Correct answer: Qc61...Kd6 2.Qc7# 1.Ng6+?? 1...Kd6 2.Be7#/Bc7#/Qc7# but 1...Kf5! 1.Qc5+?? 1...Kf4 2.Qf5# but 1...d5! 1.Qe1+?? 1...
