Correct answer: Qa41...b5 2.Rc5# 1...Bb1/Bb3 2.Qb3# 1.Qh1+?? 1...Re4 2.Q:e4# but 1...Nf3! 1.Qf3+?? 1...Re4 2.Q:e4# but 1...N:f3! 1.Q