In_Association_with_Amazon

ECO CODES

D79 Neo-Gruenfeld, 6.O-O, main line
1. d2d4 g8f6 2. c2c4 g7g6 3. g2g3 d7d5 4. f1g2 f8g7 5. g1f3 0-0
6. 0-0 c7c6 7. c4d5 c6d5
















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