[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.19"]
[Round "1.1"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Posthuma, Joshua"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2337"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,113,42,43,0,1,23,12,8,2,0,0,0,7,4,0,0,-4,-24,-28,-23,-34,-30,-24,-33,-20,-56,-34,-31,-35,-112,-58,-221,-217,-206,-25,-48,-19,-312,-76,-80,-77,-79,-76,-80,-80,-79,-70,-155,-152,-166,-141,-144,-163,-160,-138,-138,-137,-137,-135,-127,-93,-91,-27,-56,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:30]} c5 {[%emt 0:00:47]} 2. Nf3 {[%emt 0:00:13]} Nc6 {[%emt 0:00:10]} 3. Bb5 {[%emt 0:00:33]} e5 {[%emt 0:00:25]} 4. O-O {[%emt 0:01:17]} Bd6 {[%emt 0:00:26]} 5. c3 {[%emt 0:01:47]} a6 {[%emt 0:00:42]} 6. Bxc6 {[%emt 0:02:10] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} dxc6 {[%emt 0:00:10]} 7. d4 {[%emt 0:01:39]} exd4 {[%emt 0:00:19]} 8. cxd4 {[%emt 0:00:44]} Bg4 {[%emt 0:00:31]} 9. dxc5 {[%emt 0:03:31]} Bxc5 {[%emt 0:01:00]} 10. Qc2 {[%emt 0:01:15]} Qe7 {[%emt 0:04:09] Inhibits Ne5.} 11. Nbd2 {[%emt 0:01:52]} Nf6 {[%emt 0:09:28]} 12. e5 {[%emt 0:08:19]} Nd7 {[%emt 0:05:13] [#]} 13. Qb3 $146 {[%emt 0:05:38]} ({Predecessor:} 13. Re1 O-O 14. h3 Bh5 15. Ne4 h6 16. Nxc5 Qxc5 17. Qf5 Bxf3 18. Qxd7 Qd5 19. Qxd5 Bxd5 {½-½ (19) Sirotkin,V (2301)-Kireev,V (2162) ICCF email 2012}) 13... O-O-O {[%emt 0:02:39]} 14. Re1 {[%emt 0:13:07]} Rhe8 {[%emt 0:25:39]} 15. h3 $1 {[%emt 0:03:21]} Be6 {[%emt 0:06:45]} 16. Qc2 {[%emt 0:01:37]} Bd5 {[%emt 0:04:43]} 17. a3 {[%emt 0:01:47]} f6 {[%emt 0:13:19]} 18. b4 {[%emt 0:04:56]} Bb6 {[%emt 0:00:43][%cal Rf6e5]} 19. Bb2 {[%emt 0:04:23]} (19. exf6 $1 $15 Qf7 20. Bb2 gxf6 21. Rxe8 Rxe8 22. Re1) 19... fxe5 {[%emt 0:00:48]} (19... Nxe5 $17 20. Bxe5 fxe5 21. Rxe5 Qf6) 20. Nxe5 $2 {[%emt 0:04:58]} (20. Qxh7 $15 e4 21. Qf5) 20... Nxe5 $19 {[%emt 0:04:45]} ({Worse is} 20... Bxf2+ 21. Kxf2 Qh4+ 22. Kg1 Nxe5 23. Rxe5 $17) 21. Rxe5 {[%emt 0:01:09]} Qh4 {[%emt 0:04:52]} (21... Qf7 $19 22. Nf1 Rxe5 23. Bxe5 Bxg2 $1 {[%mdl 512]}) 22. Nf3 $1 $11 {[%emt 0:06:47]} ({Much worse is} 22. Qf5+ Kb8 23. Rxe8 Rxe8 24. Be5+ Ka7 $17) 22... Bxf3 $40 {[%emt 0:03:18][%mdl 128] Black attacks. A strong pair of Bishops.} (22... Be4 $5 {[%cal Re4c2]} 23. Nxh4 Bxc2 $15) 23. Qf5+ {[%emt 0:00:11][%mdl 8192] [#]} (23. Rxe8 $11 Rxe8 24. Qf5+ Kb8 25. Qxf3) 23... Kb8 $2 {[%emt 0:00:12]} (23... Kc7 $1 $19 24. Qxf3 Rf8) 24. Qxf3 $17 {[%emt 0:00:32] [#]} Rf8 {[%emt 0:01:42]} 25. Rf5 {[%emt 0:00:41]} Rxf5 {[%emt 0:00:38]} 26. Qxf5 {[%emt 0:00:14] [#]} Qxf2+ $1 {[%emt 0:01:49]} 27. Qxf2 {[%emt 0:00:13]} Bxf2+ {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRB} 28. Kf1 {[%emt 0:01:08]} ({White should try} 28. Kxf2 $15 Rd2+ 29. Kf1 Rxb2 30. Re1) 28... Bd4 {[%emt 0:00:45]} 29. Bxd4 {[%emt 0:00:15]} Rxd4 {[%emt 0:00:07] KR-KR} 30. Ke2 {[%emt 0:00:05]} a5 {[%emt 0:02:12]} 31. Ke3 {[%emt 0:02:24]} Rd5 {[%emt 0:00:44]} 32. Rf1 {[%emt 0:01:06]} axb4 {[%emt 0:01:31]} 33. axb4 {[%emt 0:00:01]} Kc7 {[%emt 0:00:13]} 34. Rf4 {[%emt 0:02:41]} b5 {[%emt 0:02:31]} 35. g4 {[%emt 0:00:32]} g6 {[%emt 0:03:39]} (35... Rd6 $17) 36. h4 $11 {[%emt 0:00:51]} c5 {[%emt 0:00:44]} (36... Kb6 $15) 37. bxc5 {[%emt 0:01:39] The position is equal.