[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.04"]
[Round "1.1"]
[White "Song, Micheal"]
[Black "Korley, Kassa"]
[Result "*"]
[ECO "D02"]
[WhiteElo "2408"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,72,-1,-11,0,4,35,14,46,50,39,0,7,0,3,0,0,0,0,-22,0,-25,-7,-12,-2,-28,-7,0,0,-16,0,0,0,0,29,-23,-22,-61,-24,-66,-66,-102,-39,-43,-45,-47,0,0,-10,-38,-48,-38,-55,-45,-37,-53,-7,-39,-39,-36,-22,-59,-49,-41,-58]} 1. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:26]} Nf6 {[%emt 0:00:06]} 3. Bf4 {[%emt 0:00:18]} e6 {[%emt 0:00:30]} 4. e3 {[%emt 0:00:17]} Bd6 {[%emt 0:00:03]} 5. Ne5 {[%emt 0:00:15]} O-O {[%emt 0:00:52]} 6. Nd2 {[%emt 0:00:16]} b6 {[%emt 0:00:38] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 7. h4 {[%emt 0:00:12][%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32] is now more promising than 7.Bd3.} Nfd7 {[%emt 0:01:01] [#]} 8. h5 $146 {[%emt 0:05:16]} ({Predecessor:} 8. Bd3 f5 9. Ndf3 Nxe5 10. dxe5 Be7 11. g4 Ba6 12. gxf5 Bxd3 13. Qxd3 Rxf5 14. Nd4 {1-0 (33) Demchenko,A (2641)-Weetik,V (2423) Chess.com INT 2020}) 8... Nxe5 {[%emt 0:01:14] The position is equal.} 9. dxe5 {[%emt 0:00:47]} Be7 {[%emt 0:00:03]} 10. h6 {[%emt 0:00:49] [#] Black must now prevent hxg7.} (10. Qg4 $5 {[%cal Rf4h6]}) 10... g6 {[%emt 0:00:05]} 11. c3 {[%emt 0:06:12]} Ba6 {[%emt 0:00:05]} 12. Bxa6 {[%emt 0:02:47]} Nxa6 {[%emt 0:00:03]} 13. O-O {[%emt 1:19:20]} Nc5 {[%emt 0:00:09]} 14. Qc2 {[%emt 1:17:37]} Qe8 {[%emt 0:12:11]} 15. a4 {[%emt 0:11:01]} a5 {[%emt 0:05:57]} 16. Nf3 {[%emt 0:00:12] Inhibits g5.} c6 {[%emt 0:05:30]} 17. Nd4 {[%emt 0:19:42]} Na6 {[%emt 1:10:27]} 18. e4 {[%emt 0:03:19]} Nc5 {[%emt 0:00:38]} 19. exd5 {[%emt 0:00:41]} exd5 {[%emt 0:00:12]} 20. Rad1 {[%emt 0:12:01]} Ne6 {[%emt 0:06:40]} 21. Be3 {[%emt 0:00:09]} Bc5 {[%emt 0:03:22]} 22. Nxe6 {[%emt 0:04:01]} (22. f4 $142) 22... fxe6 $11 {[%emt 0:00:50]} 23. Qe2 {[%emt 0:07:29]} Qe7 {[%emt 0:00:40]} (23... Rf5 $5 {[%cal Rf5e5]}) 24. Bd4 {[%emt 0:05:06]} Rf5 {[%emt 0:04:40]} 25. g3 {[%emt 0:00:17] Inhibits Qh4.} Qg5 {[%emt 0:01:59]} ({Better is} 25... Qf8 $17 26. Qe3 Rh5) 26. Qe3 $1 $15 {[%emt 0:00:21]} Qxe3 {[%emt 0:02:34]} 27. fxe3 {[%emt 0:00:05]} Raf8 {[%emt 0:00:09]} 28. Rxf5 {[%emt 0:01:52]} gxf5 $11 {[%emt 0:03:03][%mdl 4096] Endgame KRB-KRB} 29. b4 {[%emt 0:02:01]} axb4 {[%emt 0:04:47]} 30. cxb4 {[%emt 0:00:06]} Bxb4 {[%emt 0:00:21] [#] Hoping for ...c5.} 31. Bxb6 {[%emt 0:00:07][%cal Og3g4]} c5 {[%emt 0:00:16]} 32. Kf2 {[%emt 0:02:19]} Ra8 {[%emt 0:01:50]} (32... Kf7 $1 $15) 33. a5 {[%emt 0:00:22][%cal Og3g4]} (33. g4 $5) 33... Kf7 {[%emt 0:00:41]} (33... Bxa5 $2 34. Ra1 $18) 34. g4 {[%emt 0:02:26]} fxg4 {[%emt 0:01:50] And now ...Kg6 would win.} 35. Rg1 {[%emt 0:00:01]} Kg6 {[%emt 0:04:36]} ({Don't play} 35... c4 36. Rxg4 Bf8 37. Rf4+ Ke8 38. Ke2 $11) 36. Rxg4+ {[%emt 0:00:06]} Kxh6 {[%emt 0:01:19] Weighted Error Value: White=0.16 (very precise) /Black=0.15 (very precise)} *

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "1.1"]
[White "Song, Michael"]
[Black "Korley, Kassa"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,88,-6,-2,2,-8,37,13,54,49,41,0,0,0,0,0,0,0,0,-18,-6,-25,-5,-13,-9,-27,0,-13,0,0,0,0,0,0,19,-26,-38,-56,-27,-59,-70,-93,-42,-34,-35,-50,-11,-11,-13,-38,-33,-41,-39,-39,-7,-66,0,-12,-19,-60,-38,-64,-39,-33,-53,-50,-43,-55,0,0,0,0,-12,-16,-9,-16,-27,-663,-608,-481,-478]} 1. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:26]} Nf6 {[%emt 0:00:06]} 3. Bf4 {[%emt 0:00:18]} e6 {[%emt 0:00:30]} 4. e3 {[%emt 0:00:17]} Bd6 {[%emt 0:00:03]} 5. Ne5 {[%emt 0:00:15]} O-O {[%emt 0:00:52]} 6. Nd2 {[%emt 0:00:16]} b6 {[%emt 0:00:38] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 7. h4 {[%emt 0:00:12][%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32] is more profitable than 7.Bd3 at the moment.} Nfd7 {[%emt 0:01:01] [#]} 8. h5 $146 {[%emt 0:05:16]} (8. Qg4 {feels hotter.} Kh8 9. O-O-O Qe7 10. Bd3) ({Predecessor:} 8. Bd3 f5 9. Ndf3 Nxe5 10. dxe5 Be7 11. g4 Ba6 12. gxf5 Bxd3 13. Qxd3 Rxf5 14. Nd4 {1-0 (33) Demchenko,A (2641)-Weetik,V (2423) Chess.com INT 2020}) 8... Nxe5 {[%emt 0:01:14] The position is equal.} 9. dxe5 {[%emt 0:00:47]} Be7 {[%emt 0:00:03]} 10. h6 {[%emt 0:00:49] And now hxg7 would win.} (10. Qg4 $5 {[%cal Rf4h6]}) 10... g6 {[%emt 0:00:05]} 11. c3 {[%emt 0:06:12]} Ba6 {[%emt 0:00:05]} 12. Bxa6 {[%emt 0:02:47]} Nxa6 {[%emt 0:00:03]} 13. O-O {[%emt 0:02:13]} Nc5 {[%emt 0:00:09]} 14. Qc2 {[%emt 0:05:30]} Qe8 {[%emt 0:12:11]} 15. a4 {[%emt 0:11:01]} a5 {[%emt 0:05:57]} 16. Nf3 {[%emt 0:00:12] Inhibits g5.} c6 {[%emt 0:05:30]} 17. Nd4 {[%emt 0:19:42]} Na6 {[%emt 0:03:54]} 18. e4 {[%emt 0:03:19]} Nc5 {[%emt 0:00:38]} 19. exd5 {[%emt 0:00:41]} exd5 {[%emt 0:00:12]} 20. Rad1 {[%emt 0:12:01]} Ne6 {[%emt 0:06:40]} 21. Be3 {[%emt 0:00:09]} Bc5 {[%emt 0:03:22]} 22. Nxe6 {[%emt 0:04:01]} fxe6 {[%emt 0:00:50]} 23. Qe2 {[%emt 0:07:29]} Qe7 {[%emt 0:00:40]} (23... Rf5 $5 {[%cal Rf5e5]}) 24. Bd4 {[%emt 0:05:06]} Rf5 {[%emt 0:04:40]} 25. g3 {[%emt 0:00:17] Against Qh4} Qg5 {[%emt 0:01:59]} (25... Qf8 $17 26. Qe3 Rh5) 26. Qe3 $1 $15 {[%emt 0:00:21]} Qxe3 {[%emt 0:02:34]} 27. fxe3 {[%emt 0:00:05]} Raf8 {[%emt 0:00:09]} 28. Rxf5 {[%emt 0:01:52]} gxf5 $11 {[%emt 0:03:03][%mdl 4096] Endgame KRB-KRB} 29. b4 {[%emt 0:02:01]} axb4 {[%emt 0:04:47]} 30. cxb4 {[%emt 0:00:06]} Bxb4 {[%emt 0:00:21] Threatens to win with ...c5.} 31. Bxb6 {[%emt 0:00:07][%cal Og3g4]} c5 {[%emt 0:00:16]} 32. Kf2 {[%emt 0:02:19]} (32. a5 $11) 32... Ra8 {[%emt 0:01:50]} (32... Kf7 $1 $15) 33. a5 {[%emt 0:00:22]} Kf7 {[%emt 0:00:41]} (33... Bxa5 $2 34. Ra1 $18) 34. g4 {[%emt 0:02:26]} fxg4 {[%emt 0:01:50]} 35. Rg1 {[%emt 0:00:01]} Kg6 {[%emt 0:04:36]} (35... c4 36. Rxg4 Bf8 37. Rf4+ Kg8 38. Ke2 $11) 36. Rxg4+ {[%emt 0:00:06]} Kxh6 {[%emt 0:01:19]} 37. Ke2 {[%emt 0:03:50]} c4 {[%emt 0:11:26]} ({Much worse is} 37... Bxa5 38. Ra4 $11) 38. e4 {[%emt 0:00:01]} Bxa5 {[%emt 0:00:11]} 39. Be3+ {[%emt 0:00:10]} Kh5 {[%emt 0:00:03]} 40. Rg5+ {[%emt 0:00:34]} Kh4 {[%emt 0:00:03] ...d4 is the strong threat.} 41. exd5 {[%emt 0:00:17]} exd5 {[%emt 0:00:04][%cal Od5d4] Hoping for ...d4!} 42. e6 {[%emt 0:01:12]} d4 {[%emt 0:00:41]} 43. e7 $2 {[%emt 0:00:42][%mdl 8192] [#]} Re8 $1 $19 {[%emt 0:03:43][%cal Oe8e7]} 44. Bf4 {[%emt 0:01:57] [#]} (44. Bc1 Rxe7+) 44... Bc7 $1 {[%emt 0:00:38][%mdl 512] Weighted Error Value: White=0.33/Black=0.15 (very precise)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "1.2"]
[White "Stremavicius, Titas"]
[Black "Spicha, K. Alexander"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2508"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,69,0,0,0,0,0,0,0,-8,0,-6,39,27,34,26,25,29,37,14,36,37,105,72,104,124,162,148,167,164,197,158,294,299,378,372,1683,680,762,683,657,640,701,689,841,802,822,821,833,831,793,710,1286,1286,1345,1335]} 1. d4 {[%emt 0:00:12]} d5 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:18]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:05]} c6 {[%emt 0:00:15]} 4. e4 {[%emt 0:00:06]} dxe4 {[%emt 0:00:06]} 5. Nxe4 {[%emt 0:00:06]} Bb4+ {[%emt 0:00:10]} 6. Bd2 {[%emt 0:00:06]} Qxd4 {[%emt 0:00:08]} 7. Bxb4 {[%emt 0:00:05]} Qxe4+ {[%emt 0:00:08]} 8. Be2 {[%emt 0:00:06]} Na6 {[%emt 0:00:16]} 9. Ba5 {[%emt 0:00:06][%csl Ga5][%cal Rd1d8]} b6 {[%emt 0:00:42] D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} 10. Qd6 $1 {[%emt 0:00:06][%cal Oe1c1] Strongly threatening 0-0-0!} Bd7 {[%emt 0:00:48]} (10... Ne7 $2 {[#]} 11. O-O-O $1 O-O 12. Qxe7 $18) 11. Bc3 {[%emt 0:00:21]} f6 {[%emt 0:00:34] The position is equal.} 12. Nf3 $40 {[%emt 0:00:25][%cal Of3g5][%mdl 128] And now Ng5! would win. White has some attack.} Nh6 {[%emt 0:01:14]} 13. Nd2 {[%emt 0:13:07]} Qf5 {[%emt 0:29:56] [#]} (13... Qxg2 $2 14. Bh5+ (14. Bf3 Qh3 $15) 14... g6 15. Bf3 $18) 14. Qa3 $146 {[%emt 0:03:09]} ({Predecessor:} 14. O-O-O O-O-O 15. Qa3 Kb7 16. b4 Be8 17. Bf3 Bg6 18. Be4 Qf4 19. Bxc6+ Kxc6 20. Qxa6 {1-0 (41) Aditya,M (2438)-Prilleltensky,M (2131) Paracin 2021}) 14... Nc5 {[%emt 0:10:34]} 15. Bd4 {[%emt 0:01:59]} O-O {[%emt 0:21:07]} 16. Bxc5 {[%emt 0:00:44]} bxc5 {[%emt 0:01:53]} 17. O-O {[%emt 0:09:46]} e5 {[%emt 0:06:10]} (17... Qe5 $5 {[%cal Re5e2]} 18. Rfe1 Qc7 $14) 18. Nb3 {[%emt 0:01:50]} Rae8 {[%emt 0:14:17] White leaves nothing to chance now.} (18... Qg6 $14) 19. Qxa7 {[%emt 0:09:01]} e4 {[%emt 0:00:21]} 20. Rad1 {[%emt 0:01:11]} Bc8 {[%emt 0:00:38]} 21. Qxc5 {[%emt 0:00:25]} ({Resist} 21. Nxc5 $6 Qg5 $14) 21... Re5 {[%emt 0:00:09]} 22. Qxc6 {[%emt 0:08:27]} Qg6 {[%emt 0:00:10]} 23. Kh1 {[%emt 0:14:06]} Rg5 {[%emt 0:04:53]} (23... e3 $16) 24. Nc5 $18 {[%emt 0:01:41]} Bf5 {[%emt 0:00:52]} 25. Ne6 {[%emt 0:02:42]} Rxg2 $2 {[%emt 0:00:32]} (25... Bxe6 26. Qxe6+ Kh8) 26. Nf4 {[%emt 0:00:44] Active counter play!} (26. Nxf8 $142 Rxh2+ 27. Kxh2 Ng4+ 28. Kg3 Ne5+ 29. Nxg6 Nxc6 30. Nf4) 26... Rxh2+ {[%emt 0:00:56]} 27. Kxh2 {[%emt 0:00:02]} Qg5 {[%emt 0:00:36] ...Ng4+ is the strong threat.} 28. Qd5+ {[%emt 0:02:04]} Kh8 {[%emt 0:00:49]} 29. Ng2 {[%emt 0:00:39]} Ng8 {[%emt 0:02:02]} 30. Qd6 {[%emt 0:00:41]} Qh6+ {[%emt 0:00:39]} 31. Kg1 {[%emt 0:00:07]} Bh3 {[%emt 0:00:09]} 32. Qh2 {[%emt 0:01:28]} (32. Qxf8 {is a self mate.} Qg5) 32... f5 {[%emt 0:00:34]} 33. Nf4 {[%emt 0:00:44][%cal Bg2f4,Bf4h3,Bh3f4][%mdl 32]} Rf6 {[%emt 0:01:39]} 34. Nxh3 {[%emt 0:01:14]} f4 {[%emt 0:00:26] [#]} 35. Nxf4 $1 {[%emt 0:01:57] Weighted Error Value: White=0.24 (precise) /Black=0.34} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "1.3"]
[White "Williams, Justus"]
[Black "Mardov, Dimitar"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2417"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,90,0,6,9,4,1,30,3,11,11,21,20,0,10,1,10,187,188,191,173,203,192,224,218,223,224,284,205,195,188,254,219,227,218,217,222,241,194,260,232,237,241,280,280,279,289,280,255,259,251,256,224,283,281,407,393,377,377,510,501,454,304,297,270,434,427,371,-92,-88,-753,-753,-753,-753,-752,-752,-752,-747,-1003,-1003,-950,-887]} 1. Nf3 {[%emt 0:03:46]} d5 {[%emt 0:00:06]} 2. e3 {[%emt 0:00:25]} Nf6 {[%emt 0:00:52]} 3. c4 {[%emt 0:00:50]} e6 {[%emt 0:00:18]} 4. Nc3 {[%emt 0:00:44]} Be7 {[%emt 0:01:05]} 5. b3 {[%emt 0:01:09]} O-O {[%emt 0:00:13]} 6. Bb2 {[%emt 0:00:10]} b6 {[%emt 0:01:59]} 7. cxd5 {[%emt 0:00:25] A13: English Opening: 1...e6.} exd5 {[%emt 0:00:47]} 8. d4 {[%emt 0:00:32]} Bb7 {[%emt 0:01:19]} (8... Re8 {feels hotter.} 9. Ne5 Bb4 10. Be2 Ne4) 9. g3 {[%emt 0:02:15] White has an edge.} Re8 {[%emt 0:08:30]} 10. Bg2 {[%emt 0:07:57]} Ba6 {[%emt 0:03:11]} 11. a3 {[%emt 0:01:08] [#]} c6 $146 {[%emt 0:03:39]} ({Predecessor:} 11... Nc6 12. b4 Bb7 13. O-O a6 14. Qb3 Bf8 15. Rac1 Qd6 16. Rc2 a5 17. Ne5 Nxe5 18. dxe5 Qxe5 {1-0 (56) Harutyunian,T (2539)-Rios,C (2520) Barbera del Valles 2019}) 12. Ne5 {[%emt 0:02:37]} Bd6 {[%emt 0:02:17]} 13. f4 {[%emt 0:07:15]} Ne4 $2 {[%emt 0:10:24]} (13... Qc8 $11) 14. Nxe4 $18 {[%emt 0:04:21]} dxe4 {[%emt 0:00:26]} 15. Bxe4 {[%emt 0:00:43]} Qe7 {[%emt 0:19:40]} 16. b4 {[%emt 0:10:00]} (16. Qh5 $6 g6 17. Qf3 f6 $16) 16... Bb5 {[%emt 0:13:57]} 17. Kf2 {[%emt 0:03:27]} (17. Qh5 $6 g6 18. Qd1 a5 $16) 17... Nd7 {[%emt 0:02:59]} 18. Qb3 {[%emt 0:04:50]} Rac8 {[%emt 0:09:06]} 19. Rac1 {[%emt 0:09:27]} Bxe5 {[%emt 0:02:26]} 20. fxe5 {[%emt 0:01:59]} Nb8 {[%emt 0:06:40]} (20... Qe6 $142 21. Qc2 Qh6) 21. Qc2 {[%emt 0:04:06]} h6 {[%emt 0:01:00]} 22. Bf5 {[%emt 0:01:06]} Rcd8 {[%emt 0:00:38]} 23. Rhd1 {[%emt 0:07:04][%cal Bh1d1,Bd1f1,Bf1f4][%mdl 32]} Ba6 {[%emt 0:00:50]} 24. Qb3 {[%emt 0:02:11]} Bb7 {[%emt 0:00:49]} (24... Qg5 $142) 25. Kg1 {[%emt 0:01:21]} Bc8 {[%emt 0:04:04]} 26. Bb1 {[%emt 0:00:30]} Qg5 {[%emt 0:00:56]} 27. Rf1 {[%emt 0:02:31] Prevents Bf5.} Be6 {[%emt 0:00:46]} 28. Qd3 {[%emt 0:00:27]} g6 {[%emt 0:00:13]} 29. Rf4 {[%emt 0:03:09]} Nd7 {[%emt 0:00:27]} 30. Qc3 {[%emt 0:01:29]} (30. Rxc6 {[#]} Nxe5 $1 31. dxe5 Rxd3 32. Bxd3 Qh5 $15) 30... Rc8 {[%emt 0:01:00]} 31. Rcf1 {[%emt 0:01:17]} h5 {[%emt 0:02:25]} 32. Bc2 {[%emt 0:01:46]} Nf8 {[%emt 0:01:02]} (32... Qe7 $142 33. a4 Rf8) 33. Bb3 {[%emt 0:01:17]} Re7 {[%emt 0:00:32]} 34. e4 {[%emt 0:00:29][%cal Be3e4,Be4d5][%mdl 32] [#] Strongly threatening Bc1.} Bxb3 {[%emt 0:00:47]} 35. Qxb3 {[%emt 0:00:04]} Ne6 {[%emt 0:00:03][%cal Bf8e6,Be6g5,Bg5h3][%mdl 32]} 36. Rf6 {[%emt 0:03:59] Black must now prevent d5.} ({Don't blunder} 36. Rxf7 $2 Rxf7 37. Qxe6 Qe3+ 38. Kh1 Qxe4+ 39. Kg1 Qe3+ 40. Kh1 Qe4+ 41. Kg1 Rcc7 $19) 36... Qg4 {[%emt 0:01:07]} 37. d5 {[%emt 0:04:02]} cxd5 {[%emt 0:00:09]} 38. exd5 {[%emt 0:00:16]} Ng5 {[%emt 0:01:03] Hoping for ...Qe4.} 39. e6 $2 {[%emt 0:03:43]} (39. Re1 $18) 39... Qe4 $17 {[%emt 0:00:12][%cal Rg5h3]} 40. h4 $2 {[%emt 0:02:13][%mdl 8192]} ({But not} 40. exf7+ $2 Rxf7 41. g4 Rc2 $19) (40. g4 $17 Rc2 41. R6f2 Qxg4+ 42. Kh1 Rxf2 43. Rxf2) 40... Nh3+ $19 {[%emt 0:00:38] Black is clearly winning.} 41. Kh2 {[%emt 0:00:01]} Rc2+ {[%emt 0:00:06]} 42. Qxc2 {[%emt 0:00:05]} Qxc2+ {[%emt 0:00:08]} 43. Kxh3 {[%emt 0:00:03]} Qxb2 {[%emt 0:01:06]} 44. d6 {[%emt 0:02:46]} Rxe6 {[%emt 0:00:27]} 45. d7 {[%emt 0:00:02]} Qd4 {[%emt 0:00:32] Weighted Error Value: White=0.51/Black=0.26 (precise)} ({Weaker is} 45... Rxf6 46. d8=Q+ Kg7 47. Rxf6 Qxf6 48. Qd3 $17) 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "1.4"]
[White "Sheng, Joshua"]
[Black "Belous, Vladimir"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2487"]
[BlackElo "2525"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,69,38,48,42,34,21,25,48,43,64,60,81,82,75,77,72,72,58,64,120,118,119,122,188,187,187,183,166,191,180,175,164,167,266,145,132,156,194,167,166,154,258,250,231,120,558,546,540,509,496,480]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:02:08]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:10]} 3. d4 {[%emt 0:00:04]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:02]} g6 {[%emt 0:00:04]} 5. c4 {[%emt 0:00:15]} Nf6 {[%emt 0:00:04]} 6. Nc3 {[%emt 0:00:03]} d6 {[%emt 0:00:19]} 7. Be2 {[%emt 0:00:08]} Nxd4 {[%emt 0:00:05]} 8. Qxd4 {[%emt 0:00:03]} Bg7 {[%emt 0:00:05]} 9. O-O {[%emt 0:00:05]} O-O {[%emt 0:00:04]} 10. Qd3 {[%emt 0:00:01]} Be6 {[%emt 0:02:13]} 11. Be3 {[%emt 0:01:12]} Nd7 {[%emt 0:03:11] B36: Sicilian: Maroczy Bind: Gurgenidze System.} 12. b3 {[%emt 0:01:43]} Nc5 {[%emt 0:07:05]} 13. Qc2 {[%emt 0:00:09]} Qa5 {[%emt 0:00:59] White has an edge.} 14. Bd2 {[%emt 0:00:41] [#]} f5 $146 {[%emt 0:00:22]} ({Predecessor:} 14... Qd8 15. Rad1 Re8 16. h4 Bd7 17. h5 a5 18. h6 Bxc3 19. Bxc3 Qc7 20. Bd2 Bc6 {1-0 (68) Lemke,B (2220)-Broadway,D (2201) ICCF email 2019}) 15. Rad1 {[%emt 0:06:51]} Qc7 {[%emt 0:02:51]} 16. exf5 {[%emt 0:06:08]} Bxf5 {[%emt 0:09:34]} 17. Qc1 {[%emt 0:00:04]} Qa5 {[%emt 0:05:49]} 18. b4 {[%emt 0:08:44]} Qxb4 {[%emt 0:01:53]} 19. Nd5 $1 {[%emt 0:00:03][%csl LRb4,LRe7][%mdl 64] Discovered Attack, Double Attack} Qa4 {[%emt 0:01:59]} ({Black should try} 19... Qb2 $1 $14) 20. Nxe7+ $16 {[%emt 0:00:06]} Kh8 {[%emt 0:00:06]} 21. Bc3 {[%emt 0:07:27]} Rf7 {[%emt 0:11:44]} (21... Qxa2 $2 22. Rd2 Qa4 23. Bxg7+ Kxg7 24. Qb2+ Kh6 25. Rxd6 $18) (21... Qd7 $16 22. Nxf5 (22. Bxg7+ Kxg7 23. Qc3+ Kf7 $16) 22... Qxf5) 22. Nxf5 $18 {[%emt 0:08:54]} gxf5 {[%emt 0:00:16]} 23. Bh5 $36 {[%emt 0:02:25][%mdl 2048] White has strong initiative. A strong pair of Bishops.} ({Resist} 23. Rxd6 Ne4 24. Bxg7+ Rxg7 $16) 23... Rd7 {[%emt 0:00:39]} 24. Bxg7+ {[%emt 0:02:03]} Rxg7 {[%emt 0:00:06]} 25. Rxd6 {[%emt 0:01:02]} Ne4 {[%emt 0:05:51]} 26. Rd5 {[%emt 0:01:08]} Rag8 {[%emt 0:01:13]} (26... Rf8 {keeps fighting.} 27. Qf4 Qc6) 27. Qa1 {[%emt 0:10:39]} (27. g3 $1 $18) 27... Qxc4 $16 {[%emt 0:08:38]} 28. Rxf5 {[%emt 0:01:33] Black must now prevent Rc1.} Nc3 {[%emt 0:00:26]} 29. Rf3 {[%emt 0:14:31]} Ne2+ {[%emt 0:11:07]} (29... Rxg2+ $2 30. Kh1 Qd4 31. Qxc3 $18) 30. Kh1 {[%emt 0:00:02] And now Rd1 would win.} Nf4 {[%emt 0:00:04] [#]} (30... Qd4 $16) 31. Rc1 $1 $18 {[%emt 0:05:11]} Qd5 {[%emt 0:00:07] [#]} 32. Bg4 {[%emt 0:01:15]} ({Only move:} 32. Rd1 $1 $18 {[%cal Rd1d5]} Qxh5 33. Rxf4) 32... Nxg2 $2 {[%emt 0:00:07][%mdl 8192]} 33. Rf5 {[%emt 0:01:21] White is clearly winning.} ({Less strong is} 33. Kxg2 h5 34. Rd1 Qc6 $14) 33... Qe4 {[%emt 0:06:06]} 34. f3 {[%emt 0:01:04]} Qe2 {[%emt 0:00:02]} 35. Rg5 $1 {[%emt 0:00:11] Weighted Error Value: White=0.12 (very precise) /Black=0.62} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "1.5"]
[White "Liang, Jason"]
[Black "Ostrovskiy, Aleksandr"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2432"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 19,111,50,52,43,45,35,47,40,47,21,40,23,45,21,18,23,42,8,72,33,44,41,57,37,45,10,12,19,23,21,15,12,73,54,68,77,111,117,96,108,126,118,113,58,50,58,58,42,48,10,64,71,102,64,86,25,54,47,31,47,45,16,125,101,129,131,119,89,206,215,290,187,972,193,193,193,193,193,193,193,232,193,188,32,32,32,32,24,25,0,28,8,8,10]} 1. e4 {[%emt 0:00:02]} d5 {[%emt 0:03:42]} 2. exd5 {[%emt 0:00:08]} Qxd5 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:12]} Qa5 {[%emt 0:00:05]} 4. d4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:06]} 5. Nf3 {[%emt 0:01:03]} Bf5 {[%emt 0:00:40]} 6. Ne5 {[%emt 0:04:21]} c6 {[%emt 0:01:20]} 7. Bc4 {[%emt 0:14:22]} e6 {[%emt 0:00:45]} 8. g4 {[%emt 0:01:52]} Bg6 {[%emt 0:00:27]} 9. h4 {[%emt 0:01:03][%cal Bh2h4,Bh4h5][%mdl 32]} Nbd7 {[%emt 1:27:50]} 10. Nxd7 {[%emt 0:06:01]} Nxd7 {[%emt 0:00:30]} 11. h5 $1 {[%emt 0:03:20] B01: Scandinavian Defence.} Be4 {[%emt 0:00:00]} 12. O-O {[%emt 0:01:20]} Bd5 {[%emt 0:00:00]} 13. Nxd5 {[%emt 0:05:04] White is slightly better.} cxd5 {[%emt 0:01:30] [#]} 14. Bb3 $146 {[%emt 0:08:39]} ({Predecessor:} 14. Bd3 Bd6 15. Qf3 O-O-O 16. Be3 g6 17. h6 Rhf8 18. a3 f5 19. c4 e5 20. b4 {1-0 (35) Firouzja,A (2759)-Carlsen,M (2847) chess24.com INT 2021}) 14... Bd6 {[%emt 0:00:30]} 15. Qf3 {[%emt 0:50:23]} O-O {[%emt 0:00:30]} 16. Bg5 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 17. Bh4 {[%emt 0:00:30]} Rae8 {[%emt 0:00:00]} 18. Rae1 Bb8 {[%emt 0:01:00]} (18... Be7 $11 {remains equal.} 19. Bxe7 Rxe7) 19. Kg2 {[%emt 0:01:00]} b5 {[%emt 0:00:30]} 20. c3 {[%emt 0:00:00] And now Qd3 would win.} Qc7 $1 {[%emt 0:00:30][%csl Gb8][%cal Rc7h2]} 21. Rh1 {[%emt 0:01:00] Prevents Qh2+. Active counter play!} Qf4 {[%emt 0:00:00]} 22. a4 b4 {[%emt 0:01:00]} 23. Qxf4 {[%emt 0:00:00]} Bxf4 {[%emt 0:00:00]} 24. c4 {[%emt 0:00:00]} dxc4 {[%emt 0:00:00]} 25. Bxc4 {[%emt 0:02:00] Bb5 is the strong threat.} Nf6 {[%emt 0:00:00]} (25... Rc8 $11 {keeps the balance.} 26. Ba6 Rc2) 26. Kf3 $1 $16 {[%emt 0:00:00]} Bc7 {[%emt 0:00:00]} 27. g5 {[%emt 0:00:00]} Nh7 {[%emt 0:02:30]} 28. gxh6 {[%emt 0:00:00]} gxh6 {[%emt 0:00:00]} 29. Bb5 {[%emt 0:00:00] This bishop pair is nice.} Rb8 {[%emt 0:00:00]} 30. Be7 {[%emt 0:00:00][%csl LRb4,LRf8]} Rfc8 {[%emt 0:00:00]} 31. Bd7 {[%emt 0:00:00]} (31. Rd1 $16) 31... Rd8 $1 $14 {[%emt 0:00:00]} 32. Bxd8 {[%emt 0:00:00]} Rxd8 {[%emt 0:00:00]} 33. Bc6 {[%emt 0:00:00][%cal Od4d5]} Rxd4 {[%emt 0:00:03]} 34. Rd1 {[%emt 0:00:00] Prevents Rd2.} Rc4 {[%emt 0:02:19]} ({Black should try} 34... Rf4+ $11 35. Kg2 Bb6) 35. Rc1 $36 {[%emt 0:00:00][%mdl 2048] White is really pushing.} Rf4+ {[%emt 0:00:03]} 36. Ke2 {[%emt 0:00:00]} Be5 {[%emt 0:00:48]} 37. Rc2 {[%emt 0:00:00]} (37. Ke3 $16) 37... Nf6 {[%emt 0:01:01]} 38. Bf3 {[%emt 0:00:00]} b3 {[%emt 0:00:43]} 39. Rc8+ {[%emt 0:00:09]} Kh7 {[%emt 0:00:09]} 40. Rg1 {[%emt 0:01:28]} Bxb2 {[%emt 0:00:50]} (40... Ne4 $1 $11) 41. Rc7 $16 {[%emt 0:02:36][%csl LRa7,LRf7]} Nd5 {[%emt 0:00:23]} 42. Bxd5 {[%emt 0:01:53]} exd5 {[%emt 0:00:00]} 43. Rxa7 {[%emt 0:00:27][%mdl 4096] Endgame Black must now prevent a5. KRR-KRB} Bd4 {[%emt 0:00:22] [#]} (43... Be5 $16 {keeps fighting.}) 44. Rb7 $1 $18 {[%emt 0:00:07] Threatens to win with a5.} Rxf2+ {[%emt 0:01:04]} 45. Kd3 {[%emt 0:00:08]} Rf4 {[%emt 0:00:19]} (45... Bc5 46. Rg4 Rf3+ 47. Kd2 d4) 46. Rb1 $2 {[%emt 0:00:14]} (46. Rb4 Be3 47. Rxf4 Bxf4 48. Rf1) 46... Bg7 {[%emt 0:00:47]} 47. a5 {[%emt 0:00:41]} (47. R7xb3 $6 Rd4+ 48. Ke2 Rxa4 $16) 47... Rd4+ {[%emt 0:00:28]} 48. Ke2 {[%emt 0:00:39]} Re4+ {[%emt 0:00:21]} 49. Kf3 {[%emt 0:00:24]} b2 {[%emt 0:00:47]} 50. Rxf7 {[%emt 0:00:44]} Kg8 {[%emt 0:01:03] [#]} 51. Rb7 {[%emt 0:00:54]} (51. Rf4 $1 $18 {[%cal Rf4e4]} Re7 52. Rb4) 51... Ra4 $14 {[%emt 0:00:00]} 52. Rg1 {[%emt 0:00:22][%csl LRb2,LRg7]} Kf8 {[%emt 0:00:00][%cal Oa4a5]} 53. Rb8+ {[%emt 0:01:21]} (53. Rbxg7 b1=Q 54. Rg8+ (54. Rxb1 Kxg7 55. Rb5 Ra3+ 56. Ke2 d4 $16) 54... Kf7 55. R8g7+ (55. Rxb1 Kxg8 56. Rb8+ Kf7 $16) 55... Kf8 56. Rg8+ (56. Rxb1 Kxg7 57. Rb5 d4 $11) 56... Kf7 57. R8g7+ (57. Rxb1 Kxg8 58. Rb5 Ra3+ 59. Kf4 d4 $14) 57... Kf6 58. R7g6+ (58. Rxb1 Kxg7 59. Rb5 Ra3+ 60. Ke2 d4 $11) 58... Qxg6 59. Rxg6+ Ke5 $11) 53... Kf7 {[%emt 0:01:30]} 54. Rb7+ {[%emt 0:00:26]} (54. Rg6 $5 {[%cal Rb8b7]} Rxa5 55. Rb7+ Kf8 56. Rd6 $16) 54... Kf8 {[%emt 0:00:00]} 55. Rbxg7 {[%emt 0:01:43]} b1=Q {[%emt 0:00:00] Prevents Rb7.} 56. Rg8+ {[%emt 0:00:08] Weighted Error Value: White=0.34/Black=0.24 (precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "2.1"]
