Correct answer: Ng51...Rd4 2.c:d4#/e:d4# 1...Rd6+/Rc2/Rb2/Ra2/Re2/R:f2 2.B:d6# 1...d6 2.N:c6# 1.Ng5! (2.Nf7#) 1...B:h4 2.f4# 1...Bf4 2