Correct answer: Qg71...Be7 2.Q:b6#/Qb8# 1...Bc7 2.Qa3# 1...Ng6/Nh7/Ne6/Nd7 2.Qd7# 1.Qb7?? (2.Rd5#) 1...Nd7 2.Q:d7# but 1...Bc7!