} Kc6 {[%emt 0:00:11] White must now prevent ...Rd7.} 38. Rf7 {[%emt 0:04:18]} b4 {[%emt 0:00:46]} 39. Rxh7 {[%emt 0:02:17]} b3 {[%emt 0:00:11]} 40. Rh8 {[%emt 0:00:25]} Kxc5 {[%emt 0:00:34]} 41. Rc8+ {[%emt 0:06:44]} Kb4 {[%emt 0:00:15]} 42. Rb8+ $1 {[%emt 0:00:05]} Kc3 {[%emt 0:00:35] Hoping for ...Rc5.} 43. Rc8+ {[%emt 0:00:50]} Kb2 {[%emt 0:00:37] Strongly threatening ...Re5+.} (43... Kb4 $5 44. Rb8+ Kc3 45. Rc8+ Kb4 $11) 44. Rc6 {[%emt 0:01:57]} g5 {[%emt 0:00:44]} 45. hxg5 {[%emt 0:07:21]} Rxg5 {[%emt 0:00:22]} 46. Kf4 {[%emt 0:00:11]} Ra5 {[%emt 0:00:43]} 47. g5 {[%emt 0:01:41]} Ka3 {[%emt 0:00:25]} 48. Rb6 {[%emt 0:00:24]} Ra4+ {[%emt 0:00:24]} 49. Ke5 {[%emt 0:00:12]} b2 {[%emt 0:00:24]} 50. g6 {[%emt 0:00:44]} Rg4 {[%emt 0:00:48]} 51. Kf6 {[%emt 0:00:15]} Rb4 {[%emt 0:00:10]} 52. Rxb4 {[%emt 0:00:07]} Kxb4 {[%emt 0:00:04]} 53. g7 {[%emt 0:00:06]} b1=Q {[%emt 0:00:06] ( -> ...Qb3)} 54. g8=Q {[%emt 0:00:07] Qb8+ would kill now.} Qb2+ {[%emt 0:00:06]} 55. Kf7 {[%emt 0:00:06]} Qb3+ {[%emt 0:00:03]} 56. Kg7 {[%emt 0:00:04]} Qxg8+ {[%emt 0:00:03]} 57. Kxg8 {[%emt 0:00:07] And White is the lucky defender.  Weighted Error Value: White=0.24 (precise) /Black=0.20 (precise)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.19"]
[Round "1.2"]
[White "Lee, Alice"]
[Black "Antova, Gabriela"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2344"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "162"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,162,0,0,8,0,0,-1,0,0,0,0,0,0,0,0,-14,-1,-1,0,30,27,24,28,24,22,26,0,48,47,35,34,61,45,68,48,44,21,36,23,39,39,59,29,43,37,87,91,82,0,45,0,33,12,50,45,42,0,0,0,25,27,27,30,58,16,88,12,98,18,25,0,95,0,0,0,0,0,0,-9,0,0,0,0,16,15,34,48,46,38,70,8,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,8,8,8,8,38,38,38,38,39,38,38,38,38,8,13,13,13,13,38]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:02:34]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:15]} Nf6 {[%emt 0:00:11]} 4. cxd5 {[%emt 0:00:14]} exd5 {[%emt 0:00:12]} 5. Bg5 {[%emt 0:00:18]} c6 {[%emt 0:00:20]} 6. e3 {[%emt 0:00:09]} Be7 {[%emt 0:00:17]} 7. Bd3 {[%emt 0:00:12]} Nbd7 {[%emt 0:00:56][%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 8. Nge2 {[%emt 0:00:25]} O-O {[%emt 0:00:37]} 9. Qc2 {[%emt 0:02:27]} Re8 {[%emt 0:00:18]} 10. O-O {[%emt 0:00:30]} Nf8 {[%emt 0:00:49]} 11. Rae1 {[%emt 0:01:44]} g6 {[%emt 0:01:57]} 12. f3 {[%emt 0:04:11]} Ne6 {[%emt 0:00:48]} 13. Bh4 {[%emt 0:00:10]} b5 $1 {[%emt 