Correct answer: Kg51...Nd3 2.e3# 1...e4 2.Q:g7# 1...N6:c4/Nc8/Na8 2.B:c5# 1...Ra4/Ra3/Ra6/R:a7 2.N:b5# 1...c:b4 2.B:b6# 1.b:a5?? (2.N:b5#) but 1