Correct answer: e:d41...c6/c5 2.Nd6# 1...f5 2.Ng5# 1...d:e3 2.Q:e3# 1...d3 2.Qb4# 1.Rh4?? (2.f5#) 1...g5 2.f:g5# 1...f5 2.Ng5# 1...Ne5 2.f:e5# but 1...d3! 1.Qb4?