Correct answer: Qg31...K:d2 2.Q:f2# 1.Qh3?? (2.Qd3#) 1...f1Q/f1R/f1B 2.Qe3# 1...f1N 2.Qg2# but 1...K:d2! 1.Qg3! (2.Qd3#) 1...K