Correct answer: Rf71.B:e2?? (2.Bc4#/Bb5#/Ba6#/Bb4#/Qb4#/Qc3#/Qg3#) 1...c:b1Q 2.Bb4#/Qc3#/Qg3# 1...c:b1R 2.Bb4#/Bc4#/Bb5#/B