Correct answer: Qg51...Ng3 2.Nf4# 1...Nh4 2.Ng5# 1.Qe2?? (2.Qg2#/Qh2#/Qf1#) 1...Ng3 2.Nf4#/Qg2#/Qh2# 1...Nh4 2.Qh2#/Ng5# 1.