Correct answer: Qa11...Ne6 2.Nf5# 1...Nc6 2.Nb5# 1...f2 2.c5#/Qd5# 1...Be6 2.Ne8# 1...Bc6 2.Nc8# 1.Qe1?? (2.Qe5#/Qe7#) 1...Ne6 2.Nf5#