[Event "Czech Women's Championship 2024"] [Site "Ostrava CZE"] [Date "2024.05.04"] [Round "4.1"] [White "Sikorova, Olga"] [Black "Rybackova, Lucie"] [Result "1-0"] [WhiteElo "2167"] [WhiteTitle "WGM"] [WhiteFideId "307033"] [BlackElo "2032"] [BlackTitle "WGM"] [BlackFideId "23739207"] [TimeControl "40/5400+30:1800+30"] [Variant "Standard"] [ECO "A29"] [Opening "English Opening: King's English Variation, Four Knights Variation, Fianchetto Line"] [Annotator "https://lichess.org/broadcast/-/-/oxcMRu8m"] [StudyName "Round 4.1"] [ChapterName "Sikorova, Olga - Rybackova, Lucie"] [Source "https://lichess.org/study/oxcMRu8m/yolN3jEE"] [Orientation "white"] 1. c4 { [%eval 0.07] [%clk 1:30:56] } 1... e5 { [%eval 0.25] [%clk 1:30:51] } 2. g3 { [%eval 0.07] [%clk 1:31:11] } 2... Nf6 { [%eval 0.25] [%clk 1:31:08] } 3. Bg2 { [%eval 0.16] [%clk 1:31:33] } 3... d5 { [%eval 0.16] [%clk 1:31:28] } 4. cxd5 { [%eval 0.17] [%clk 1:31:54] } 4... Nxd5 { [%eval 0.21] [%clk 1:31:47] } 5. Nf3 { [%eval 0.17] [%clk 1:32:10] } 5... Nc6 { [%eval 0.19] [%clk 1:31:54] } 6. O-O { [%eval 0.15] [%clk 1:32:30] } 6... Be7 { [%eval 0.15] [%clk 1:30:18] } 7. d4 { [%eval 0.14] [%clk 1:32:21] } 7... exd4 { [%eval 0.25] [%clk 1:15:59] } 8. Nxd4 { [%eval 0.37] [%clk 1:32:42] } 8... O-O { [%eval 0.8] [%clk 1:13:46] } 9. Nxc6 { [%eval 0.84] [%clk 1:32:07] } 9... bxc6 { [%eval 0.81] [%clk 1:14:16] } 10. a3 { [%eval 0.56] [%clk 1:24:18] } 10... Bf6?! { [%eval 1.23] } { Inaccuracy. Qd6 was best. } { [%clk 1:11:52] } (10... Qd6) 11. Qc2 { [%eval 1.17] [%clk 1:22:38] } 11... Bb7?! { [%eval 1.8] } { Inaccuracy. Rb8 was best. } { [%clk 1:05:05] } (11... Rb8 12. Nd2 Re8 13. Ne4 Be5 14. Ng5 g6 15. e4 Nb6 16. Nf3 Bg7 17. Bg5 Qd6 18. Rfd1) 12. Nd2 { [%eval 1.71] [%clk 1:20:51] } 12... Qe7 { [%eval 1.84] [%clk 1:03:23] } 13. Nb3 { [%eval 1.78] [%clk 1:18:32] } 13... Rab8 { [%eval 2.36] [%clk 0:51:08] } 14. e4 { [%eval 2.4] [%clk 1:12:18] } 14... Nb6 { [%eval 2.3] [%clk 0:51:02] } 15. Na5?! { [%eval 1.39] } { Inaccuracy. Re1 was best. } { [%clk 1:07:47] } (15. Re1 Rfe8 16. Be3 Qe5 17. Rab1 Qh5 18. Nc5 Bc8 19. Nd3 Bd7 20. Nb4 c5 21. Na6 Rbc8) 15... Qe6 { [%eval 1.65] [%clk 0:48:28] } 16. Bf4 { [%eval 1.76] [%clk 1:01:22] } 16... Ba6 { [%eval 1.73] [%clk 0:34:32] } 17. Rfe1 { [%eval 1.59] [%clk 0:56:49] } 17... Nc4 { [%eval 1.88] [%clk 0:30:23] } 18. Nxc4? { [%eval 0.71] } { Mistake. e5 was best. } { [%clk 0:54:40] } (18. e5) 18... Qxc4 { [%eval 0.8] [%clk 0:30:34] } 19. Qxc4 { [%eval 1.05] [%clk 0:53:44] } 19... Bxc4 { [%eval 0.77] [%clk 0:31:02] } 20. Rac1 { [%eval 0.66] [%clk 0:53:20] } 20... Bb5?! { [%eval 1.75] } { Inaccuracy. Be6 was best. } { [%clk 0:24:30] } (20... Be6 21. e5 Be7 22. b4 c5 23. bxc5 Rfd8 24. Be3 h6 25. h4 a5 26. Bc6 Rb3 27. a4) 21. e5 { [%eval 1.96] [%clk 0:53:22] } 21... Be7 { [%eval 1.87] [%clk 0:24:38] } 22. Bxc6?! { [%eval 1.09] } { Inaccuracy. Be3 was best. } { [%clk 0:51:47] } (22. Be3 a5) 22... Bxc6 { [%eval 0.93] [%clk 0:25:00] } 23. Rxc6 { [%eval 1.04] [%clk 0:52:16] } 23... Rxb2 { [%eval 1.07] [%clk 0:25:13] } 24. a4 { [%eval 0.89] [%clk 0:51:07] } 24... Bb4 { [%eval 1.0] [%clk 0:22:53] } 25. Rd1 { [%eval 1.13] [%clk 0:48:22] } 25... Ba5? { [%eval 2.56] } { Mistake. h6 was best. } { [%clk 0:22:38] } (25... h6 26. Rd7) 26. Be3?? { [%eval 0.6] } { Blunder. Rd5 was best. } { [%clk 0:45:26] } (26. Rd5 Rb6 27. Rxc7 Rb1+ 28. Rc1 Rxc1+ 29. Bxc1 Rc8 30. Be3 Bb6 31. Bxb6 axb6 32. Rb5 g5) 26... Ra2 { [%eval 0.59] [%clk 0:17:57] } 27. Bxa7 { [%eval 0.5] [%clk 0:38:30] } 27... Re8 { [%eval 0.71] [%clk 0:14:12] } 28. Rc4 { [%eval 0.39] [%clk 0:34:22] } 28... g6? { [%eval 1.57] } { Mistake. h5 was best. } { [%clk 0:14:15] } (28... h5 29. Rd5 Bb6 30. Bxb6 cxb6 31. Rh4 g6 32. Re4 Re7 33. Rd6 Rb2 34. h3 Kh7 35. g4) 29. Rd7 { [%eval 1.69] [%clk 0:28:57] } 29... Re2?! { [%eval 2.78] } { Inaccuracy. h6 was best. } { [%clk 0:08:49] } (29... h6) 30. Rf4 { [%eval 3.22] [%clk 0:28:04] } 30... R2xe5?! { [%eval 4.86] } { Inaccuracy. Rd2 was best. } { [%clk 0:03:32] } (30... Rd2 31. Rdxf7 Rdd8 32. Rf3 Rxe5 33. Be3 Ree8 34. Bh6 c5 35. Rg7+ Kh8 36. Rff7 Bc3 37. Rxh7+) 31. Rfxf7 { [%eval 4.84] [%clk 0:28:14] } 31... Rh5? { [%eval 8.97] } { Mistake. Re1+ was best. } { [%clk 0:02:49] } (31... Re1+ 32. Kg2 Bc3 33. Rxh7 c6 34. Rb7 Rc8 35. Rhc7 Ree8 36. Be3 Red8 37. h4 Rxc7 38. Rxc7) 32. Rg7+ { [%eval 10.56] [%clk 0:27:47] } 32... Kh8 { [%eval 10.85] [%clk 0:03:12] } 33. Bd4 { [%eval 10.62] [%clk 0:28:03] } 1-0