contributed to the Holocaust
... that scholars have speculated that failure to punish the perpetrators of the Armenian Genocide contributed to the Holocaust?
... that scholars have speculated that failure to punish the perpetrators of the <a class="mw-redirect" href="./Armenian_Genocide" id="mwAWs" rel="mw:WikiLink" title="Armenian Genocide">Armenian Genocide</a> <b id="mwAWw"><a class="mw-redirect" href="./Armenian_Genocide_and_the_Holocaust" id="mwAW0" rel="mw:WikiLink" title="Armenian Genocide and the Holocaust">contributed to the Holocaust</a></b>?