Correct answer: Qc11.N:g3?? (2.Ne2#) 1...N:d4 2.Ne4# but 1...Ng1! 1.Ne3?? (2.Nd1#/Nd5#) but 1...Kd2! 1.Q:f3?? zz 1...Kd2 2.Bb4# but 1...g:f3