Correct answer: Kf41...Nc3 2.d:c3# 1.Kg2?? (2.e3#/e4#) 1...c3 2.e4# 1...Nc3 2.d:c3# 1...Qc3/Ne4 2.e3# but 1...Q:d2! 1.e3?? (2.Kf4#/K:g3#/Kg2#) 1...Q
