Correct answer: Qb41.Rg5+?? 1...Kd6 2.Qb4#/Qc5#/Qc6#/Qd7# but 1...Kf7! 1.Re4+?? 1...Kd6 2.Re6#/Qc5#/Qc6#/Qd7# but 1...Kf7! 1.