CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/FYREOhbu"] [Date "2026.06.19"] [White "Lucas1"] [Black "Daniella"] [Result "1/2-1/2"] [UTCDate "2026.06.19"] [UTCTime "20:03:11"] [WhiteElo "1259"] [BlackElo "1004"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+15"] [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... Bc5 3. Ne2?! { (0.00 → -0.63) Inaccuracy. Nf3 was best. } (3. Nf3 c6 4. Ba4 Nf6 5. Nxe5 Nxe4 6. d4 O-O 7. O-O Bb6 8. c4 d6 9. Nf3 Bg4) 3... Ne7?! { (-0.63 → -0.06) Inaccuracy. Nf6 was best. } (3... Nf6 4. Nbc3 c6 5. Ba4 a5 6. Bb3 b5 7. a3 Ng4 8. d4 exd4 9. Nxd4 Qh4 10. Rf1) 4. O-O Rf8?? { (0.05 → 2.21) Blunder. c6 was best. } (4... c6 5. Ba4 d5 6. exd5 Nxd5 7. Nbc3 Nxc3 8. Nxc3 Be6 9. Bb3 Bxb3 10. axb3 O-O 11. d3) 5. Nec3? { (2.21 → 0.64) Mistake. c3 was best. } (5. c3 c6 6. d4 Bb6 7. Ba4 d6 8. Ng3 Nd7 9. Na3 exd4 10. cxd4 Rh8 11. Nh5 Kf8) 5... Nec6?! { (0.64 → 1.61) Inaccuracy. c6 was best. } (5... c6 6. Na4) 6. Re1?! { (1.61 → 0.87) Inaccuracy. Nd5 was best. } (6. Nd5 a6 7. Ba4 d6 8. c3 Nd7 9. Kh1 Nb6 10. Bc2 Nxd5 11. exd5 Ne7 12. d4 Ba7) 6... Ke7?? { (0.87 → 4.01) Blunder. a6 was best. } (6... a6 7. Bc4) 7. d3? { (4.01 → 2.17) Mistake. Nd5+ was best. } (7. Nd5+ Ke8 8. c3 a6 9. d4 Ba7 10. Ba4 d6 11. dxe5 dxe5 12. Qh5 b5 13. Bb3 h6) 7... d5?? { (2.17 → 10.00) Blunder. Ke8 was best. } (7... Ke8 8. Nd5 a6 9. Ba4 d6 10. c3 Ba7 11. d4 h6 12. dxe5 dxe5 13. Qh5 Nd7 14. Be3) 8. d4 dxe4 9. dxe5?? { (8.29 → 1.91) Blunder. dxc5 was best. } (9. dxc5 Qxd1 10. Rxd1 Bg4 11. Rd2 Nd4 12. Nd5+ Kd8 13. Bf1 Be6 14. c3 Nbc6 15. cxd4 exd4) 9... f6?? { (1.91 → 7.98) Blunder. Qxd1 was best. } (9... Qxd1 10. Rxd1) 10. Qxd8+? { (7.98 → 3.72) Mistake. exf6+ was best. } (10. exf6+ Rxf6) 10... Kf7?? { (3.72 → 16.78) Blunder. Rxd8 was best. } (10... Rxd8) 11. Qd1 fxe5 12. Bxc6 bxc6 13. Nxe4 Kg6 14. Nxc5 Nd7?! { (18.80 → Mate in 2) Checkmate is now unavoidable. e4 was best. } (14... e4 15. Nc3 h6 16. Rxe4 Rf7 17. Re5 Rf5 18. Qd3 Kf7 19. Rxf5+ Bxf5 20. Qxf5+ Kg8 21. Qc8+) 15. Nxd7?! { (Mate in 2 → 19.10) Lost forced checkmate sequence. Qg4+ was best. } (15. Qg4+ Kf6 16. Qe6#) 15... Bxd7 16. Qxd7 Rad8 17. Qxc7 Rc8 18. Qxa7 Rc7 19. Qxc7 Rf7?! { (26.35 → Mate in 7) Checkmate is now unavoidable. h6 was best. } (19... h6 20. Qd6+) 20. Qxf7+?! { (Mate in 7 → 67.50) Lost forced checkmate sequence. Qxc6+ was best. } (20. Qxc6+ Rf6 21. Qe8+ Rf7 22. Rxe5 h6 23. Re6+ Kh7 24. Qxf7 Kh8 25. Bxh6 gxh6 26. Rxh6#) 20... Kxf7 21. Rxe5 g5 22. Rxg5 Kf6 23. h4 Ke6 24. a4 c5 25. a5 c4 26. a6 Kd7 27. a7 Kc8 28. Rga5 Kb7 29. a8=Q+ Kc7 30. f4 c3 31. bxc3 Kd6 32. f5 Ke7 33. Qd5 Kf6 34. Ra6+ Kg7 35. f6+ Kg6 36. Qd7 Kh5 37. f7 h6 38. f8=Q Kxh4 39. Qf4+ Kh5 40. Qdd4 { Draw by stalemate. } 1/2-1/2