Correct answer: Bd51.Kc7?? (2.Bd5#/Q:g2#) 1...R:h2 2.Bd5# but 1...R:g1! 1.Kb6?? (2.Bd5#) but 1...R:h2! 1.Qc7?? (2.Qc8#/Qb7#/Qa7#/Qd8#