1234 Modern Endgames Studies
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b7!
pv 1. b7 Rg4+ 2. Kf2 Rg8 3. d6 Kc4 4. d7 Kb5 5. d8=Q Rxd8 6. Bxd8 Ka6 7. b8=B Kb7 8. Bd6
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