Correct answer: Nb21...B:d3 2.Qf6#/Qb6# 1.Re4+?? 1...d:e4 2.Qd6#/Q:e4# but 1...K:d3! 1.Re3?? (2.Qg4#/Qf6#/Qb6#) 1...Nc4/Ra6 2.Qg4#