[White "Korley, Kassa"]
[Black "Ostrovskiy, Aleksandr"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2413"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,40,20,14,3,5,0,2,0,0,0,0,0,0,0,0,0,0,-8,-3,-5,-8,-1,-1,-9,0]} 1. Nf3 {[%emt 0:00:03]} d5 {[%emt 0:05:11]} 2. g3 {[%emt 0:00:05]} g6 {[%emt 0:02:01]} 3. Bg2 {[%emt 0:00:08]} Bg7 {[%emt 0:00:06]} 4. d4 {[%emt 0:00:02]} c6 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:27]} Nf6 {[%emt 0:00:07]} 6. b3 {[%emt 0:02:08]} O-O {[%emt 0:00:29]} 7. Bb2 {[%emt 0:00:04]} a5 {[%emt 0:04:23]} 8. c4 {[%emt 0:06:38]} Bf5 {[%emt 0:06:49]} 9. Nc3 {[%emt 0:21:36]} Ne4 {[%emt 0:06:32] The position is equal.} 10. Nh4 {[%emt 0:12:10] D78: Fianchetto Grünfeld: 6 0-0 c6.} Nxc3 {[%emt 1:09:46]} 11. Bxc3 {[%emt 0:00:02]} Be6 {[%emt 0:00:00]} 12. Qd3 {[%emt 0:00:12]} Nd7 {[%emt 0:00:00]} 13. Rac1 {[%emt 0:00:07]} a4 {[%emt 0:00:00]} 14. cxd5 {[%emt 0:07:25]} cxd5 {[%emt 0:00:00] [#]} 15. Qb5 $146 {[%emt 0:00:06][%csl LRa4,LRb7,LRd5]} ({Predecessor:} 15. b4 Nf6 16. b5 Qd7 17. Bb4 Rfc8 18. b6 Rc4 19. Bc5 Rc8 20. Qa3 Rxc1 21. Rxc1 {1-0 (30) Mahdian,A (2212)-Abdul Rasheed,M (1180) Waskaduwa 2021}) 15... axb3 {[%emt 0:00:00]} 16. axb3 {[%emt 0:01:28]} Nf6 {[%emt 0:00:00]} 17. e3 {[%emt 0:04:11]} Bd7 {[%emt 0:00:00]} 18. Qxb7 {[%emt 0:05:01]} Rb8 {[%emt 0:00:00]} 19. Qa7 {[%emt 0:00:04]} Rxb3 {[%emt 0:00:00]} 20. Qa2 {[%emt 0:01:52]} Rb5 {[%emt 0:00:00] An uneventful encounter.  Weighted Error Value: White=0.02 (flawless) /Black=0.00 (flawless)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "2.2"]
[White "Belous, Vladimir"]
[Black "Liang, Jason"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2525"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,84,7,10,6,6,0,9,-15,0,0,0,-49,-45,-35,0,0,0,0,0,0,0,0,8,-95,52,54,56,36,38,41,38,45,57,16,116,115,108,106,86,89,66,-120,-108,-120,0,-16,0,-218,-205,-180,-187,-370,-91,-290,-292,-395,-387,-392,-375,-73,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:05]} d5 {[%emt 0:00:08]} 3. e3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:12]} 4. b3 {[%emt 0:00:07]} b6 {[%emt 0:00:57]} 5. Bb2 {[%emt 0:00:12]} Bb7 {[%emt 0:00:18]} 6. Nc3 {[%emt 0:00:07] A13: English Opening: 1...e6.} Nbd7 {[%emt 0:00:21]} 7. cxd5 {[%emt 0:00:51]} exd5 {[%emt 0:00:25]} 8. Be2 {[%emt 0:01:04]} a6 {[%emt 0:01:37]} 9. Qc2 {[%emt 0:01:11]} Bd6 {[%emt 0:01:34] [#]} 10. O-O-O $146 {[%emt 0:05:16]} (10. Rc1 $11 {is more appropriate.}) ({Predecessor:} 10. Qf5 Qe7 11. O-O g6 12. Qh3 h5 13. Rfe1 h4 14. e4 dxe4 15. Nxe4 Bxe4 16. Bd3 Bxd3 17. Rxe7+ Bxe7 {1-0 (78) Duda,J (2743)-So,W (2770) chess24.com INT 2021}) 10... c5 $15 {[%emt 0:08:21]} 11. g4 {[%emt 0:05:06][%cal Bg2g4,Bg4g5][%mdl 32]} Rc8 {[%emt 0:11:56]} 12. g5 {[%emt 0:05:00]} Ne4 {[%emt 0:02:58]} 13. Rhg1 {[%emt 0:00:49]} b5 {[%emt 0:07:56]} 14. Nh4 {[%emt 0:04:38] Hoping for Nf5.} Be5 {[%emt 0:14:11]} (14... Nxf2 15. Rdf1 $18) 15. Nf5 {[%emt 0:09:45]} O-O {[%emt 0:02:26]} (15... Bxh2 $2 16. Nxe4 dxe4 17. Rg4 $18 (17. Nxg7+ Kf8 $16) (17. Bxg7 Rg8 $16)) (15... Nxg5 $2 16. f4 g6 17. fxe5 (17. fxg5 gxf5 18. Qxf5 Qe7 $14) 17... gxf5 18. Qxf5 $18) 16. f3 {[%emt 0:13:15]} (16. f4 $11 Bxc3 17. dxc3 (17. Bxc3 d4 $11)) 16... Nxc3 {[%emt 0:45:01]} (16... Nxg5 $2 17. f4 d4 18. Rxg5 $18 (18. fxe5 Nxe5 19. Kb1 d3 $14)) (16... Nd6 $1 $17 {And now ...Nxf5 would win.} 17. f4 Nxf5 18. Qxf5 Bxc3 19. dxc3 c4) 17. dxc3 $14 {[%emt 0:00:04] Strongly threatening f4.} c4 {[%emt 0:00:00]} 18. bxc4 {[%emt 0:00:05]} bxc4 {[%emt 0:00:00]} 19. f4 {[%emt 0:05:13]} Bb8 {[%emt 0:00:00]} 20. Ba3 {[%emt 0:02:50] aiming for Ne7+.} Re8 {[%emt 0:00:00][%cal Bf8e8,Be8e3,Be3d3][%mdl 32] Prevents Ne7+.} 21. Bf3 {[%emt 0:07:24]} (21. Rg3 $5 {[%cal Rg3h3]}) 21... g6 {[%emt 0:00:00] [#]} (21... Qa5 $11 22. Kb2 (22. Bb4 Qb6 $14) 22... Nc5) 22. Bxd5 $1 $16 {[%emt 0:04:04] White is much more active.} Bxd5 {[%emt 0:00:00]} 23. Nh6+ {[%emt 0:00:12]} Kg7 {[%emt 0:00:00]} 24. Rxd5 {[%emt 0:00:02]} Rxe3 {[%emt 0:00:00]} 25. Kb1 $2 {[%emt 0:03:08]} (25. Rf1 $1 $14 {keeps the upper hand.} Qc7 26. f5) 25... Rd3 $1 $17 {[%emt 0:00:00] ...Qb6+ is the strong threat.} 26. Rd1 {[%emt 0:05:28]} Bxf4 {[%emt 0:00:00]} (26... Rxd5 $1 $17 27. Rxd5 Bxf4) 27. Nxf7 {[%emt 0:11:24] Dancing on a razor blade.} Kxf7 {[%emt 0:00:00]} 28. R1xd3 {[%emt 0:00:17]} (28. R5xd3 $11 {and White is okay.} cxd3 29. Qxd3) 28... cxd3 $19 {[%emt 0:00:00]} 29. Qxd3 {[%emt 0:00:11]} Qb6+ {[%emt 0:00:00]} 30. Bb4 $2 {[%emt 0:00:01]} (30. Kc2 {was the only chance.} Qf2+ 31. Kd1 Qg1+ 32. Kc2 Qxh2+ 33. Kd1 Qh1+ 34. Kc2 Qh2+ 35. Kd1) 30... Qg1+ $2 {[%emt 0:00:00]} (30... Nf8 $1 $19 {has better winning chances. Threatens to win with ...Ne6.} 31. Ra5 Qb7 32. Rxa6 Ne6) 31. Kc2 $2 {[%emt 0:00:23]} (31. Kb2 $17 Nf8 32. Rd7+ Kg8 33. Qd5+ Kh8 34. Rf7) 31... Nf8 $1 {[%emt 0:07:30]} (31... Qxh2+ 32. Kb3 Nf8 33. Rd7+ $1 {[%mdl 512]} Kg8 34. Qd5+ Kh8 35. Rd8 $18) 32. Rd7+ {[%emt 0:06:18]} Kg8 {[%emt 0:00:00]} 33. Qd5+ {[%emt 0:00:06]} Kh8 {[%emt 0:00:00]} 34. Rf7 $2 {[%emt 0:01:33]} (34. Qd4+ $19 Qxd4 35. Rxd4 Bxh2 36. Rh4) 34... Qc1+ {[%emt 0:00:00]} ({Black should try} 34... Qxh2+ $17 35. Kb3 {[#]} Qd2 $1 36. Qxd2 Bxd2 37. Bxf8 Kg8) 35. Kb3 $11 {[%emt 0:00:03] The position is equal.} Qb1+ {[%emt 0:00:00]} (35... Ne6 $5 36. Rxh7+ (36. Qxe6 $2 Qd1+ 37. Kb2 Bc1+ 38. Kb1 Ba3#) 36... Kxh7 37. Qd7+ Ng7 38. Qh3+ Nh5 39. Qd7+ Kh8 40. Qxc8+ Kh7 41. Qd7+ Ng7 42. Qh3+ Kg8 43. Qc8+ Kh7 44. Qh3+ Nh5 45. Qd7+ Kh8 46. Qe8+ Kh7 47. Qd7+ $11) 36. Ka3 {[%emt 0:03:38] Intending Qd4+ and mate.} Qc1+ {[%emt 0:00:00]} 37. Kb3 {[%emt 0:02:32] Threatening mate with Qd4+.} Ne6 {[%emt 0:00:00] Inhibits Qd4+.} 38. Rxh7+ {[%emt 0:01:31][%mdl 64] Decoy} Kxh7 {[%emt 0:00:00]} 39. Qd7+ {[%emt 0:00:04]} Ng7 {[%emt 0:00:00]} 40. Qh3+ {[%emt 0:00:04]} Nh5 {[%emt 0:00:00]} 41. Qd7+ {[%emt 0:00:04]} Ng7 {[%emt 0:00:00] ( -> ...Qb1+)} 42. Qh3+ {[%emt 0:00:03]} Nh5 {[%emt 0:00:00] And White is the lucky defender.  Weighted Error Value: White=0.44/Black=0.27 (precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "2.3"]
[White "Mardov, Dimitar"]
[Black "Sheng, Joshua"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2402"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,34,0,0,0,-40,-3,-18,0,-14,0,0,-2,-14,37,17,40]} 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:03]} 2. c4 {[%emt 0:00:14]} dxc4 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:29]} Nf6 {[%emt 0:00:04]} 4. e3 {[%emt 0:00:51]} e6 {[%emt 0:00:04]} 5. Bxc4 {[%emt 0:00:29]} a6 {[%emt 0:00:02]} 6. a4 {[%emt 0:00:09]} c5 {[%emt 0:00:03]} 7. Nc3 {[%emt 0:00:50]} Nc6 {[%emt 1:33:41]} 8. O-O {[%emt 0:00:34]} Be7 {[%emt 0:00:00]} 9. Ne5 {[%emt 0:08:23]} cxd4 {[%emt 0:00:00]} 10. Nxc6 {[%emt 0:01:10]} bxc6 {[%emt 0:00:00]} 11. exd4 {[%emt 0:00:20]} O-O {[%emt 0:00:00] D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 12. b3 {[%emt 0:04:15]} a5 {[%emt 0:00:00]} 13. Be3 {[%emt 0:03:58] [#]} Nd5 $146 {[%emt 0:00:00]} ({Predecessor:} 13... Ba6 14. Qf3 Qb8 15. Rfc1 Rc8 16. h3 Bb7 17. Rd1 c5 18. Qe2 cxd4 19. Bxd4 Bc6 {1-0 (36) Mamedyarov,S (2752)-Nielsen,P (2626) Heraklion 2007}) 14. Rc1 {[%emt 0:03:53]} Ba6 {[%emt 0:00:00]} 15. Ne4 {[%emt 0:05:58]} Qb6 {[%emt 0:00:00]} 16. Qf3 {[%emt 0:04:05]} Qb4 {[%emt 0:00:00]} ({Black should try} 16... Bxc4 $11 17. bxc4 Nxe3 18. fxe3 Qb3) 17. Bd2 $14 {[%emt 0:03:11]} Qb6 {[%emt 0:00:00] Weighted Error Value: White=0.09 (flawless) /Black=0.23 (precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "2.4"]
[White "Spicha, K. Alexander"]
[Black "Williams, Justus"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2083"]
[BlackElo "2417"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,103,-22,2,-16,0,-3,9,0,2,6,34,14,18,20,29,18,23,25,25,17,22,15,20,13,23,18,19,-2,0,-8,-10,0,0,0,8,5,15,4,10,0,0,-59,-91,-60,-62,-59,-64,-150,-158,-157,-157,-146,-144,-153,-157,-151,-136,-161,-162,-167,-152,-137,0,-3,0,-70,-77,-171,17,17,17,18,18,18,14,8,8,8,8,0,0,0,0,0,0,0,29972,29973,29972,29966]} 1. d4 {[%emt 0:02:36]} Nf6 {[%emt 0:02:57]} 2. Nf3 {[%emt 0:00:08]} b6 {[%emt 0:00:21]} 3. Bf4 {[%emt 0:01:36]} Bb7 {[%emt 0:00:17]} 4. e3 {[%emt 0:01:34]} d6 {[%emt 0:01:31]} 5. h3 {[%emt 0:01:48]} g6 {[%emt 0:02:01]} 6. Nbd2 {[%emt 0:05:46]} Bg7 {[%emt 0:01:15]} 7. Bd3 {[%emt 0:02:09]} O-O {[%emt 0:00:53]} 8. O-O {[%emt 0:00:13]} c5 {[%emt 0:00:59]} 9. Qe2 {[%emt 0:01:13] A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} Nc6 {[%emt 0:01:24]} 10. c3 {[%emt 0:02:14]} Re8 {[%emt 0:11:24]} 11. Rfd1 {[%emt 0:06:27] The position is equal.} cxd4 {[%emt 0:11:27]} 12. cxd4 {[%emt 0:01:08]} Nd5 {[%emt 0:01:51][%cal Bf6d5,Bd5b6,Bb6a4][%mdl 32]} 13. Bg3 {[%emt 0:01:46] [#]} a6 $146 {[%emt 0:07:41]} ({Predecessor:} 13... Ndb4 14. Bc4 d5 15. Bb5 a6 16. Ba4 b5 17. Bb3 Na5 18. a3 Nbc6 19. Bc2 Qb6 {0-1 (39) Parant,F (2030)-Lane,G (2430) Avoine 1993}) 14. a3 {[%emt 0:03:58]} b5 {[%emt 0:07:59]} 15. Rac1 {[%emt 0:00:53]} Qd7 {[%emt 0:02:08]} 16. e4 {[%emt 0:26:01]} Nb6 {[%emt 0:02:06]} 17. Nb3 {[%emt 0:00:31]} Bh6 {[%emt 0:02:45]} 18. Rc2 {[%emt 0:02:16]} Rec8 {[%emt 0:01:47]} 19. d5 {[%emt 0:02:38]} Nd8 {[%emt 0:00:44][%cal Bc6d8,Bd8b7,Bb7c5,Bc5b3,Bb3c1][%mdl 32]} 20. Na5 {[%emt 0:02:12]} Na4 {[%emt 0:00:47]} 21. Nxb7 {[%emt 0:01:36]} Nxb7 {[%emt 0:02:52]} 22. Rxc8+ {[%emt 0:03:17]} Rxc8 {[%emt 0:00:51]} 23. e5 {[%emt 0:00:04]} Nbc5 {[%emt 0:02:10]} 24. Bb1 {[%emt 0:01:24]} Nb3 {[%emt 0:03:21]} 25. e6 {[%emt 0:08:52]} Qe8 {[%emt 0:02:43]} 26. exf7+ {[%emt 0:03:52]} Qxf7 {[%emt 0:00:11]} 27. Bh4 {[%emt 0:02:42]} Nc1 $1 {[%emt 0:01:40]} 28. Qxe7 {[%emt 0:01:01]} (28. Qf1 $11) 28... Qxe7 $15 {[%emt 0:01:39]} 29. Bxe7 {[%emt 0:00:05]} Nxb2 {[%emt 0:00:19]} 30. Re1 {[%emt 0:03:11]} Nc4 {[%emt 0:00:15]} 31. Be4 {[%emt 0:05:25]} ({Only move:} 31. Re6 $1 $15) 31... Re8 $17 {[%emt 0:04:28]} 32. Bg5 {[%emt 0:00:43]} Bxg5 {[%emt 0:00:34]} 33. Nxg5 {[%emt 0:00:02] [#]} Nd3 {[%emt 0:00:18][%mdl 512]} 34. Ra1 {[%emt 0:05:15]} Nc5 {[%emt 0:00:29] Pair of Knights!} 35. f3 {[%emt 0:00:23]} Kg7 {[%emt 0:01:24]} 36. a4 {[%emt 0:01:02]} b4 {[%emt 0:08:45]} ({Not} 36... bxa4 37. Ne6+ Nxe6 38. dxe6 $17) 37. Ne6+ {[%emt 0:00:05]} Nxe6 {[%emt 0:02:00]} 38. dxe6 $19 {[%emt 0:00:02][%mdl 4096] Endgame [#] KRB-KRN} a5 {[%emt 0:05:19]} (38... Rxe6 $2 39. Bd5 Re5 40. Bxc4 $18) (38... Kf6 $1 $17 {Strongly threatening ...a5.} 39. Rc1 Nd2) 39. Rc1 $11 {[%emt 0:01:31]} Nb6 {[%emt 0:00:02]} 40. Rc7+ {[%emt 0:00:30]} (40. Rc6 $1 $11 Rb8 41. Bc2) 40... Kf6 $15 {[%emt 0:00:11] Threatens to win with ...Re7.} 41. Ra7 {[%emt 0:00:06]} (41. Rb7 $17 d5 42. Rxb6 dxe4 43. f4) 41... Nxa4 $2 {[%emt 0:00:36]} ({Better is} 41... d5 $19 42. Bc2 Nc4 43. Rf7+ Kxe6 44. Rxh7 Kf6) 42. Bc6 $11 {[%emt 0:00:11]} Re7 {[%emt 0:00:51]} 43. Rxe7 {[%emt 0:02:19]} Kxe7 {[%emt 0:00:02]} 44. Bxa4 {[%emt 0:00:06]} Kxe6 {[%emt 0:00:04] KB-KP} 45. f4 {[%emt 0:00:24] Kf2 is the strong threat.} Kd5 {[%emt 0:02:47]} 46. Kf2 {[%emt 0:00:06]} Kc4 {[%emt 0:02:29]} 47. g4 {[%emt 0:00:52]} b3 {[%emt 0:00:07][%cal Bb4b3,Bb3b2][%mdl 32]} 48. f5 {[%emt 0:01:12]} gxf5 {[%emt 0:01:00]} (48... b2 $5 49. Bc2 gxf5 50. gxf5 a4 $11) 49. gxf5 {[%emt 0:00:03] White threatens f6 and mate.} b2 {[%emt 0:00:08]} 50. Bc2 {[%emt 0:00:04] f6 would kill now.} Kd5 $2 {[%emt 0:00:02][%mdl 8192]} (50... a4 $11) 51. Ke3 {[%emt 0:00:48]} a4 {[%emt 0:01:29]} 52. Kd3 {[%emt 0:00:05] Never resign too early!  Weighted Error Value: White=0.15 (very precise) /Black=0.36} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.05"]
[Round "2.5"]
[White "Song, Micheal"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2408"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,109,20,25,24,20,20,26,23,36,41,41,44,75,43,62,53,32,40,39,52,40,26,72,0,0,0,0,0,20,18,21,14,11,15,20,12,17,5,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,-4,-20,-25,-25,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:19]} d5 {[%emt 0:00:12]} 2. c4 {[%emt 0:00:41]} e6 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:07]} 4. cxd5 {[%emt 0:00:10]} exd5 {[%emt 0:00:07]} 5. Bg5 {[%emt 0:00:22]} c6 {[%emt 0:01:06]} 6. e3 {[%emt 0:00:39]} Nbd7 {[%emt 0:00:36]} 7. Bd3 {[%emt 0:00:28]} Be7 {[%emt 0:00:08]} 8. Qc2 {[%emt 0:00:19]} h6 {[%emt 0:00:08]} 9. Bh4 {[%emt 0:00:38]} Nh5 {[%emt 0:00:17] Nowadays more popular than 9...0-0.} 10. Bxe7 {[%emt 0:00:15] D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} Qxe7 {[%emt 1:32:40]} 11. O-O-O {[%emt 0:02:48]} Nb6 {[%emt 0:00:30]} 12. Kb1 {[%emt 0:00:53] White has an edge.} g6 {[%emt 0:00:00] [#]} 13. Nf3 $146 {[%emt 0:04:27]} ({Predecessor:} 13. h3 Be6 14. Nf3 Ng7 15. g4 O-O-O 16. a4 Kb8 17. a5 Nd7 18. a6 b6 19. e4 {1-0 (37) Michalik,P (2546)-Kraemer,E (2149) Germany 2017}) 13... Ng7 {[%emt 0:00:00]} 14. Ne5 Nd7 {[%emt 0:00:00]} 15. Nxd7 {White is much more active. The black rooks are badly placed.} Bxd7 {[%emt 0:00:00]} 16. e4 (16. Rhe1 $5 {[%cal Re3e4]}) 16... dxe4 $1 {[%emt 0:00:00]} 17. Bxe4 {aiming for Rhe1.} O-O {[%emt 0:00:00]} 18. d5 Rad8 {[%emt 0:00:00]} 19. Ka1 Qf6 {[%emt 0:00:00]} (19... Bf5 $11) 20. Bf3 (20. f3 $16) 20... Nf5 $11 {[%emt 0:04:30]} 21. Ne4 {[%emt 0:55:22]} Qg7 {[%emt 0:00:00]} 22. Nc5 {[%emt 0:34:00]} Bc8 {[%emt 0:01:00]} 23. dxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 24. Qc3 Nd4 {[%emt 0:01:00]} 25. Be4 {[%emt 0:00:00]} Rfe8 {[%emt 0:00:00]} 26. Rhe1 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 27. Bxf5 {[%emt 0:02:30]} Nxf5 {[%emt 0:00:00]} 28. Rxd8 {[%emt 0:00:00]} Rxd8 {[%emt 0:00:00]} 29. Ne4 {[%emt 0:00:00]} Qxc3 {[%emt 0:00:00]} 30. Nxc3 {[%emt 0:00:00][%mdl 4096] Endgame KRN-KRN} Kf8 {[%emt 0:00:00]} 31. g3 {[%emt 0:00:00] Against Nh4} Nd4 {[%emt 0:00:00] [#] Threatens to win with ...Nc2+.} 32. Rd1 {[%emt 0:00:00]} Nc2+ 33. Kb1 Rxd1+ 34. Nxd1 {[%emt 0:00:00] KN-KN} Nd4 {[%emt 0:00:00]} 35. h4 f5 {[%emt 0:00:00]} 36. Ne3 Ke7 {[%emt 0:00:00]} 37. Kc1 f4 {[%emt 0:06:30]} 38. gxf4 {[%emt 0:00:00]} Ne2+ {[%emt 0:00:00]} 39. Kd2 Nxf4 {[%emt 0:01:00]} 40. Ng4 {[%emt 0:01:09]} h5 {[%emt 0:00:00]} 41. Ne5 {[%emt 0:00:10]} Kd6 {[%emt 0:01:00]} 42. Nf3 {[%emt 0:00:24] The position is equal.} Kd5 {[%emt 0:00:00]} 43. Ke3 Ng2+ 44. Kd3 {[%emt 0:01:45]} a6 {[%emt 0:00:00]} 45. b3 Kc5 {[%emt 0:02:00]} 46. Ke4 {[%emt 0:02:40]} Kb4 {[%emt 0:00:00]} 47. Ke5 Ka3 {[%emt 0:00:00]} 48. Kf6 Kxa2 {[%emt 0:00:00]} 49. Kxg6 Kxb3 {[%emt 0:00:00]} 50. Nd4+ Kc4 {[%emt 0:00:01]} 51. Nxc6 {[%emt 0:01:18]} Kc5 {[%emt 0:00:15]} 52. Na5 {[%emt 0:00:06]} Nxh4+ {[%emt 0:00:30]} 53. Kxh5 {[%emt 0:05:28]} Nf3 {[%emt 0:00:29]} 54. Kg4 Nd2 {[%emt 0:03:15] [#] ( -> ...Kb6)} 55. Kf4 {[%emt 0:00:00] Weighted Error Value: White=0.04 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "3.1"]
