Event: 32nd Annual Chicago Open
Site: ChessKast.com
Date: 2023-05-29
White: Yuanchen Zhang
Black: Vaseegaran Nandhakumar
Result: 1/2-1/2
ECO: B29
Opening: Sicilian Defense: Nimzowitsch Variation, Closed Variation
Variant: Standard

1. e4 { [%eval 0.36] [%clk 0:19:28] } 1... c5 { [%eval 0.32] [%clk 0:00:01] } 2. Nf3 { [%eval 0.0] [%clk 0:00:01] } 2... Nf6?! { [%eval 0.71] } { Inaccuracy. d6 was best. } { [%clk 0:00:01] } 3. Nc3 { [%eval 0.32] [%clk 0:03:36] } 3... e6 { [%eval 0.71] [%clk 0:00:01] } 4. d4 { [%eval 0.26] [%clk 0:14:57] } 4... d5?! { [%eval 0.85] } { Inaccuracy. cxd4 was best. } { [%clk 0:00:04] } 5. exd5 { [%eval 0.62] [%clk 0:05:31] } 5... Nxd5 { [%eval 0.69] [%clk 0:00:01] } 6. Nxd5 { [%eval 0.79] [%clk 1:50:15] } 6... Qxd5 { [%eval 0.83] [%clk 0:00:01] } 7. Be3 { [%eval 0.8] [%clk 0:00:01] } 7... cxd4 { [%eval 0.81] [%clk 0:00:01] } 8. Qxd4 { [%eval 0.75] [%clk 0:00:03] } 8... Qxd4 { [%eval 0.75] [%clk 0:00:01] } 9. Nxd4 { [%eval 0.84] [%clk 0:00:01] } 9... a6 { [%eval 0.77] [%clk 0:00:01] } 10. Be2 { [%eval 0.65] [%clk 0:40:03] } 10... e5 { [%eval 0.66] [%clk 0:00:04] } 11. Nb3 { [%eval 0.72] [%clk 0:00:03] } 11... Nc6 { [%eval 0.63] [%clk 0:00:32] } 12. O-O-O { [%eval 0.64] [%clk 0:00:01] } 12... Be7 { [%eval 0.77] [%clk 0:00:04] } 13. Bf3 { [%eval 0.75] [%clk 0:00:00] } 13... O-O { [%eval 1.28] [%clk 0:00:01] } 14. Bxc6 { [%eval 0.86] [%clk 0:00:02] } 14... bxc6 { [%eval 0.94] [%clk 0:00:00] } 15. Na5 { [%eval 0.78] [%clk 0:00:01] } 15... Bf5?! { [%eval 1.82] } { Inaccuracy. Re8 was best. } { [%clk 0:00:06] } 16. Nxc6 { [%eval 1.8] [%clk 0:00:01] } 16... Bf6 { [%eval 1.82] [%clk 0:00:00] } 17. Rd6 { [%eval 2.01] [%clk 0:00:03] } 17... Rfe8 { [%eval 1.98] [%clk 0:00:00] } 18. Rhd1 { [%eval 2.03] [%clk 0:00:01] } 18... h6 { [%eval 2.31] [%clk 0:00:07] } 19. f3 { [%eval 1.81] [%clk 0:00:00] } 19... Rac8 { [%eval 2.08] [%clk 0:00:01] } 20. c3 { [%eval 1.5] [%clk 0:00:03] } 20... Re6 { [%eval 1.61] [%clk 0:00:01] } 21. Rxe6 { [%eval 1.7] [%clk 0:00:02] } 21... Bxe6 { [%eval 1.81] [%clk 0:00:00] } 22. Rd6 { [%eval 1.56] [%clk 0:00:01] } 22... Kh7 { [%eval 1.6] [%clk 0:00:05] } 23. Na7 { [%eval 1.61] [%clk 0:00:01] } 23... Ra8 { [%eval 1.43] [%clk 0:00:00] } 24. Rxa6 { [%eval 1.63] [%clk 0:00:00] } 24... Bc4 { [%eval 1.39] [%clk 0:00:00] } 25. Rd6 { [%eval 1.14] [%clk 0:00:01] } 25... Bg5 { [%eval 1.25] [%clk 0:00:02] } 26. Bxg5 { [%eval 1.2] [%clk 0:00:01] } 26... Rxa7 { [%eval 1.14] [%clk 0:00:01] } 27. Be3 { [%eval 1.16] [%clk 0:00:03] } 27... Rxa2 { [%eval 1.01] [%clk 0:00:02] } 28. Kc2 { [%eval 1.17] [%clk 0:00:01] } 28... f5?! { [%eval 1.78] } { Inaccuracy. Ra1 was best. } { [%clk 0:00:06] } 29. Rd7?! { [%eval 1.19] } { Inaccuracy. Rc6 was best. } { [%clk 0:00:04] } 29... Kg6 { [%eval 1.48] [%clk 0:00:01] } 30. g3 { [%eval 0.93] [%clk 0:00:04] } 30... Ra1 { [%eval 1.09] [%clk 0:00:01] } 31. Bc1 { [%eval 0.59] [%clk 0:00:02] } 31... Be2 { [%eval 0.77] [%clk 0:00:04] } 32. f4?! { [%eval 0.22] } { Inaccuracy. b4 was best. } { [%clk 0:00:02] } 32... e4 { [%eval 0.31] [%clk 0:00:00] } 33. Be3 { [%eval 0.2] [%clk 0:00:03] } 33... Rh1 { [%eval 0.33] [%clk 0:00:01] } 34. Bd4 { [%eval 0.0] [%clk 0:00:05] } 34... Bd1+ { [%eval 0.16] [%clk 0:00:01] } 35. Kd2 { [%eval 0.17] [%clk 0:00:00] } 35... Bb3 { [%eval 0.57] [%clk 0:00:02] } 36. Rxg7+ { [%eval 0.76] [%clk 0:00:01] } 36... Kh5 { [%eval 0.72] [%clk 0:00:00] } 37. Ke3?! { [%eval 0.0] } { Inaccuracy. Bf2 was best. } { [%clk 0:00:04] } 37... Rxh2 { [%eval 0.06] [%clk 0:00:00] } 38. g4+ { [%eval 0.0] [%clk 0:00:00] } 38... fxg4 { [%eval 0.04] [%clk 0:00:00] } 39. Kxe4 { [%eval 0.0] [%clk 0:00:01] } 39... Rxb2 { [%eval 0.0] [%clk 0:00:02] } 40. f5 { [%eval 0.0] [%clk 0:00:00] } 40... Bc2+ { [%eval 0.0] [%clk 0:00:01] } 41. Kf4 { [%eval 0.0] [%clk 0:00:00] } 41... Rb5 { [%eval 0.0] [%clk 0:00:01] } 42. Be5 { [%eval -0.23] [%clk 0:00:00] } 42... Rb1 { [%eval -0.15] [%clk 0:00:01] } 43. f6 { [%eval -0.08] [%clk 0:00:06] } 43... Rf1+ { [%eval -0.05] [%clk 0:00:01] } 44. Ke3 { [%eval -0.15] [%clk 0:00:00] } 1/2-1/2