Correct answer: f41...R:e2 2.Rc1# 1...B:e2+ 2.R2c4# 1...b5 2.Nc3# 1.R8c4?? (2.Nc3#) 1...R:e2 2.Rc1# 1...B:e2 2.Nf2#/Rc1#/Rc3#/Rb2#/