Posición 591: Potapova – Grigorian

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1.d4d52.c4c63.cxd5cxd54.c3f65.f4c66.e3f57.b3a58.a4+d79.c2e610.f3c611.a3c812.d3e713.O-OO-O14.fc1a615.b4a716.d1h517.e5f618.g5fxe5Posición táctica19.xh5 [ 19. xh7+ h8 20. f7+ xf7 21. xh5 g5 22. g6+ h6 23. xf7 ] h620.h7f521.xf5exf522.xd5xh723.f7d624.xc8xc825.dxe5xe526.d1c627.h4g828.h5e629.f3f730.h5b831.f4xf432.exf4f633.d6a1+34.h2a235.g3e736.e3f737.xe7xh538.d7b239.e51-0