Correct answer: Bd51...c1R/c1N 2.Rd2# 1...c1B 2.Bb3# 1.Bf4?? zz 1...c1R/c1N 2.Rd2# 1...c1B 2.Bb3# but 1...c1Q! 1.Bg5?? zz 1...c1
