Event: SERBIA OPEN 2025 - CHALLENGER - СРБИЈА ОПЕН 2025 - ИЗАЗИВАЧИ
Site: idChess.com
Date: 2025-07-18
White: Koyuncu, Omer Arda
Black: Lin, Peisen
BlackElo: 1967
Result: 0-1
ECO: E46
Opening: Nimzo-Indian Defense: Normal Variation
Variant: Standard
TimeControl: 3600+30

1. d4 { [%eval 0.17] } 1... Nf6 { [%eval 0.19] } 2. c4 { [%eval 0.18] } 2... e6 { [%eval 0.14] } 3. Nc3 { [%eval 0.09] } 3... Bb4 { [%eval 0.09] } 4. e3 { [%eval 0.06] } 4... O-O { [%eval 0.11] } 5. Bd2 { [%eval 0.08] } 5... c5 { [%eval 0.05] } 6. Nf3 { [%eval 0.0] } 6... b6 { [%eval 0.13] } 7. Bd3 { [%eval 0.07] } 7... Bb7 { [%eval 0.17] } 8. O-O { [%eval 0.16] } 8... d6 { [%eval 0.34] } 9. a3 { [%eval 0.34] } 9... Bxc3 { [%eval 0.33] } 10. Bxc3 { [%eval 0.35] } 10... Ne4 { [%eval 0.3] } 11. Nd2 { [%eval -0.06] } 11... Nxc3 { [%eval -0.15] } 12. bxc3 { [%eval -0.09] } 12... Nd7 { [%eval 0.01] } 13. Be4 { [%eval -0.03] } 13... Qc7 { [%eval -0.06] } 14. Bxb7 { [%eval -0.11] } 14... Qxb7 { [%eval -0.1] } 15. Qf3 { [%eval -0.07] } 15... Qxf3 { [%eval -0.11] } 16. Nxf3 { [%eval -0.1] } 16... Rac8 { [%eval -0.08] } 17. Rac1 { [%eval -0.17] } 17... Nf6 { [%eval -0.16] } 18. Nd2 { [%eval -0.22] } 18... Rc7 { [%eval -0.2] } 19. Rc2 { [%eval -0.28] } 19... Rfc8 { [%eval -0.18] } 20. f3?! { [%eval -0.9] } { Inaccuracy. Rfc1 was best. } 20... d5 { [%eval -0.96] } 21. Rfc1 { [%eval -1.45] } 21... dxc4 { [%eval -1.22] } 22. a4 { [%eval -1.45] } 22... cxd4 { [%eval -1.23] } 23. cxd4?! { [%eval -2.02] } { Inaccuracy. exd4 was best. } 23... c3 { [%eval -2.1] } 24. Nb1 { [%eval -1.94] } 24... Nd5 { [%eval -1.87] } 25. e4 { [%eval -1.98] } 25... Nf4 { [%eval -1.76] } 26. Rd1 { [%eval -1.94] } 26... Rc4 { [%eval -2.01] } 27. g3 { [%eval -1.94] } 27... Ng6 { [%eval -1.95] } 28. a5? { [%eval -3.87] } { Mistake. d5 was best. } 28... b5 { [%eval -3.95] } 29. Na3 { [%eval -3.77] } 29... Rb4 { [%eval -3.79] } 30. Rb1?! { [%eval -5.08] } { Inaccuracy. Kf2 was best. } 30... Rxb1+ { [%eval -4.92] } 31. Nxb1 { [%eval -5.12] } 31... b4 { [%eval -5.16] } 32. Kf2 { [%eval -5.04] } 32... Ne7 { [%eval -5.22] } 33. Ke3 { [%eval -5.22] } 33... Nc6 { [%eval -5.13] } 34. a6 { [%eval -5.09] } 34... Nb8 { [%eval -4.07] } 35. d5?! { [%eval -5.39] } { Inaccuracy. Nd2 was best. } 35... exd5 { [%eval -5.18] } 36. exd5 { [%eval -5.17] } 36... Nxa6 { [%eval -5.11] } 37. Kd4 { [%eval -5.92] } 37... Kf8 { [%eval -5.99] } 38. d6 { [%eval -6.28] } 38... Ke8 { [%eval -6.21] } 39. Kd5 { [%eval -6.45] } 39... Kd7 { [%eval -6.42] } 40. f4 { [%eval -6.85] } 40... Rc5+ { [%eval -6.72] } 41. Kd4 { [%eval -6.47] } 41... Kxd6 { [%eval -6.72] } 42. Kd3 { [%eval -6.59] } 42... Nc7 { [%eval -6.7] } 43. Re2 { [%eval -7.66] } 43... a5 { [%eval -6.87] } 44. h3 { [%eval -7.14] } 44... a4 { [%eval -7.03] } 45. g4 Nd5 46. Rf2 b3 0-1