CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/9DXFPCsF"] [Date "2026.06.26"] [White "Lucas1"] [Black "Daniella"] [Result "1/2-1/2"] [UTCDate "2026.06.26"] [UTCTime "20:41:46"] [WhiteElo "1253"] [BlackElo "989"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+13"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "Portuguese Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Bb5? { (0.60 → -0.41) Mistake. Nf3 was best. } { C20 Portuguese Opening } (2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nf5 O-O 8. Nc3 a6) 2... Bb4?! { (-0.41 → 0.53) Inaccuracy. c6 was best. } (2... c6 3. Be2) 3. Nf3 Nf6 4. O-O O-O 5. Nxe5 Nxe4 6. Nxd7?? { (0.37 → -7.35) Blunder. c3 was best. } (6. c3 Be7 7. d4 d6 8. Nf3 Bf5 9. Bd3 d5 10. Qc2 c6 11. Re1 Re8 12. Bf4 Nd7) 6... Nxd2?? { (-7.35 → 8.16) Blunder. Bxd7 was best. } (6... Bxd7 7. Be2) 7. Nxf8 Nxf1 8. Nd7?? { (16.15 → -2.47) Blunder. Qxd8 was best. } (8. Qxd8 Nc6 9. Bxc6 Bxf8 10. Bf3 c6 11. Bf4 Nxh2 12. Kxh2 b6 13. Bxc6 Bb7 14. Qxa8 Bxa8) 8... Nd2?? { (-2.47 → 6.53) Blunder. Nxh2 was best. } (8... Nxh2 9. Bf4 c6 10. Bd3 Nxd7 11. Bxh2 Qg5 12. Nc3 Nc5 13. Bf1 Bg4 14. Qd4 Ba5 15. Qf4) 9. Nxb8 Nxb1 10. Nd7?? { (18.02 → -0.22) Blunder. Qxd8+ was best. } (10. Qxd8+ Bf8) 10... Nd2?? { (-0.22 → 4.38) Blunder. a6 was best. } (10... a6 11. Bf1) 11. Qxd2?? { (4.38 → -7.08) Blunder. Bxd2 was best. } (11. Bxd2) 11... Qxd7?? { (-7.08 → 7.98) Blunder. Bxd2 was best. } (11... Bxd2 12. Bxd2 Bxd7 13. Bc4 Bf5 14. Bc3 Bxc2 15. Re1 b6 16. g3 Bf5 17. Bb3 g6 18. Re5) 12. Qxd7 Bxd7 13. Bxd7 Kf8 14. Bg5 c6 15. c3 f5 16. cxb4 c5 17. Re1 b5 18. Be7+ Kf7 19. Be6+ Kxe7 20. Bxf5+ Kd6 21. Be6 Ke7 22. Re5 Kf6 23. Rf5+ Kxe6 24. Rf4?? { (6.27 → 0.31) Blunder. Rxc5 was best. } (24. Rxc5) 24... Ke5? { (0.31 → 1.80) Mistake. Rd8 was best. } (24... Rd8 25. Re4+) 25. Rf3? { (1.80 → 0.26) Mistake. Rf7 was best. } (25. Rf7 Rd8 26. f4+ Ke6 27. Rxg7 c4 28. Rxh7 Rd2 29. h4 Rxb2 30. h5 a5 31. bxa5 Rxa2) 25... Ke4?? { (0.26 → 3.47) Blunder. Rd8 was best. } (25... Rd8 26. Re3+ Kf6 27. Kf1 cxb4 28. Ke2 a5 29. h4 g6 30. g3 h5 31. b3 Rc8 32. Kd2) 26. Rh3?? { (3.47 → 0.00) Blunder. bxc5 was best. } (26. bxc5 Rc8 27. Rc3 Kd5 28. Rd3+ Ke4 29. Rd7 Rxc5 30. f3+ Kf4 31. Rf7+ Ke3 32. h4 a5) 26... Kf4?? { (0.00 → 6.03) Blunder. cxb4 was best. } (26... cxb4 27. Rh4+ Kd3 28. Rxb4 a6 29. f4 Rc8 30. Rb3+ Ke4 31. a4 Rc5 32. axb5 Rxb5 33. Rh3) 27. Rh4+? { (6.03 → 3.09) Mistake. bxc5 was best. } (27. bxc5) 27... Kg5 28. Rxh7 Kg4?? { (2.88 → 8.34) Blunder. Kg6 was best. } (28... Kg6 29. Rh4 Rd8 30. Kf1 Rd1+ 31. Ke2 Rb1 32. Kd3 Rxb2 33. bxc5 Rxa2 34. Rf4 a5 35. c6) 29. Rxg7+ Kh4 30. g3+ Kh3? { (8.71 → Mate in 6) Checkmate is now unavoidable. Kh5 was best. } (30... Kh5 31. bxc5 Rc8 32. h4 Rxc5 33. Rxa7 b4 34. b3 Kg4 35. Kg2 Kf5 36. Ra4 Kg4 37. Rxb4+) 31. Rh7+? { (Mate in 6 → 8.71) Lost forced checkmate sequence. f3 was best. } (31. f3 Rh8 32. bxc5 Rh5 33. c6 a6 34. c7 Rh8 35. c8=Q+ Rxc8 36. Rh7#) 31... Kg4 32. Rg7+ Kf3 33. Rf7+ Kg4 34. Rg7+ Kf5 35. Rf7+ Kg4 36. Rg7+ { The game is a draw. } 1/2-1/2