Correct answer: Qg51...Bd1/Bb1/Bb3/Ba4 2.Rc3# 1.Kd5?? zz 1...Bd1/Bb1/Ba4 2.Rc3# but 1...Bb3+! 1.R:c2?? (2.Rc3#) but 1...K:c2! 1.