CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/0IYMhQ8h"] [Date "2026.06.09"] [White "Ryan"] [Black "Lucas3"] [Result "1-0"] [UTCDate "2026.06.09"] [UTCTime "14:11:59"] [WhiteElo "1125"] [BlackElo "969"] [WhiteRatingDiff "+97"] [BlackRatingDiff "-23"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 { A45 Indian Defense } 2. Nc3 Na6? { (0.19 → 1.49) Mistake. d5 was best. } (2... d5 3. Bf4) 3. f3?! { (1.49 → 0.45) Inaccuracy. e4 was best. } (3. e4 d6 4. Bf4 e6 5. Nf3 Be7 6. Qd2 O-O 7. a3 c5 8. Bxa6 bxa6 9. dxc5 dxc5) 3... Nb4? { (0.45 → 1.55) Mistake. d5 was best. } (3... d5 4. a3 e6 5. e4 dxe4 6. fxe4 e5 7. dxe5 Qxd1+ 8. Kxd1 Ng4 9. Bxa6 bxa6 10. Ke2) 4. Ne4?? { (1.55 → -1.21) Blunder. e4 was best. } (4. e4) 4... Nxe4 5. fxe4 h5?? { (-0.83 → 0.72) Blunder. e5 was best. } (5... e5) 6. h4? { (0.72 → -0.51) Mistake. Nf3 was best. } (6. Nf3 d5) 6... Rh6?? { (-0.51 → 6.15) Blunder. e5 was best. } (6... e5) 7. Rh3?? { (6.15 → 0.16) Blunder. Bxh6 was best. } (7. Bxh6 gxh6 8. c3 e5 9. cxb4 d5 10. Nf3 dxe4 11. Nxe5 Bxb4+ 12. Kf2 Bd6 13. e3 Qf6+) 7... Re6? { (0.16 → 1.21) Mistake. Rh8 was best. } (7... Rh8 8. c3) 8. Nf3?? { (1.21 → -0.32) Blunder. c3 was best. } (8. c3) 8... Rxe4 9. c3 b5?? { (-0.50 → 3.74) Blunder. Nd5 was best. } (9... Nd5 10. Ng5 Nf6 11. Nxe4 Nxe4 12. d5 c6 13. Qd4 cxd5 14. Qxd5 Nf6 15. Qb3 d5 16. Rf3) 10. cxb4 Re5?? { (3.25 → 10.47) Blunder. d5 was best. } (10... d5 11. Rh1 e5 12. dxe5 Bxb4+ 13. Bd2 Be7 14. e3 Kf8 15. Kf2 c5 16. Bd3 Bg4 17. Qc2) 11. Nxe5 Rb8 12. Bd2 Rb6 13. Nd3 Bb7 14. Rc1 c5 15. Qb3 Be4 16. Nxc5 Bf5 17. Re3 Qc8 18. Ne4 Qc6 19. Qc4?? { (19.92 → -4.58) Blunder. Nd6+ was best. } (19. Nd6+) 19... Qxc4?? { (-4.58 → 7.46) Blunder. bxc4 was best. } (19... bxc4 20. Ng3) 20. Rxc4 Be6? { (7.38 → Mate in 1) Checkmate is now unavoidable. bxc4 was best. } (20... bxc4 21. Nc5) 21. Rc8# { White wins by checkmate. } 1-0