Event: Round 5: Ari Issakainen - Boris Chatalbashev
Date: 2022-07-21
White: Ari Issakainen
Black: Boris Chatalbashev
BlackTitle: GM
Result: 0-1
ECO: D85
Opening: Grünfeld Defense: Exchange Variation
Variant: Standard

1. d4 { [%eval 0.0] } 1... Nf6 { [%eval 0.23] } 2. c4 { [%eval 0.34] } 2... g6 { [%eval 0.3] } 3. Nc3 { [%eval 0.31] } 3... d5 { [%eval 0.2] } 4. cxd5 { [%eval 0.4] } 4... Nxd5 { [%eval 0.19] } 5. Bd2 { [%eval 0.21] } 5... Nb6 { [%eval 0.01] } 6. Bf4 { [%eval 0.34] } 6... Bg7 { [%eval 0.43] } 7. Nf3 { [%eval 0.33] } 7... O-O { [%eval 0.3] } 8. e3 { [%eval 0.33] } 8... N8d7?! { [%eval 0.99] } { Inaccuracy. c5 was best. } 9. Be2 { [%eval 0.97] } 9... c5 { [%eval 1.23] } 10. d5 { [%eval 1.0] } 10... c4 { [%eval 1.39] } 11. e4 { [%eval 1.33] } 11... Nc5 { [%eval 1.38] } 12. Qc2?? { [%eval -0.7] } { Blunder. Be5 was best. } 12... Bg4?! { [%eval 0.14] } { Inaccuracy. Bxc3+ was best. } 13. Rd1 { [%eval 0.25] } 13... Rc8 { [%eval 0.37] } 14. O-O { [%eval 0.53] } 14... Bxf3 { [%eval 0.54] } 15. gxf3 { [%eval 0.25] } 15... Qd7 { [%eval 0.1] } 16. Rfe1 { [%eval 0.12] } 16... Rfd8 { [%eval 0.14] } 17. Bf1 { [%eval 0.4] } 17... Nba4 { [%eval 0.42] } 18. Nxa4 { [%eval 0.57] } 18... Nxa4 { [%eval 0.61] } 19. Rb1? { [%eval -0.95] } { Mistake. e5 was best. } 19... b5 { [%eval -0.57] } 20. h4?! { [%eval -1.13] } { Inaccuracy. b3 was best. } 20... e6?! { [%eval -0.04] } { Inaccuracy. c3 was best. } 21. Bg5 { [%eval -0.51] } 21... Re8 { [%eval -0.3] } 22. Red1 { [%eval -0.19] } 22... Nc5 { [%eval 0.23] } 23. Bh3 { [%eval -0.28] } 23... Nd3 { [%eval -0.26] } 24. b3 { [%eval -0.66] } 24... h6 { [%eval -0.49] } 25. Be3 { [%eval -0.24] } 25... Qe7 { [%eval -0.21] } 26. bxc4 { [%eval -0.58] } 26... bxc4 { [%eval -0.37] } 27. dxe6 { [%eval -0.72] } 27... fxe6 { [%eval -0.62] } 28. h5? { [%eval -2.17] } { Mistake. Bf1 was best. } 28... gxh5? { [%eval -0.91] } { Mistake. Qf7 was best. } 29. Rb5?? { [%eval -2.75] } { Blunder. Rxd3 was best. } 29... Qf7 { [%eval -2.4] } 30. Bg2?! { [%eval -3.11] } { Inaccuracy. Qe2 was best. } 30... a6 { [%eval -3.08] } 31. Rb6 { [%eval -2.87] } 31... Kh8 { [%eval -2.63] } 32. Rdb1?! { [%eval -3.7] } { Inaccuracy. f4 was best. } 32... Ne5?? { [%eval -0.85] } { Blunder. Be5 was best. } 33. f4 { [%eval -0.96] } 33... Ng4?! { [%eval -0.08] } { Inaccuracy. Nd3 was best. } 34. Rxa6?! { [%eval -0.69] } { Inaccuracy. e5 was best. } 34... c3 { [%eval -0.76] } 35. Rab6?? { [%eval -5.82] } { Blunder. e5 was best. } 35... Red8 { [%eval -5.58] } 36. Bf3 { [%eval -7.03] } 36... Nxe3 { [%eval -7.53] } 37. fxe3 { [%eval -7.3] } 37... Rd2 { [%eval -7.88] } 38. Qb3?? { [%eval #-6] } { Checkmate is now unavoidable. Qxd2 was best. } 38... Qg6+ { [%eval #-5] } 39. Kf1 { [%eval #-5] } 39... Qg3 { [%eval #-4] } 40. Be2 { [%eval #-4] } 40... Qxe3 { [%eval #-5] } 41. Ke1 { [%eval #-1] } 0-1