2011 New Zealand Labour Party leadership election
... that three Davids (Shearer, Cunliffe and Parker) contested the 2011 New Zealand Labour Party leadership election?
... that three Davids (<a href="./David_Shearer" id="mwD1g" rel="mw:WikiLink" title="David Shearer">Shearer</a>, <a href="./David_Cunliffe" id="mwD1k" rel="mw:WikiLink" title="David Cunliffe">Cunliffe</a> and <a href="./David_Parker_(New_Zealand_politician)" id="mwD1o" rel="mw:WikiLink" title="David Parker (New Zealand politician)">Parker</a>) contested the <b id="mwD1s"><a class="mw-redirect" href="./New_Zealand_Labour_Party_leadership_election,_2011" id="mwD1w" rel="mw:WikiLink" title="New Zealand Labour Party leadership election, 2011">2011 New Zealand Labour Party leadership election</a></b>?