's basketball season was the first time that four teams (Harvard, Penn, Princeton and Yale) played in the postseason?
... that <b id="mwBF4"><a href="./2011–12_Ivy_League_men's_basketball_season" id="mwBF8" rel="mw:WikiLink" title="2011–12 Ivy League men's basketball season">2011–12 Ivy League men's basketball season</a></b> was the first time that four teams (<a href="./2011–12_Harvard_Crimson_men's_basketball_team" id="mwBGA" rel="mw:WikiLink" title="2011–12 Harvard Crimson men's basketball team">Harvard</a>, <a href="./2011–12_Penn_Quakers_men's_basketball_team" id="mwBGE" rel="mw:WikiLink" title="2011–12 Penn Quakers men's basketball team">Penn</a>, <a href="./2011–12_Princeton_Tigers_men's_basketball_team" id="mwBGI" rel="mw:WikiLink" title="2011–12 Princeton Tigers men's basketball team">Princeton</a> and <a href="./2011–12_Yale_Bulldogs_men's_basketball_team" id="mwBGM" rel="mw:WikiLink" title="2011–12 Yale Bulldogs men's basketball team">Yale</a>) played in the postseason?