[White "Stremavicius, Titas"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2508"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "187"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 27,187,-27,-22,-31,-17,-58,-41,-47,-36,-43,-45,-45,-45,-59,-12,-23,-33,-35,-32,-67,-70,-71,-77,-75,-78,-83,-58,-63,-60,-81,-91,-78,-69,-61,0,-69,-76,-92,-70,-84,-40,-38,-38,-47,0,-39,-25,-23,-26,-29,-24,-25,-18,-33,-33,-48,-55,-55,-55,-43,-48,-47,0,0,0,-39,-32,-43,-48,-115,-115,-111,-112,-114,-110,-108,0,-94,-54,-92,0,-98,-50,-225,-201,-214,-222,-216,-196,-193,-91,-151,-140,-139,-92,-101,-83,-83,-72,-88,-98,-106,-56,-56,-38,-62,-62,-63,-63,-63,-64,-69,-69,-266,-266,-266,0,0,0,0,0,-8,-8,-8,0,-8,0,-8,0,-8,-8,-8,0,0,0,0,0,-404,0,-377,0,-444,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8]} 1. c4 {[%emt 1:31:00]} e6 {[%emt 0:00:30]} 2. g3 {[%emt 0:00:00]} d5 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:13]} 4. Bg2 {[%emt 0:00:00]} Be7 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:06]} 6. b3 {[%emt 0:00:00]} b6 {[%emt 0:00:32]} 7. Bb2 {[%emt 0:00:00]} Bb7 {[%emt 0:00:11]} 8. e3 {[%emt 0:00:00]} c5 {[%emt 0:01:51]} 9. Nc3 {[%emt 0:00:00]} Nbd7 {[%emt 0:08:27]} 10. Qe2 {[%emt 0:00:00]} Ne4 {[%emt 0:01:54]} 11. cxd5 {[%emt 0:00:00]} Nxc3 {[%emt 0:03:58]} 12. Bxc3 {[%emt 0:00:00]} Bxd5 {[%emt 0:02:22]} 13. e4 {[%emt 0:00:00]} Bb7 {[%emt 0:00:04]} 14. e5 {[%emt 0:00:00]} Rc8 {[%emt 0:04:04]} 15. h4 {[%emt 0:00:00]} Rc7 {[%emt 0:02:15]} 16. h5 {[%emt 0:00:00]} Qa8 {[%emt 0:05:13]} 17. Ne1 {[%emt 0:00:00]} Rd8 {[%emt 0:02:14]} 18. Rd1 {[%emt 0:00:00]} Nb8 {[%emt 0:01:35]} 19. f4 {[%emt 0:00:00]} Nc6 {[%emt 0:07:28]} 20. f5 {[%emt 0:00:00]} Nd4 {[%emt 0:06:08]} (20... exf5 $15 21. e6 Bf6 22. Bxc6 (22. Bxf6 gxf6 23. Nc2 Re7 $15) 22... Bxc3 23. dxc3 (23. exf7+ Rxf7 24. dxc3 Bxc6 $17) 23... Bxc6 24. Rxd8+ Qxd8 25. Rxf5 Qd6) 21. Bxd4 $11 {[%emt 0:00:00]} Rxd4 {[%emt 0:00:14]} 22. fxe6 {[%emt 0:00:00]} fxe6 {[%emt 0:00:09]} 23. Qf2 {[%emt 0:00:00]} Qe8 {[%emt 0:03:05]} 24. Bxb7 {[%emt 0:00:00]} Rxb7 {[%emt 0:49:47]} 25. Nf3 {[%emt 0:00:00]} Rd3 {[%emt 0:00:00]} 26. Qh2 {[%emt 0:00:00]} Qc6 {[%emt 0:00:00]} 27. Qe2 {[%emt 0:00:00]} Rbd7 {[%emt 0:00:00]} 28. Kh2 {[%emt 0:00:00]} Rd8 {[%emt 0:00:00]} 29. Ne1 {[%emt 0:00:00]} R3d7 {[%emt 0:00:00]} 30. Nf3 {[%emt 0:00:00]} Rd3 {[%emt 0:00:00]} 31. Ne1 $1 {[%emt 0:00:00]} R3d5 {[%emt 0:00:00]} 32. Nf3 {[%emt 0:00:00]} Qe8 {[%emt 0:00:00]} 33. g4 {[%emt 0:00:00]} Qd7 {[%emt 0:00:00]} (33... g6 {is interesting.} 34. Qe3 Rd3 35. Qh6 Qf8) 34. Qe4 {[%emt 0:00:00]} Rf8 {[%emt 0:00:00]} 35. Rde1 {[%emt 0:00:00]} Rd3 {[%emt 0:00:00]} (35... a6 $15 {was preferrable.}) 36. Kg2 {[%emt 0:00:25]} a5 {[%emt 0:00:00]} 37. Re3 {[%emt 0:02:12]} Rd5 {[%emt 0:00:00]} 38. a4 {[%emt 0:00:36]} Bd8 {[%emt 0:00:00]} 39. Rf2 {[%emt 0:03:45]} Qf7 {[%emt 0:00:00]} 40. Ree2 {[%emt 0:00:02]} Qf4 {[%emt 0:00:00]} 41. Qxf4 {[%emt 0:02:29]} Rxf4 {[%emt 0:00:00]} 42. Kg3 {[%emt 0:00:12]} Rb4 {[%emt 0:00:00]} 43. Re3 {[%emt 0:00:06]} h6 {[%emt 0:00:00]} 44. Rc3 {[%emt 0:05:38]} Re4 {[%emt 0:01:53]} (44... Bg5 $15 45. Re2 Bf4+ 46. Kg2 Bg5) 45. Re3 $1 $11 {[%emt 0:01:24]} Rb4 {[%emt 0:01:21]} 46. Rc3 $1 {[%emt 0:00:03]} Be7 {[%emt 0:02:09]} 47. Re2 {[%emt 0:00:49]} Bg5 {[%emt 0:00:23]} 48. Kh3 {[%emt 0:01:28]} (48. d3 $1 $15) 48... Rf4 $1 $17 {[%emt 0:01:38]} 49. Kg3 {[%emt 0:01:37]} Rf8 {[%emt 0:00:39]} 50. d3 {[%emt 0:00:51]} Rfd8 {[%emt 0:01:38]} 51. Ne1 {[%emt 0:00:03]} Rf8 {[%emt 0:00:54]} (51... g6 $17 52. Rc4 Kg7) 52. Rc4 {[%emt 0:01:14]} (52. Nf3 $11) 52... Rd7 {[%emt 0:00:36]} (52... g6 {looks sharper.} 53. Ree4 gxh5 54. gxh5 Rf1) 53. Kg2 {[%emt 0:00:33]} Rd5 {[%emt 0:00:21]} (53... Rfd8 $17 54. Kg3 g6) 54. Rce4 {[%emt 0:01:15]} (54. Kg3 $1 $11 {remains equal.}) 54... Rf4 {[%emt 0:01:24]} (54... g6 $17 55. Rc2 Rfd8) 55. Kg3 $2 {[%emt 0:01:14]} ({White should try} 55. Rxf4 $15 Bxf4 56. Kf3 Rxe5 57. Re4 Rxe4 58. dxe4) 55... Rxe4 $1 $19 {[%emt 0:00:45]} 56. dxe4 {[%emt 0:00:20]} Rd1 {[%emt 0:00:11]} 57. Nf3 {[%emt 0:00:30]} Rd3 {[%emt 0:01:11]} 58. Rb2 {[%emt 0:00:28]} Re3 {[%emt 0:00:03]} (58... Be3 $19 59. Rb1 Kf7) 59. Rb1 {[%emt 0:01:02]} (59. Kf2 $142 Rxe4 60. Nxg5 hxg5 61. Rd2) 59... Rxe4 $17 {[%emt 0:01:25]} 60. Rd1 {[%emt 0:00:02]} Bf4+ {[%emt 0:00:19]} (60... Rb4 $142 $1 61. Nxg5 hxg5 62. Rd8+ Kf7 63. Rd7+ Kf8 64. Rd8+ Ke7) 61. Kf2 $17 {[%emt 0:00:42]} Be3+ {[%emt 0:00:34]} 62. Kg3 {[%emt 0:00:09]} Bd4 {[%emt 0:00:16]} 63. Nxd4 {[%emt 0:00:17]} cxd4 {[%emt 0:00:14]} ({But not} 63... Rxd4 $6 64. Rxd4 cxd4 65. Kf4 $11) 64. Kf3 {[%emt 0:00:56]} Rxe5 {[%emt 0:01:21]} (64... Re3+ $17 65. Kf2 Rxe5 66. Rxd4 Rd5) 65. Rxd4 $15 {[%emt 0:00:07]} Rc5 {[%emt 0:00:21]} 66. Rd6 {[%emt 0:00:46]} Rc3+ {[%emt 0:00:03]} 67. Kf4 {[%emt 0:00:09]} Rxb3 {[%emt 0:00:05]} 68. Rxe6 {[%emt 0:00:04]} Rb4+ {[%emt 0:00:53]} 69. Kf5 {[%emt 0:01:39]} Rxa4 {[%emt 0:00:52]} 70. g5 $2 {[%emt 0:00:46] [#]} (70. Rxb6 $15 Kh7 71. Ra6) 70... hxg5 $1 $19 {[%emt 0:00:14]} 71. Rxb6 {[%emt 0:00:26] [#]} Kh7 $2 {[%emt 0:00:56]} (71... g4 $1 $19 {Hoping for ...Rb4.} 72. Kg6 Rf4) 72. Kxg5 $11 {[%emt 0:00:04]} Ra1 {[%emt 0:00:37]} (72... Rb4 $5 73. Ra6 Rb5+ 74. Kg4 Re5 $11) 73. Ra6 {[%emt 0:00:14]} a4 {[%emt 0:00:05]} 74. Kg4 {[%emt 0:00:05]} a3 {[%emt 0:00:16]} 75. Kg3 {[%emt 0:00:04]} Kg8 {[%emt 0:00:38]} (75... a2 $5 {[%cal Ra1g1]} 76. Kh2 Kg8 $19) 76. Ra7 {[%emt 0:00:08]} Kh7 {[%emt 0:00:36]} 77. Ra6 $1 {[%emt 0:00:06]} Kg8 {[%emt 0:00:41]} 78. Ra7 {[%emt 0:00:05]} a2 {[%emt 0:00:16]} 79. Kg2 {[%emt 0:00:05]} Kf8 {[%emt 0:00:04]} (79... Kh7 $5 80. Ra8 Kh6 $11) 80. Kh2 {[%emt 0:00:12]} Ke8 {[%emt 0:00:11]} 81. h6 {[%emt 0:00:11]} gxh6 {[%emt 0:00:06]} 82. Kg2 $2 {[%emt 0:00:05][%mdl 8192]} (82. Ra8+ $11 Ke7 83. Kg2) 82... h5 $2 {[%emt 0:00:09]} (82... Kd8 $19 83. Ra8+ Ke7) 83. Kh2 $2 {[%emt 0:00:05][%mdl 8192]} (83. Ra3 $11 {and White is okay.} Kd7 84. Ra7+ Kd8 85. Ra8+ Ke7 86. Ra6) 83... h4 $2 {[%emt 0:00:03]} (83... Kd8 $19 84. Kg2 Kc8) 84. Kg2 $2 {[%emt 0:00:11][%mdl 8192]} (84. Ra8+ $1 $11 {and White stays safe.} Kd7 85. Kg2) 84... h3+ $2 {[%emt 0:00:09]} ({Black should play} 84... Kd8 $19 {...Kc8 is the strong threat.} 85. Ra4 Kc8 86. Ra8+ Kd7) 85. Kh2 $11 {[%emt 0:00:03]} Kd8 {[%emt 0:00:06]} 86. Ra3 {[%emt 0:00:12]} Kc7 {[%emt 0:00:06]} 87. Ra4 {[%emt 0:00:12]} Kb6 {[%emt 0:00:05]} 88. Ra3 {[%emt 0:00:07]} Kc5 {[%emt 0:00:09]} 89. Ra8 {[%emt 0:00:05]} Kd4 {[%emt 0:00:08]} 90. Ra7 {[%emt 0:00:09]} Kc3 {[%emt 0:00:09]} 91. Ra8 $1 {[%emt 0:00:07]} Rb1 {[%emt 0:00:09]} 92. Rxa2 {[%emt 0:00:05]} Rb2+ {[%emt 0:00:02]} 93. Rxb2 {[%emt 0:00:05]} Kxb2 {[%emt 0:00:02]} 94. Kxh3 {[%emt 0:01:22]} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "3.2"]
[White "Williams, Justus"]
[Black "Song, Micheal"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "2417"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,90,33,29,0,0,0,0,-8,34,41,35,-4,0,16,0,14,41,37,39,-10,0,0,0,0,0,0,0,-10,63,60,156,89,125,91,89,108,65,72,109,127,403,107,102,111,237,117,125,129,109,112,106,122,183,173,165,150,150,150,143,142,148,143,150,143,143,133,131,113,139,108,97,0,0,0,0,0,0,-6,-6,-633,-633,-633,-568]} 1. Nf3 {[%emt 0:01:48]} f5 {[%emt 0:00:31]} 2. d3 {[%emt 0:02:59]} Nc6 {[%emt 0:00:35]} 3. e4 {[%emt 0:02:09]} e5 {[%emt 0:00:28]} 4. d4 {[%emt 0:05:06]} fxe4 {[%emt 0:01:13]} 5. Nxe5 {[%emt 0:00:15]} Qf6 {[%emt 0:00:32]} 6. Nxc6 {[%emt 0:03:21] C40: Latvian and Elephant Gambits.} bxc6 {[%emt 0:04:14]} 7. Be2 {[%emt 0:03:23]} d5 {[%emt 0:02:39]} 8. c4 {[%emt 0:03:59] The position is equal.} Bb4+ {[%emt 0:12:31]} 9. Nc3 {[%emt 0:01:10]} Ne7 {[%emt 1:12:17] [#]} 10. a3 $146 {[%emt 0:03:40]} ({Predecessor:} 10. O-O O-O 11. cxd5 cxd5 12. Nxe4 dxe4 13. Qb3+ Be6 14. Qxb4 Nc6 15. Qc5 Nxd4 16. Bc4 Bxc4 17. Qxc4+ {1-0 (53) Yandemirov,V (2405)-Bocharov,I (2472) Kaliningrad 2015}) 10... Bxc3+ {[%emt 0:00:00]} 11. bxc3 {[%emt 0:00:08]} O-O {[%emt 0:00:00]} 12. O-O {[%emt 0:01:00]} Be6 {[%emt 0:00:00]} 13. f3 {[%emt 0:06:25]} Qg6 {[%emt 0:00:00]} 14. Ra2 {[%emt 0:10:51]} (14. fxe4 $1 $14 {was preferrable.} Bh3 15. Rxf8+ (15. Bf3 dxe4 16. Qc2 exf3 $15) 15... Rxf8 16. Bf1 (16. Bf3 $2 dxe4 17. Bxe4 Qxe4 $19)) 14... dxc4 {[%emt 0:00:00]} (14... Bh3 $5 15. Rf2 Rab8 $11) 15. fxe4 {[%emt 0:00:54]} Qxe4 {[%emt 0:00:00]} 16. Bf3 {[%emt 0:01:36]} Qg6 {[%emt 0:00:00]} 17. Re2 {[%emt 0:08:04]} Nd5 {[%emt 0:00:00]} 18. Re5 {[%emt 0:05:23]} Qf7 {[%emt 0:00:00]} (18... Nxc3 $2 19. Qe1 Rae8 20. Qxc3 $18) ({Black should try} 18... Bf7 $11) 19. Qa4 $36 {[%emt 0:06:46][%csl LRc4,LRc6][%mdl 2048] White has good play.} Rad8 {[%emt 0:00:00]} (19... Nxc3 $2 20. Qxc6 Rae8 21. Bd2 $18) (19... Qd7 $1 $14) 20. Qxc4 {[%emt 0:03:16]} (20. Qxc6 $142 Rd6 21. Qb7 (21. Qxc4 $2 Ne3 $19)) 20... Nf4 {[%emt 0:00:00]} 21. d5 {[%emt 0:12:38]} Nxd5 {[%emt 0:00:00]} 22. Qxc6 {[%emt 0:00:14]} Rd6 {[%emt 0:00:00]} 23. Qc5 {[%emt 0:00:25]} Nb6 {[%emt 0:00:00]} 24. Be2 {[%emt 0:02:29] A strong pair of Bishops.} Qxf1+ {[%emt 0:00:00]} 25. Bxf1 {[%emt 0:00:02]} Rd1 {[%emt 0:00:22][%csl Gd1,LRc1,LRf1][%cal Rf8f1] [#] Prevents Re1.} 26. h3 $1 {[%emt 0:00:39]} Rdxf1+ {[%emt 0:01:05]} 27. Kh2 {[%emt 0:00:04]} Nd7 {[%emt 0:00:31]} 28. Qc6 {[%emt 0:00:39]} Nxe5 {[%emt 0:07:32]} 29. Qxe6+ {[%emt 0:00:03]} Nf7 {[%emt 0:00:00]} 30. Bg5 {[%emt 0:01:55][%mdl 1024] White has strong compensation.} Rd1 {[%emt 0:00:00]} (30... h6 $16 31. Qc4 Rf5) 31. Bf4 $18 {[%emt 0:00:48]} c5 {[%emt 0:00:00]} 32. Qe7 {[%emt 0:00:13]} Rf1 {[%emt 0:00:00]} 33. Be3 {[%emt 0:00:54]} Re1 {[%emt 0:01:38][%cal Of7d6]} 34. Qxc5 {[%emt 0:00:04]} Re8 {[%emt 0:00:14]} 35. Bd4 {[%emt 0:00:02]} a6 {[%emt 0:00:23]} 36. Qd5 {[%emt 0:00:36]} h6 {[%emt 0:00:17]} 37. a4 {[%emt 0:01:38]} R1e2 {[%emt 0:00:37]} 38. Qc6 {[%emt 0:00:26] aiming for Qg6.} R8e6 {[%emt 0:00:12] Inhibits Qg6.} 39. Qc4 {[%emt 0:01:02]} Ng5 {[%emt 0:02:09]} 40. Bb6 {[%emt 0:00:48]} (40. Qd3 $16) 40... Nf3+ $11 {[%emt 0:00:00]} 41. Kg3 {[%emt 0:00:13]} Nd2 {[%emt 0:01:00]} 42. Qd5 {[%emt 0:03:36]} Kh7 {[%emt 0:00:00]} 43. Bd4 {[%emt 0:00:21]} Rg6+ {[%emt 0:00:00]} 44. Kh2 $2 {[%emt 0:00:18][%mdl 8192] [#]} (44. Kh4 $11) 44... Ne4 $1 $19 {[%emt 0:01:30]} 45. Kh1 {[%emt 0:01:31]} Rgxg2 {[%emt 0:00:00] Black used his chance.  Weighted Error Value: White=0.24 (precise) /Black=0.13 (very precise)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "3.3"]
[White "Sheng, Joshua"]
[Black "Spicha, K. Alexander"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2487"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,71,27,38,21,31,37,31,43,43,42,40,25,33,35,49,13,25,30,21,32,17,42,0,0,0,-25,49,24,18,30,18,18,18,18,20,16,24,24,16,14,13,20,406,395,652,210,206,203,200,203,209,204,214,197,197,203,201,186,472,462,1044,1026]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:43]} 2. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:12]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:02]} Nc6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:02]} Qc7 {[%emt 0:00:08]} 6. Be3 {[%emt 0:00:03]} a6 {[%emt 0:00:13]} 7. Qf3 {[%emt 0:00:04] B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Ne5 {[%emt 0:00:34]} 8. Qg3 {[%emt 0:00:03]} b5 {[%emt 0:00:11]} 9. O-O-O {[%emt 0:00:33][%cal Of1b5] White is slightly better.} Nf6 {[%emt 0:00:15] And now ...b4 would win.} 10. f4 {[%emt 0:00:02]} Neg4 {[%emt 0:00:21]} 11. Bg1 {[%emt 0:00:06]} h5 {[%emt 0:01:21] Threatens to win with ...b4. 11...h5 scores better than 11...b4.} 12. e5 {[%emt 0:00:23]} b4 $1 {[%emt 0:00:14]} 13. Na4 {[%emt 0:00:02]} ({But not} 13. exf6 bxc3 14. fxg7 Bxg7 15. Qxc3 Qxc3 16. bxc3 Bb7 $15) 13... Nd5 {[%emt 0:00:26]} 14. h3 {[%emt 0:00:03]} Nh6 {[%emt 0:00:25]} 15. f5 {[%emt 0:00:03]} Bb7 {[%emt 0:04:05]} 16. Bd3 {[%emt 0:00:14]} Be7 {[%emt 0:01:45]} 17. Kb1 {[%emt 0:00:13] Black must now prevent fxe6.} h4 $1 {[%emt 0:01:09]} 18. Qe1 {[%emt 0:00:05]} Nf4 {[%emt 0:01:00]} (18... Rc8 $1 $11) 19. Be4 {[%emt 0:00:04] aiming for Bh2.} Nxg2 {[%emt 0:00:09]} 20. Qe2 {[%emt 0:00:01]} Nf4 {[%emt 1:27:07]} 21. Qf3 Bxe4 {[%emt 0:00:00]} 22. Qxe4 {[%emt 0:00:10]} Nd5 {[%emt 0:00:00] [#]} 23. f6 $146 {[%emt 0:10:05]} ({Predecessor:} 23. Qg2 Bf8 24. Be3 Rc8 25. Bg5 g6 26. fxg6 Rg8 27. Nf3 Rxg6 28. Qd2 Nf5 29. Rhe1 {0-1 (38) Sethuraman,S (2628)-Moussard,J (2631) Sharjah 2021}) 23... gxf6 {[%emt 0:00:00]} 24. exf6 {[%emt 0:00:03]} Bxf6 {[%emt 0:00:00]} 25. Bh2 $36 {[%emt 0:03:50][%mdl 2048] Prevents Qe5. White is more active.} Qa5 {[%emt 0:00:00]} 26. Rhe1 {[%emt 0:01:03][%cal Oc2c4] Strongly threatening c4!} Ng8 $2 {[%emt 0:00:00][%mdl 8192] Black cannot hold the game after this.} (26... Qxa4 $2 27. Qxd5 Rc8 28. Qb7 $18) (26... O-O-O $11 {and Black has nothing to worry.} 27. b3 Qxa4 $1 28. Qxd5 exd5 29. bxa4 Rhe8) 27. c4 $18 {[%emt 0:11:06]} bxc3 $2 {[%emt 0:00:00] [#]} (27... Qxa4 $2 28. cxd5 Rd8 29. Nf5 $18) (27... Nge7 28. cxd5 Qxd5 29. Qxd5 Nxd5) 28. Nb3 $2 {[%emt 0:02:58]} (28. Nxe6 $1 {[%mdl 512]} fxe6 (28... c2+ 29. Kxc2) 29. Rxd5 c2+ 30. Kxc2 Qxe1 31. Qxe1 Rc8+ 32. Kb1) 28... c2+ {[%emt 0:00:00]} 29. Kxc2 {[%emt 0:00:15]} Rc8+ {[%emt 0:00:00]} 30. Kb1 {[%emt 0:00:04]} Qb4 {[%emt 0:00:00]} (30... Qb5 $2 31. Rxd5 Qc4 32. Qxc4 Rxc4 33. Nb6 $18) 31. Rxd5 {[%emt 0:05:29]} Rc4 {[%emt 0:00:00]} 32. Qe2 {[%emt 0:03:22]} Qxa4 {[%emt 0:00:00] [#]} 33. Nc5 $1 {[%emt 0:01:23][%cal Bb3c5,Bc5a6,Ba6c7][%mdl 32]} Qb4 {[%emt 0:00:00]} 34. Nxa6 {[%emt 0:01:04] Really sharp!} Qb7 {[%emt 0:00:00] [#]} (34... Qa4 {is a better defense.}) 35. Rb5 $1 {[%emt 0:00:08]} Qc6 {[%emt 0:00:00]} (35... Qxb5 $142 36. Nc7+ Rxc7 37. Qxb5 Rc6) 36. Nc7+ {[%emt 0:00:27] Weighted Error Value: White=0.18 (very precise) /Black=0.49} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "3.4"]
[White "Liang, Jason"]
[Black "Mardov, Dimitar"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2432"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,101,-16,0,-6,25,7,35,15,49,43,49,54,67,55,69,54,43,0,0,0,0,0,30,37,32,0,0,0,0,0,0,-26,-24,-33,-41,-56,-27,-29,-24,-26,-20,-24,-17,-16,3,0,0,-54,-35,-48,-41,-80,-25,-27,-6,0,27,27,27,27,27,27,27,27,27,27,27,0,27,27,27,27,27,27,27,0,0,0,27,0,0,0,27,27,27,27,27,0,27,0,0,0,0,0]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:14]} 2. Nc3 {[%emt 0:00:11]} d5 {[%emt 0:00:32]} 3. Bf4 {[%emt 0:00:09]} e6 {[%emt 0:02:51]} 4. Nb5 {[%emt 0:00:16]} Na6 {[%emt 0:00:49]} 5. e3 {[%emt 0:00:13]} c6 {[%emt 0:01:15]} 6. Nc3 {[%emt 0:00:12] D00: 1 d4 d5: Unusual lines.} Nc7 {[%emt 0:03:47]} 7. Nf3 {[%emt 0:04:46]} Be7 {[%emt 0:02:44]} 8. Bd3 {[%emt 0:02:51] [#] White is slightly better.} Nh5 $146 {[%emt 0:12:02]} ({Predecessor:} 8... O-O 9. O-O Nce8 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nf6 13. Bd3 b6 14. Qe2 Bb7 {1-0 (51) Artemiev,V (2716)-Klekowski,M (2511) Chess.com INT 2020}) 9. Be5 {[%emt 0:01:29] Strongly threatening g4.} O-O {[%emt 0:01:25]} 10. h4 {[%emt 0:03:45][%cal Of3g5] [#] Hoping for Ng5!} f5 {[%emt 0:02:25]} 11. g4 {[%emt 0:03:27]} Nf6 {[%emt 0:05:34]} 12. gxf5 {[%emt 0:02:27] White is more active.} exf5 {[%emt 0:00:23]} 13. Ng5 {[%emt 0:01:39][%cal Bf3g5,Bg5h3,Bh3f4][%mdl 32]} h6 {[%emt 0:04:43]} 14. Nh3 {[%emt 0:06:49]} Ng4 {[%emt 0:04:35]} 15. Qf3 {[%emt 0:07:38]} Nxe5 {[%emt 0:01:11]} 16. dxe5 {[%emt 0:00:07]} Bb4 {[%emt 0:08:57]} 17. O-O-O {[%emt 0:02:55]} Bxc3 {[%emt 0:00:42]} (17... Qxh4 $2 18. Rdg1 (18. Nf4 Qg4 $11) 18... Qg4 19. Rxg4 $18) 18. bxc3 {[%emt 0:00:08]} Qe7 $36 {[%emt 0:05:30][%mdl 2048] Black has some pressure.} (18... Qxh4 $2 19. Rdg1 (19. Nf4 Qg4 $11) 19... Qe7 20. Nf4 Qxe5 21. Rxh6 $18) 19. Nf4 {[%emt 0:01:30]} Rf7 {[%emt 0:01:42]} 20. Rdg1 {[%emt 0:03:39]} Qxe5 {[%emt 0:06:03]} 21. Rg6 {[%emt 0:01:10]} Ne6 {[%emt 0:33:36]} 22. Rhg1 {[%emt 0:15:43] [#] Threatens to win with Rxh6.} Nxf4 {[%emt 0:00:00]} (22... Qxc3 {looks sharper.} 23. Nxe6 Bxe6 24. Kb1 Re8) 23. Qxf4 {[%emt 0:01:03]} Qxf4 {[%emt 0:00:00]} 24. exf4 {[%emt 0:00:05]} Kf8 {[%emt 0:00:00]} 25. c4 {[%emt 0:00:29]} Bd7 {[%emt 0:00:00]} 26. Rd6 {[%emt 0:00:30]} Ke7 {[%emt 0:00:00]} 27. Rdg6 {[%emt 0:00:20]} Kf8 {[%emt 0:00:00]} 28. Kb2 {[%emt 0:06:37]} (28. Rd6 $11) 28... Re8 {[%emt 0:00:00]} 29. cxd5 {[%emt 0:01:51]} cxd5 {[%emt 0:00:00]} 30. Kc3 {[%emt 0:00:15]} Re6 {[%emt 0:00:00]} (30... Rc8+ $17 31. Kb3 Rc7) 31. Kd4 {[%emt 0:01:37]} Rxg6 {[%emt 0:00:00]} 32. Rxg6 {[%emt 0:00:09]} Rf6 {[%emt 0:00:00]} 33. Rxf6+ {[%emt 0:03:45]} gxf6 {[%emt 0:00:00]} 34. Kxd5 $11 {[%emt 0:00:11][%mdl 4096] Endgame aiming for Kd6. KB-KB} Ke7 {[%emt 0:00:00]} 35. a3 {[%emt 0:06:59]} Be6+ {[%emt 0:00:00]} 36. Kc5 {[%emt 0:00:19]} Kd7 {[%emt 0:00:00]} 37. c4 {[%emt 0:08:12][%cal Bc2c4,Bc4c5][%mdl 32]} Kc7 {[%emt 0:00:00]} 38. Kb4 {[%emt 0:01:28]} b6 {[%emt 0:00:00]} 39. c5 {[%emt 0:00:19]} Kc6 {[%emt 0:00:54] And now ...a5+ would win.} 40. Bb5+ {[%emt 0:00:12]} Kc7 {[%emt 0:00:13]} 41. Be8 {[%emt 0:01:26]} Kd8 {[%emt 0:02:10]} 42. Bc6 {[%emt 0:01:38]} (42. cxb6 $5 axb6 43. Bb5 $11) 42... Kc7 {[%emt 0:00:45]} 43. Bf3 {[%emt 0:02:31]} Bf7 {[%emt 0:02:16]} 44. Bg2 {[%emt 0:01:11]} Be6 {[%emt 0:00:17]} 45. Kb5 {[%emt 0:01:25]} Bf7 {[%emt 0:01:24]} 46. Bf1 {[%emt 0:00:39]} Bd5 {[%emt 0:00:42]} 47. Bd3 {[%emt 0:00:37]} Be6 {[%emt 0:00:33]} 48. Bc2 {[%emt 0:00:24]} Kb7 {[%emt 0:04:16]} 49. Kb4 {[%emt 0:01:21]} Kc6 {[%emt 0:00:00] White must now prevent ...a5+.} 50. Ba4+ {[%emt 0:00:13]} Kc7 {[%emt 0:00:00]} 51. Bc2 {[%emt 0:01:19] Weighted Error Value: White=0.10 (very precise) /Black=0.10 (very precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "3.5"]
[White "Ostrovskiy, Aleksandr"]
[Black "Belous, Vladimir"]
[Result "1/2-1/2"]
[WhiteElo "2397"]
[BlackElo "2525"]
[Annotator "RC"]
[PlyCount "14"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:02:14]} c5 {[%emt 0:01:37]} 2. Nf3 {[%emt 0:00:04]} e6 {[%emt 0:00:03]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:03]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:03]} 5. Nc3 {[%emt 0:00:14]} d6 {[%emt 0:00:01]} 6. g4 {[%emt 0:07:04]} e5 {[%emt 0:03:22]} 7. Nf5 {[%emt 0:27:08]} h5 {[%emt 0:05:13]} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "4.1"]
[White "Korley, Kassa"]
[Black "Belous, Vladimir"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2413"]
[BlackElo "2525"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 23,74,12,22,28,28,29,43,34,70,33,51,7,0,0,0,0,0,0,0,0,0,0,0,0,0,8,10,0,8,5,104,111,114,105,204,164,595,585,913,812,812,812,768,754,29990,29991,29991,-714,-676,-711,-672,-29977,-29978]} 1. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:02:16]} 2. g3 {[%emt 0:00:16]} g6 {[%emt 0:00:10]} 3. Bg2 {[%emt 0:00:06]} Bg7 {[%emt 0:00:04]} 4. O-O {[%emt 0:00:06]} O-O {[%emt 0:00:04]} 5. d4 {[%emt 0:00:07]} d6 {[%emt 0:00:07]} 6. c4 {[%emt 0:00:26]} Nbd7 {[%emt 0:00:05]} 7. Nc3 {[%emt 0:00:06]} e5 {[%emt 0:00:11]} 8. e4 {[%emt 0:00:16]} a6 {[%emt 0:00:10]} 9. Re1 {[%emt 0:00:58]} exd4 {[%emt 0:00:32]} 10. Nxd4 {[%emt 0:00:04]} Rb8 {[%emt 1:31:51]} 11. a4 {[%emt 0:05:52]} Re8 {[%emt 0:00:00]} 12. h3 {[%emt 0:01:07]} Ne5 {[%emt 0:00:00]} 13. b3 {[%emt 0:00:37] E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4.} c5 {[%emt 0:00:00]} 14. Nc2 {[%emt 0:07:20]} Be6 {[%emt 0:00:00] [#]} 15. Bd2 $146 {[%emt 0:11:59] White is slightly better.} ({Predecessor:} 15. Bb2 h5 16. Rb1 Bh8 17. Ne3 Nc6 18. Ncd5 Bxd5 19. cxd5 Nd4 20. Nc2 Nxc2 21. Qxc2 {½-½ (38) Agrest,E (2585)-Radjabov,T (2748) Khanty-Mansiysk 2010}) 15... Qd7 {[%emt 0:00:00]} 16. Kh2 {[%emt 0:00:04]} (16. f4 $5 {[%cal Rf4e5]} Nc6 17. g4 $16) 16... Nd3 {[%emt 0:00:00]} 17. Re2 {[%emt 0:01:43]} b5 {[%emt 0:00:00]} 18. axb5 {[%emt 0:03:31]} axb5 {[%emt 0:00:00]} 19. Nxb5 {[%emt 0:00:44] And now Ra7 would win.} Nb2 $1 {[%emt 0:00:00]} 20. Qe1 {[%emt 0:17:19] Black must now prevent Ra7.} Nxc4 $1 {[%emt 0:00:00]} 21. bxc4 {[%emt 0:00:03]} Bxc4 {[%emt 0:00:00]} 22. Nc3 {[%emt 0:09:31] Hoping for Re3.} Bxe2 {[%emt 0:00:00]} 23. Qxe2 {[%emt 0:00:08] aiming for Qd3.} d5 $1 {[%emt 0:00:00]} 24. Bf4 {[%emt 0:01:04]} Rb3 {[%emt 0:00:00] [#]} 25. e5 $1 $36 {[%emt 0:04:52][%mdl 2048] Threatens to win with Qd2. White has the initiative.} Rxc3 {[%emt 0:00:00]} 26. Qd2 {[%emt 0:01:09]} d4 {[%emt 0:00:00]} 27. exf6 $16 {[%emt 0:00:14]} Bxf6 {[%emt 0:00:00] [#]} 28. Ne3 {[%emt 0:02:05] Inhibits Qf5.} Rb3 {[%emt 0:00:00]} (28... Rcxe3 $16 29. Bxe3 (29. fxe3 g5 $15) 29... c4) 29. Nd5 {[%emt 0:00:21]} Bd8 {[%emt 0:00:00]} (29... Bg7 {is more resistant.}) 30. Ra8 $18 {[%emt 0:02:14]} Qb5 {[%emt 0:00:00] [#]} 31. Be5 $1 {[%emt 0:02:25][%mdl 576] Deflection} Rxe5 {[%emt 0:00:00]} 32. Rxd8+ {[%emt 0:02:10]} Kg7 {[%emt 0:00:00]} 33. Qf4 {[%emt 0:00:12]} Qe2 {[%emt 0:00:00]} 34. Qf6+ {[%emt 0:07:25]} Kh6 {[%emt 0:00:00]} 35. Nf4 $4 {[%emt 0:01:33][%mdl 8192]} (35. Rg8 {and life is good for White.} Rf3 36. Qg7+ Kg5 37. h4+ Kf5 {[#]} 38. Nc3 $1 {[%mdl 512]} Ke6 39. Nxe2 Rxe2 40. Re8+ Kd7 41. Rxe2) 35... Qxf2 $19 {[%emt 0:00:00]} 36. Qh4+ {[%emt 0:03:30]} Kg7 {[%emt 0:00:00] ( -> ...Rb1)} 37. Nxg6 {[%emt 0:03:59]} Re1 {[%emt 0:00:00] What a bad dream for White.  Weighted Error Value: White=0.74/Black=0.77} ({Much less strong is} 37... Kxg6 38. Rg8+ Kf5 39. Qg5+ Ke6 40. Re8+ Kd7 41. Qd8#) 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "4.2"]
