[Event "Olympiad for People with Disabilities"] [Site "Samarkand, Uzbekistan"] [Date "2026.09.17"] [Round "7.56"] [White "Solomna, Svitlana"] [Black "Atassi, Celine"] [Result "0-1"] [WhiteElo "1625"] [WhiteTeam "Ukraine"] [WhiteFideId "14150271"] [BlackElo "1847"] [BlackTitle "WCM"] [BlackTeam "United States of America"] [BlackFideId "39916820"] [TimeControl "90 minutes for the first 40 moves, followed by 30 minutes for the rest of the game with anincrement of 30 seconds per move starting from move 1"] [Variant "Standard"] [ECO "A45"] [Opening "Indian Defense: Accelerated London System"] [StudyName "3rd FIDE Olympiad for People with Disabilities"] [ChapterName "Solomna, Svitlana - Atassi, Celine"] [ChapterURL "https://lichess.org/study/pZmA0a5Q/ebUHhInz"] [Annotator "https://lichess.org/@/ChessLifeOnline"] [Orientation "white"] 1. d4 { [%clk 1:30:57] } 1... Nf6 { [%clk 1:30:59] } 2. Bf4 { [%clk 1:31:04] } 2... d5 { [%clk 1:31:27] } 3. e3 { [%clk 1:30:29] } 3... c5 { [%clk 1:31:54] } 4. c3 { [%clk 1:30:16] } 4... Nc6 { [%clk 1:32:21] } 5. Bd3 { White avoids the old main line of the London System by delaying Ng1-f3. } { [%clk 1:28:41] } 5... Qb6 { [%clk 1:32:14] } 6. Qc1 { There are some lines where the queen is fine here. But, without Ng1-f3, White can't fight for control of the center, and Black can punish this move in a clever way. } { [%clk 1:27:04] } (6. b3 { is the most popular move, but if you play this line you should also be aware that }) (6. b4!? { is playable, and also that White can gambit the b2-pawn with decent chances. }) 6... c4 { The normal move, but if you hate playing against the London System, you should learn the following motif: } { [%clk 1:31:56] } (6... cxd4! 7. cxd4 (7. exd4?! e5! { is the key idea here, and one that is only possible thanks to White's choice to delay Ng1-f3. } 8. dxe5 Ng4 9. Bg3 Bc5 $17 { is a surprisingly effective use of the g1-a7 diagonal! }) 7... Nb4 { is nice, as White's bishop needs to be on the b1-h7 diagonal to prevent ... Bc8-f5 and ... Nb4-c2, and that means parting with the piece with the most attacking potential. } { [%cal Rd3b1] } (7... g5 { is a very clever, but admittedly more complicated, inclusion. } 8. Bxg5?! { should be avoided, as now } (8. Bg3 Nb4 9. Bc2 Ne4 { Black can have fun with the bonus kingside space. }) 8... Nb4 9. Bc2 Ne4 { gives Black the previous variation with tempo on a hanging bishop as a bonus. } { [%cal Gc8f5] })) 7. Bc2 { [%clk 1:27:01] } 7... Bg4 { [%clk 1:30:28] } 8. h3 { [%clk 1:24:20] } 8... Bh5 { [%clk 1:30:54] } 9. Nd2 { [%clk 1:23:42] } 9... Bg6 { [%clk 1:27:55] } 10. Bxg6 { [%clk 1:18:44] } 10... hxg6 { [%clk 1:28:23] } 11. Ngf3 { [%clk 1:02:13] } 11... e6 { Black has traded off her bad bishop for White's good bishop and enjoys a nominal space advantage on the queenside. White still should be fine, but this is not an easy structure to navigate as White does not have clear attacking plans. } { [%clk 1:27:57] } 12. Ne5?! { [%clk 0:59:49] } (12. h4! { might be best, anticipating ... g6-g5 ideas. }) (12. O-O Be7 13. Re1 O-O 14. e4 { gives White a slight advantage in the center, but } 14... dxe4 15. Nxe4 (15. Nxc4 Qa6 16. Nfe5 b5!? 17. Nxc6 Qxc6 18. Ne5 Qd5 $10) 15... Qd8 { shouldn't be too hard to play against. } { [%cal Gb7b5] }) 12... Nxe5 { [%clk 1:26:44] } (12... g5! { is also clever. } 13. Bxg5 (13. Bh2 Nxe5 14. dxe5 Nd7 $17 { gives Black the game variation with slightly more space. }) 13... Nxe5 14. dxe5 Nd7 15. Bf4 g5 16. Bxg5 Nxe5 { [%cal Ge5d3] } 17. O-O Nd3 $15 { Black's incredible knight will compensate for the pawn. }) 13. dxe5 { [%clk 0:56:29] } 13... Nd7 { [%clk 1:26:56] } 14. Nf3 { [%clk 0:56:05] } 14... Nc5 { Making good use of the weakened light squares. } { [%clk 1:27:10] } 15. O-O { [%clk 0:54:56] } 15... Nd3 { [%clk 1:25:25] } 16. Qc2 { [%clk 0:54:47] } 16... Bc5 { [%clk 1:19:39] } 17. Rab1 { [%clk 0:53:06] } 17... O-O { [%clk 1:19:22] } 18. b4?! { White chooses to play on the side of the board where she has less space. This is often dangerous, but the alternatives were passive, so the choice is very understandable. } { [%clk 0:40:23] } 18... Be7 { Black correctly understands that, now, she has a much better position long-term, so there's no reason to transform the structure. } { [%clk 1:19:39] } 19. Ne1 { [%clk 0:38:56] } 19... g5 { Gaining space on the kingside! } { [%clk 1:17:04] } 20. Bh2 { [%clk 0:34:26] } 20... Nxe1 { [%clk 1:17:10] } 21. Rfxe1 { [%clk 0:34:26] } 21... Rad8 { [%clk 1:15:53] } (21... a5! { Now is the time to try and improve on the queenside. Black makes good use of the a-file even after } 22. b5 { due to } 22... a4 $17 { when the lateral mobility is very pleasant. } { [%cal Ga8a5] }) 22. Red1 { [%clk 0:33:41] } 22... Qc6 { [%clk 1:12:46] } 23. a4 { Now, White's queenside expansion starts to come together. } { [%clk 0:31:00] } 23... g6 { [%clk 1:10:19] } 24. a5 { [%clk 0:25:04] } 24... b5 { [%clk 1:09:07] } 25. axb6?! { [%clk 0:24:09] } (25. Rd4 { White has space on the queenside. Why disrupt things? }) 25... axb6 { [%clk 1:09:28] } 26. Ra1 { [%clk 0:23:01] } 26... Ra8 { [%clk 1:09:48] } 27. Bg3 { [%clk 0:18:10] } 27... b5 { [%clk 1:08:41] } 28. Qb2 { [%clk 0:11:35] } 28... Ra4 { Creating a passed pawn pays off for Black in the game, but there was a better plan here. } { [%clk 1:07:59] } (28... Rxa1! 29. Rxa1 Ra8 30. Rxa8+ { White doesn't want to concede the a-file, so this is hard to turn down. } (30. Kh2 Ra6 { will force the trade soon enough. } { [%cal Gc6a8] }) 30... Qxa8 31. Kh2 Qa4 $17 { Black hasn't created a passed pawn, but the inroads into White's queenside are tremendous! }) 29. Rxa4 { [%clk 0:10:58] } 29... bxa4 { [%clk 1:08:27] } 30. Ra1 { [%clk 0:10:23] } 30... Qb5 { [%clk 1:08:29] } 31. f3 { [%clk 0:09:30] } 31... Ra8 { [%clk 1:07:45] } 32. Be1?! { White is desperately trying to bring her bad bishop back into the game. But does this really help? Without e3-e4, the bishop isn't doing anything from here or from d2. But e3-e4 allows ... d5-d4 ideas when the b-pawn is weak, not to mention simply taking on e4 and playing against the doubled, isolated e-pawns. } { [%clk 0:09:19] } (32. Ra3 { is best. Rooks aren't great blockaders, but this one is hard to dislodge. } 32... Bd8 $15) 32... Bd8 { [%clk 1:07:37] } 33. Qc1 { [%clk 0:08:48] } 33... Qb6 { [%clk 1:07:18] } 34. Bd2? { [%clk 0:07:59] } (34. Bg3 { Bad bishops make good defenders, so this might be the best use of the bishop. } 34... Bc7 $17) 34... Bc7 { White is just losing a key pawn now! } { [%clk 1:07:34] } 35. Ra3 { [%clk 0:06:41] } 35... Bxe5 { [%clk 1:07:33] } 36. Qe1 { [%clk 0:04:42] } 36... Bc7 { [%clk 1:07:09] } 37. g3 { [%clk 0:04:22] } 37... Qd6 { [%clk 1:06:48] } 38. Kg2 { [%clk 0:04:32] } 38... e5 $19 { Black dominants the center and controls all the pawn levers. Black is strategically winning, and now it won't be long until the dominant position rewards her with a winning tactic. } { [%clk 1:05:45] } 39. Qd1 { [%clk 0:03:43] } 39... Qd7 { [%clk 1:04:14] } 40. Be1 { [%clk 0:03:41] } 40... Qc6 { [%clk 1:03:56] } 41. Kh2 { [%clk 0:01:33] } 41... Kg7 { [%clk 1:02:47] } 42. Qd2 { [%clk 0:30:29] } 42... Rh8 { [%clk 1:32:48] } 43. Qg2 { [%clk 0:29:07] } 43... e4 { [%clk 1:29:40] } 44. fxe4 { [%clk 0:26:13] } 44... dxe4 { [%clk 1:30:07] } 45. Kg1 { [%clk 0:20:58] } 45... Qd5 { [%clk 1:27:51] } 46. Bd2 { [%clk 0:14:12] } 46... Rd8 { [%clk 1:27:01] } 47. Ra2 { [%clk 0:14:10] } 47... Qd3 { [%clk 1:24:48] } 48. Kh2 { [%clk 0:13:11] } 48... Qb1 { [%clk 1:24:52] } 49. Be1 { [%clk 0:06:48] } 49... Qxe1 { [%clk 1:25:12] } 50. Re2 { [%clk 0:06:04] } 50... Bxg3+ { [%clk 1:25:31] } 0-1