Question: When did manchester united last won a trophy?
qaPairs: question: As of the 2016-2017 season, when did manchester united last win a trophy?
answer: 24 May 2017
question: As of the 2015-2016 season, when did manchester united last win a trophy?
answer: 21 May 2016
question: As of the 2014-2015 season, when did manchester united last win a trophy?
answer: 11 August 2013