Correct answer: Ba61...Nde3/Nfe3 2.Q:e7# 1...Nd6 2.Qa7# 1.Bb6+?? 1...K:b6 2.Qa7# but 1...N:b6! 1.Ba6! (2.Rc4#) 1...Nfe3 2.Q:e7# 1.