Correct answer: e8N+1...Rc6/Nb6 2.e8N#/Ne8#/Nb5# 1...N:e7 2.Ne8#/Nb5# 1...Nf6 2.Nb5# 1...Nc3 2.Ne8#/e8N# 1.Rf6+?? 1...N:f6 2.N