[White "Mardov, Dimitar"]
[Black "Ostrovskiy, Aleksandr"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2402"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,109,35,33,29,19,19,22,15,16,21,22,23,27,25,17,22,19,30,18,22,20,18,15,13,10,24,0,5,10,15,13,52,18,20,18,16,14,18,18,16,0,0,0,0,0,44,49,30,39,33,37,34,42,52,21,29,21,25,32,34,0,98,88,275,283,1082,364,358,349,324,175,175,175,29951,29955,29944,800,29961,29963,29965,29966,29965,29967,29967,29968,29969,29970,29970,29971,29970,29971,29970,29969,29969,29970,29969,29967,12792,4681,4651,4614]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:04:45]} 2. Nc3 {[%emt 0:00:13]} d5 {[%emt 0:00:08]} 3. Nf3 {[%emt 0:00:04]} dxe4 {[%emt 0:00:48]} 4. Nxe4 {[%emt 0:00:57]} Nf6 {[%emt 0:00:10]} 5. Qe2 {[%emt 0:01:13]} Nxe4 {[%emt 1:27:09]} 6. Qxe4 {[%emt 0:00:05]} Nd7 {[%emt 0:00:00] B11: Caro-Kann: Two Knights Variation.} 7. g3 {[%emt 0:01:14]} Nf6 {[%emt 0:00:00]} 8. Qe2 {[%emt 0:01:02]} Bf5 {[%emt 0:00:00] The position is equal.} 9. d4 {[%emt 0:01:06]} e6 {[%emt 0:00:00]} 10. Bg2 {[%emt 0:00:28] [#]} h6 $146 {[%emt 0:00:00]} ({Predecessor:} 10... Be7 11. O-O O-O 12. h3 h6 13. Rd1 Qa5 14. c4 Rfd8 15. Bd2 Qb6 16. Bc3 a5 17. a3 a4 {1-0 (53) Bivol,A (2368)-Babiy,O (2259) Chess.com INT 2021}) 11. O-O {[%emt 0:00:47]} Be7 {[%emt 0:00:00]} 12. Rd1 {[%emt 0:01:32]} O-O {[%emt 0:00:00]} 13. c4 {[%emt 0:04:02]} a5 {[%emt 0:00:00]} 14. Bd2 {[%emt 0:05:24]} a4 {[%emt 0:00:00]} 15. Bc3 {[%emt 0:05:58]} Be4 {[%emt 0:00:00]} 16. Ne5 {[%emt 0:05:54][%cal Bf3e5,Be5d3,Bd3f4][%mdl 32]} Bxg2 {[%emt 0:00:00]} 17. Kxg2 {[%emt 0:00:06]} Qc7 {[%emt 0:00:00]} (17... Nd7 {is interesting.} 18. d5 exd5 19. cxd5 Nxe5 20. dxc6 Qb6) 18. Qf3 {[%emt 0:06:32]} Rad8 {[%emt 0:00:00]} 19. Rac1 {[%emt 0:01:30]} Nd7 {[%emt 0:00:00]} 20. Nd3 {[%emt 0:04:58]} Qb8 {[%emt 0:00:00]} 21. h4 {[%emt 0:05:51]} Rfe8 {[%emt 0:00:00]} 22. Re1 {[%emt 0:02:22]} Bf8 {[%emt 0:00:00]} 23. Rcd1 {[%emt 0:03:07]} Qc7 {[%emt 0:02:12]} 24. Nf4 {[%emt 0:11:50]} b5 {[%emt 0:03:27]} 25. b3 {[%emt 0:13:16]} axb3 {[%emt 0:00:12]} 26. axb3 {[%emt 0:00:35]} bxc4 {[%emt 0:00:15]} 27. bxc4 {[%emt 0:00:39]} Bd6 {[%emt 0:03:28]} 28. Nh5 {[%emt 0:00:44] Hoping for d5.} g6 {[%emt 0:00:41]} 29. Nf6+ {[%emt 0:03:26]} Nxf6 {[%emt 0:00:02]} 30. Qxf6 {[%emt 0:00:07] d5 is the strong threat.} Be7 {[%emt 0:01:32]} 31. Qf3 {[%emt 0:00:06]} h5 {[%emt 0:00:23]} 32. g4 {[%emt 0:02:18]} hxg4 {[%emt 0:00:19]} 33. Qxg4 {[%emt 0:00:19][%cal Oe1e6] Black must now prevent Rxe6!} Bf6 $1 {[%emt 0:00:22]} 34. h5 {[%emt 0:00:46]} g5 {[%emt 0:00:13]} 35. Re4 {[%emt 0:04:40]} Kh7 {[%emt 0:01:15]} (35... c5 $11 {remains equal.}) 36. Qf3 $1 $36 {[%emt 0:01:11][%mdl 2048] White is really pushing.} Bg7 {[%emt 0:00:35] [#] This costs Black the game.} (36... Qe7 $16) 37. h6 $1 $18 {[%emt 0:02:56]} Bxh6 {[%emt 0:00:29]} (37... Bh8 38. Ba5 Qd7 39. Bxd8 Rxd8) 38. Ba5 $2 {[%emt 0:02:29]} Qe7 {[%emt 0:00:33]} (38... Qxa5 {gets mated.} 39. Qxf7+ Kh8 40. Rh1 Qf5 41. Rxh6+) 39. Bxd8 {[%emt 0:00:27]} Rxd8 {[%emt 0:00:01]} 40. d5 {[%emt 0:00:37]} (40. Re3 $142) 40... cxd5 {[%emt 0:00:12]} 41. cxd5 {[%emt 0:00:46]} Bg7 $2 {[%emt 0:01:16]} (41... Rd6 $18 42. Re3 g4 43. Qe4+ (43. Qxg4 Bxe3 44. fxe3 exd5 $11) 43... Kg7) 42. dxe6 {[%emt 0:03:50]} Rxd1 {[%emt 0:00:13]} 43. Qh5+ {[%emt 0:00:49]} (43. exf7 $142 Qd6 44. Qh5+ Bh6 45. f8=Q Qxf8 46. Qxd1 Qf5 47. Qd4 Bf8 48. Re5) 43... Bh6 {[%emt 0:00:39]} 44. Qxd1 {[%emt 0:00:11]} fxe6 {[%emt 0:00:33] KQR-KQB} 45. Qg4 {[%emt 0:00:15]} Bg7 {[%emt 0:00:36]} 46. Rxe6 {[%emt 0:00:19]} Qb7+ {[%emt 0:00:19]} 47. Qf3 {[%emt 0:00:44]} Qxf3+ {[%emt 0:00:38]} 48. Kxf3 {[%emt 0:00:06] KR-KB} Bd4 {[%emt 0:00:01]} 49. Kg3 {[%emt 0:02:35]} Kg7 {[%emt 0:00:06]} 50. f3 {[%emt 0:00:39]} Kf7 {[%emt 0:00:22]} 51. Re4 {[%emt 0:00:14]} Bc3 {[%emt 0:00:28]} 52. Kg4 {[%emt 0:00:40]} Kf6 {[%emt 0:00:21]} 53. Rc4 {[%emt 0:00:42]} Bd2 {[%emt 0:00:06]} 54. Rc6+ {[%emt 0:00:03]} Ke5 {[%emt 0:00:22]} 55. Rg6 {[%emt 0:00:08] Weighted Error Value: White=0.16 (very precise) /Black=0.36} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "4.3"]
[White "Spicha, K. Alexander"]
[Black "Liang, Jason"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2083"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,78,4,35,24,12,12,18,8,17,8,15,20,10,11,22,-5,16,19,53,59,88,85,97,77,91,56,54,54,55,54,56,27,62,58,76,73,102,101,99,34,29,36,32,38,43,0,9,0,52,58,60,67,62,52,41,52,39,45,68,70,59,58,64,56,68,0,8,0,56,0,31]} 1. d4 {[%emt 0:00:45]} d5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:18]} Nf6 {[%emt 0:00:09]} 3. Bf4 {[%emt 0:00:06]} c5 {[%emt 0:00:19]} 4. e3 {[%emt 0:00:23]} e6 {[%emt 0:00:30]} 5. Nbd2 {[%emt 0:00:29]} Bd6 {[%emt 0:01:14]} 6. Bxd6 {[%emt 0:04:03] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qxd6 {[%emt 0:00:08]} 7. dxc5 $1 {[%emt 0:00:29][%mdl 4] is now more promising than 7.c3.} Qxc5 {[%emt 0:00:09]} 8. c4 {[%emt 0:00:03]} O-O {[%emt 0:05:28]} 9. Rc1 {[%emt 0:08:18]} Nc6 {[%emt 0:02:00]} 10. cxd5 {[%emt 0:20:23]} Qxd5 {[%emt 0:00:08] [#]} 11. Qb3 $146 {[%emt 0:01:08]} ({Predecessor:} 11. Bc4 Qh5 12. O-O e5 13. Bb5 Bd7 14. Ne4 Rad8 15. Ng3 Qg4 16. h3 Qb4 17. Qa4 {1-0 (72) Vlasenko,M (2408)-Shakirov,M (2139) St Petersburg 2022}) 11... Qa5 {[%emt 0:03:52]} 12. Bb5 {[%emt 0:07:51]} Nb4 {[%emt 0:04:32]} (12... Ne4 $5) 13. Be2 {[%emt 0:04:11]} e5 {[%emt 0:04:32]} (13... Nxa2 $2 14. Ra1 $18) 14. O-O {[%emt 0:13:13]} Nc6 {[%emt 0:01:06] [#] Threatens to win with ...e4.} 15. Nc4 $1 {[%emt 0:01:42]} Qa6 {[%emt 0:08:08]} 16. Rfe1 {[%emt 0:08:37]} Be6 {[%emt 0:02:05] [#]} 17. Ncxe5 $1 {[%emt 0:01:59]} Nxe5 {[%emt 0:00:15] [#]} 18. Nxe5 {[%emt 0:00:24][%cal Bf3e5,Be5c4,Bc4d6][%mdl 32]} Qxa2 {[%emt 0:00:56]} 19. Qxa2 {[%emt 0:03:56]} Bxa2 {[%emt 0:00:06]} 20. Bf3 {[%emt 0:01:07]} Rfe8 {[%emt 0:02:09]} 21. Nc4 {[%emt 0:00:42] White is more active.} ({Much weaker is} 21. Bxb7 Rab8 22. Nc4 Bxc4 $15) 21... Re7 {[%emt 0:00:50]} 22. Nd6 {[%emt 0:03:36]} Bd5 {[%emt 0:01:46] [#]} 23. Bxd5 $1 {[%emt 0:01:43]} Nxd5 {[%emt 0:00:08]} 24. Rc8+ {[%emt 0:00:03]} ({Better is} 24. Red1 $16 Nf6 25. Rd4) 24... Rxc8 $14 {[%emt 0:00:08]} 25. Nxc8 {[%emt 0:00:02][%mdl 4096] Endgame KRN-KRN} Rc7 {[%emt 0:00:41]} 26. Nxa7 {[%emt 0:00:08]} Rc2 {[%emt 0:04:38]} 27. Kf1 {[%emt 0:05:34] And now Rd1 would win.} Kf8 {[%emt 0:01:49]} (27... Rxb2 $2 28. Rd1 $18) 28. Re2 {[%emt 0:00:06]} Rc5 {[%emt 0:04:46]} (28... Rc1+ $11 29. Re1 Rc2) 29. Rd2 {[%emt 0:00:07]} Ke7 {[%emt 0:00:12]} 30. Rd3 {[%emt 0:02:52]} Ra5 {[%emt 0:05:48] [#]} 31. Ke2 $1 {[%emt 0:00:02]} Ke6 {[%emt 0:06:07]} 32. Ra3 {[%emt 0:00:24]} Rxa3 {[%emt 0:04:25]} 33. bxa3 {[%emt 0:00:02] KN-KN} Kd6 {[%emt 0:00:18]} 34. Nb5+ {[%emt 0:01:38]} Kc5 $1 {[%emt 0:00:07]} 35. Nd4 {[%emt 0:00:06]} Nf4+ {[%emt 0:03:33]} 36. Kf3 {[%emt 0:01:19]} ({Don't play} 36. exf4 Kxd4 37. Kd2 Kc4 $11) (36. Kd2 $5 {[%cal Rd4b3]}) 36... Nd3 {[%emt 0:00:15]} 37. Ke2 {[%emt 0:00:27]} (37. h3 $14) 37... Nf4+ $1 $11 {[%emt 0:04:17]} 38. Kf3 {[%emt 0:00:05]} (38. Kd2 $11 {feels stronger.}) 38... Nd3 $1 $14 {[%emt 0:00:05]} 39. Ke2 {[%emt 0:00:05]} Nf4+ $1 {[%emt 0:05:49] Weighted Error Value: White=0.13 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "4.4"]
[White "Song, Micheal"]
[Black "Sheng, Joshua"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2408"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,59,27,22,25,14,0,16,0,4,6,0,0,0,0,0,6,0,29,8,29,11,30,22,18,8,20,16,20,4,360,359,327,331,312,120,125,94,99,95,392,409,437,418,5693,5693,29975,29975,29996,29997]} 1. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:52]} 2. c4 {[%emt 0:00:44]} dxc4 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:07]} 4. e3 {[%emt 0:00:24]} e6 {[%emt 0:00:08]} 5. Bxc4 {[%emt 0:00:39]} a6 {[%emt 0:00:01]} 6. O-O {[%emt 0:00:35]} c5 {[%emt 0:00:07]} 7. Nbd2 {[%emt 0:02:18]} Nbd7 {[%emt 0:03:32] D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 8. e4 {[%emt 0:02:49]} b5 {[%emt 0:01:44]} 9. e5 {[%emt 0:00:50]} bxc4 {[%emt 0:04:37] The position is equal.} 10. exf6 {[%emt 0:00:11]} Nxf6 {[%emt 0:04:02]} 11. Nxc4 {[%emt 0:00:41] [#]} cxd4 $146 {[%emt 0:01:48]} ({Predecessor:} 11... Be7 12. dxc5 Qxd1 13. Rxd1 Bxc5 14. Be3 Be7 15. Nb6 Rb8 16. Ne5 Bb7 17. Rac1 Bd8 {½-½ (35) Petrov,N (2577)-Inarkiev,E (2661) Sochi 2020}) 12. Bf4 {[%emt 0:04:47]} Bc5 {[%emt 0:09:40]} 13. b4 {[%emt 0:02:45][%mdl 64] Deflection} Be7 {[%emt 0:00:03]} 14. Nfe5 {[%emt 0:01:46] Hoping for Nc6. Pair of Knights!} Bd7 {[%emt 0:09:54] Prevents Nc6.} 15. Nxd7 {[%emt 0:18:09]} (15. Qxd4 Bb5 16. Qb2 Nd5 $11) 15... Nxd7 {[%emt 0:00:03]} (15... Qxd7 $2 16. Nb6 Qb7 17. Qa4+ (17. Nxa8 Nd5 $18) (17. Qxd4 Rd8 $17) 17... Kf8 18. Nxa8 $18) 16. Nd6+ {[%emt 0:00:10]} Kf8 $1 {[%emt 0:05:03]} (16... Bxd6 17. Bxd6 Nb6 18. Qxd4 $16) 17. Qxd4 {[%emt 0:05:13]} Bf6 {[%emt 0:01:07]} 18. Qe4 {[%emt 0:02:00] And now Rad1 would win.} Bxa1 {[%emt 0:00:10]} 19. Rxa1 {[%emt 0:00:25][%cal Bf1a1,Ba1c1,Bc1c6][%mdl 32] Black must now prevent Re1.} Ra7 {[%emt 0:06:55]} 20. Rc1 {[%emt 0:21:48][%mdl 1024] Strongly threatening Rc8. White has compensation.} Nb6 {[%emt 0:06:51][%mdl 8192] Against Rc8} (20... Rc7 $1 $11 {and Black stays safe.}) 21. Rc6 $1 $18 {[%emt 0:15:48] aiming for Be3.} Rd7 {[%emt 0:06:14][%cal Ob6c8]} 22. g3 {[%emt 0:00:02]} Kg8 {[%emt 0:02:25]} 23. Qc2 $2 {[%emt 0:10:04]} (23. Qe5 $18) 23... g5 $16 {[%emt 0:06:19] [#]} 24. Be5 {[%emt 0:00:03]} ({Much weaker is} 24. Bxg5 $6 Qxg5 25. Rxb6 Kg7 $11) 24... f6 {[%emt 0:00:03] [#]} 25. Qc5 $36 {[%emt 0:01:39][%mdl 2048] Keeping Black busy. White is much more active.} fxe5 $2 {[%emt 0:01:26][%mdl 8192]} (25... h5 $16) 26. Qxe5 $18 {[%emt 0:02:34]} ({Not} 26. Rxb6 h5 $16) 26... h6 {[%emt 0:16:26]} 27. Qxe6+ {[%emt 0:00:05]} ({But not} 27. Rxb6 Rhh7 28. Qxe6+ Kf8 29. Rxa6 Ra7 30. Rxa7 Rxa7 31. Qxh6+ Kg8 32. Qe6+ Kf8 $18) 27... Kh7 {[%emt 0:00:07]} (27... Kf8 $142 28. Rxb6 Rhh7 29. Rxa6 Ra7) 28. Ne4 {[%emt 0:01:43][%csl Gc6,LRb6,LRh6][%cal Re6g6,Bd6e4,Be4f6,Bf6e8][%mdl 32]} Rg7 {[%emt 0:02:28] Inhibits Qg6+.} 29. Nf6+ {[%emt 0:00:06]} Kg6 {[%emt 0:00:03]} 30. Ne8+ {[%emt 0:00:26][%mdl 64] Discovered Attack.  Weighted Error Value: White=0.10 (very precise) /Black=0.66} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.06"]
[Round "4.5"]
[White "Stremavicius, Titas"]
[Black "Williams, Justus"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2508"]
[BlackElo "2417"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,67,16,17,14,31,8,34,22,44,41,41,41,93,97,87,35,121,136,139,47,47,39,48,28,97,27,28,28,106,96,89,20,16,-24,0,-34,-54,-36,-41,-159,-142,-177,-178,-186,-100,-107,-103,-133,-102,-170,-60,-59,-22,-29,-20,-51,0,0,1237,1208]} 1. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:19]} 2. g3 {[%emt 0:00:09]} d5 {[%emt 0:00:37]} 3. Nf3 {[%emt 0:00:11]} a6 {[%emt 0:04:03]} 4. b3 {[%emt 0:03:05] [#]} Nc6 $146 {[%emt 1:27:31]} ({Predecessor:} 4... dxc4 5. bxc4 b5 6. Qb3 b4 7. a3 c5 8. d4 a5 9. axb4 cxb4 10. Bg2 Bb7 11. Nc3 {½-½ (31) Oparin,G (2652)-Dreev,A (2647) Sochi 2021}) 5. Bg2 {[%emt 0:01:07]} d4 {[%emt 0:00:00]} 6. O-O {[%emt 0:14:46] A13: English Opening: 1...e6.} Bc5 {[%emt 0:00:00]} 7. d3 {[%emt 0:06:57]} Nge7 {[%emt 0:00:00]} 8. Na3 {[%emt 0:01:10] White is slightly better.} Rb8 {[%emt 0:00:00]} 9. Nc2 {[%emt 0:03:11]} b5 {[%emt 0:00:00]} 10. e3 {[%emt 0:01:04]} e5 {[%emt 0:00:00]} (10... dxe3 $14 11. fxe3 (11. Bxe3 Bb6 $14) 11... bxc4) 11. exd4 $16 {[%emt 0:22:02]} exd4 {[%emt 0:00:00]} 12. Re1 {[%emt 0:00:29]} (12. Qd2 $16) 12... f6 {[%emt 0:00:00] [#]} (12... O-O $14) 13. Ng5 $1 {[%emt 0:09:07][%mdl 512]} O-O {[%emt 0:04:30] [#]} 14. Ne6 {[%emt 0:09:56] White is more active.} (14. Nxh7 $1 $16 {[%mdl 512]} Rf7 15. Qh5) 14... Bxe6 $14 {[%emt 0:00:00]} 15. Rxe6 {[%emt 0:00:05]} Qd7 {[%emt 0:00:00]} 16. Qe2 {[%emt 0:04:25]} Rbe8 {[%emt 0:00:00]} (16... bxc4 $11 {remains equal.} 17. bxc4 Rb6) 17. Bd2 {[%emt 0:00:57]} (17. Bb2 $16) 17... bxc4 $1 $11 {[%emt 0:00:00]} 18. bxc4 {[%emt 0:00:06]} Ne5 {[%emt 0:00:00]} (18... Rb8 $11 {keeps the balance.}) 19. Rxa6 $16 {[%emt 0:01:35]} Nxc4 {[%emt 0:03:00][%cal Oe7f5]} 20. Bf4 {[%emt 0:04:50] A strong pair of Bishops.} (20. Bb4 $16 Bxb4 21. Nxb4) 20... Nb6 $11 {[%emt 0:00:30]} 21. Qd2 {[%emt 0:02:02] Strongly threatening Qa5.} (21. Qh5 {is more complex.} Nbd5 22. Re1 f5 23. Bd2) 21... Ng6 {[%emt 0:00:00]} 22. Qa5 {[%emt 0:04:51]} Nxf4 {[%emt 0:00:00]} 23. gxf4 {[%emt 0:02:57]} Bd6 {[%emt 0:00:00]} 24. Rxb6 {[%emt 0:05:02]} (24. a4 $15) 24... cxb6 $17 {[%emt 0:00:00]} 25. Qd5+ {[%emt 0:00:04]} Kh8 {[%emt 0:00:00]} 26. Nxd4 {[%emt 0:00:13] [#]} Rc8 {[%emt 0:00:00]} (26... f5 $1 $19 27. Rc1 Rf6) 27. Ne6 {[%emt 0:01:06]} Rfe8 {[%emt 0:00:00]} 28. f5 {[%emt 0:00:13]} Rc2 {[%emt 0:00:00]} 29. Be4 {[%emt 0:01:40] [#]} (29. d4 $17) 29... Rec8 {[%emt 0:00:14]} (29... g6 $1 $19 {[%cal Rg6f5] aiming for ...gxf5.} 30. d4 Re2) 30. Kg2 $15 {[%emt 0:02:07]} Qe7 {[%emt 0:00:57]} 31. Rb1 {[%emt 0:00:00]} Bb4 {[%emt 0:02:48]} 32. Nd4 {[%emt 0:00:21]} R2c5 {[%emt 0:00:54]} 33. Qe6 $11 {[%emt 0:00:15]} Ra5 $2 {[%emt 0:01:04][%mdl 8192]} 34. Qxc8+ {[%emt 0:00:42] Weighted Error Value: White=0.30/Black=0.31} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "5.1"]
[White "Williams, Justus"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2417"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,125,1,0,0,0,0,-72,-3,-4,0,-52,-62,-53,-72,-92,-106,-242,-245,-277,-251,-245,-214,-155,-139,-141,-149,-138,-153,-137,-120,-135,-95,-93,-110,-383,-363,-348,-134,-134,-150,-165,-181,-166,-166,-158,-147,-288,-288,-322,-339,-330,-241,-235,-234,-247,-96,-251,-87,-83,-57,-52,0,-79,-23,-24,-24,-24,-24,-24,-26,-126,0,-8,0,0,0,-5002,631,648,12840,12835,12836,6609,12836,12836,12835,12835,12838,12839,12840,9108,12841,12839,12839,11346,1774,1171,12842,12842,12846,12846,12847,12847,12848,12848]} 1. Nf3 {[%emt 0:00:08]} d5 {[%emt 0:00:04]} 2. e3 {[%emt 0:00:52]} Nf6 {[%emt 0:00:05]} 3. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:05]} 4. b3 {[%emt 0:03:04]} Be7 {[%emt 0:00:06]} 5. Bb2 {[%emt 0:00:39]} O-O {[%emt 0:00:06]} 6. Nc3 {[%emt 0:00:38]} dxc4 {[%emt 0:00:10]} 7. bxc4 {[%emt 0:03:30]} c5 {[%emt 0:00:06]} 8. d4 {[%emt 0:02:38]} cxd4 {[%emt 0:01:15]} 9. exd4 {[%emt 0:00:41]} b6 {[%emt 0:00:11]} 10. Bd3 {[%emt 0:00:47]} Bb7 {[%emt 0:05:37]} 11. O-O {[%emt 0:01:38]} Nc6 {[%emt 0:02:38]} 12. Rc1 {[%emt 0:03:36]} a6 {[%emt 0:09:58] E14: Queen's Indian: Classical Variation (4 e3).} 13. Bb1 {[%emt 0:07:30] [#]} Na5 $146 {[%emt 0:00:47]} ({Predecessor:} 13... Rc8 14. d5 Na5 15. dxe6 Qxd1 16. exf7+ Rxf7 17. Rfxd1 Nxc4 18. Ba1 Bc5 19. Na4 Ba3 {0-1 (45) Schwark,M (1809)-Raasch,J (2095) Cologne 2004}) 14. Qd3 {[%emt 0:02:13]} (14. Ne5 $11 {keeps the balance.}) 14... b5 {[%emt 0:20:17]} (14... Bxf3 $17 15. gxf3 b5 16. cxb5 axb5 17. Nxb5 g6) 15. cxb5 $11 {[%emt 0:06:19]} Bxf3 {[%emt 0:05:35]} 16. gxf3 {[%emt 0:10:54]} ({Better is} 16. Qxf3 $11 Nc4 17. Rc2) 16... axb5 $15 {[%emt 0:01:01]} 17. Nxb5 {[%emt 0:06:20]} g6 {[%emt 0:07:57]} 18. Rfe1 {[%emt 0:03:52][%cal Od4d5]} Nd5 {[%emt 0:00:19][%mdl 1024] Black has strong compensation.} 19. Re4 {[%emt 0:01:02]} (19. f4 $17) 19... Bg5 $1 $19 {[%emt 0:02:28]} 20. Rce1 {[%emt 0:06:29]} Bf4 {[%emt 0:01:05]} 21. Qf1 {[%emt 0:05:46]} Rc8 {[%emt 0:04:47]} (21... Qh4 $2 22. Qg2) 22. Ba3 {[%emt 0:03:10]} Qh4 $1 {[%emt 0:11:57][%csl Gf4][%cal Rh4h2]} 23. Qg2 {[%emt 0:03:12]} Rfd8 {[%emt 0:00:10]} 24. Bd6 {[%emt 0:07:48]} Qh6 {[%emt 0:01:53]} 25. Bxf4 {[%emt 0:02:30]} Nxf4 {[%emt 0:00:07]} 26. Qg3 {[%emt 0:01:54]} Nh5 {[%emt 0:01:29] Pair of Knights!} 27. Qh4 {[%emt 0:01:59]} Nc4 {[%emt 0:01:21]} 28. Na7 $2 {[%emt 0:02:58][%mdl 8192]} (28. a4 $17) 28... Nd2 {[%emt 0:22:56]} 29. R4e3 {[%emt 0:01:10] [#]} g5 $2 {[%emt 0:00:00]} (29... Rxd4 $3 $19 {[%mdl 512]} 30. Qxd4 Qg5+ 31. Kh1 Nf4 $1 {[%mdl 512]} 32. Qxf4 Qxf4 33. Nxc8 Nxf3 34. Ne7+ Kg7 35. Rxf3 Qxf3+ 36. Kg1 Qg4+ 37. Kf1 Qc4+ 38. Re2 Qb4) 30. Qh3 $17 {[%emt 0:00:11]} Rc4 {[%emt 0:00:00]} 31. Nb5 {[%emt 0:02:39]} Nxb1 {[%emt 0:00:00]} 32. Rxb1 {[%emt 0:00:09]} Qg6 {[%emt 0:00:00]} 33. Qf1 {[%emt 0:00:28]} Rc2 {[%emt 0:00:00]} 34. Ra1 {[%emt 0:01:03]} (34. Nc3 $17 {is a better defense.}) 34... Nf4 $19 {[%emt 0:00:00]} 35. Kh1 {[%emt 0:04:47]} Qh5 $1 {[%emt 0:00:00] And now ...Nh3 would win.} 36. Nc3 {[%emt 0:00:18]} Rxd4 {[%emt 0:00:00]} 37. Ne4 {[%emt 0:00:12] aiming for Nf6+.} Qh4 {[%emt 0:00:00]} 38. Qb1 {[%emt 0:02:04]} Rc8 {[%emt 0:03:35]} (38... Rdc4 $19 {and Black stays clearly on top. White must now prevent ...Qh3.} 39. Qg1 h6) 39. a4 $2 {[%emt 0:02:55]} (39. Qb5 $17) 39... Rcd8 $2 {[%emt 0:00:39]} (39... Qh3 40. Qg1 h6 41. Qg3 $19) (39... f5 $1 $19 {[%cal Rf5e4] has better winning chances.} 40. Ng3 Rd2) 40. Qg1 $17 {[%emt 0:00:19]} h6 {[%emt 0:00:38] Threatens to win with ...f5.} 41. a5 {[%emt 0:01:09]} Qh3 {[%emt 0:00:38]} (41... f5 $15 42. Nc3 Rd2) 42. Qg3 {[%emt 0:00:11]} (42. Qg4 $1 $11) 42... Ra4 {[%emt 0:00:46]} 43. Ree1 $11 {[%emt 0:00:27]} Rxa1 {[%emt 0:00:25]} 44. Rxa1 {[%emt 0:00:02][%cal Oe4g5]} Qf5 {[%emt 0:00:20] Hoping for ...Ne2.} 45. h4 {[%emt 0:01:08][%cal Rh4g5]} Qe5 {[%emt 0:00:50]} 46. Rc1 {[%emt 0:01:04] [#]} (46. Rb1 $1 $11) 46... Qb2 {[%emt 0:00:36]} ({But not} 46... Qxa5 $6 47. hxg5 hxg5 48. Nxg5 $11) (46... f6 $1 $17 {Strongly threatening ...Kf7.} 47. a6 Ra8) 47. Rg1 $132 {[%emt 0:00:12][%mdl 2048] Qxf4 is the strong threat. White is not keeping still} Ne2 {[%emt 0:00:17]} 48. Qc7 {[%emt 0:00:07]} Qd4 {[%emt 0:00:19]} 49. Rg4 {[%emt 0:00:41][%mdl 8192]} (49. Re1 $11 Nf4 50. hxg5 hxg5 51. Kg1 (51. Nxg5 Qh8+ 52. Kg1 Qf6 $11) (51. Qe7 Rd5 $11)) 49... Qd3 $4 {[%emt 0:01:27][%mdl 8192]} (49... f5 $2 {[#]} 50. Nxg5 $1 Qd7 51. Nxe6+ fxg4 52. Qxd8+ Qxd8 53. Nxd8 $18) (49... Qa1+ $19 50. Kh2 Rd1) 50. Kh2 $18 {[%emt 0:00:40] White is clearly winning.} Nf4 {[%emt 0:00:00]} 51. Qxf4 {[%emt 0:00:24]} f5 {[%emt 0:00:10]} 52. Rg3 {[%emt 0:01:11][%cal Oh4g5]} fxe4 {[%emt 0:00:46]} 53. hxg5 {[%emt 0:00:03][%mdl 4096] Endgame KQR-KQR} h5 {[%emt 0:00:14]} 54. g6 {[%emt 0:00:22] Intending Qf7+ and mate.} Qd7 {[%emt 0:00:26] Prevents Qf7+.} 55. g7 {[%emt 0:00:54]} Qd2 {[%emt 0:00:07]} 56. Qxe4 {[%emt 0:00:33]} Qd6 {[%emt 0:01:13]} 57. f4 {[%emt 0:00:22]} h4 {[%emt 0:00:21]} 58. Rg4 {[%emt 0:00:12]} Qd5 {[%emt 0:00:32]} 59. Qe5 {[%emt 0:00:54]} Ra8 {[%emt 0:00:38]} 60. Qf6 {[%emt 0:00:42]} Qf5 {[%emt 0:00:06]} 61. Qxh4 {[%emt 0:00:06] Qh8+ would kill now.} Kf7 {[%emt 0:00:49]} 62. g8=Q+ {[%emt 0:01:35]} Rxg8 {[%emt 0:00:04]} 63. Rxg8 {[%emt 0:00:00] Weighted Error Value: White=0.57/Black=0.49} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "5.2"]
