Correct answer: Qd81...Qd4/Qd8/Qf7/Qg8/Q:b3 2.N:c6# 1.b4+?? 1...c:b4 2.Q:b4# but 1...K:a4! 1.Qd8! (2.Qa8#/Q:b6#) 1...Qd3/Qd7/Qc4/c
