Correct answer: Nd41...f4 2.Qg5# 1...R:f6 2.Q:e3# 1...Bd7 2.N:d7# 1...e2 2.R:e2# 1...Be7/Bf8/Bc5/Bb4/B:a3/Bc7/Bb8 2.R:d5# 1.R:d6?? (