[White "Sheng, Joshua"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2487"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,57,9,29,16,23,40,29,43,32,31,28,27,42,27,59,62,63,58,56,59,69,39,65,60,62,37,47,35,47,37,47,38,51,27,27,27,27,10]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:02]} Nc6 {[%emt 0:00:09]} 3. d4 {[%emt 0:00:02]} cxd4 {[%emt 0:00:11]} 4. Nxd4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:13]} 5. Nc3 {[%emt 0:00:04]} e6 {[%emt 0:00:10]} 6. Nxc6 {[%emt 0:00:15]} bxc6 {[%emt 0:00:10]} 7. e5 {[%emt 0:00:18]} Nd5 {[%emt 0:00:09]} 8. Ne4 {[%emt 0:00:02]} Qc7 {[%emt 0:00:11]} 9. f4 {[%emt 0:00:05]} Qa5+ {[%emt 0:00:26]} 10. Bd2 {[%emt 0:00:51]} Qb6 {[%emt 0:00:21]} 11. Bd3 {[%emt 0:01:55]} Be7 {[%emt 0:01:43]} (11... Nb4 $5 {[%cal Rb4d3]}) 12. Qe2 {[%emt 0:00:23] B45: Sicilian Four Knights.} f5 {[%emt 0:01:40]} 13. exf6 {[%emt 0:00:02]} Nxf6 {[%emt 0:00:09]} 14. Bc3 {[%emt 0:00:19]} O-O {[%emt 0:00:33]} 15. Nxf6+ {[%emt 0:00:26]} (15. Rf1 {is more complex.} Nd5 16. Be5 Nb4 17. O-O-O) 15... Bxf6 {[%emt 0:00:09]} 16. Bxf6 {[%emt 0:00:01]} (16. Qe4 Bxc3+ 17. bxc3 Rf5 $15) 16... Rxf6 {[%emt 0:00:28]} 17. O-O-O {[%emt 0:00:22]} d5 {[%emt 0:01:59]} 18. g3 {[%emt 0:06:23] [#]} ({Don't play} 18. Qh5 Qe3+ 19. Kb1 g6 $11) 18... Bd7 $146 {[%emt 0:04:43]} ({Predecessor:} 18... Bb7 19. g4 Qc7 20. Rdf1 Qf7 21. Qe5 Rf8 22. Rf3 Rxf4 23. Bf5 Rxf5 24. gxf5 exf5 {1-0 (45) Gebur,T (2360)-Troia,E (2275) ICCF email 2014}) 19. Qe5 {[%emt 0:09:36]} Qb8 {[%emt 0:00:26]} 20. Rhe1 {[%emt 0:02:22]} Be8 {[%emt 0:05:01]} 21. Qc3 {[%emt 0:06:57] White is more active.} a5 {[%emt 0:06:06]} 22. Re5 {[%emt 0:02:04]} Qb4 {[%emt 0:12:37]} 23. Qe1 {[%emt 0:01:02]} Rb8 {[%emt 0:01:26]} 24. b3 {[%emt 0:00:32]} Bd7 {[%emt 0:08:50]} 25. Kb2 {[%emt 0:02:01]} h6 {[%emt 0:01:35]} 26. h4 {[%emt 0:03:29]} Kf8 {[%emt 0:08:06]} 27. Bf1 {[%emt 0:12:35]} (27. c4 $5) 27... Qxe1 {[%emt 0:02:02]} 28. Rdxe1 {[%emt 0:01:12]} Ke7 {[%emt 0:01:13]} 29. Bd3 {[%emt 0:09:40] Weighted Error Value: White=0.06 (flawless) /Black=0.07 (flawless)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "5.3"]
[White "Liang, Jason"]
[Black "Song, Micheal"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2432"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,69,45,39,36,33,34,42,47,56,64,73,32,13,0,0,-42,-50,-42,99,93,73,88,99,61,68,3,39,6,13,0,0,-31,0,-54,-57,-115,-28,-33,-20,-102,-20,-20,0,0,0,0,0,-9,42,-14,0,-68,-13,-114,-117,-106,87,93,340,312,1216,1106]} 1. d4 {[%emt 0:00:03]} f5 {[%emt 0:00:47]} 2. Nc3 {[%emt 0:00:10]} Nf6 {[%emt 0:00:46]} 3. Bf4 {[%emt 0:00:12]} d6 {[%emt 0:01:24]} 4. Qd3 {[%emt 0:00:28]} g6 {[%emt 0:05:51] [#]} 5. e4 $146 {[%emt 0:00:35]} ({Predecessor:} 5. O-O-O Bg7 6. h4 c6 7. e4 b5 8. a3 a5 9. e5 dxe5 10. Bxe5 b4 11. Na4 {1-0 (49) Wochnik,M (2135)-Thorn Leeson,J (2162) ICCF email 2003}) 5... Bg7 {[%emt 0:02:14]} 6. O-O-O {[%emt 0:04:38] A80: Dutch Defence: Unusual White second moves.} fxe4 {[%emt 0:11:39]} 7. Nxe4 {[%emt 0:00:11]} Nxe4 {[%emt 0:00:59]} 8. Qxe4 {[%emt 0:00:07] White is slightly better.} Nd7 {[%emt 0:00:08]} 9. Bc4 {[%emt 0:01:35]} c6 {[%emt 0:06:04] ...d5 is the strong threat.} 10. Qe2 {[%emt 0:03:21] Hoping for Bxd6.} (10. Qe6 $2 Ne5 $1 {[%mdl 512]} 11. dxe5 Bxe6 $19) (10. Bxd6 $2 Nf6 11. Qxe7+ Qxe7 12. Bxe7 Kxe7 $19) 10... d5 {[%emt 0:00:33]} 11. Bd3 {[%emt 0:02:02]} O-O {[%emt 0:00:17]} 12. Bg3 {[%emt 0:12:23]} Qb6 {[%emt 0:05:53]} 13. Nf3 {[%emt 0:01:58]} Rxf3 {[%emt 0:03:29]} 14. Qxf3 {[%emt 0:05:19]} Qxd4 {[%emt 0:00:30]} 15. c3 $36 {[%emt 0:00:22][%mdl 2048] White is on the roll. Active counter play!} Qc5 {[%emt 0:05:40]} 16. Bc2 {[%emt 0:04:24]} e5 $1 {[%emt 0:05:19]} 17. Qg4 {[%emt 0:04:05]} (17. Rhe1 $14) 17... Qf8 {[%emt 0:04:10]} 18. Kb1 {[%emt 0:02:21]} Nb6 $1 {[%emt 0:09:47]} 19. Qe2 {[%emt 0:01:33]} Nc4 {[%emt 0:34:30]} 20. Rhe1 {[%emt 0:02:52]} b5 {[%emt 0:00:00]} 21. Bd3 {[%emt 0:04:03]} (21. Bb3 $11) 21... Bf5 $15 {[%emt 0:00:00]} 22. Bxf5 {[%emt 0:19:08]} ({White should try} 22. f3 $1 $15) 22... Qxf5+ {[%emt 0:00:00]} (22... gxf5 $17 23. a3 a5) 23. Qc2 $11 {[%emt 0:00:44] And now Qxf5 would win.} Qf8 {[%emt 0:00:00]} 24. Re2 {[%emt 0:03:38]} (24. f3 $11) 24... a5 {[%emt 0:00:00]} (24... e4 $1 $17) 25. f3 {[%emt 0:00:48]} b4 {[%emt 0:00:00]} 26. cxb4 {[%emt 0:01:24]} axb4 {[%emt 0:00:00][%cal Oe5e4]} 27. Qb3 {[%emt 0:02:07]} Qc5 {[%emt 0:00:00]} 28. Be1 {[%emt 0:01:39]} Rb8 {[%emt 0:00:00]} (28... Bf8 $11) 29. a4 {[%emt 0:03:29]} (29. a3 $14) 29... Qa7 {[%emt 0:00:00][%cal Oc4a3][%mdl 1024] Black has compensation.} 30. Bg3 {[%emt 0:04:43]} ({Avoid the trap} 30. Bxb4 $2 Bf8 31. Qxc4 dxc4 $19) (30. Rc1 $11) 30... Qa6 {[%emt 0:00:00]} ({Better is} 30... Rb7 $15) 31. Rde1 {[%emt 0:02:17] [#]} (31. Rc2 $1 $11) 31... Rb7 $1 $17 {[%emt 0:00:00]} 32. h4 {[%emt 0:00:59]} Na5 $2 {[%emt 0:00:00] [#]} (32... c5 $17 {keeps the pressure on.}) 33. Qd1 $1 $16 {[%emt 0:00:55]} b3 $2 {[%emt 0:00:00]} (33... Nc4 $16 {was necessary.} 34. b3 (34. Bxe5 Nxe5 35. Rxe5 Bxe5 $15) 34... Na3+ 35. Kc1 (35. Ka2 Nb5 $17) 35... e4) 34. Bxe5 $18 {[%emt 0:00:23]} Rb4 $2 {[%emt 0:04:28]} (34... Bxe5 35. Rxe5 Qc4) 35. Bd6 {[%emt 0:13:04] Weighted Error Value: White=0.33/Black=0.39} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "5.4"]
[White "Ostrovskiy, Aleksandr"]
[Black "Spicha, K. Alexander"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2397"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,53,32,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12,-5,12,14,12,12,12,-54,-59,-38,0,0,0,0,0,0,0,-36,0,0,0,0,-20,-25]} 1. e4 {[%emt 0:00:56]} c5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:18]} e6 {[%emt 0:00:08]} 3. d4 {[%emt 0:00:47]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:02]} Nc6 {[%emt 1:32:04]} 5. Nc3 {[%emt 0:00:17]} Qc7 {[%emt 0:00:00]} 6. Be3 {[%emt 0:00:27]} a6 {[%emt 0:00:00]} 7. g4 {[%emt 0:01:29] B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} b5 {[%emt 0:00:00][%cal Bb7b5,Bb5b4][%mdl 32]} 8. Nxc6 {[%emt 0:00:36]} Qxc6 {[%emt 0:00:00]} 9. Qd2 {[%emt 0:00:35]} b4 {[%emt 0:00:00]} 10. Ne2 {[%emt 0:00:20]} Qxe4 {[%emt 0:00:00]} 11. Rg1 {[%emt 0:00:06]} Qc4 {[%emt 0:00:00]} 12. Nf4 {[%emt 0:04:48]} Qc7 {[%emt 0:00:00]} 13. O-O-O {[%emt 0:00:06]} Nf6 {[%emt 0:00:00]} 14. Nh5 {[%emt 0:03:37]} Nxh5 {[%emt 0:00:00]} (14... Qxh2 $2 15. Bg2 Nxg4 16. Bxa8 Nxe3 17. fxe3 (17. Nxg7+ Bxg7 18. fxe3 Qxd2+ 19. Rxd2 Bh6 $11) 17... Qxd2+ 18. Kxd2 $18) 15. gxh5 {[%emt 0:00:22]} Bb7 {[%emt 0:00:00]} (15... Qxh2 $2 16. Bg2 Qb8 17. Bf4 $18 (17. Bxa8 Qxa8 18. h6 g6 $16)) 16. Bf4 {[%emt 0:17:37][%mdl 1024] White has compensation.} Qc6 {[%emt 0:00:00]} 17. Be5 {[%emt 0:05:29]} Rg8 $1 {[%emt 0:00:00]} 18. Bd3 {[%emt 0:24:52] [#]} Qd5 $146 {[%emt 0:00:00]} ({Predecessor:} 18... f5 19. Kb1 a5 20. h6 g6 21. h4 Ba6 22. Bf4 Bxd3 23. Qxd3 Be7 24. Bg5 Bxg5 25. hxg5 {1-0 (39) Ali Marandi,C (2542)-Maiti,M (2395) Charlotte 2021}) 19. Kb1 {[%emt 0:08:41]} Qxe5 $15 {[%emt 0:00:00]} 20. Bxh7 {[%emt 0:01:52][%csl Gd1][%cal Rd2d7][%mdl 64] [#] Discovered Attack} Bc6 {[%emt 0:00:00]} 21. Rg5 $1 {[%emt 0:12:23]} ({Reject} 21. Bxg8 Qxh5 22. Qd3 Qh8 $17) 21... Qxh2 {[%emt 0:00:00] Strongly threatening ...Rh8.} 22. Bxg8 {[%emt 0:00:08]} f6 $1 {[%emt 0:00:00]} 23. Rgg1 {[%emt 0:05:41]} Qxh5 {[%emt 0:00:00] aiming for ...Qh8.} 24. Rh1 {[%emt 0:06:01]} Qxh1 {[%emt 0:00:00]} (24... Qd5 $5 {[%cal Rd5d2]} 25. Qf4 Qe5 $11) 25. Rxh1 {[%emt 0:00:05] The position is equal.} Bxh1 {[%emt 0:00:00]} 26. Bh7 {[%emt 0:00:15] Against Be4} Bc6 {[%emt 0:00:00]} 27. Bg6+ {[%emt 0:01:58] Weighted Error Value: White=0.11 (very precise) /Black=0.05 (flawless)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "5.5"]
[White "Belous, Vladimir"]
[Black "Mardov, Dimitar"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2525"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,63,6,17,0,29,30,27,25,27,12,22,16,17,6,19,-50,10,37,56,-18,58,42,47,76,46,61,52,26,39,49,101,125,216,149,132,54,61,53,54,61,288,150,166,136,374,282,266,270,385,375,763,732,704,734,691,452]} 1. c4 {[%emt 0:00:26]} e5 {[%emt 0:00:28]} 2. g3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:18]} 3. Bg2 {[%emt 0:00:04]} Bc5 {[%emt 0:00:45]} 4. Nf3 {[%emt 0:00:26]} d6 {[%emt 0:01:00]} 5. O-O {[%emt 1:31:57] [#]} f5 $146 {[%emt 0:04:56]} ({Predecessor:} 5... Nf6 6. e3 O-O 7. d4 Bb6 8. Nc3 Bg4 9. dxe5 dxe5 10. h3 Be6 11. b3 h6 {0-1 (39) Keinanen,T (2460)-Klekowski,M (2510) Lichess.org INT 2021}) 6. e3 {[%emt 0:00:30] A20: English Opening: 1...e5.} e4 {[%emt 0:01:56]} 7. Ne1 {[%emt 0:00:00]} Nf6 {[%emt 0:07:40]} 8. d4 {[%emt 0:00:00] White has an edge.} Bb6 {[%emt 0:02:14]} 9. b4 {[%emt 0:00:00]} a5 {[%emt 0:01:22]} (9... Nxb4 10. Qa4+ Nc6 11. d5 $16) 10. b5 {[%emt 0:00:00]} Ne7 {[%emt 0:00:47]} 11. Ba3 {[%emt 0:00:00]} d5 {[%emt 1:14:34]} 12. f3 {[%emt 0:03:00]} (12. c5 $11 Ba7 13. Nc3) 12... c6 {[%emt 0:00:00]} (12... dxc4 13. fxe4 fxe4 14. Nd2 $14) (12... h5 $1 $15) 13. Nc3 $11 {[%emt 0:00:00]} Be6 {[%emt 0:00:00]} 14. Na4 {[%emt 0:00:00]} (14. Qa4 $14) 14... Bc7 {[%emt 0:00:00]} ({Black should try} 14... cxb5 $1 $11 15. cxb5 Bc7) 15. Nc5 $36 {[%emt 0:00:00][%csl LRb7,LRe6][%mdl 2048] White has some pressure.} Bc8 {[%emt 0:00:00]} 16. bxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 17. cxd5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:00]} 18. fxe4 {[%emt 0:00:00]} dxe4 {[%emt 0:00:00]} 19. Qa4+ {[%emt 0:00:00]} Kf7 {[%emt 0:00:00]} (19... Bd7 $14 20. Nxd7 Qxd7 21. Qxd7+ Kxd7) 20. Ned3 $16 Rf8 {[%emt 0:00:00]} (20... Re8 $16 {was necessary.}) 21. Ne5+ (21. Nxe4 $6 fxe4 22. Bxe4 Ra6 $16) 21... Kg8 {[%emt 0:00:00]} 22. Qc4+ ({White should play} 22. Rac1 $16 {And now Nc6 would win.} Bd6 23. Qc4+ Kh8 24. Nf7+ Rxf7 25. Qxf7) 22... Nfd5 $1 $14 {[%emt 0:00:00] [#]} 23. Nc6 $1 {[%emt 0:00:00] 0x0.000a029cc3d3dp-1022s more active pieces.} Nxc6 {[%emt 0:00:00]} 24. Nxe4 $1 {[%emt 0:00:00][%mdl 64] Ng5 is the strong threat. Pin} Rf7 $2 {[#]} 25. Ng5 $1 {[%mdl 512]} Qxg5 $16 {[%emt 0:00:00]} 26. Bxd5 {[%emt 0:00:00] The board is on fire.} Nd8 {[%emt 0:00:00] This costs Black the game.} (26... Qxe3+ $2 27. Kh1 Be6 28. Bxe6 (28. Qxc6 Bxd5+ 29. Qxd5 Rd8 $17) 28... Qe4+ 29. Kg1 Qxd4+ 30. Kg2 Qxc4 31. Bxc4 $18) (26... Bb7 $16 {might work better.}) 27. Bxa8 {[%emt 0:00:00]} ({Less strong is} 27. Qxc7 Qxe3+ 28. Kg2 Bb7 $14) 27... Qxe3+ {[%emt 0:01:08]} 28. Rf2 {[%emt 0:00:00]} Ne6 {[%emt 0:07:22]} (28... Qxa3 {keeps fighting.} 29. Bd5 Be6) 29. Bd5 $18 {[%emt 0:00:00]} f4 $2 {[%emt 0:00:00]} (29... Qxa3 30. Re1 Kf8 31. Bxe6 Bxe6 32. Rxe6 g6) 30. Bc1 {[%emt 0:00:00] White is clearly winning.} Qe1+ {[%emt 0:00:27]} 31. Rf1 {[%emt 0:00:00]} Qb4 {[%emt 0:00:27]} 32. Qxb4 {[%emt 0:00:00] Weighted Error Value: White=0.30/Black=0.59} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "6.1"]
[White "Korley, Kassa"]
[Black "Mardov, Dimitar"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2413"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 18,103,-16,-10,0,0,0,-4,0,-22,-14,-19,-18,-20,13,19,24,0,19,13,37,11,15,16,29,17,39,24,39,40,67,0,64,10,58,0,3,0,4,0,35,25,49,36,41,43,112,46,91,90,83,13,26,33,43,0,68,73,77,82,107,80,104,62,116,124,150,145,217,210,199,155,851,864,1223,1129,869,804,1605,1555,6986,6608,6303,6291,6099,5731,29966,29969]} 1. Nf3 {[%emt 0:00:02]} d5 {[%emt 0:00:06]} 2. g3 {[%emt 0:00:02]} Bg4 {[%emt 0:00:04]} 3. Bg2 {[%emt 0:00:06]} Nd7 {[%emt 0:00:13]} 4. O-O {[%emt 0:00:36]} e6 {[%emt 0:00:13]} 5. d3 {[%emt 0:00:32]} Bd6 {[%emt 0:00:26]} 6. Nbd2 {[%emt 0:01:21]} c6 {[%emt 0:00:32]} 7. e4 {[%emt 0:06:22]} Ne7 {[%emt 0:00:20]} 8. Qe1 {[%emt 0:04:19]} O-O {[%emt 0:01:07]} 9. h3 {[%emt 0:00:26]} Bh5 {[%emt 0:01:27]} 10. Nh4 {[%emt 0:00:55] [#]} Bc7 $146 {[%emt 0:12:02] A07: Réti Opening: New York and Capablanca Systems.} ({Predecessor:} 10... Re8 11. f4 f6 12. exd5 Bc5+ 13. Kh2 exd5 14. Nb3 Nf5 15. Nxf5 Rxe1 16. Rxe1 Bf8 17. Nbd4 Bg6 18. Ne6 Qa5 {0-1 (18) Fedoseev,V (2687)-Zhigalko,S (2572) Lichess.org INT 2021}) 11. g4 {[%emt 0:06:38]} Bg6 {[%emt 0:00:37]} 12. f4 {[%emt 0:00:12][%cal Bf2f4,Bf4f5][%mdl 32] Black must now prevent f5.} f6 {[%emt 0:01:05] The position is equal.} 13. Nxg6 {[%emt 0:09:11]} Nxg6 {[%emt 0:03:12]} 14. Nb3 {[%emt 0:00:22]} dxe4 {[%emt 0:11:37]} 15. Qxe4 {[%emt 0:01:21]} e5 {[%emt 0:01:32]} 16. f5 {[%emt 0:01:20]} Nf4 {[%emt 0:04:15]} 17. Bd2 {[%emt 0:12:22]} Kh8 {[%emt 0:03:18]} 18. Rae1 {[%emt 0:00:33]} Bd6 {[%emt 0:05:32]} 19. Kh1 {[%emt 0:04:23]} Nxg2 {[%emt 0:03:39]} 20. Qxg2 {[%emt 0:01:20]} Be7 {[%emt 0:08:00]} 21. h4 {[%emt 0:03:51]} Qe8 {[%emt 0:02:28]} 22. Re4 {[%emt 0:03:21]} Rd8 {[%emt 0:04:41]} 23. Be3 {[%emt 0:06:54]} Nb6 {[%emt 0:01:57]} 24. Qe2 {[%emt 0:00:38] White is more active.} ({White should try} 24. Qf2 $14) 24... Nd5 {[%emt 0:01:37]} (24... Nc8 $11) 25. Bc1 {[%emt 0:03:11]} (25. Bg1 $14) 25... Qd7 {[%emt 0:02:00]} (25... c5 $11) 26. a3 {[%emt 0:01:05]} (26. d4 $14) 26... c5 $11 {[%emt 0:09:31]} 27. Qf3 {[%emt 0:00:09]} Rf7 {[%emt 0:04:15]} 28. Nd2 {[%emt 0:01:39]} Rg8 {[%emt 0:04:02]} 29. Nc4 {[%emt 0:05:19][%cal Oe4e5]} Rff8 {[%emt 0:04:32]} 30. g5 {[%emt 0:02:10] [#] And now g6 would win.} g6 {[%emt 0:02:48]} 31. gxf6 {[%emt 0:01:58]} Bxf6 {[%emt 0:05:22]} (31... Nxf6 $14 32. Nxe5 Qxf5 33. Qxf5 gxf5 34. Ng6+ hxg6 35. Rxe7 Rg7) 32. Nxe5 {[%emt 0:01:05]} (32. fxg6 $16 hxg6 33. Qg3) 32... Bxe5 {[%emt 0:00:43]} 33. Rxe5 {[%emt 0:00:04]} Ne7 {[%emt 0:00:55][%cal Re7f5]} 34. Rxc5 {[%emt 0:07:06]} (34. f6 $16 Nf5 35. b3 (35. Rxc5 Nxh4 36. Qe3 b6 $11)) 34... Rxf5 {[%emt 0:01:04]} 35. Rxf5 {[%emt 0:00:09]} Nxf5 {[%emt 0:00:04]} 36. Re1 {[%emt 0:03:23]} (36. Bd2 $5 {[%cal Rd2c3]} Rf8 37. Bc3+ Kg8 38. Kg1 $16) 36... Re8 {[%emt 0:01:11]} (36... Rf8 $11) 37. Bd2 {[%emt 0:01:00][%cal Bc1d2,Bd2e1,Be1f2][%mdl 32]} Rxe1+ {[%emt 0:00:25]} 38. Bxe1 $16 {[%emt 0:00:01][%mdl 4096] Endgame KQB-KQN} Kg8 {[%emt 0:00:11]} 39. Bf2 {[%emt 0:00:07]} a6 {[%emt 0:00:32]} 40. Qe4 {[%emt 0:00:22]} h5 {[%emt 0:01:09]} ({Better is} 40... Qc7 $1 $14) 41. Kg2 {[%emt 0:00:03]} Kg7 {[%emt 0:00:21]} 42. c4 {[%emt 0:01:00]} Kf7 {[%emt 0:00:52]} (42... Kh7 $16 {might work better.} 43. b4 Nd6) 43. d4 $18 {[%emt 0:00:23]} Nd6 {[%emt 0:00:28]} 44. Qf3+ {[%emt 0:00:18]} Kg8 $2 {[%emt 0:00:49] A mistake that costs the game.} (44... Nf5 $16 45. c5 Ke8) 45. Qd5+ {[%emt 0:00:35]} Kh7 {[%emt 0:00:52]} 46. Bg3 {[%emt 0:00:34]} Qg4 {[%emt 0:00:05]} 47. Qxd6 {[%emt 0:00:33] [#] Strongly threatening Qe7+.} Qe4+ {[%emt 0:00:06]} 48. Kf2 {[%emt 0:00:10]} Qc2+ {[%emt 0:00:05]} 49. Ke3 {[%emt 0:02:36] Qe7+ would kill now.} Qc1+ {[%emt 0:00:10]} 50. Kd3 {[%emt 0:00:07] White wants to mate with Qe7+.} Qd1+ {[%emt 0:00:37]} 51. Kc3 {[%emt 0:00:06] Intending Qe7+ and mate.} Qc1+ {[%emt 0:00:29]} 52. Kb3 {[%emt 0:00:08] Weighted Error Value: White=0.22 (precise) /Black=0.47} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "6.2"]
[White "Spicha, K. Alexander"]
[Black "Belous, Vladimir"]
[Result "1/2-1/2"]
[WhiteElo "2083"]
[BlackElo "2525"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,15,12,9]} 1. d4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:05]} g6 {[%emt 0:00:03]} 3. c4 {[%emt 0:00:05]} Bg7 {[%emt 0:00:03]} 4. Nc3 {[%emt 0:00:09]} O-O {[%emt 0:00:04]} 5. e4 {[%emt 0:00:04]} d6 {[%emt 0:00:03]} 6. Be2 {[%emt 0:00:06]} e5 {[%emt 0:00:05]} 7. dxe5 {[%emt 0:00:04]} dxe5 {[%emt 0:00:03]} 8. Qxd8 {[%emt 0:00:06] [#]} ({Don't play} 8. Nxe5 Qxd1+ 9. Bxd1 {[#]} Nxe4 $1 10. Nxe4 Bxe5 $15) {Predecessor:} 8... Rxd8 $146 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} 9. Bg5 Na6 10. Nd5 Rd6 11. Bxf6 Bxf6 12. O-O-O Bg4 13. b4 c6 14. c5 cxd5 15. cxd6 dxe4 16. Ng1 Bxe2 17. Nxe2 Nxb4 18. Kb1 Nd3 19. Rhf1 Rd8 {1-0 (86) Karjakin,S (2743)-Firouzja,A (2804) Warsaw 2021} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "6.3"]
[White "Song, Micheal"]
[Black "Ostrovskiy, Aleksandr"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2408"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,113,0,0,-3,-7,-14,-18,-7,-4,-7,-2,0,-11,51,43,48,27,36,44,55,27,212,213,221,192,270,203,338,130,100,150,218,212,212,210,212,214,407,91,100,102,108,111,112,66,169,81,241,231,203,229,220,222,537,131,371,77,105,75,79,70,103,104,131,127,961,947,781,131,161,127,224,198,263,248,335,325,947,940,933,588,931,925,910,905,825,677,997,988,851,826,29975,29976,29975,29976,29976,29977,29979,29980,29978,29976]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:02:35]} 2. c4 {[%emt 0:00:15]} e6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:26]} Bb4 {[%emt 0:00:07]} 4. e3 {[%emt 0:00:15]} O-O {[%emt 0:00:17]} 5. Bd3 {[%emt 0:00:49]} d5 {[%emt 0:01:20]} 6. cxd5 {[%emt 0:02:11]} exd5 {[%emt 0:02:36]} 7. a3 {[%emt 0:00:18]} Bd6 {[%emt 0:02:27]} 8. Nge2 {[%emt 0:00:31]} Re8 {[%emt 0:02:07] E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3.} 9. Qc2 {[%emt 0:00:11]} c6 {[%emt 0:13:37][%cal Bc7c6,Bc6c5][%mdl 32]} 10. Bd2 {[%emt 0:02:35]} Nbd7 {[%emt 0:00:46] The position is equal.} 11. f3 {[%emt 0:02:03]} c5 {[%emt 0:03:18]} 12. h4 {[%emt 0:04:09]} a6 {[%emt 0:06:52] [#]} 13. h5 $146 {[%emt 0:10:01]} ({Predecessor:} 13. O-O-O b5 14. g4 b4 15. axb4 cxb4 16. Na4 Bb7 17. Kb1 Rc8 18. Qb3 Qa5 19. Qa2 {0-1 (33) Predke,A (2682)-Petrosyan,M (2620) Warsaw 2021}) 13... Nf8 {[%emt 0:06:35]} ({Black should try} 13... h6 $11) 14. g4 {[%emt 0:04:07]} Ne6 {[%emt 0:03:23]} 15. dxc5 {[%emt 0:07:55]} Bxc5 {[%emt 0:02:18]} 16. O-O-O $1 {[%emt 0:01:17]} Bd7 {[%emt 0:04:11]} 17. f4 {[%emt 0:14:16] And now g5 would win.} Nxg4 {[%emt 0:19:40]} (17... Rc8 $1 $11) 18. Bxh7+ $18 {[%emt 0:00:20]} Kf8 {[%emt 0:01:11]} 19. h6 {[%emt 0:03:09]} (19. Nxd5 $6 Rc8 $16) 19... Nxh6 {[%emt 0:10:48]} (19... Rc8 $142) 20. Nxd5 {[%emt 0:02:06]} Bc6 {[%emt 0:09:33] [#]} (20... Ba4 $142 21. Qxa4 Qxd5) 21. Bc3 $1 {[%emt 0:00:09]} Bxd5 $16 {[%emt 0:02:13]} 22. e4 {[%emt 0:00:21]} Bxe4 {[%emt 0:03:34]} (22... Be3+ $2 23. Kb1 Ba2+ 24. Kxa2) (22... Bb3 $16 23. Qxb3 (23. Rxd8 Bxc2 24. Rxa8 Rxa8 $16) 23... Qb6 24. Qxb6 Bxb6) 23. Bxe4 $18 {[%emt 0:00:10]} (23. Qxe4 Qb6 24. Qg2 Rad8 $11) 23... Qb6 {[%emt 0:00:11]} 24. f5 $1 {[%emt 0:01:12][%mdl 1024] White has strong compensation.} Ng5 {[%emt 0:00:19]} 25. Bd5 {[%emt 0:01:13][%cal Of5f6] A strong pair of Bishops.} Be7 {[%emt 0:02:21] Prevents f6.} (25... Be3+ 26. Kb1 Nh7) 26. Nf4 $2 {[%emt 0:18:03]} (26. Bd4 $18 Qd8 27. Qc3 $1) 26... Rac8 $16 {[%emt 0:00:27]} 27. Nh5 {[%emt 0:03:50] Strongly threatening Kb1.} Qe3+ {[%emt 0:00:25]} 28. Kb1 {[%emt 0:00:56]} Rxc3 {[%emt 0:00:05]} 29. bxc3 {[%emt 0:00:45]} (29. Qxc3 $16 Qxc3 30. bxc3) 29... Rc8 {[%emt 0:00:28]} (29... Qe5 $14) 30. f6 {[%emt 0:01:15]} (30. c4 $1 $18 {has better winning chances. Qb2 is the strong threat.} Bd6 31. Qb2 (31. Bxb7 Rb8 $16)) 30... Bxf6 $2 {[%emt 0:01:07]} (30... gxf6 $16 31. Rd3 Qe5) 31. Nxf6 $18 {[%emt 0:00:17] Really sharp!} Qb6+ {[%emt 0:00:00]} 32. Qb2 {[%emt 0:02:30]} Qxf6 {[%emt 0:00:05]} 33. Qxb7 $40 {[%emt 0:01:14][%mdl 128] White wants a kill.} Qxc3 {[%emt 0:01:04] [#]} (33... Rd8 34. Bb3 Rxd1+ 35. Bxd1 (35. Rxd1 g6 $16) 35... Qe7) 34. Bb3 $2 {[%emt 0:03:08]} (34. Bc6 $1 $18 {[%mdl 512] is the precise move to win.} Qxc6 35. Rd8+ $3 {[%mdl 512]} Rxd8 36. Qxc6) 34... Re8 {[%emt 0:00:49]} (34... Qc5 $16 {might work better.}) 35. Rh4 $2 {[%emt 0:04:48]} (35. Ba4 $1 $18 {[%cal Ra4e8] and the rest is easy.} Qc8 36. Qb4+ Kg8 37. Bxe8 Qxe8 38. Qc4) 35... Qf6 {[%emt 0:00:30]} 36. Qb4+ {[%emt 0:00:50]} Kg8 {[%emt 0:00:13]} 37. Qd4 {[%emt 0:01:00] Black must now prevent Qxf6.} Qg6+ {[%emt 0:00:35] [#]} 38. Bc2 $1 {[%emt 0:01:20]} Rb8+ {[%emt 0:00:45]} 39. Kc1 {[%emt 0:00:09] Active counter play!} Qe6 {[%emt 0:00:30][%mdl 8192] [#]} (39... Rc8 $2 {[#]} 40. Qd8+ $3 {[%mdl 512]} Rxd8 41. Rxd8+ Kh7 42. Bxg6+ fxg6 43. Ra8 $18) (39... f5 $16) 40. Qd8+ $1 {[%emt 0:00:32][%mdl 512]} Qe8 {[%emt 0:00:27]} 41. Qxe8+ $2 {[%emt 0:00:16]} (41. Qxg5 f6 42. Qd5+ Qf7 43. Qd6) 41... Rxe8 {[%emt 0:00:03]} 42. Ra4 {[%emt 0:00:10]} f5 {[%emt 0:00:58]} (42... Ne6 $16 43. Rxa6 Ng4) 43. Rd5 {[%emt 0:10:55]} Ne4 {[%emt 0:00:31]} (43... Ne6 $142 44. Re5 (44. Rxa6 Nc7 $11) (44. Bxf5 Nxf5 45. Rxf5 Rc8+ 46. Kd2 Rc6 $18) 44... Kf7 45. Bxf5 (45. Rxa6 Kf6 $18) 45... Nxf5) 44. Rxa6 {[%emt 0:00:00]} Nc3 {[%emt 0:01:04]} 45. Rda5 {[%emt 0:01:00]} f4 $2 {[%emt 0:00:00]} (45... Ne2+ 46. Kd2 Nd4) 46. Ra8 {[%emt 0:00:00]} Rxa8 {[%emt 0:00:00]} 47. Rxa8+ {[%emt 0:00:00][%mdl 4096] Endgame KRB-KNN} Kf7 {[%emt 0:00:00]} 48. Kd2 {[%emt 0:00:00]} Nb5 {[%emt 0:00:00]} 49. a4 {[%emt 0:00:00]} Nd4 {[%emt 0:00:02]} 50. Be4 {[%emt 0:00:00] Hoping for Kd3.} Ng4 {[%emt 0:00:33]} 51. Kd3 {[%emt 0:00:00]} Ne6 {[%emt 0:00:12]} 52. Bd5 {[%emt 0:00:00]} Ne3 {[%emt 0:01:07]} 53. Ra7+ {[%emt 0:00:00] White mates.} Kf6 {[%emt 0:00:01]} 54. Bxe6 {[%emt 0:00:00]} Kxe6 {[%emt 0:00:02]} 55. Rxg7 {[%emt 0:00:00]} Nd5 {[%emt 0:00:51]} 56. a5 {[%emt 0:00:00]} Ke5 {[%emt 0:00:52]} 57. Ke2 {[%emt 0:00:00] Weighted Error Value: White=0.63/Black=0.76} 1-0

