Correct answer: e51...Nc6 2.Ba6# 1...Rf4/Re6/Rd6/Rc6/Rb6/Ra6 2.N:f4# 1...g:h2 2.Nf2# 1...f2 2.Qe2# 1.g:f6?? (2.Nf4#/Qd5#/Qb5#) 1...N<