Event: European Individual Chess Championship 2021 - Reykjavik Open
Site: Reykjavik, Iceland
Date: 2021-08-27
White: Petursson, Gudni
WhiteElo: 1988
Black: Sousa, Andre Ventura
BlackElo: 2405
Result: 0-1
ECO: D81
Opening: Grünfeld Defense: Russian Variation, Accelerated Variation
Variant: Standard

1. d4 { [%eval 0.0] } 1... Nf6 { [%eval 0.19] } 2. c4 { [%eval 0.11] } 2... g6 { [%eval 0.3] } 3. Nc3 { [%eval 0.17] } 3... d5 { [%eval 0.2] } 4. Qb3 { [%eval 0.0] } 4... dxc4 { [%eval 0.0] } 5. Qxc4 { [%eval 0.0] } 5... Be6 { [%eval 0.25] } 6. Qd3 { [%eval -0.08] } 6... c5 { [%eval -0.1] } 7. dxc5 { [%eval -0.15] } 7... Na6 { [%eval -0.15] } 8. Qb5+? { [%eval -1.36] } { Mistake. Nf3 was best. } 8... Bd7 { [%eval -1.3] } 9. Qc4 { [%eval -1.37] } 9... Rc8 { [%eval -1.07] } 10. b4 { [%eval -1.17] } 10... Bg7 { [%eval -1.14] } 11. Bb2?? { [%eval -3.41] } { Blunder. Rb1 was best. } 11... O-O?? { [%eval -0.63] } { Blunder. Nxc5 was best. } 12. a3?? { [%eval -3.73] } { Blunder. Rd1 was best. } 12... Be6 { [%eval -2.75] } 13. Qd3 { [%eval -3.87] } 13... Qc7?? { [%eval -0.41] } { Blunder. Nd5 was best. } 14. Nf3 { [%eval -0.69] } 14... Rcd8?? { [%eval 0.87] } { Blunder. Nd7 was best. } 15. Qc2?! { [%eval 0.0] } { Inaccuracy. Nd4 was best. } 15... Bf5 { [%eval -0.49] } 16. Qb3 { [%eval 0.0] } 16... Be6 { [%eval 0.0] } 17. Qc2 { [%eval 0.0] } 17... b6?? { [%eval 1.67] } { Blunder. Bf5 was best. } 18. e3? { [%eval 0.39] } { Mistake. Nb5 was best. } 18... bxc5 { [%eval 0.23] } 19. Bxa6 { [%eval 0.38] } 19... cxb4 { [%eval 0.35] } 20. axb4 { [%eval 0.4] } 20... Nd5 { [%eval 0.2] } 21. Nd4?! { [%eval -0.33] } { Inaccuracy. O-O was best. } 21... Nxb4 { [%eval 0.0] } 22. Qe2 { [%eval 0.0] } 22... Nxa6 { [%eval -0.25] } 23. Qxa6 { [%eval 0.08] } 23... Bxd4 { [%eval 0.0] } 24. exd4 { [%eval 0.0] } 24... Bc4 { [%eval 0.45] } 25. Qxa7 { [%eval 0.14] } 25... Qf4 { [%eval 0.13] } 26. d5 { [%eval 0.39] } 26... Rb8 { [%eval 0.08] } 27. Bc1 { [%eval 0.0] } 27... Qg4 { [%eval 0.26] } 28. Rg1 { [%eval 0.67] } 28... Rb3 { [%eval 0.77] } 29. f3?! { [%eval -0.07] } { Inaccuracy. Bh6 was best. } 29... Qh4+ { [%eval -0.05] } 30. Qf2?? { [%eval -4.9] } { Blunder. Kd2 was best. } 30... Qf6 { [%eval -5.08] } 31. Bb2?! { [%eval -7.83] } { Inaccuracy. Qd2 was best. } 31... Rfb8?? { [%eval -3.02] } { Blunder. Qe5+ was best. } 32. Nd1?? { [%eval -9.0] } { Blunder. Ne4 was best. } 32... Rxb2 { [%eval -8.62] } 33. Nxb2 { [%eval -8.51] } 33... Qe5+ { [%eval -8.67] } 34. Kd1 { [%eval -8.56] } 34... Rxb2 { [%eval -8.68] } 35. Qe1? { [%eval #-3] } { Checkmate is now unavoidable. Qxb2 was best. } 35... Bb3+ { [%eval #-2] } 0-1