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "6.4"]
[White "Stremavicius, Titas"]
[Black "Liang, Jason"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2508"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "178"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,177,0,0,-14,-10,-6,-2,-4,27,-17,-17,-14,-8,-12,0,0,12,10,12,29,52,-18,33,-51,-31,-33,49,50,37,60,94,95,108,107,125,127,157,151,176,95,91,93,118,75,109,95,117,124,125,132,127,140,137,126,131,130,136,145,174,169,208,135,119,117,137,129,134,131,128,105,100,95,99,87,91,95,89,0,78,69,53,30,32,39,29,0,0,0,0,0,0,0,0,0,0,0,8,-8,-8,-8,-8,-85,-83,-105,-80,-118,-114,-100,-90,-431,-409,-470,-447,-1458,-159,-256,-247,-233,-225,-230,-8,-8,-8,-8,-8,-8,-8,-25,-25,-25,-25,-25,-25,-25,-25,-25,-25,-25,-23,-23,-18,-18,-18,-15,-9,-9,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0]} 1. c4 {[%emt 0:03:15]} e6 {[%emt 0:00:09]} 2. g3 {[%emt 0:00:36]} d5 {[%emt 0:00:09]} 3. Nf3 {[%emt 0:00:10]} dxc4 {[%emt 0:00:12]} 4. Qa4+ {[%emt 0:00:09]} Nd7 {[%emt 0:00:12]} 5. Bg2 {[%emt 0:00:07]} a6 {[%emt 0:00:09]} 6. Qxc4 {[%emt 0:00:05]} b5 {[%emt 0:00:09]} 7. Qb3 {[%emt 0:00:07][%cal Of3e5] A13: English Opening: 1...e6.} Bb7 {[%emt 0:00:16]} 8. O-O {[%emt 0:00:07]} c5 {[%emt 0:01:00]} 9. d3 {[%emt 0:01:04]} Rc8 {[%emt 0:01:42]} 10. Nc3 {[%emt 0:06:12]} Ngf6 {[%emt 0:01:00]} 11. Bg5 {[%emt 0:07:52]} Be7 {[%emt 0:01:35] [#]} 12. a4 $146 {[%emt 0:00:07]} ({Predecessor:} 12. Rac1 O-O 13. Nd2 Bxg2 14. Kxg2 h6 15. Bxf6 Nxf6 16. Rfd1 Qd7 17. a4 Rb8 18. axb5 axb5 {½-½ (24) Vadasz,L (2400)-Gyimesi,Z (2390) Kecskemet 1993}) 12... c4 {[%emt 0:10:36]} 13. dxc4 {[%emt 0:00:22]} Nc5 {[%emt 0:00:08]} 14. Qd1 {[%emt 0:00:07]} Qxd1 {[%emt 0:09:05]} 15. Rfxd1 {[%emt 0:06:19]} b4 {[%emt 0:02:10]} 16. Nb1 {[%emt 0:00:13]} (16. Na2 $14) 16... Nb3 {[%emt 0:02:05] [#]} (16... Nfe4 $11 17. Bxe7 Kxe7) 17. Ra2 {[%emt 0:01:19]} (17. Nd4 $1 $14 Bxg2 (17... Nxa1 18. Bxb7) 18. Nxb3) 17... Ne4 $1 $15 {[%emt 0:02:12]} 18. Be3 {[%emt 0:07:23]} Bf6 {[%emt 0:31:46]} (18... Bc5 $15) 19. Nfd2 {[%emt 0:26:14]} Rd8 {[%emt 0:00:35]} 20. a5 {[%emt 0:00:49][%cal Od1e1]} Nexd2 {[%emt 0:05:58]} 21. Nxd2 {[%emt 0:01:52][%cal Bb1d2,Bd2c4,Bc4b6][%mdl 32]} Bxg2 {[%emt 0:00:50]} 22. Kxg2 {[%emt 0:00:02]} O-O {[%emt 0:00:57]} 23. Ra4 {[%emt 0:01:43]} Be7 {[%emt 0:02:10]} 24. c5 $1 {[%emt 0:08:32]} Nd4 {[%emt 0:11:10]} 25. Rc1 {[%emt 0:10:45] Against Nc2} (25. Rxb4 $18 Nc2 26. Rc4 Nxe3+ 27. fxe3) 25... Nc6 $16 {[%emt 0:00:39]} (25... Nxe2 $2 26. Rc4 $18) 26. Nc4 {[%emt 0:03:54]} h5 {[%emt 0:02:40]} 27. b3 {[%emt 0:01:15]} g5 {[%emt 0:01:57]} 28. Bd2 {[%emt 0:01:13][%cal Be3d2,Bd2b4,Bb4c3][%mdl 32]} Rd5 {[%emt 0:03:17]} 29. Bxb4 {[%emt 0:00:25]} Rb8 {[%emt 0:01:27]} 30. Nb6 $1 {[%emt 0:03:01]} (30. e4 Rd3 $14) 30... Rd4 {[%emt 0:00:07]} (30... Nxb4 $2 31. c6 (31. Rxb4 Bxc5 32. Nxd5 Bxb4 $16) (31. Nxd5 exd5 32. c6 Rc8 $11) 31... Bd6 32. c7 (32. Nxd5 exd5 33. e4 Kf8 $14) 32... Bxc7 33. Nxd5 (33. Rxc7 Rb5 $16) (33. Rxb4 Bxb6 34. axb6 a5 $16) 33... Nxd5 34. e4) 31. Bc3 {[%emt 0:03:52]} Rxa4 {[%emt 0:00:14]} 32. bxa4 {[%emt 0:00:25]} ({Resist} 32. Nxa4 $6 Rxb3 33. Nb2 f6 $14) 32... Rd8 {[%emt 0:00:15]} 33. Nc4 {[%emt 0:01:45]} Rd5 {[%emt 0:00:33] Inhibits Ne5.} 34. Bd2 $1 {[%emt 0:01:06]} f5 {[%emt 0:04:41]} 35. Be3 {[%emt 0:00:24]} e5 {[%emt 0:00:41]} 36. Nb6 {[%emt 0:00:25]} Rd8 {[%emt 0:00:11]} 37. f4 {[%emt 0:00:05]} exf4 {[%emt 0:00:18]} 38. gxf4 {[%emt 0:00:02]} gxf4 {[%emt 0:00:36]} 39. Bxf4 {[%emt 0:00:50]} Kf7 {[%emt 0:00:37]} 40. Nc4 {[%emt 0:00:41]} Ke6 {[%emt 0:01:03] Inhibits Ne5.} 41. Bd6 {[%emt 0:06:06]} Rg8+ {[%emt 0:00:36]} 42. Kf2 {[%emt 0:00:00] aiming for Bxe7.} Bh4+ {[%emt 0:00:21]} 43. Bg3 {[%emt 0:00:00]} Be7 {[%emt 0:00:08]} 44. Bd6 {[%emt 0:00:00] Black must now prevent Bxe7.} Bh4+ {[%emt 0:00:07]} 45. Kf1 {[%emt 0:00:00]} Rg4 {[%emt 0:00:19]} 46. Rc3 {[%emt 0:00:00]} Bf6 $1 {[%emt 0:00:47]} 47. Re3+ {[%emt 0:00:00]} Kf7 {[%emt 0:00:19]} 48. Nb6 {[%emt 0:00:23]} Bd4 {[%emt 0:00:15]} 49. Rg3 {[%emt 0:00:02]} Nxa5 {[%emt 0:01:21]} 50. Kg2 {[%emt 0:01:42]} Nb7 {[%emt 0:05:46]} 51. Nc4 {[%emt 0:01:33]} Ke6 {[%emt 0:00:00]} (51... Nxc5 $2 52. e3 $18) 52. h3 {[%emt 0:00:46]} Rxg3+ {[%emt 0:00:00]} 53. Kxg3 $11 {[%emt 0:00:12][%mdl 4096] Endgame KBN-KBN} Kd5 {[%emt 0:00:00]} 54. Nb6+ {[%emt 0:00:37]} Kc6 {[%emt 0:00:00]} 55. Nc4 {[%emt 0:01:06]} Nxc5 {[%emt 0:00:00] Hoping for ...Ne4+.} 56. Bf8 {[%emt 0:00:20]} (56. Be5 $1 $11 Kd5 57. Bxd4 Kxd4 58. Nb6) 56... Nxa4 $17 {[%emt 0:00:00]} 57. Kf4 {[%emt 0:00:16]} Kd5 {[%emt 0:00:00]} 58. Nd2 {[%emt 0:00:28]} Nc3 {[%emt 0:00:23]} 59. e3 {[%emt 0:01:00]} Bb6 {[%emt 0:00:11] And now ...a5 would win.} 60. Bg7 $2 {[%emt 0:00:29][%mdl 8192]} (60. Kxf5 $17 {is more resistant.} Bxe3 61. Nb3) 60... Ne2+ $19 {[%emt 0:00:24]} 61. Kxf5 {[%emt 0:00:31]} Bxe3 {[%emt 0:00:06]} 62. Nb3 {[%emt 0:00:30] [#]} (62. Nb1 $142 a5 63. h4) 62... Kc4 $2 {[%emt 0:01:08]} (62... Nd4+ $1 $19 {is more deadly.} 63. Bxd4 Bxd4) 63. Ke4 {[%emt 0:00:31]} (63. Na5+ $17 Kb5 64. Nb7) 63... Bg5 {[%emt 0:00:37]} ({Not} 63... Kxb3 64. Kxe3 Ng3 65. Be5 Nf5+ 66. Kf4 $11) 64. Na5+ {[%emt 0:00:30] [#]} Kb5 $1 {[%emt 0:00:08]} 65. Nb3 {[%emt 0:00:31]} a5 $2 {[%emt 0:01:33]} ({Black should play} 65... Ng1 $19 66. Kd5 (66. Nd4+ $2 Kc4 $19) 66... Nxh3 67. Nd4+ Kb6) 66. Nxa5 $11 {[%emt 0:00:31]} Kxa5 {[%emt 0:00:12]} 67. Kf5 {[%emt 0:00:19]} Bd8 {[%emt 0:01:19]} 68. Be5 {[%emt 0:00:15]} Kb5 {[%emt 0:02:26] Strongly threatening ...Kc4.} 69. h4 {[%emt 0:00:27]} Kc6 {[%emt 0:00:32] Threatens to win with ...Kd5.} 70. Kg6 {[%emt 0:00:09]} Kd5 {[%emt 0:00:06]} 71. Bb8 {[%emt 0:00:12]} Ke6 {[%emt 0:00:25]} 72. Kxh5 {[%emt 0:00:45]} Kf5 {[%emt 0:00:07]} 73. Kh6 {[%emt 0:00:04]} Nd4 {[%emt 0:00:16]} 74. Kg7 {[%emt 0:00:41]} Nc6 {[%emt 0:00:08]} 75. Bg3 {[%emt 0:00:43]} Bf6+ {[%emt 0:00:17]} 76. Kf7 {[%emt 0:00:13] The position is equal.} Nd8+ {[%emt 0:02:42]} 77. Ke8 {[%emt 0:01:02]} Ke6 {[%emt 0:00:00]} 78. h5 {[%emt 0:00:34]} Nf7 {[%emt 0:01:00]} 79. Bf4 {[%emt 0:00:26]} Be7 {[%emt 0:00:00]} 80. h6 {[%emt 0:00:20]} Bf6 {[%emt 0:00:00]} (80... Nh8 {is interesting.} 81. h7 Nf7 82. Bg3 Bf6) 81. Kf8 {[%emt 0:01:06]} Nh8 {[%emt 0:00:00] ( -> ...Ng6+)} 82. Bc1 {[%emt 0:00:30]} Kf5 {[%emt 0:00:00]} 83. Ke8 {[%emt 0:00:29]} Ke6 {[%emt 0:00:00]} 84. Kf8 $1 {[%emt 0:00:06]} Ng6+ {[%emt 0:00:09]} 85. Kg8 {[%emt 0:00:27]} Ke7 {[%emt 0:00:18]} 86. h7 {[%emt 0:01:01]} Ke8 {[%emt 0:00:05][%cal Rg6e7]} 87. Ba3 {[%emt 0:00:19]} Bd4 {[%emt 0:00:27]} 88. Bb4 {[%emt 0:00:19]} Nh8 {[%emt 0:00:30]} 89. Bc3 {[%emt 0:00:26]} Bxc3 {[%emt 0:00:18] What a bad dream for Black.  Weighted Error Value: White=0.28 (precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "6.5"]
[White "Williams, Justus"]
[Black "Sheng, Joshua"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2417"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,80,6,14,-9,-10,-25,-19,-21,-10,-21,-14,-17,-15,-33,-16,-23,-12,-30,0,-10,0,0,17,0,0,0,0,-13,8,-8,0,0,0,-5,0,-21,0,-20,1,-41,-29,-16,-6,-15,-8,-52,-52,-62,-41,-54,-62,-68,-74,-81,-62,-109,-99,-95,-95,-95,-64,-275,-243,-432,-429,-577,-566,-714,-696,-1041,-1039,-29988,-29989]} 1. Nf3 {[%emt 0:03:25]} d5 {[%emt 0:00:04]} 2. e3 {[%emt 0:00:13]} Nf6 {[%emt 0:00:02]} 3. c4 {[%emt 0:00:11]} c6 {[%emt 0:00:09]} 4. b3 {[%emt 0:00:50]} Bg4 {[%emt 0:01:43]} 5. h3 {[%emt 0:01:48]} Bh5 {[%emt 0:00:13]} 6. cxd5 {[%emt 0:02:33] A12: English Opening: 1...c6 with b3 by White.} cxd5 {[%emt 0:02:59] [#]} 7. Bb5+ $146 {[%emt 0:05:33]} ({Predecessor:} 7. Bb2 Nc6 8. Be2 Bxf3 9. Bxf3 e5 10. d3 Be7 11. O-O O-O 12. Nd2 Rc8 13. a3 {0-1 (47) Pribyl,J (2397)-Acs,P (2514) Pardubice 2001}) 7... Nbd7 {[%emt 0:10:23]} 8. Bb2 {The position is equal.} a6 {[%emt 1:18:57]} 9. Be2 {[%emt 0:01:54]} e6 {[%emt 0:00:00]} 10. O-O Bd6 {[%emt 0:00:00]} 11. Nd4 Bxe2 {[%emt 0:00:00]} 12. Qxe2 O-O {[%emt 0:00:00]} 13. d3 Qa5 {[%emt 0:00:00]} 14. a3 Rfc8 {[%emt 0:00:00]} 15. f4 Rc7 {[%emt 0:00:00]} 16. Nd2 Rac8 {[%emt 0:00:00]} 17. b4 Qb6 {[%emt 0:00:00]} 18. N2b3 Bf8 {[%emt 0:00:00]} 19. Rf2 Ne8 {[%emt 0:00:00][%cal Bf6e8,Be8d6,Bd6b5,Bb5c3][%mdl 32]} 20. Raf1 Nd6 {[%emt 0:06:00]} 21. Qd1 {[%emt 0:36:06]} Nb5 {[%emt 0:00:00]} 22. Qg4 Nc3 {[%emt 0:00:00]} 23. Ba1 Qd6 {[%emt 0:00:00]} 24. Na5 b6 {[%emt 0:00:00]} 25. Nab3 Nf6 $36 {[%emt 0:02:30][%mdl 2048] Black has the initiative.} 26. Qf3 {[%emt 0:50:57]} Qd7 {[%emt 0:00:30]} 27. g4 {[%emt 0:00:30]} Qa4 {[%emt 0:00:30]} 28. Bb2 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 29. bxa5 {[%emt 0:00:00]} bxa5 {[%emt 0:00:00]} 30. Rc1 {[%emt 0:00:00]} Nb5 {[%emt 0:01:00] aiming for ...Nxd4. Black is more active.} ({Resist} 30... Bxa3 31. Ra1 Bxb2 32. Rxa4 Nxa4 33. Nb5 $18 (33. Nxa5 Bc3 $16)) 31. Rxc7 {[%emt 0:00:00]} Rxc7 {[%emt 0:00:00]} 32. f5 {[%emt 0:02:00]} (32. Rf1 $1 $15) 32... Nxd4 {[%emt 0:00:00]} 33. Nxd4 {[%emt 0:00:00]} e5 {[%emt 0:00:00][%cal Be6e5,Be5e4][%mdl 32]} 34. g5 Ne8 {[%emt 0:02:00]} 35. Ne6 {[%emt 0:00:00] [#] This move loses the game for White.} e4 $1 $19 {[%emt 0:00:00]} (35... fxe6 $2 36. fxe6 Nf6 37. gxf6 gxf6 38. Qxf6 Rg7+ 39. Kh2 $18) 36. Qf4 {[%emt 0:00:00] [#]} (36. Qg4 fxe6 37. fxe6) 36... Bd6 $1 {[%emt 0:00:00]} ({Don't do} 36... fxe6 37. fxe6 Qd1+ 38. Kg2 $18) 37. Qh4 {[%emt 0:00:00]} fxe6 {[%emt 0:00:00]} 38. g6 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 39. fxe6 {[%emt 0:00:00]} Qd1+ {[%emt 0:00:00]} 40. Rf1 {[%emt 0:00:00] [#]} Bh2+ $1 {[%emt 0:00:00][%mdl 512] Weighted Error Value: White=0.58/Black=0.07 (flawless)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "7.1"]
[White "Sheng, Joshua"]
[Black "Korley, Kassa"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2487"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,128,31,8,12,12,10,21,15,20,25,21,41,17,44,32,32,32,50,43,38,35,35,22,39,35,48,38,35,13,18,10,6,16,17,6,39,18,24,20,22,28,24,31,24,0,0,0,7,0,0,4,39,0,0,0,27,0,23,0,0,0,8,0,0,0,0,0,82,-51,-40,-45,-45,-50,-14,-43,-14,-24,-32,-36,-30,-29,-24,-555,-518,-481,0,0,0,-389,-381,-477,-504,-483,-448,-417,-370,-503,-381,-370,-329,-449,-419,-701,-684,-650,-652,-502,-418,-1118,-907,-816,-731,-1215,-794,-2964,-3954,-1404,-412]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:05]} 2. Bc4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:11]} 3. d3 {[%emt 0:00:02]} c6 {[%emt 0:02:01]} 4. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:09]} 5. Bb3 {[%emt 0:00:03]} Bb4+ {[%emt 0:00:40]} 6. Bd2 {[%emt 0:00:25]} Bxd2+ {[%emt 0:03:42]} 7. Nbxd2 {[%emt 0:00:06]} Nbd7 {[%emt 0:02:03] C24: Bishop's Opening: 2...Nf6.} 8. O-O {[%emt 0:00:40]} O-O {[%emt 0:01:10]} 9. Re1 {[%emt 0:00:23]} Re8 {[%emt 0:02:10] The position is equal.} 10. d4 {[%emt 0:00:52]} exd4 {[%emt 0:03:03][%cal Rf6e4]} 11. exd5 {[%emt 0:00:19]} cxd5 {[%emt 0:02:13]} 12. Nxd4 {[%emt 0:02:38]} Nc5 {[%emt 0:01:30]} 13. Nf1 {[%emt 0:02:53] [#]} Bd7 $146 {[%emt 0:02:25]} ({Predecessor:} 13... Bg4 14. Rxe8+ Qxe8 15. Qd2 Qd7 16. f3 Bh5 17. Re1 Bg6 18. Re3 h6 19. c3 Re8 {1-0 (59) Le,Q (2715)-Sadhwani,R (2455) Sharjah 2019}) 14. Ne3 {[%emt 0:02:01]} Ba4 {[%emt 0:03:46]} 15. c3 {[%emt 0:04:16]} Qd7 {[%emt 0:05:20]} 16. Bxa4 {[%emt 0:02:52]} Nxa4 {[%emt 0:00:19]} 17. Qc2 {[%emt 0:01:18]} g6 {[%emt 0:03:12]} 18. Rad1 {[%emt 0:02:05]} b5 {[%emt 0:02:13]} 19. Qb3 {[%emt 0:02:05]} a6 {[%emt 0:00:12]} 20. Ndc2 {[%emt 0:11:37]} Re5 {[%emt 0:08:52]} 21. Nb4 {[%emt 0:04:09]} Rae8 {[%emt 0:12:07]} 22. Rf1 {[%emt 0:02:38]} Qe6 {[%emt 0:08:02]} 23. Qc2 {[%emt 0:03:59]} (23. Nexd5 Nxd5 24. Rxd5 Re1 $17) 23... Rc8 {[%emt 0:05:12]} 24. Qb1 {[%emt 0:03:28]} Kg7 {[%emt 0:02:33]} 25. Nd3 {[%emt 0:03:15]} Re4 {[%emt 0:00:14]} 26. Nc2 {[%emt 0:00:12]} Qd6 {[%emt 0:02:53][%cal Oc8c3]} 27. f3 {[%emt 0:02:25]} Re7 {[%emt 0:01:24]} 28. Rfe1 {[%emt 0:01:46]} Rxe1+ {[%emt 0:02:21]} 29. Rxe1 {[%emt 0:00:03]} Nd7 {[%emt 0:03:15]} 30. Nd4 {[%emt 0:02:44]} Ndc5 {[%emt 0:01:05]} 31. Nf2 {[%emt 0:01:22][%cal Bd3f2,Bf2d1,Bd1e3][%mdl 32]} h5 {[%emt 0:00:57]} 32. Re2 {[%emt 0:02:30]} Qf6 {[%emt 0:00:32]} 33. a3 {[%emt 0:01:19]} Nb7 {[%emt 0:02:14]} 34. Qe1 {[%emt 0:03:35]} Nd6 {[%emt 0:00:34]} 35. Nd1 {[%emt 0:05:40]} Nb6 {[%emt 0:01:13]} 36. Ne3 {[%emt 0:05:07]} Kf8 {[%emt 0:01:02]} 37. Nec2 {[%emt 0:03:22]} a5 {[%emt 0:00:23][%cal Ba6a5,Ba5a4,Ba4b3][%mdl 32] Against Nb4} 38. Qf2 {[%emt 0:01:55][%cal Od4e6]} Nbc4 {[%emt 0:00:19]} 39. b3 {[%emt 0:00:55]} Nb2 {[%emt 0:01:47]} (39... Ne5 $11) 40. Qe1 {[%emt 0:00:42]} (40. Qe3 $6 Nd1 41. Qd2 (41. Qh6+ Kg8 $17) 41... Nxc3 $15) ({White has to play} 40. Rd2 $1 $16) 40... Nd3 $1 $15 {[%emt 0:17:07]} 41. Qd2 {[%emt 0:02:00]} Nf4 {[%emt 0:00:00]} 42. Re1 {[%emt 0:00:32]} a4 {[%emt 0:00:00] And now ...axb3 would win.} (42... Qg5 $5 {[%cal Rf4h3]} 43. Kh1 h4 $11) 43. g3 {[%emt 0:00:55] [#]} axb3 $1 {[%emt 0:00:00]} 44. Ne3 {[%emt 0:00:02]} (44. Nb4 Nc4) 44... Ne6 {[%emt 0:00:00]} 45. Nxd5 {[%emt 0:00:04] [#]} Nxd4 $1 {[%emt 0:00:00]} 46. cxd4 {[%emt 0:00:03]} Nc4 $36 {[%emt 0:00:00][%mdl 2048] Black fights for an advantage.} 47. Qh6+ {[%emt 0:01:02][%mdl 8192]} (47. Nxf6 $2 Nxd2 48. Kf2 b2 49. Nd7+ Kg7 $19) (47. Qb4+ $11 {and White stays safe.} Qd6 48. Qxd6+ (48. Qxb5 $2 b2 $19) 48... Nxd6 49. Rb1) 47... Qg7 $19 {[%emt 0:00:00]} 48. Qf4 {[%emt 0:00:26] [#]} Rd8 $2 {[%emt 0:00:00]} ({Better is} 48... g5 $1 $19 {[%cal Rg5f4]} 49. Qe4 Qg6 50. Qe7+ (50. Qe2 $2 Qe6 $19) 50... Kg7) 49. Kh1 $11 {[%emt 0:07:35][%cal Of4c7]} Kg8 {[%emt 0:00:00][%cal Bf8g8,Bg8h7,Bh7g6][%mdl 32]} 50. Qg5 {[%emt 0:03:35][%mdl 8192] [#] Black keeps a firm grip on the game.} (50. Nf6+ $1 $11 Kh8 51. Qg5) 50... Rd6 $1 $19 {[%emt 0:00:00] ...b2 is the strong threat.} 51. Ne7+ {[%emt 0:01:24]} Kh7 {[%emt 0:00:00]} 52. Qxb5 {[%emt 0:01:01]} Qxd4 {[%emt 0:00:00] ( -> ...Qf2)} 53. Nxg6 {[%emt 0:03:24]} Kxg6 {[%emt 0:00:59]} ({Not} 53... fxg6 $2 54. Qxb3 Rd7 55. Qc2 $19) 54. Qxb3 {[%emt 0:00:26]} Qd3 {[%emt 0:01:03]} 55. Qxd3+ {[%emt 0:01:26]} Rxd3 {[%emt 0:00:04][%mdl 4096] Endgame KRN-KR} 56. Kg2 {[%emt 0:00:10]} Rxa3 {[%emt 0:00:17]} 57. Re4 {[%emt 0:00:58]} (57. Re2 $142) 57... Ne3+ {[%emt 0:06:07]} 58. Kf2 {[%emt 0:00:09]} Nf5 {[%emt 0:00:00]} 59. Kg2 {[%emt 0:00:22]} Rd3 {[%emt 0:00:00]} 60. Kf2 {[%emt 0:00:47]} (60. Re2 $142) 60... Rd2+ {[%emt 0:00:00] Black is clearly winning.} 61. Kg1 {[%emt 0:00:03]} Nd4 {[%emt 0:00:00]} 62. Re3 {[%emt 0:00:03]} f6 {[%emt 0:00:00][%cal Oh5h4] Threatens to win with ...h4!} 63. Ra3 {[%emt 0:00:20]} h4 {[%emt 0:00:00] White must now prevent ...h3.} 64. gxh4 {[%emt 0:00:22]} Kh5 {[%emt 0:00:00] Weighted Error Value: White=0.52/Black=0.20 (precise)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "7.2"]
[White "Liang, Jason"]
[Black "Williams, Justus"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2432"]
