In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.

Context: HE the President of #Somalia: 'attacking lawmakers and citizens just after Friday prayers: #AlShabaab are un-Islamic and anti-democracy' Villa Somalia (@TheVillaSomalia) February 20, 2015 Answer: friday after prayers
when did the president attack lawmakers and citizens?