Event: Fagernes Chess International 2023
Site: Fagernes, Norway
Date: 2023-04-02
White: Biswas, Sourath
WhiteTitle: FM
WhiteElo: 2265
Black: Chatterjee, Koustav
BlackTitle: IM
BlackElo: 2520
Result: 0-1
ECO: A15
Opening: English Opening: Anglo-Indian Defense, King's Knight Variation
Variant: Standard
TimeControl: 100 minutes/40 moves + 40 minutes/rest with 30 seconds increment from move 1

1. Nf3 { [%eval 0.36] [%clk 1:40:40] } 1... Nf6 { [%eval 0.29] [%clk 1:40:02] } 2. c4 { [%eval 0.29] [%clk 1:41:03] } 2... e6 { [%eval 0.22] [%clk 1:40:09] } 3. b3 { [%eval 0.14] [%clk 1:41:19] } 3... d5 { [%eval 0.1] [%clk 1:38:47] } 4. Bb2 { [%eval 0.08] [%clk 1:38:29] } 4... Bd6 { [%eval 0.14] [%clk 1:37:04] } 5. g3 { [%eval 0.0] [%clk 1:37:46] } 5... c5 { [%eval 0.22] [%clk 1:35:18] } 6. cxd5 { [%eval 0.06] [%clk 1:35:56] } 6... exd5 { [%eval 0.1] [%clk 1:35:40] } 7. Bg2 { [%eval -0.1] [%clk 1:36:24] } 7... Nc6 { [%eval 0.33] [%clk 1:30:03] } 8. O-O { [%eval 0.16] [%clk 1:35:48] } 8... d4 { [%eval -0.06] [%clk 1:28:49] } 9. e3 { [%eval 0.0] [%clk 1:16:34] } 9... O-O { [%eval 0.08] [%clk 1:23:27] } 10. Na3 { [%eval 0.15] [%clk 1:06:02] } 10... Bg4 { [%eval 0.14] [%clk 1:05:37] } 11. Qb1?! { [%eval -0.42] } { Inaccuracy. exd4 was best. } { [%clk 0:53:52] } 11... Re8 { [%eval -0.41] [%clk 0:58:39] } 12. Re1 { [%eval -0.5] [%clk 0:44:34] } 12... Qd7 { [%eval -0.49] [%clk 0:50:49] } 13. exd4 { [%eval -0.33] [%clk 0:28:09] } 13... cxd4 { [%eval -0.43] [%clk 0:49:13] } 14. Qd3 { [%eval -0.42] [%clk 0:21:11] } 14... Bf5 { [%eval -0.35] [%clk 0:39:23] } 15. Qc4?! { [%eval -1.31] } { Inaccuracy. Qf1 was best. } { [%clk 0:18:02] } 15... Be4 { [%eval -1.29] [%clk 0:37:01] } 16. Nh4?! { [%eval -2.14] } { Inaccuracy. Qe2 was best. } { [%clk 0:05:33] } 16... Bxa3 { [%eval -2.12] [%clk 0:33:08] } 17. Bxa3 { [%eval -2.19] [%clk 0:05:41] } 17... Ne5 { [%eval -2.1] [%clk 0:33:31] } 18. Qa4? { [%eval -4.16] } { Mistake. Qf1 was best. } { [%clk 0:05:19] } 18... b5 { [%eval -4.27] [%clk 0:32:37] } 19. Qa6 { [%eval -4.67] [%clk 0:05:44] } 19... Re6?! { [%eval -3.24] } { Inaccuracy. Bxg2 was best. } { [%clk 0:32:21] } 20. Qa5?! { [%eval -4.48] } { Inaccuracy. Rxe4 was best. } { [%clk 0:06:09] } 20... Bxg2 { [%eval -4.22] [%clk 0:32:44] } 21. Kxg2?! { [%eval -5.45] } { Inaccuracy. Rxe5 was best. } { [%clk 0:06:12] } 21... Qb7+ { [%eval -5.41] [%clk 0:32:41] } 22. Kg1 { [%eval -5.37] [%clk 0:05:51] } 22... Nc6 { [%eval -5.49] [%clk 0:33:02] } 0-1