Correct answer: K:e61...Bg7 2.Nf6# 1...Bf8 2.Nf2#/Nf6#/Ng3#/Nc3# 1...Nb2/Nb6/Nc5 2.Rc5# 1...Nc3/Rc3 2.Nd2# 1...Rb5 2.Ng5# 1...