Correct answer: Nd61...c5 2.Rd5#/Re7# 1...R:e4 2.Nd3# 1...Nd6/B:b2/Be7+ 2.Re7# 1...Bb4 2.c:b4# 1...Bd6/Bf8 2.c4# 1.B:a3?? (2.Re7#) 1...N