Correct answer: Na51...Nd5 2.e5# 1...Ne6 2.Rd7# 1...Ne8 2.f:e8N# 1...Nb5/Na8 2.Rf6# 1.Nc5?? (2.Nb7#) 1...Nd5 2.Rd7#/e5# 1...Ne6 2.R