Correct answer: Kc51...f6/f5 2.Qe6# 1...Ng3/Ng7/Nf4/Nf6 2.Qf6# 1...c:b6 2.K:a4# 1...c6/c5+ 2.Qc5# 1.K:a4+?? 1...c5 2.B:c5#/Q:c5# but 1...Rd6+!
