Correct answer: Nb61.Bb8+?? 1...Kd4 2.Rd1# but 1...Kf5! 1.N:g4+?? 1...Ke4 2.Nde3#/N:c3#/Nc7# but 1...Kd6! 1.Re7?? zz 1...Kd6 2.Bb8
