Correct answer: Qf61...b3 2.Qc3# 1...c4 2.Qd4# 1...Nh8/Ne5/Nd8 2.Qe5# 1...Rc7/Rc8/Rb6/Rca6/Rd6/Re6/Rf6/Rg6 2.Nc4# 1.Qf6!