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Answer keyDouble checks11. Bf6+ Kxf6 2. Qg5#White to move21. Rxg7+ Kh8 2. Rh7+ Kxh7 3. Qxf7#White to move31... Nc2+ 2. Kd3 Nxb4+ 3. cxb4 e4#Black to move41... Bc3+ 2. Kd1 Qd8+ 3. Kc2 Bf5+Black to move51... Nxe4+ 2. Kf3 Qf2+ 3. Kxe4 Bf5#Black to move61. Qc7 Rc4 2. Ng5+White to moveSolve these on screen at chessboost.orgPage 2