Correct answer: Qg71...Bg4/Bf3/Be2/Bd1 2.Q:f7# 1...Ng5/Nf6/Nf8 2.Nf6# 1...Rc4 2.B:c4# 1...R:a5 2.B:b7# 1.Qg1?? (2.Qd4#/Q:c5#)