Correct answer: f41...Kh1 2.Qc1# 1...Bf1 2.Rfh2# 1.Qc1+?? 1...Bf1 2.Q:f1# but 1...K:f2! 1.Rf1+?? 1...Kg2/Kh2 2.Qf2#/Qg1# but 1...K