Correct answer: B:g51...Nh1/Nh5/Nf1/Nf5/Ne2 2.Qf5# 1...Be6 2.Re5# 1...B:b3+ 2.c:b3# 1...g:h4/g4 2.Qf4# 1.c4?? (2.c3#/Nc5#) 1...Nf5 2.Q:f5#