Event: European Individual Chess Championship 2021 - Reykjavik Open
Site: Reykjavik, Iceland
Date: 2021-08-26
White: Jonsson, Olafur Gisli
WhiteElo: 1800
Black: Kozak, Adam
BlackElo: 2504
Result: 0-1
ECO: E12
Opening: Queen's Indian Defense: Kasparov-Petrosian Variation, Hedgehog Variation
Variant: Standard

1. d4 { [%eval 0.0] } 1... Nf6 { [%eval 0.19] } 2. Nf3 { [%eval 0.12] } 2... e6 { [%eval 0.0] } 3. c4 { [%eval 0.0] } 3... b6 { [%eval 0.29] } 4. a3 { [%eval 0.13] } 4... Bb7 { [%eval 0.2] } 5. Nc3 { [%eval 0.12] } 5... g6 { [%eval 0.5] } 6. Bg5 { [%eval 0.35] } 6... Bg7 { [%eval 0.48] } 7. Qc2 { [%eval 0.79] } 7... d6 { [%eval 1.07] } 8. Rd1?! { [%eval 0.28] } { Inaccuracy. e4 was best. } 8... h6 { [%eval 0.28] } 9. Bh4 { [%eval 0.5] } 9... Nbd7 { [%eval 0.69] } 10. e4?! { [%eval -0.26] } { Inaccuracy. d5 was best. } 10... g5 { [%eval 0.0] } 11. Bg3 { [%eval -0.01] } 11... Nh5 { [%eval 0.03] } 12. Be2 { [%eval -0.04] } 12... a6 { [%eval 0.0] } 13. O-O { [%eval -0.29] } 13... Qe7 { [%eval -0.04] } 14. b4 { [%eval -0.01] } 14... Nxg3 { [%eval -0.07] } 15. fxg3?! { [%eval -0.9] } { Inaccuracy. hxg3 was best. } 15... g4? { [%eval 0.38] } { Mistake. c5 was best. } 16. Nh4 { [%eval 0.13] } 16... h5 { [%eval -0.05] } 17. d5 { [%eval 0.0] } 17... Rh6 { [%eval -0.59] } 18. Kh1 { [%eval -0.26] } 18... Rf6 { [%eval -0.19] } 19. Na4?? { [%eval -1.94] } { Blunder. Rfe1 was best. } 19... O-O-O? { [%eval -0.48] } { Mistake. Rxf1+ was best. } 20. Bd3?? { [%eval -2.18] } { Blunder. Rfe1 was best. } 20... Rxf1+ { [%eval -2.05] } 21. Bxf1 { [%eval -2.37] } 21... Kb8 { [%eval -2.32] } 22. Nc3 { [%eval -2.9] } 22... Qf6 { [%eval -2.55] } 23. Ne2 { [%eval -2.75] } 23... Qb2?! { [%eval -2.02] } { Inaccuracy. Qf2 was best. } 24. Qxb2 { [%eval -2.12] } 24... Bxb2 { [%eval -2.1] } 25. Rd3? { [%eval -3.98] } { Mistake. Rb1 was best. } 25... Re8 { [%eval -3.83] } 26. Rb3 { [%eval -3.89] } 26... Bf6 { [%eval -3.76] } 27. Rb1 { [%eval -3.51] } 27... exd5 { [%eval -4.14] } 28. exd5 { [%eval -4.16] } 28... Re4 { [%eval -4.39] } 29. h3 { [%eval -5.11] } 29... gxh3?! { [%eval -3.85] } { Inaccuracy. Rxc4 was best. } 30. gxh3 { [%eval -4.51] } 30... Bxh4 { [%eval -4.34] } 31. gxh4 { [%eval -4.3] } 31... Rxc4 { [%eval -4.43] } 32. Bg2 { [%eval -4.37] } 32... Rxh4 { [%eval -4.56] } 33. Rf1 { [%eval -4.53] } 33... Ne5 { [%eval -3.98] } 34. Rf5 { [%eval -4.54] } 34... Bc8 { [%eval -4.72] } 35. Rf4 { [%eval -4.84] } 35... Rxf4 { [%eval -4.55] } 36. Nxf4 { [%eval -4.53] } 36... h4 { [%eval -4.75] } 37. Be4 { [%eval -4.61] } 37... Nc4 { [%eval -4.75] } 38. Kh2 { [%eval -5.0] } 38... Nd2 { [%eval -4.5] } 39. Bh7 { [%eval -4.78] } 39... Nf3+ { [%eval -4.61] } 40. Kg2 { [%eval -4.48] } 40... Ng5 { [%eval -4.46] } 41. Bd3 { [%eval -4.58] } 41... a5 { [%eval -4.38] } 42. Bf1 { [%eval -4.38] } 42... axb4 { [%eval -4.31] } 43. axb4 { [%eval -4.37] } 43... Ka7 { [%eval -3.91] } 44. Kf2 { [%eval -4.06] } 44... Ba6?! { [%eval -2.64] } { Inaccuracy. Kb7 was best. } 45. b5 { [%eval -2.18] } 45... Bc8 { [%eval -2.58] } 46. Ke3 { [%eval -2.08] } 46... Bd7 { [%eval -1.71] } 47. Kd4?? { [%eval -4.82] } { Blunder. Bd3 was best. } 47... Kb8 { [%eval -4.77] } 48. Ke3 { [%eval -4.75] } 48... Kc8 { [%eval -4.79] } 49. Kd4?! { [%eval -6.38] } { Inaccuracy. Bd3 was best. } 49... Kd8 { [%eval -5.87] } 50. Ke3 { [%eval -5.99] } 50... Ke7 { [%eval -6.11] } 0-1