[BlackElo "2417"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,107,0,0,0,0,10,10,6,29,0,18,14,14,8,18,-26,-23,-33,-33,-28,0,-23,-32,-35,-32,-31,-48,-72,-64,-73,-72,-59,-55,-70,-32,-77,-75,-78,-61,-68,-65,-70,-70,-69,-46,-40,-52,-47,-73,-55,8,8,14,15,93,112,95,102,97,111,86,76,145,8,23,22,167,20,29,29,67,73,79,0,46,99,154,30,354,327,252,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:02:46]} 2. Nc3 {[%emt 0:00:09]} d5 {[%emt 0:01:25]} 3. Bf4 {[%emt 0:00:08]} a6 {[%emt 0:00:27]} 4. e3 {[%emt 0:00:14]} Bf5 {[%emt 0:01:16]} 5. Nf3 {[%emt 0:00:19]} e6 {[%emt 0:03:48]} 6. Ne5 {[%emt 0:00:16] D00: 1 d4 d5: Unusual lines.} h6 {[%emt 0:01:30]} 7. Bd3 {[%emt 0:04:31]} Bxd3 {[%emt 0:01:57]} 8. cxd3 {[%emt 0:00:12] [#]} Bd6 $146 {[%emt 0:03:46]} ({Predecessor:} 8... Be7 9. O-O O-O 10. Rc1 Nbd7 11. e4 c5 12. Nxd7 Qxd7 13. e5 Nh7 14. Ne2 Rfc8 {0-1 (38) Buksa,N (2401)-Dzagnidze,N (2531) Warsaw 2021}) 9. Qb3 {[%emt 0:02:56]} Ra7 {[%emt 0:02:31]} 10. h3 {[%emt 0:02:32]} O-O {[%emt 0:01:59]} 11. O-O {[%emt 0:00:30]} Nfd7 {[%emt 0:08:42]} 12. e4 {[%emt 0:14:40]} Bxe5 {[%emt 0:04:28]} 13. dxe5 {[%emt 0:01:14]} d4 {[%emt 0:01:30]} 14. Ne2 {[%emt 0:00:36]} Nc6 {[%emt 1:01:25]} 15. Rac1 {[%emt 0:04:14][%cal Oc1c6]} Ndxe5 {[%emt 0:00:00]} 16. Bg3 {[%emt 0:01:12]} Nd7 {[%emt 0:00:00][%cal Be5d7,Bd7b6,Bb6a4][%mdl 32]} 17. f4 {[%emt 0:07:42]} a5 {[%emt 0:00:00][%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 18. Rc4 {[%emt 0:12:56]} Nb6 {[%emt 0:00:00]} 19. Rc5 {[%emt 0:00:50]} Qd6 {[%emt 0:00:00]} 20. Rfc1 {[%emt 0:03:04]} a4 {[%emt 0:00:00]} 21. Qd1 {[%emt 0:03:36]} a3 {[%emt 0:00:00]} 22. b4 {[%emt 0:02:45] aiming for b5.} Na4 $1 {[%emt 0:00:00]} (22... Nxb4 23. f5 Qd7 24. Rxc7 $16) 23. Rb5 {[%emt 0:03:04]} f5 {[%emt 0:00:00]} (23... Nxb4 24. f5 Qa6 25. Rxb4 $11) 24. exf5 {[%emt 0:04:51]} exf5 {[%emt 0:00:00]} ({But not} 24... Nxb4 25. Qb3 Nxd3 26. Qxd3 $16) ({Much weaker is} 24... Rxf5 $6 25. Rxf5 exf5 26. Qb3+ Kh8 27. Bf2 $11) 25. Qb3+ {[%emt 0:00:48]} Kh7 $1 {[%emt 0:00:00]} 26. Bf2 $1 {[%emt 0:01:04]} Rf6 {[%emt 0:00:00]} 27. Rd5 {[%emt 0:05:04][%cal Bb5d5,Bd5d4,Bd4d7][%mdl 32]} Qxb4 {[%emt 0:00:00]} 28. Qxb4 {[%emt 0:02:26]} Nxb4 {[%emt 0:00:00] Pair of Knights!} 29. Rxd4 {[%emt 0:00:08]} Nc6 {[%emt 0:07:30]} (29... Nxa2 $15 30. Ra1 c5 $1) 30. Rd7 $11 {[%emt 0:00:15][%csl LRa7,LRc7]} b6 {[%emt 0:00:00]} 31. Ng3 {[%emt 0:05:13]} Kg6 {[%emt 0:00:00] [#] Inhibits Nh5.} (31... Kg8 $1 $11) 32. Nh5 $1 $36 {[%emt 0:04:44][%mdl 2048] Keeping Black busy. White is more active.} Kxh5 {[%emt 0:00:00]} 33. Rxg7 {[%emt 0:00:07] White wants to mate with g4+.} Rg6 {[%emt 0:00:00] Prevents g4+.} 34. Rxg6 {[%emt 0:00:11][%mdl 64] Remove Defender} Kxg6 {[%emt 0:00:00]} 35. Rxc6+ {[%emt 0:00:09][%mdl 4096] Endgame KRB-KRN} Kh7 {[%emt 0:00:00] [#]} ({Black should try} 35... Kf7) 36. g4 {[%emt 0:00:36]} (36. Kf1 $1 $16) 36... fxg4 {[%emt 0:00:00]} 37. hxg4 {[%emt 0:00:12] Hoping for f5.} Nc5 {[%emt 0:00:00]} (37... Nb2 $11 {and Black stays safe.}) 38. f5 {[%emt 0:02:10]} (38. Bxc5 $18 bxc5 39. Kg2 (39. Rxc5 Kg7 $18)) 38... Nxd3 $11 {[%emt 0:00:00]} 39. Be3 {[%emt 0:00:06] Black must now prevent Kg2.} Ne5 {[%emt 0:00:00]} 40. Rxh6+ {[%emt 0:00:12]} Kg8 {[%emt 0:00:00]} 41. g5 {[%emt 0:00:56]} (41. Re6 $16 Nc4 42. Bf4) 41... Ra4 {[%emt 0:01:30]} (41... Ra5 $1 $11) 42. Re6 $14 {[%emt 0:00:57]} Re4 {[%emt 0:00:47]} (42... Ra5 $142) 43. Bc1 {[%emt 0:03:48]} (43. Kf2 $16) 43... Re1+ $2 {[%emt 0:00:42][%mdl 8192]} (43... Nf3+ $1 $11 44. Kf2 Rxe6 45. fxe6 Nd4) 44. Kg2 $18 {[%emt 0:00:07]} Rxc1 {[%emt 0:00:45] [#]} 45. Rxe5 $2 {[%emt 0:00:06] KR-KR} (45. Re8+ $1 $18 Kf7 46. Rxe5) 45... Rc2+ $11 {[%emt 0:00:53] The position is equal.} 46. Kh3 {[%emt 0:00:15] Strongly threatening g6.} Rxa2 {[%emt 0:00:11]} 47. g6 {[%emt 0:04:38] Threatening mate with f6.} Rf2 {[%emt 0:00:18] ...a2 is the strong threat.} 48. Re8+ {[%emt 0:02:40]} Kg7 {[%emt 0:00:06]} 49. Re7+ {[%emt 0:00:05]} Kf8 {[%emt 0:00:16]} (49... Kg8 $5 50. Re8+ Kg7 51. Re7+ Kh8 52. Re8+ Kg7 $11) 50. Rf7+ {[%emt 0:01:52]} Kg8 {[%emt 0:01:48] And now ...a2 would win.} 51. f6 $1 {[%emt 0:00:16]} a2 {[%emt 0:00:25]} 52. Rg7+ $1 {[%emt 0:00:07]} Kf8 {[%emt 0:00:06]} (52... Kh8 $5 53. Rh7+ Kg8 54. Rg7+ Kh8 55. Rh7+ Kg8 56. Rg7+ $11) 53. Rf7+ $1 {[%emt 0:00:11]} Kg8 {[%emt 0:00:23]} 54. Rg7+ $1 {[%emt 0:00:26] Weighted Error Value: White=0.27 (precise) /Black=0.27 (precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.07"]
[Round "7.3"]
[White "Ostrovskiy, Aleksandr"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[WhiteElo "2397"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,17,17,12]} 1. e4 {[%emt 0:02:08]} c5 {[%emt 0:01:14]} 2. Nf3 {[%emt 0:00:27][%cal Bg1f3,Bf3d4,Bd4b5][%mdl 32]} Nc6 {[%emt 0:00:06]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:09]} 5. Nc3 {[%emt 0:00:03]} e5 {[%emt 0:00:12]} 6. Ndb5 {[%emt 0:00:11]} d6 {[%emt 0:00:05]} 7. Nd5 {[%emt 0:00:22]} Nxd5 {[%emt 0:00:06]} 8. exd5 {[%emt 0:00:02]} Nb8 {[%emt 0:00:08]} 9. a4 {[%emt 0:00:07] [#]} {Predecessor:} Be7 $146 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 10. Be2 O-O 11. O-O Nd7 12. Bd2 a6 13. Na3 a5 14. Nc4 b6 15. f4 exf4 16. Bxf4 Nc5 17. c3 f5 18. Be3 Ba6 {0-1 (71) Niemann,H (2645)-Salem,A (2690) Warsaw 2021} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "7.4"]
[White "Belous, Vladimir"]
[Black "Song, Micheal"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2525"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "262"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 126,262,7,7,7,0,7,7,7,0,7,0,7,7,7,0,7,7,7,7,7,0,7,7,7,7,7,0,7,0,7,0,7,7,7,0,7,0,7,7,7,7,7,7,7,0,7,7,7,7,7,0,7,7,7,7,7,0,7,0,7,0,7,7,7,7,7,7,7,7,7,7,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,0,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,5,5]} 1. c4 {[%emt 1:31:00]} f5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:13]} 3. g3 {[%emt 0:00:00]} g6 {[%emt 0:00:12]} 4. Bg2 {[%emt 0:00:00]} Bg7 {[%emt 0:00:11]} 5. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:15]} 6. Nc3 {[%emt 0:00:00]} d6 {[%emt 0:00:31]} 7. Rb1 {[%emt 0:00:00]} e5 {[%emt 0:00:41]} 8. d3 {[%emt 0:00:00]} a5 {[%emt 0:00:24]} 9. a3 {[%emt 0:00:00]} h6 {[%emt 0:00:32]} 10. b4 {[%emt 0:00:00]} axb4 {[%emt 0:00:10]} 11. axb4 {[%emt 0:00:00]} Be6 {[%emt 0:00:53]} 12. b5 {[%emt 0:00:00]} c6 {[%emt 0:00:32]} 13. c5 {[%emt 0:00:00]} Nd5 {[%emt 0:04:12]} 14. Nxd5 {[%emt 0:00:00]} cxd5 {[%emt 0:02:23]} 15. Bb2 {[%emt 0:00:00]} Qc7 {[%emt 0:38:41]} 16. e4 {[%emt 0:00:00]} dxc5 {[%emt 0:08:04]} 17. exd5 {[%emt 0:00:00]} Bxd5 {[%emt 0:02:51]} 18. Re1 {[%emt 0:00:00]} Nd7 {[%emt 0:07:12]} 19. Nxe5 {[%emt 0:00:00]} Nxe5 {[%emt 0:04:29]} 20. Bxd5+ {[%emt 0:00:00]} Kh7 {[%emt 0:00:55]} 21. b6 {[%emt 0:00:00]} Qd6 {[%emt 0:02:38]} 22. Bxb7 {[%emt 0:00:00]} Rab8 {[%emt 0:00:05]} 23. Bxe5 {[%emt 0:00:00]} Bxe5 {[%emt 0:00:08]} 24. Bf3 {[%emt 0:00:00]} Bc3 {[%emt 0:00:16]} 25. b7 {[%emt 0:00:00]} Bxe1 {[%emt 0:00:20]} 26. Qxe1 {[%emt 0:00:00]} Rfe8 {[%emt 0:01:34]} 27. Qc3 {[%emt 0:00:00]} Re7 {[%emt 0:01:45]} 28. h4 {[%emt 0:00:00]} h5 {[%emt 0:00:37]} 29. Rb5 {[%emt 0:00:00]} Rd7 {[%emt 0:06:44]} 30. Rxc5 {[%emt 0:00:00]} Qxd3 {[%emt 0:00:09]} 31. Qxd3 {[%emt 0:00:00]} Rxd3 {[%emt 0:00:06]} 32. Rc8 {[%emt 0:00:00]} Rxf3 {[%emt 0:11:38]} 33. Rxb8 {[%emt 0:00:00]} Rb3 {[%emt 0:00:04]} 34. Kf1 {[%emt 0:00:00]} Rb2 {[%emt 0:00:08]} 35. Ke1 {[%emt 0:00:00]} Kg7 {[%emt 0:00:06]} 36. Kd1 {[%emt 0:00:00]} Rb4 {[%emt 0:00:21]} 37. Kd2 {[%emt 0:00:00]} Rb3 {[%emt 0:00:38]} 38. Kc2 {[%emt 0:00:00]} Rb4 {[%emt 0:00:03]} 39. Kc3 {[%emt 0:00:00]} Rb1 {[%emt 0:00:05]} 40. f3 {[%emt 0:00:00]} Rb6 {[%emt 0:03:13]} 41. Kc4 {[%emt 0:00:00]} Rb1 {[%emt 0:00:11]} 42. Kd5 {[%emt 0:00:00]} Rb2 {[%emt 0:00:22]} 43. Ke6 {[%emt 0:00:00]} Rb6+ {[%emt 0:03:04]} 44. Ke5 {[%emt 0:00:00]} Rb4 {[%emt 0:00:07]} 45. Kd5 {[%emt 0:00:00]} Rb1 {[%emt 0:00:11]} 46. Kc6 {[%emt 0:00:00]} Rc1+ {[%emt 0:00:05]} 47. Kd6 {[%emt 0:00:00]} Rd1+ {[%emt 0:02:44]} 48. Ke5 {[%emt 0:00:00]} Rb1 {[%emt 0:00:11]} 49. Kf4 {[%emt 0:00:00]} Rb4+ {[%emt 0:02:57]} 50. Kg5 {[%emt 0:00:00]} f4 {[%emt 0:00:01]} 51. g4 {[%emt 0:00:00]} hxg4 {[%emt 0:00:02]} 52. Kxg4 {[%emt 0:00:00]} Kh7 {[%emt 0:00:06]} 53. h5 {[%emt 0:00:00]} gxh5+ {[%emt 0:00:05]} 54. Kxh5 {[%emt 0:00:00]} Kg7 {[%emt 0:00:56]} 55. Kg5 {[%emt 0:00:00]} Kh7 {[%emt 0:00:09]} 56. Kf6 {[%emt 0:00:00]} Rb1 {[%emt 0:00:36]} 57. Ke5 {[%emt 0:00:00]} Rb4 {[%emt 0:00:04]} 58. Kd5 {[%emt 0:00:00]} Rb1 {[%emt 0:00:16]} 59. Kd6 {[%emt 0:00:00]} Kg7 {[%emt 0:00:23]} 60. Kc5 {[%emt 0:00:00]} Rb2 {[%emt 0:00:58]} 61. Kd4 {[%emt 0:00:00]} Rb1 {[%emt 0:00:10]} 62. Ke4 {[%emt 0:00:00]} Rb4+ {[%emt 0:00:05]} 63. Ke5 {[%emt 0:00:00]} Kh7 {[%emt 0:00:07]} 64. Kd6 {[%emt 0:00:00]} Rb1 {[%emt 0:00:08]} 65. Ke5 {[%emt 0:00:00]} Rb4 $1 {[%emt 0:00:05]} 66. Kf5 {[%emt 0:00:00]} Kg7 {[%emt 0:00:06]} 67. Kg5 {[%emt 0:00:00]} Kh7 $1 {[%emt 0:00:12]} 68. Kf6 {[%emt 0:00:00]} Rb1 {[%emt 0:00:26]} 69. Ke6 {[%emt 0:00:00]} Kg7 {[%emt 0:06:03]} 70. Kd6 {[%emt 0:00:00]} Rb2 {[%emt 0:00:00]} 71. Kd5 {[%emt 0:00:00]} Rb1 {[%emt 0:00:00]} 72. Kc4 {[%emt 0:00:00]} Rb2 {[%emt 0:00:00]} 73. Kd4 {[%emt 0:00:00]} Rb1 {[%emt 0:00:00]} 74. Ke5 {[%emt 0:00:00]} Rb4 {[%emt 0:00:00]} 75. Kf5 $1 {[%emt 0:00:00]} Kh7 $1 {[%emt 0:00:00]} 76. Kf6 {[%emt 0:00:00]} Rb1 {[%emt 0:00:00]} 77. Ke5 {[%emt 0:00:00]} Rb4 $1 {[%emt 0:00:00]} 78. Kd6 {[%emt 0:00:00]} Rb1 {[%emt 0:00:00]} 79. Kc6 {[%emt 0:00:41]} Rc1+ $1 {[%emt 0:00:00]} 80. Kd5 {[%emt 0:00:05]} Rb1 {[%emt 0:00:00]} 81. Kd6 {[%emt 0:01:58]} Kg7 {[%emt 0:00:00]} 82. Kc7 {[%emt 0:01:19]} Rc1+ $1 {[%emt 0:00:00]} 83. Kb6 {[%emt 0:00:03]} Rb1+ {[%emt 0:00:00]} 84. Kc6 {[%emt 0:00:03]} Rc1+ $1 {[%emt 0:00:00]} 85. Kd5 {[%emt 0:00:05]} Rb1 {[%emt 0:00:00]} 86. Kd4 {[%emt 0:00:12]} Rb2 {[%emt 0:00:00]} 87. Kc4 {[%emt 0:00:30]} Rb1 {[%emt 0:00:00]} 88. Kc5 {[%emt 0:00:05]} Rb2 {[%emt 0:00:00]} 89. Kc6 {[%emt 0:00:11]} Rc2+ $1 {[%emt 0:00:00]} 90. Kd5 {[%emt 0:00:14]} Rb2 {[%emt 0:00:00]} 91. Ke6 {[%emt 0:00:50]} Rb1 {[%emt 0:00:00]} 92. Kf5 {[%emt 0:00:19]} Rb4 $1 {[%emt 0:00:00]} 93. Kg5 {[%emt 0:00:06]} Kh7 $1 {[%emt 0:00:00]} 94. Rf8 {[%emt 0:01:40]} Rxb7 {[%emt 0:00:00]} 95. Rxf4 {[%emt 0:00:04]} Kg7 {[%emt 0:00:00]} 96. Rf6 {[%emt 0:00:28]} Rb5+ {[%emt 0:00:00]} 97. Rf5 {[%emt 0:00:01]} Rb6 {[%emt 0:00:07]} 98. Rc5 {[%emt 0:03:57]} Ra6 {[%emt 0:00:06]} 99. Rc7+ {[%emt 0:00:24]} Kf8 {[%emt 0:00:05]} 100. f4 {[%emt 0:00:06]} Kg8 {[%emt 0:00:16]} 101. f5 {[%emt 0:00:11]} Kf8 {[%emt 0:00:06]} 102. Rd7 {[%emt 0:00:13]} Kg8 {[%emt 0:00:11]} 103. Kf4 {[%emt 0:00:19]} Kf8 {[%emt 0:00:06]} 104. Ke5 {[%emt 0:00:07]} Ra5+ {[%emt 0:00:50]} 105. Kf6 {[%emt 0:01:50]} Ra6+ {[%emt 0:00:05]} 106. Kg5 {[%emt 0:00:07]} Kg8 {[%emt 0:00:21]} 107. Re7 {[%emt 0:00:17]} Kf8 {[%emt 0:00:08]} 108. Rb7 {[%emt 0:00:08]} Kg8 {[%emt 0:00:07]} 109. Kh5 {[%emt 0:00:28]} Kf8 {[%emt 0:00:19]} 110. Kg4 {[%emt 0:00:25]} Ra4+ {[%emt 0:00:23]} 111. Kg5 {[%emt 0:00:01]} Ra6 {[%emt 0:00:06]} 112. Kf4 {[%emt 0:00:12]} Ke8 {[%emt 0:00:16]} 113. Ke5 {[%emt 0:00:24]} Kf8 {[%emt 0:00:08]} 114. Rc7 {[%emt 0:00:19]} Ke8 {[%emt 0:00:21]} 115. Kf4 {[%emt 0:00:39]} Kf8 {[%emt 0:00:08]} 116. Kg5 {[%emt 0:00:05]} Kg8 {[%emt 0:00:17]} 117. Re7 {[%emt 0:00:32]} Kf8 {[%emt 0:00:20]} 118. Re2 {[%emt 0:00:08]} Kf7 {[%emt 0:00:13]} 119. Re1 {[%emt 0:00:07]} Kg7 {[%emt 0:00:20]} 120. Re6 {[%emt 0:00:08]} Ra5 {[%emt 0:06:17]} 121. Rd6 {[%emt 0:00:29]} Ra7 {[%emt 0:00:49]} 122. Rh6 {[%emt 0:00:26]} Ra1 {[%emt 0:01:43]} 123. Rg6+ {[%emt 0:00:46]} Kf7 {[%emt 0:00:28]} 124. Rf6+ {[%emt 0:00:22]} Kg7 {[%emt 0:00:07]} 125. Rb6 {[%emt 0:00:16]} Rg1+ {[%emt 0:00:06]} 126. Kf4 {[%emt 0:00:04]} Rf1+ {[%emt 0:00:05]} 127. Ke5 {[%emt 0:00:01]} Re1+ {[%emt 0:00:06]} 128. Kd5 {[%emt 0:00:01]} Kf7 {[%emt 0:00:23]} 129. Rh6 {[%emt 0:00:28]} Rd1+ {[%emt 0:00:07]} 130. Ke5 {[%emt 0:00:06]} Re1+ {[%emt 0:00:04]} 131. Kd6 {[%emt 0:00:04]} Rd1+ {[%emt 0:00:09]} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "7.5"]
[White "Mardov, Dimitar"]
[Black "Spicha, K. Alexander"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2402"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,68,3,26,25,29,22,14,19,37,0,0,0,-1,-26,-10,-9,-9,-8,-9,-31,-31,-65,-34,-75,-75,-95,-92,-102,-46,-85,-90,-93,-84,-95,-98,-93,-91,-118,-106,-97,-100,-138,-120,-360,-370,-338,-343,-388,-383,-502,-468,-574,-558,-728,-734,-645,-646]} 1. d4 {[%emt 0:00:41]} d5 {[%emt 0:00:08]} 2. c4 {[%emt 0:00:21]} e6 {[%emt 0:00:07]} 3. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:00:13]} 4. Nc3 {[%emt 0:00:36]} c6 {[%emt 0:00:24]} 5. e3 {[%emt 0:00:27]} Nbd7 {[%emt 0:00:16]} 6. Qc2 {[%emt 0:00:10]} Bd6 {[%emt 0:20:29]} 7. b3 {[%emt 0:04:00]} e5 {[%emt 0:00:30]} 8. cxd5 {[%emt 0:00:30] D45: Semi-Slav: 5 e3.} Nxd5 {[%emt 0:05:53]} 9. Bb2 Nxc3 {[%emt 0:00:45]} 10. Bxc3 {[%cal Rd4e5] The position is equal.} Qe7 {[%emt 0:04:04]} 11. Be2 e4 {[%emt 0:00:37]} 12. Nd2 Nf6 {[%emt 1:03:04] [#]} 13. Nc4 $146 {[%emt 0:31:46]} ({Predecessor:} 13. O-O O-O 14. Nc4 Bc7 15. Bb2 Re8 16. Ba3 Qe6 17. f4 exf3 18. Bxf3 Ng4 19. Bxg4 Qxg4 {1-0 (66) Turova,I (2295)-Gasparian,M (2075) Yerevan 1999}) 13... O-O {[%emt 0:00:00]} 14. Nxd6 {[%emt 0:00:45]} Qxd6 {[%emt 0:01:00]} 15. Bd2 {[%emt 0:04:59]} Re8 {[%emt 0:00:30]} 16. h3 {[%emt 0:19:43]} Nd5 {[%emt 0:00:00]} 17. g4 f5 {[%emt 0:01:00] Black is more active.} 18. Qc5 {[%emt 0:35:29]} Qf6 {[%emt 0:00:30]} 19. gxf5 {[%emt 0:00:30]} Bxf5 {[%emt 0:00:30]} 20. O-O-O {[%emt 0:00:30]} Qe6 {[%emt 0:00:00]} (20... a5 $17) 21. Rdg1 Bxh3 {[%emt 0:01:00]} 22. Rg5 {[%emt 0:01:00]} Bf5 {[%emt 0:00:30]} 23. Kb1 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 24. Qc1 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 25. Bc3 {[%emt 0:00:30]} Re7 {[%emt 0:00:30][%cal Be8e7,Be7a7,Ba7a2][%mdl 32]} 26. Bb2 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 27. Bd1 {[%emt 0:00:30]} a3 {[%emt 0:00:00]} 28. Bxa3 {[%emt 0:00:00] This costs White the game.} (28. Ba1 $17) 28... Rea7 $19 {[%emt 0:01:00]} 29. Bb2 {[%emt 0:01:00]} Rxa2 {[%emt 0:00:00]} 30. Rhg1 g6 {[%emt 0:00:00]} 31. Be2 b5 {[%emt 0:00:00][%cal Od5f4] [#] Against Bc4. Hoping for ...Nf4! Black is clearly winning.} 32. Qd2 Kh8 {[%emt 0:00:00] ...Qe7 is the strong threat.} 33. Rc1 Qe7 {[%emt 0:00:00]} 34. Rgg1 {[%emt 0:00:00] [#]} Qa3 $3 {[%emt 0:03:00][%mdl 512] Weighted Error Value: White=0.39/Black=0.07 (flawless)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "8.1"]
[White "Korley, Kassa"]
[Black "Spicha, K. Alexander"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2413"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,165,31,5,4,5,13,15,8,1,9,25,32,29,26,24,42,28,59,59,58,19,37,44,39,30,50,49,43,47,53,74,87,83,77,60,56,57,57,15,32,35,84,85,85,85,180,168,156,168,144,133,137,131,162,62,58,37,11,15,50,15,15,15,31,15,15,19,144,127,173,8,59,67,107,2,5,0,0,32,609,81,80,63,63,16,16,16,27,16,16,16,32,32,32,32,58,75,114,177,93,0,8,8,13,16,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 {[%emt 0:00:05]} d5 {[%emt 0:00:11]} 2. g3 {[%emt 0:00:04]} c5 {[%emt 0:01:05]} 3. Bg2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:34]} 4. d4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:39]} 5. O-O {[%emt 0:00:08]} e6 {[%emt 0:00:45]} 6. b3 {[%emt 0:03:34]} (6. c4 $5) 6... Bd7 {[%emt 0:14:49] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 7. Bb2 {[%emt 0:01:34]} cxd4 {[%emt 0:00:33]} 8. Nxd4 {[%emt 0:00:08]} Bc5 {[%emt 0:00:07]} 9. c4 {[%emt 0:08:04]} O-O {[%emt 0:25:58]} 10. cxd5 {[%emt 0:01:43]} exd5 {[%emt 0:05:46]} 11. Nxc6 {[%emt 0:01:46] [#]} bxc6 $146 {[%emt 0:01:57]} ({Predecessor:} 11... Bxc6 12. Nd2 Re8 13. Rc1 Bb6 14. Nf3 d4 15. Nxd4 Bxg2 16. Kxg2 Qd5+ 17. Nf3 Qxd1 18. Rcxd1 Rxe2 19. Rd2 Rae8 20. Rfd1 Rxd2 {½-½ (20) Molchanov,A (2425)-Eingorn,V (2509) Odessa 2019}) 12. Nc3 {[%emt 0:00:27]} Bg4 {[%emt 0:13:26]} 13. Na4 {[%emt 0:00:22]} Bb6 {[%emt 0:02:09]} 14. Qd3 {[%emt 0:10:52]} Re8 {[%emt 0:00:20]} 15. Bf3 {[%emt 0:04:05] And now Bxf6 would win.} Bxf3 {[%emt 0:03:06]} 16. exf3 {[%emt 0:05:33]} Qd6 {[%emt 0:00:28]} 17. Rac1 {[%emt 0:06:54]} Rac8 {[%emt 0:07:28]} 18. Rc2 {[%emt 0:00:53]} Nd7 {[%emt 0:00:19]} 19. Rfc1 {[%emt 0:04:40]} f6 {[%emt 0:01:17]} 20. Kg2 {[%emt 0:01:42]} Nb8 {[%emt 0:00:37]} 21. h4 {[%emt 0:05:08]} Rc7 {[%emt 0:00:22]} 22. h5 {[%emt 0:02:44][%cal Oh5h6]} h6 $1 {[%emt 0:00:21]} 23. Bc3 {[%emt 0:12:52]} (23. Nxb6 axb6 24. b4 Kh8 $11) 23... Nd7 {[%emt 0:02:41]} 24. Bd2 {[%emt 0:02:49]} ({Reject} 24. Qg6 Re6 $11) 24... Ne5 {[%emt 0:02:31]} 25. Qa6 {[%emt 0:00:03]} d4 {[%emt 0:01:12]} (25... Qe6 $14) 26. Bf4 $1 $16 {[%emt 0:00:08]} Qd5 {[%emt 0:03:20]} 27. Bxe5 {[%emt 0:00:48]} fxe5 {[%emt 0:01:40]} (27... Rxe5 $16 28. Nb2 (28. Nxb6 axb6 29. Rxc6 Rf5 $16) 28... Rf5) 28. Nxb6 $18 {[%emt 0:00:11]} axb6 {[%emt 0:00:15]} 29. Qxb6 {[%emt 0:00:15]} Qf7 {[%emt 0:01:31]} 30. Qa6 {[%emt 0:09:20]} Qxh5 {[%emt 0:02:10]} 31. Rxc6 {[%emt 0:00:07]} Rf7 {[%emt 0:00:27] [#]} 32. Qd3 {[%emt 0:01:04]} (32. g4 $1 $18 {[%cal Rg4h5]} Qg5 33. Rc8) 32... Ref8 $14 {[%emt 0:03:57][%cal Rf7f3]} 33. Rc8 {[%emt 0:05:38] Active counter play!} Rxf3 {[%emt 0:00:22]} 34. Rxf8+ {[%emt 0:00:06]} Rxf8 {[%emt 0:00:03][%mdl 4096] Endgame KQR-KQR} 35. a4 {[%emt 0:01:17][%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Kh8 {[%emt 0:02:02]} 36. Rc7 {[%emt 0:04:15]} Qg4 {[%emt 0:02:29]} 37. Re7 {[%emt 0:02:15]} Qg5 {[%emt 0:01:01]} 38. Re6 {[%emt 0:00:41]} Kg8 {[%emt 0:00:31]} (38... Qh5 $11) 39. a5 {[%emt 0:01:31]} h5 {[%emt 0:00:28]} (39... Qh5 $16 {might work better.}) 40. Rg6 $2 {[%emt 0:01:43]} (40. Qc4 $18 {Intending Rxe5+ and mate.} Kh8 41. Qe2) 40... Qd8 {[%emt 0:00:23]} (40... Qf5 $2 41. Qxf5 Rxf5 42. Rd6 $18) (40... Qc1 $1 $11 41. Qc4+ Qxc4 42. bxc4 Kf7) 41. a6 {[%emt 0:00:40]} e4 {[%emt 0:01:04] [#]} 42. Qxe4 {[%emt 0:00:14]} (42. Qc4+ $1 $16 Kh7 43. Re6) 42... d3 $132 {[%emt 0:00:04][%mdl 2048] Black is not holding back} 43. Qe5 {[%emt 0:01:21][%csl Gg6,LRg7,LRh5][%cal Re5g7]} Qa8+ $1 {[%emt 0:00:44]} 44. Kg1 {[%emt 0:00:09][%csl Gg6][%cal Re5g7] Really sharp!} Rf7 {[%emt 0:00:05][%mdl 8192]} (44... Qa7 $14 45. Qe1 (45. Qd5+ Rf7 $11) 45... Qd4) 45. Re6 $2 {[%emt 0:02:00]} (45. Rd6 $18 {is more deadly.}) 45... Qf3 $16 {[%emt 0:00:41]} 46. Re8+ {[%emt 0:00:14]} Kh7 {[%emt 0:00:45]} 47. Qe4+ {[%emt 0:00:25]} (47. Qe1 $14) 47... Qxe4 $11 {[%emt 0:00:06]} 48. Rxe4 {[%emt 0:00:01] KR-KR} Ra7 {[%emt 0:00:57]} (48... Rd7 {feels hotter.} 49. Re1 Rd6 50. a7 Ra6) 49. Rd4 {[%emt 0:00:27]} Rxa6 {[%emt 0:00:03]} 50. Rxd3 {[%emt 0:00:01]} Ra1+ {[%emt 0:00:51]} 51. Kg2 {[%emt 0:00:02]} Rb1 {[%emt 0:00:05]} 52. f4 {[%emt 0:01:05]} g5 {[%emt 0:01:05]} 53. fxg5 {[%emt 0:03:07] aiming for Kf2.} Kg6 {[%emt 0:00:06]} 54. Kf3 {[%emt 0:00:25] Black must now prevent Ke3.} Kxg5 {[%emt 0:00:04]} 55. Rd5+ {[%emt 0:00:03]} (55. Ke4 $16) 55... Kg6 {[%emt 0:00:13] The position is equal.} 56. Rb5 {[%emt 0:00:02]} Rf1+ {[%emt 0:00:46]} 57. Kg2 {[%emt 0:00:03]} Rb1 {[%emt 0:00:06]} 58. b4 {[%emt 0:00:40]} Rb3 {[%emt 0:00:11]} 59. Kh3 {[%emt 0:00:34]} Rb1 {[%emt 0:00:18]} 60. Kg2 {[%emt 0:00:28]} Rb3 {[%emt 0:00:05]} 61. Kf2 {[%emt 0:00:23]} Kh6 {[%emt 0:00:13]} 62. Rb8 {[%emt 0:00:13]} Kg6 {[%emt 0:01:15]} 63. b5 {[%emt 0:00:07]} Kh6 {[%emt 0:00:29]} 64. b6 {[%emt 0:00:05]} Kg7 {[%emt 0:00:15]} 65. Kg2 {[%emt 0:02:22]} (65. g4 $5 hxg4 66. b7 $11) 65... Kh7 {[%emt 0:00:07]} 66. Kh2 {[%emt 0:00:03]} Kg7 {[%emt 0:00:06]} 67. Kh3 {[%emt 0:00:02]} Rb4 {[%emt 0:00:06]} 68. Kg2 {[%emt 0:01:25]} Rb3 {[%emt 0:00:05]} 69. b7 {[%emt 0:00:10]} Kh7 {[%emt 0:00:55]} 70. Kf2 {[%emt 0:00:02]} Kg7 {[%emt 0:00:17]} 71. Ke2 {[%emt 0:00:03]} (71. g4 $5 hxg4 72. Ke2 $11) 71... Kh7 {[%emt 0:00:13]} 72. Kd2 {[%emt 0:00:02]} Kg7 {[%emt 0:00:10]} 73. Kc2 {[%emt 0:00:02]} Rb6 {[%emt 0:00:21]} 74. Kd3 {[%emt 0:00:03]} Rb4 {[%emt 0:00:18]} 75. Kc3 {[%emt 0:00:06]} Rb1 {[%emt 0:00:14]} 76. Kc4 {[%emt 0:00:04]} Rc1+ {[%emt 0:00:13]} 77. Kd5 {[%emt 0:00:03] Rc8 would kill now.} Rd1+ {[%emt 0:01:19]} 78. Ke6 {[%emt 0:00:10][%cal Ob8g8] White wants to mate with Rg8+!} Rb1 {[%emt 0:00:28]} 79. Kf5 {[%emt 0:00:12]} Rb5+ {[%emt 0:00:10]} 80. Kf4 {[%emt 0:00:03]} Kh7 {[%emt 0:00:52]} 81. Kf3 {[%emt 0:00:36]} Rb4 {[%emt 0:00:07]} 82. Kg2 {[%emt 0:00:27]} Rb3 {[%emt 0:00:16]} 83. Kh3 {[%emt 0:00:18] Weighted Error Value: White=0.31/Black=0.25 (precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "8.2"]
[White "Song, Micheal"]
