Correct answer: Bd31...d3[a] 2.Ra:c4# 1...b:c2 2.Ra3# 1.Qc1[A]? (2.Be4#/Bf5#/Bg6#/Bh7#/Bb1#) 1...d3[a] 2.Ra:c4#/Bd1#/Bb1# 1...e4 2.B:e4#/Bb1#