Correct answer: Qf81...c5 2.Qg4#/Nc6# 1.Q:c6?? (2.Qc4#/Qc3#) 1...Rf6 2.Qc3#/Qd5# but 1...R:c6! 1.Qf5?? (2.N:c6#) 1...Kc5 2.Nd7# 1...