[Black "Mardov, Dimitar"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "2408"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,68,-11,-16,-11,-22,2,-11,0,-38,-41,-56,-49,-41,-37,-42,-46,-95,-94,-236,-246,-246,-248,-234,-238,-262,-217,-213,-196,-216,-201,-246,-237,-314,-295,-308,-279,-282,-278,-342,-302,-371,-368,-424,-384,-429,-409,-443,-394,-482,-462,-615,-628,-628,-601,-691,-485]} 1. d4 {[%emt 0:01:18]} Nf6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:15]} e6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:09]} Bb4 {[%emt 0:00:05]} 4. e3 {[%emt 0:00:27]} O-O {[%emt 0:00:09]} 5. Bd3 {[%emt 0:00:08]} d5 {[%emt 0:00:05]} 6. cxd5 {[%emt 0:00:08]} exd5 {[%emt 0:00:04]} 7. a3 {[%emt 0:00:10]} Bd6 {[%emt 0:01:46]} 8. Nge2 {[%emt 0:00:09]} Re8 {[%emt 0:00:35] E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3.} 9. Qc2 {[%emt 0:00:10]} a6 {[%emt 0:03:08] [#]} 10. Bd2 $146 {[%emt 0:09:46]} (10. O-O {seems wilder.} b6 11. Nxd5 Nxd5 12. e4) ({Predecessor:} 10. O-O b6 11. b4 Nbd7 12. Nf4 Bb7 13. Rb1 Nf8 14. f3 Ng6 15. Nfe2 Qe7 16. Ng3 {1-0 (40) Rapport,R (2763)-Vidit,S (2727) Belgrade 2022}) 10... Nbd7 {[%emt 0:05:28] The position is equal.} 11. g4 {[%emt 0:25:15]} Nxg4 {[%emt 0:12:42] [#] White must now prevent ...Qh4.} 12. Bxh7+ {[%emt 0:14:16]} Kh8 {[%emt 0:00:50] Hoping for ...Qh4.} 13. Bf5 $1 {[%emt 0:00:09]} Qh4 {[%emt 0:06:50]} 14. O-O-O $1 {[%emt 0:00:08]} ({Much weaker is} 14. Bxg4 Qxg4 15. Rg1 Qf3 $17) 14... Ndf6 {[%emt 1:05:39]} 15. Be1 {[%emt 0:09:04]} (15. Rdf1 $15) 15... Qh3 $36 {[%emt 0:00:00][%mdl 2048] White is under strong pressure. Black is more active.} ({But not} 15... Nxf2 16. Rf1 $18) 16. Bd3 {[%emt 0:04:26] This costs White the game.} (16. Rg1 $17 {is a better defense.}) 16... Qf3 $19 {[%emt 0:00:00]} 17. Rg1 {[%emt 0:04:55] [#] aiming for Ng3.} Nxf2 {[%emt 0:00:00]} 18. Bxf2 {[%emt 0:00:11]} Qxf2 {[%emt 0:00:00]} 19. Kb1 {[%emt 0:00:59]} Qxe3 {[%emt 0:00:00]} 20. Ng3 {[%emt 0:00:49]} Qh6 {[%emt 0:00:00]} ({Weaker is} 20... Qxd4 21. Bb5 Qc5 22. Bxe8 Nxe8 23. Rge1 $11) 21. Rdf1 {[%emt 0:06:00]} c6 {[%emt 0:00:00]} 22. Nd1 {[%emt 0:06:15]} Qh4 {[%emt 0:00:00]} 23. Nf5 {[%emt 0:06:46]} Bxf5 {[%emt 0:00:00]} (23... Qxh2 $2 24. Rh1 Qxh1 25. Rxh1+ Kg8 26. Nxd6 $18) 24. Bxf5 {[%emt 0:00:04]} Qxd4 {[%emt 0:00:00]} (24... Qxh2 $2 25. Rh1 Qxh1 26. Rxh1+ Kg8 27. Qb3 $18) 25. Qg2 {[%emt 0:00:01][%csl Gg1][%cal Rg2g7]} g6 {[%emt 0:00:00]} 26. Nc3 {[%emt 0:01:33]} Re3 {[%emt 0:00:00]} 27. Nd1 {[%emt 0:02:57]} Re7 {[%emt 0:00:00]} 28. Nc3 {[%emt 0:02:34]} Rg8 {[%emt 0:00:00][%cal Ba8g8,Bg8h8,Bh8h5,Bh5h2][%mdl 32]} 29. Rf3 {[%emt 0:00:14]} Kg7 {[%emt 0:00:00]} 30. Rgf1 {[%emt 0:05:06]} Be5 {[%emt 0:00:00]} 31. Qg5 {[%emt 0:00:17]} Rh8 {[%emt 0:00:00] Black is clearly winning.} 32. Bc2 {[%emt 0:00:49]} Rh5 {[%emt 0:00:00]} 33. Qc1 {[%emt 0:00:11]} Rxh2 {[%emt 0:00:00]} 34. Nd1 {[%emt 0:00:24]} Qd2 {[%emt 0:00:00] Weighted Error Value: White=0.40/Black=0.10 (very precise)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "8.3"]
[White "Stremavicius, Titas"]
[Black "Belous, Vladimir"]
[Result "1/2-1/2"]
[WhiteElo "2508"]
[BlackElo "2525"]
[Annotator "NA RC"]
[PlyCount "12"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:19]} d5 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:09]} c6 {[%emt 0:00:02]} 3. cxd5 {[%emt 0:00:08]} cxd5 {[%emt 0:00:03]} 4. Nc3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:05]} 5. Bf4 {[%emt 0:00:07]} Nc6 {[%emt 0:00:13]} 6. e3 {[%emt 0:00:07]} a6 {[%emt 0:00:17]} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "8.4"]
[White "Williams, Justus"]
[Black "Ostrovskiy, Aleksandr"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2417"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,110,7,16,22,11,15,36,8,0,5,24,18,8,-2,-4,-8,-3,-31,-29,-29,-33,-35,-25,-49,-21,-25,-43,-29,-35,-40,0,0,0,0,168,55,75,66,58,73,90,101,75,74,79,86,186,187,160,150,154,157,95,110,370,333,419,411,792,750,1196,1089,1256,1142,1044,935,1081,708,1132,1132,908,1031,1001,967,885,8,12,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. Nf3 {[%emt 0:03:45]} d5 {[%emt 0:03:32]} 2. d4 {[%emt 0:01:09]} Nf6 {[%emt 1:27:58]} 3. c4 {[%emt 0:00:22]} c6 {[%emt 0:00:00]} 4. e3 {[%emt 0:01:43]} Bf5 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:03:10]} e6 {[%emt 0:00:00]} 6. Nh4 {[%emt 0:00:36]} Be4 {[%emt 0:00:00]} 7. f3 {[%emt 0:02:57]} Bg6 {[%emt 0:00:00]} 8. Qb3 {[%emt 0:00:22]} Qc7 {[%emt 0:00:00]} 9. Bd2 {[%emt 0:04:04] D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} Be7 {[%emt 0:00:00]} 10. Nxg6 {[%emt 0:01:27]} hxg6 {[%emt 0:00:00]} 11. O-O-O {[%emt 0:03:50] White is slightly better.} dxc4 {[%emt 0:00:00]} 12. Bxc4 {[%emt 0:00:20]} b5 {[%emt 0:00:00]} 13. Be2 {[%emt 0:05:57]} a6 {[%emt 0:00:00]} 14. f4 {[%emt 0:03:00]} Nbd7 {[%emt 0:00:00]} 15. Kb1 {[%emt 0:03:39]} c5 {[%emt 0:00:00]} 16. dxc5 {[%emt 0:04:30]} (16. g4 $5 {[%cal Rg4g5]}) 16... Nxc5 {[%emt 0:00:00]} 17. Qc2 {[%emt 0:00:31]} Rc8 {[%emt 0:00:00][%cal Oc5e4]} 18. Bf3 {[%emt 0:16:09] [#] Against Nce4} Qb8 $146 {[%emt 0:00:00]} (18... Na4 {looks sharper.} 19. Rc1 Nb6 20. Ne2 Qb8) ({Predecessor:} 18... O-O 19. h4 Qa7 20. a3 Rfd8 21. g4 Nd3 22. Rh2 b4 23. axb4 Nxb4 24. Qa4 Nd3 {0-1 (65) Khademalsharieh,S (2494)-Gunina,V (2451) Tornelo INT 2020}) 19. e4 {[%emt 0:02:31]} b4 {[%emt 0:00:00]} 20. e5 {[%emt 0:00:27]} bxc3 {[%emt 0:00:00]} 21. exf6 {[%emt 0:00:12]} Bxf6 {[%emt 0:00:00]} 22. Bxc3 {[%emt 0:02:09]} Qxf4 {[%emt 0:00:00]} (22... O-O $5 {[%cal Rf6c3]} 23. Bxf6 gxf6 $11) 23. Bxf6 {[%emt 0:03:00]} gxf6 {[%emt 0:00:00]} ({But not} 23... Qxf6 24. Rd3 $16 (24. b4 O-O $17)) 24. Rd3 $1 {[%emt 0:04:32]} Qf5 $2 {[%emt 0:10:22]} (24... Rxh2 $2 25. Rc1 $16) (24... Nxd3 $11 25. Qxc8+ Ke7 26. Qxh8 Qb4) 25. Rc1 {[%emt 0:01:16]} (25. Rc3 $18) 25... Ke7 $14 {[%emt 0:00:27]} (25... Rxh2 $2 26. Rc3 $16) 26. Rc3 {[%emt 0:00:40]} Na4 $1 {[%emt 0:00:11]} 27. Rxc8 {[%emt 0:02:49]} Rxc8 {[%emt 0:00:01][%mdl 64] [#] Pin} 28. Qxf5 {[%emt 0:00:09]} Rxc1+ {[%emt 0:00:02]} 29. Kxc1 {[%emt 0:00:14] Intending Qa5 and mate.} exf5 {[%emt 0:00:01][%mdl 4096] Endgame KB-KN} 30. b4 {[%emt 0:00:53]} Nc3 {[%emt 0:00:47]} (30... Kd6 $16 {was called for.}) 31. Kb2 $18 {[%emt 0:00:03][%mdl 1024] White has strong compensation.} Nb5 {[%emt 0:00:29]} (31... Ne4 32. Be2 $16) 32. Bb7 {[%emt 0:00:42]} Nc7 {[%emt 0:00:06]} 33. Kb3 {[%emt 0:00:14]} f4 {[%emt 0:01:19]} (33... Kd7 $142 34. Kc4 f4) 34. Kc4 $16 {[%emt 0:01:08]} Kd6 $2 {[%emt 0:00:11][%mdl 8192] [#]} (34... g5 $16) 35. h4 $1 $18 {[%emt 0:00:27]} f5 {[%emt 0:00:32]} 36. a4 {[%emt 0:01:05][%cal Ba2a4,Ba4a5][%mdl 32]} f6 {[%emt 0:00:31]} (36... f3 $142 37. Bxf3 (37. gxf3 f6 $18) 37... Ne6) 37. a5 {[%emt 0:08:05]} Ke6 {[%emt 0:01:54]} 38. Kc5 {[%emt 0:00:34]} Kd7 {[%emt 0:00:34]} 39. Bc6+ {[%emt 0:01:35]} Ke7 {[%emt 0:00:03]} 40. Kb6 {[%emt 0:01:27]} Kd6 {[%emt 0:00:03]} 41. Bf3 {[%emt 0:00:31]} Kd7 {[%emt 0:00:34]} 42. Bb7 {[%emt 0:00:41]} Kd6 {[%emt 0:00:12]} 43. Bc8 {[%emt 0:00:43]} Nd5+ {[%emt 0:00:24]} 44. Kxa6 {[%emt 0:00:06]} Nxb4+ {[%emt 0:02:17]} 45. Kb6 $2 {[%emt 0:00:48]} ({Better is} 45. Kb7 $18 Nd3 46. a6) 45... Nd5+ $11 {[%emt 0:00:00] The position is equal.} 46. Kb7 {[%emt 0:00:38] Hoping for a6.} Nb4 {[%emt 0:00:00]} 47. a6 {[%emt 0:01:15]} Nxa6 {[%emt 0:00:00]} 48. Kxa6 {[%emt 0:00:04] Kb7 would kill now.} f3 $1 {[%emt 0:00:42]} 49. gxf3 {[%emt 0:00:49][%cal Oc8f5] White threatens Bxf5! and mate. KB-K3P} Ke5 {[%emt 0:00:05]} 50. Kb5 {[%emt 0:01:02]} Kf4 {[%emt 0:00:02]} 51. Bb7 {[%emt 0:00:11]} Kg3 {[%emt 0:00:08]} 52. Kc5 {[%emt 0:01:58]} Kxh4 {[%emt 0:00:06]} 53. Kd4 {[%emt 0:02:34]} g5 {[%emt 0:02:44][%cal Bg6g5,Bg5g4,Bg4f3][%mdl 32]} 54. Bc8 {[%emt 0:00:58]} g4 {[%emt 0:00:17] Strongly threatening ...g3.} 55. Ke3 {[%emt 0:04:28]} gxf3 {[%emt 0:01:26] Black escapes into a draw.  Weighted Error Value: White=0.26 (precise) /Black=0.27 (precise)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "8.5"]
[White "Sheng, Joshua"]
[Black "Liang, Jason"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2487"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,92,20,62,10,10,14,42,-26,24,22,22,20,33,25,45,45,55,46,58,49,60,28,37,22,42,18,28,8,13,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-33,-41,-91,-52,-51,-43,-65,-8,-8,0,0,0,-172,-149,-158,-133,-118,-8,-8,-4,-16,0,0,0,-35,0,0,0,0,0,0,0,-558,-513,-622,-597]} 1. e4 {[%emt 0:02:56]} c6 {[%emt 0:00:08]} 2. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:07]} 3. e5 {[%emt 0:00:01]} Bf5 {[%emt 0:00:09]} 4. Nf3 {[%emt 0:00:03]} e6 {[%emt 0:00:09]} 5. Be2 {[%emt 0:00:23]} c5 {[%emt 0:00:17]} 6. Be3 {[%emt 0:00:43]} Qb6 {[%emt 0:00:20]} 7. Nc3 {[%emt 0:00:19]} Nc6 {[%emt 1:32:50]} (7... Qxb2 8. Nb5 $16) 8. Na4 {[%emt 0:01:51] B12: Caro-Kann: Advance Variation.} (8. O-O $1 $14) 8... Qa5+ $11 {[%emt 0:00:00]} 9. c3 {[%emt 0:00:11][%cal Ra4c5]} c4 {[%emt 0:00:00]} 10. b4 {[%emt 0:00:34] [#] Nowadays more popular than 10.0-0.} (10. Nh4 $1 $14) 10... Qd8 {[%emt 0:00:00]} ({Black should play} 10... Bxb4 $1 11. g4 (11. cxb4 Nxb4 12. Nc5 Nc2+ 13. Kf1 Nxa1 $11) 11... Bg6 12. cxb4 Nxb4) 11. Nb2 {[%emt 0:02:17]} h6 {[%emt 0:00:00]} 12. O-O {[%emt 0:01:35]} Nge7 {[%emt 0:00:00]} 13. a4 {[%emt 0:06:27] [#]} a5 $146 {[%emt 0:00:00]} ({Predecessor:} 13... Bh7 14. Qd2 Nf5 15. Bd1 Rc8 16. Qe2 Be7 17. Bc2 O-O 18. Rae1 Bxb4 19. cxb4 Nxb4 {0-1 (41) Robson,R (2673)-Vazquez,G (2527) Chess.com INT 2020}) 14. b5 {[%emt 0:00:05]} Nb8 {[%emt 0:00:00]} 15. Nh4 {[%emt 0:05:11]} Be4 {[%emt 0:00:00]} 16. f3 {[%emt 0:00:55]} Bh7 {[%emt 0:00:00] And now ...g5 would win.} 17. g4 {[%emt 0:05:35]} g5 {[%emt 0:00:00]} 18. Ng2 {[%emt 0:00:07]} Ng6 {[%emt 0:00:00]} 19. Qd2 {[%emt 0:04:52]} Nd7 {[%emt 0:06:00]} 20. f4 {[%emt 0:08:26]} gxf4 {[%emt 0:00:00]} 21. Bxf4 {[%emt 0:58:22]} Nxf4 {[%emt 0:00:00]} 22. Qxf4 {[%emt 0:00:00][%csl Gf1][%cal Rf4f7]} Qe7 {[%emt 0:00:00]} 23. Bxc4 {[%emt 0:00:00][%cal Og2e3]} Rc8 {[%emt 0:00:00]} 24. Be2 {[%emt 0:00:00]} Rxc3 {[%emt 0:02:30]} 25. Rac1 {[%emt 0:00:00]} Rxc1 {[%emt 0:00:00]} 26. Rxc1 {[%emt 0:00:00]} Nb6 {[%emt 0:00:00] Inhibits Rc8+.} 27. Nd3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 28. Nc5 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 29. Qd2 {[%emt 0:00:00]} Rc8 {[%emt 0:00:00][%cal Og7e5]} 30. Qxa5 {[%emt 0:00:00] [#]} (30. Qe3 $15) 30... Bxe5 $1 {[%emt 0:00:00]} 31. dxe5 {[%emt 0:00:00]} Rxc5 {[%emt 0:00:00]} 32. Qd2 {[%emt 0:00:00]} Rxc1+ {[%emt 0:00:00]} (32... Nxa4 $15 33. Qxh6 Nc3) 33. Qxc1 {[%emt 0:00:00]} Nxa4 {[%emt 0:00:00] Strongly threatening ...Qc5+.} 34. Qxh6 {[%emt 0:00:00]} Nc3 {[%emt 0:05:00]} 35. Qd2 {[%emt 0:07:00]} (35. Nf4 $1 $11) 35... Qc5+ {[%emt 0:00:00]} 36. Kf1 {[%emt 0:00:00]} Ne4 {[%csl Ge4][%cal Rc5f2] Against Qg5+. Black is much more active.} 37. Qe3 {Inhibits Qf2+.} d4 {[%emt 0:00:00]} ({Black should try} 37... Qc7 $17 38. Qf4 Qc3) 38. Qf4 Qc3 {[%emt 0:00:00]} 39. Ne1 {[%emt 0:00:00] Inhibits d3.} Qh3+ {[%emt 0:00:00]} 40. Kg1 Qh4 {[%emt 0:00:00]} 41. Ng2 Qd8 {[%emt 0:03:30] aiming for ...d3.} (41... Nc3 $5 {[%cal Rc3e2]} 42. Bf3 (42. Nxh4 $2 {perishes.} Nxe2+ 43. Kf2 Nxf4 $19) (42. Bd3 $2 Bxd3 43. Nxh4 Ne2+ 44. Kf2 Nxf4 $19) 42... Qd8 $17) 42. Bd3 {[%emt 0:00:00]} Ng5 $36 {[%emt 0:00:00][%mdl 2048] ( -> ...Nh3+). White is under pressure.} 43. Bxh7+ {[%emt 0:00:00]} Kxh7 {[%emt 0:00:00]} 44. Kf1 {h4 is the strong threat.} d3 {[%emt 0:00:00] White must now prevent ...d2.} 45. Ke1 {[%mdl 8192]} (45. Ne3 $11 {and White is okay.} Kg7 46. h4) 45... Qa5+ $19 {[%emt 0:00:00]} 46. Kd1 {[%emt 0:00:00] [#]} Qa2 $1 {[%emt 0:00:00] Weighted Error Value: White=0.46/Black=0.16 (very precise)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "9.1"]
[White "Liang, Jason"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2432"]
[BlackElo "2413"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,63,0,8,-10,-13,-16,0,0,0,0,10,0,0,0,0,-6,-6,-8,-9,-19,0,-4,-5,-8,-2,0,-5,-13,0,0,7,7,26,6,12,13,5,0,0,-19,0,0,0,-12,13,7,16,0,0,0,20,0,30,0,33,0]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 2. Nc3 {[%emt 0:00:09]} d5 {[%emt 0:00:36]} 3. Bf4 {[%emt 0:00:09]} g6 {[%emt 0:00:09]} 4. Nb5 {[%emt 0:01:15]} Na6 {[%emt 0:00:07][%cal Bb8a6,Ba6c7,Bc7e8,Be8d6][%mdl 32]} 5. e3 {[%emt 0:00:08]} Bg7 {[%emt 0:00:09]} 6. h3 {[%emt 0:00:14] D00: 1 d4 d5: Unusual lines.} O-O {[%emt 0:00:07]} 7. Nf3 {[%emt 0:01:31]} c6 {[%emt 0:05:41]} 8. Nc3 {[%emt 0:00:37] The position is equal.} Nc7 {[%emt 0:02:49]} 9. Be2 {[%emt 0:01:57]} b6 {[%emt 0:00:53]} 10. O-O {[%emt 0:02:52]} Bb7 {[%emt 0:00:02]} 11. a4 {[%emt 0:00:36]} a5 {[%emt 0:00:51] [#]} 12. Bh2 $146 {[%emt 0:04:16]} ({Predecessor:} 12. Rc1 Rc8 13. b3 Nd7 14. Bh2 Qe8 15. Ne5 Nxe5 16. dxe5 Ba6 17. Qd2 Qd7 18. Bxa6 Nxa6 {0-1 (129) Sadhwani,R (2616)-Swiercz,D (2656) Chess.com INT 2022}) 12... Nce8 {[%emt 0:04:31]} 13. Nb1 {[%emt 0:04:41]} Nd6 {[%emt 0:00:18]} 14. c3 {[%emt 0:01:02]} c5 {[%emt 0:04:13]} 15. Na3 {[%emt 0:01:30]} Nfe4 {[%emt 0:01:30]} 16. Rc1 {[%emt 0:01:23]} Rc8 {[%emt 0:01:11]} 17. Nd2 {[%emt 0:01:53]} Nxd2 {[%emt 0:09:14]} 18. Qxd2 {[%emt 0:00:06]} Qd7 {[%emt 0:01:11]} 19. b3 {[%emt 0:03:22]} Ne4 {[%emt 0:02:42]} 20. Qb2 {[%emt 0:00:23]} h5 {[%emt 0:02:48]} 21. Rfd1 {[%emt 0:01:24]} Rfd8 {[%emt 0:00:42]} 22. Nb5 {[%emt 0:02:39]} Bc6 {[%emt 0:01:24]} 23. Rc2 {[%emt 0:02:19]} Qb7 {[%emt 0:01:04]} 24. Rdc1 {[%emt 0:01:55]} Bd7 {[%emt 0:00:41]} 25. Rd1 {[%emt 0:11:10]} Bc6 {[%emt 0:06:39]} 26. Rcc1 {[%emt 0:04:00]} Bf6 {[%emt 0:06:42]} 27. Bd3 {[%emt 0:02:21]} Ng5 {[%emt 0:01:20]} 28. Bf1 {[%emt 0:02:32]} Ne4 {[%emt 0:00:28]} 29. Bd3 {[%emt 0:00:41]} Ng5 {[%emt 0:00:04]} 30. Qa3 {[%emt 0:01:25]} Bd7 {[%emt 0:05:35]} 31. Qb2 {[%emt 0:03:09]} Bc6 {[%emt 0:02:20]} 32. Qa3 {[%emt 0:06:41] Not much happened in this game.  Weighted Error Value: White=0.06 (flawless) /Black=0.06 (flawless)} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "9.2"]
[White "Ostrovskiy, Aleksandr"]
[Black "Sheng, Joshua"]
[Result "1/2-1/2"]
[WhiteElo "2397"]
[BlackElo "2487"]
[Annotator "NA RC"]
[PlyCount "6"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:00:12]} e6 {[%emt 0:00:10]} 2. Nf3 {[%emt 0:00:56]} Nf6 {[%emt 0:00:34]} 3. Nc3 {[%emt 0:00:29]} d5 {[%emt 0:00:51]} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "9.3"]
[White "Belous, Vladimir"]
[Black "Williams, Justus"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2525"]
[BlackElo "2417"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,94,22,32,32,29,-12,0,0,0,-39,-20,-85,-68,-65,-46,-101,-98,-94,-96,-85,-90,-273,-137,-139,-126,-396,-258,-741,-623,-799,-765,-757,-735,-1238,-1206,-1553,-1540,-1617,-1474,-1694,-1672,-1754,-1791,-1561,-1443,-1387,-1355,-29984,-29985,-29985,-29986,-29986,-29987,-29987,-29988,-29988,-29983,-29982,-29984,-29984,-29985,-29985,-29986,-29988,-29989,-29989,-29990,-29990,-29991,-29991,-29992,-29992,-29987,-29987,-29988,-29989,-29990,-29990,-29991,-29991,-29990,-29990,-29991,-29991,-29991]} 1. c4 {[%emt 0:02:36]} e6 {[%emt 0:01:39]} 2. Nf3 {[%emt 0:00:07]} d5 {[%emt 0:00:40]} 3. g3 {[%emt 0:02:36]} g6 {[%emt 0:01:16]} 4. Bg2 {[%emt 0:00:09]} Bg7 {[%emt 0:00:08]} 5. O-O {[%emt 0:00:05]} Ne7 {[%emt 0:00:29]} 6. d4 {[%emt 0:00:06]} Nbc6 {[%emt 0:01:21]} 7. Nc3 {[%emt 0:01:08] has lost popularity (7.e3). A13: English Opening: 1...e6.} O-O {[%emt 0:03:41]} 8. e4 {[%emt 0:11:03]} dxc4 {[%emt 0:04:39][%cal Rc6d4] [#]} 9. Bg5 $146 {[%emt 0:02:27] The position is equal.} ({Predecessor:} 9. Be3 a6 10. a4 b6 11. Qe2 Nxd4 12. Nxd4 Bxd4 13. e5 Ra7 14. Rfd1 c5 15. Ne4 {0-1 (44) Oparin,G (2652)-Rychkov,O (2407) Chess.com INT 2020}) 9... Re8 {[%emt 0:01:20][%cal Rc6d4]} 10. d5 {[%emt 0:04:53]} Nb4 {[%emt 0:01:14]} (10... Bxc3 $5 11. bxc3 exd5 $15) 11. Qd2 {[%emt 0:18:01]} (11. Nd2 $11) 11... exd5 {[%emt 0:05:56][%cal Be6d5,Bd5d4,Bd4c3][%mdl 32] ...f6 is the strong threat.} 12. a3 {[%emt 0:00:20]} d4 {[%emt 0:01:05]} 13. Rad1 {[%emt 0:02:03] [#]} ({White should play} 13. axb4 $15 dxc3 14. Qxd8 (14. bxc3 Qxd2 15. Bxd2 Nc6 $15) 14... Rxd8 15. bxc3) 13... Bg4 $1 $17 {[%emt 0:01:54] aiming for ...Bxf3.} 14. axb4 {[%emt 0:06:50][%cal Oc3d5]} dxc3 {[%emt 0:00:26][%mdl 64] Discovered Attack} (14... f6 15. Bf4 dxc3 16. Qxc3 $14) 15. Qf4 {[%emt 0:00:07]} Qc8 {[%emt 0:00:31]} 16. Ne5 $2 {[%emt 0:01:08]} (16. bxc3 $17 {was the only defense.} a5 17. h3 Bxf3 18. Bxf3) 16... Be6 {[%emt 0:01:01]} (16... Bxd1 17. Qxf7+ Kh8 18. Bf6 Bxf6 19. Qxf6+ Kg8 20. Rxd1 $14) ({Black should try} 16... Bxe5 $19 17. Qxe5 Bxd1 18. Qxc3 Qe6 $1 19. Rxd1 Rad8) 17. Bf6 {[%emt 0:05:04]} cxb2 {[%emt 0:04:53] Hoping for ...c5.} 18. Rd7 $2 {[%emt 0:00:31][%mdl 8192]} Bf8 {[%emt 0:04:09]} (18... Bxd7 19. Bxg7 Be6 20. Qh6 $15) 19. Bg5 $2 {[%emt 0:08:08]} (19. Rd2) 19... h6 {[%emt 0:04:04]} (19... Bxd7 $2 {leads to mate.} 20. Qxf7+ Kh8 21. Bf6+) 20. Bxh6 {[%emt 0:06:37]} Bxh6 {[%emt 0:00:12]} ({And not} 20... Bxd7 21. Qxf7+ Kh8 22. Qf6+ Kh7 23. Bxf8 Rxf8 24. Qxe7+ Kg8 25. Qg5 $11 (25. Nxd7 Rf7 $11)) 21. Qxh6 {[%emt 0:00:03]} Bxd7 {[%emt 0:00:42]} 22. f4 {[%emt 0:00:01] [#]} Nf5 $1 {[%emt 0:02:49]} 23. exf5 {[%emt 0:01:13]} (23. Qg5 Rxe5) 23... Bxf5 {[%emt 0:00:15]} 24. Nxf7 {[%emt 0:01:28]} Kxf7 {[%emt 0:01:09][%cal Bg8f7,Bf7f6,Bf6e5][%mdl 32]} 25. Bd5+ {[%emt 0:01:09] [#]} Re6 $1 {[%emt 0:01:27]} 26. Qh7+ {[%emt 0:01:34]} (26. Bxc4 Qh8) 26... Kf6 {[%emt 0:00:28]} 27. g4 {[%emt 0:02:21]} Bxg4 {[%emt 0:00:25]} 28. f5 {[%emt 0:00:19]} Bxf5 {[%emt 0:00:24]} 29. Rxf5+ {[%emt 0:00:06]} gxf5 {[%emt 0:00:26] Black mates.} 30. Qh6+ {[%emt 0:00:25]} Ke5 {[%emt 0:00:42]} 31. Qe3+ {[%emt 0:00:04]} Kxd5 {[%emt 0:00:11]} 32. Qc5+ {[%emt 0:00:07]} Ke4 {[%emt 0:00:03]} 33. Qxc4+ {[%emt 0:00:35]} Ke5 {[%emt 0:00:03]} 34. Qc3+ {[%emt 0:00:19]} Kd6 {[%emt 0:00:28]} 35. Qd4+ {[%emt 0:00:24]} Ke7 {[%emt 0:01:23]} 36. Qg7+ {[%emt 0:00:07] [#]} Kd8 $1 {[%emt 0:01:03]} 37. Qf8+ {[%emt 0:00:19]} Kd7 {[%emt 0:00:06]} 38. Qg7+ {[%emt 0:00:04]} Re7 {[%emt 0:00:17]} 39. Qd4+ {[%emt 0:00:05] [#]} Ke6 $1 {[%emt 0:00:24]} 40. Qc4+ {[%emt 0:00:13]} Kf6 {[%emt 0:00:15]} 41. Qh4+ {[%emt 0:00:07]} Kf7 {[%emt 0:00:09]} 42. Qh7+ {[%emt 0:00:11]} Ke6 {[%emt 0:00:06]} 43. Qg6+ {[%emt 0:00:08]} Kd5 {[%emt 0:00:09]} 44. Qg2+ {[%emt 0:00:18]} Re4 {[%emt 0:00:37]} 45. Qd2+ {[%emt 0:00:01]} Ke5 {[%emt 0:00:13]} 46. Qxb2+ {[%emt 0:00:15]} Ke6 {[%emt 0:00:01]} 47. Qb3+ {[%emt 0:00:08]} Kf6 {[%emt 0:00:11] Weighted Error Value: White=1.02/Black=0.19 (very precise)} 0-1

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "9.4"]
[White "Mardov, Dimitar"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[WhiteElo "2402"]
[BlackElo "2508"]
[Annotator "NA RC"]
[PlyCount "12"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:04]} d5 {[%emt 0:01:27]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 4. Nc3 {[%emt 0:00:19]} Nbd7 {[%emt 1:30:51]} 5. cxd5 {[%emt 0:00:23]} exd5 {[%emt 0:00:00]} 6. Bf4 {[%emt 0:00:19]} c6 {[%emt 0:00:00]} 1/2-1/2

[Event "Charlotte GM-A May 2022"]
[Site "Charlotte"]
[Date "2022.05.08"]
[Round "9.5"]
[White "Spicha, K. Alexander"]
[Black "Song, Micheal"]
[Result "1/2-1/2"]
[WhiteElo "2083"]
[BlackElo "2408"]
[Annotator "NA RC"]
[PlyCount "13"]
[EventDate "2022.05.04"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:07]} e6 {[%emt 0:00:07]} 3. Bf4 {[%emt 0:00:04]} b6 {[%emt 0:00:06]} 4. e3 {[%emt 0:00:05]} Be7 {[%emt 0:00:06]} 5. h3 {[%emt 0:00:04]} Bb7 {[%emt 0:00:03]} 6. Bd3 {[%emt 0:00:06]} O-O {[%emt 1:33:01]} 7. O-O {[%emt 1:33:32]} 1/2-1/2

