1. Rg5+! Kxg5 2. gxh4+ Kh6 2... Kg6 3. h5+ Kh6 4. Bg7+ Rxg7 5. g5+ Rxg5 3. Bg7+!! 3. g5+? Kg6 4. h5+ Kxh5 5. Bd4 Ra4 6. Bc5 Kg6 3... Rxg7 4. g5+ Kg6 5. h5+ Kf7 6. g6+ Kf6 6... Kf8 7. h6 Rxg6 8. h7 7. h6 Rxg6 8. h7 1/2-1/2