Correct answer: Qg71...R:h7/Rg6/Rh:f6 2.Ng6# 1...N:c3 2.B:c3# 1...Bd3 2.K:d3# 1...Bb7/Bc8 2.Kd3#/Kf2# 1...Re7/Rc6/Re:f6 2.Nc6# 1