0:00:19][%mdl 4] is now more promising than 13...Ng7. D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} 14. Bf2 {[%emt 0:11:48]} Bb7 {[%emt 0:10:29]} 15. h3 {[%emt 0:07:29]} Rc8 {[%emt 0:02:17] [#]} 16. Qd2 $146 {[%emt 0:02:13]} ({Predecessor:} 16. e4 a6 17. e5 Nh5 18. Qd2 c5 19. f4 cxd4 20. Bxd4 b4 21. Na4 Nxd4 22. Nxd4 {0-1 (39) Dominguez Laguna,E (1877)-Alvarado Diaz,A (2396) Llinars del Valles 2021}) 16... b4 {[%emt 0:04:52]} 17. Na4 {[%emt 0:00:40]} Qa5 {[%emt 0:00:50]} 18. b3 {[%emt 0:03:46][%cal Oa2a3]} c5 {[%emt 0:03:16]} 19. dxc5 {[%emt 0:00:19]} Nxc5 {[%emt 0:00:45]} 20. Nxc5 {[%emt 0:01:03]} Bxc5 {[%emt 0:00:11]} 21. Nd4 {[%emt 0:04:29]} Ba6 {[%emt 0:07:28]} 22. Bxa6 {[%emt 0:06:46]} Qxa6 {[%emt 0:00:14]} 23. Rc1 {[%emt 0:01:36]} Bf8 {[%emt 0:16:18]} 24. Rxc8 {[%emt 0:08:01]} Rxc8 {[%emt 0:00:27]} 25. Rc1 {[%emt 0:01:29]} Nd7 {[%emt 0:12:14]} (25... Rxc1+ $11 {might be stronger.} 26. Qxc1 Qxa2) 26. Rxc8 $14 {[%emt 0:02:34]} Qxc8 {[%emt 0:00:09]} 27. Ne2 {[%emt 0:01:44]} Nb6 {[%emt 0:04:59]} 28. Bg3 {[%emt 0:06:09]} Qf5 {[%emt 0:10:44]} 29. Nd4 {[%emt 0:01:32]} Qc8 {[%emt 0:06:14]} 30. Kh2 {[%emt 0:12:44]} h5 {[%emt 0:05:38]} 31. Ne2 {[%emt 0:01:57]} (31. Qd3 {is more complex.} Bh6 32. Bf2 Qc7+ 33. Kg1) 31... Qc5 {[%emt 0:01:47]} 32. Kg1 {[%emt 0:02:51]} Bg7 {[%emt 0:01:03] Against Be5} 33. Bf2 {[%emt 0:01:29]} Qe7 {[%emt 0:03:12]} 34. Qd3 {[%emt 0:04:30]} Qe5 {[%emt 0:01:34]} (34... Qc5 $14) 35. Nd4 $16 {[%emt 0:00:18]} Qc7 {[%emt 0:00:19]} 36. Ne2 {[%emt 0:01:36]} Qe5 {[%emt 0:01:17]} 37. Qc2 {[%emt 0:02:28]} Bh6 {[%emt 0:00:15]} 38. f4 {[%emt 0:01:50]} Qa1+ {[%emt 0:00:32]} (38... Qe4 $5 {[%cal Re4c2]} 39. Nd4 Bf8 $11) 39. Kh2 {[%emt 0:00:06]} Bg7 {[%emt 0:00:25]} 40. e4 {[%emt 0:03:05]} (40. Bh4 $5 {[%cal Rc2c6]}) 40... dxe4 {[%emt 0:02:01]} 41. Qxe4 {[%emt 0:00:15] [#] aiming for Qe8+.} Nd7 {[%emt 0:01:08]} 42. Qa8+ {[%emt 0:01:42]} Nf8 {[%emt 0:00:50]} 43. Qxa7 {[%emt 0:00:22]} Qb2 {[%emt 0:00:31]} 44. Ng3 {[%emt 0:00:21]} Ne6 {[%emt 0:00:31]} (44... Qd2 $11) 45. Be3 {[%emt 0:02:46]} (45. Ne4 $16) 45... Nd4 {[%emt 0:00:30] [#]} (45... Qc3 $11) 46. Qa8+ {[%emt 0:01:29]} (46. Ne4 $1 $16 {[%cal Re4g5] Hoping for Ng5.} Ne6 47. Nd6) 46... Kh7 $11 {[%emt 0:00:08]} 47. Bxd4 {[%emt 0:00:49]} Bxd4 {[%emt 0:00:29][%mdl 4096] Endgame KQB-KQN} (47... Qxd4 $11 {keeps the balance.} 48. Ne2 Qe3) 48. Qd5 {[%emt 0:00:38]} ({Better is} 48. Qf8 $16 {And now Ne4 would win.} f5 49. Qxb4) 48... Kg8 {[%emt 0:00:49]} 49. Ne2 {[%emt 0:00:40]} Bf6 {[%emt 0:00:18] Against Qd8+} 50. Qa8+ {[%emt 0:00:28]} Kg7 {[%emt 0:00:16]} 51. Qa6 {[%emt 0:00:11]} h4 {[%emt 0:00:29]} 52. Ng1 {[%emt 0:00:45]} Qf2 {[%emt 0:00:34]} 53. Qc4 {[%emt 0:00:07]} Qxa2 {[%emt 0:00:59]} 54. Qxb4 {[%emt 0:00:13]} Qf2 {[%emt 0:00:26]} 55. Nf3 {[%emt 0:00:08]} Qe3 {[%emt 0:00:29]} 56. Qc4 {[%emt 0:00:38]} Bd8 {[%emt 0:00:36]} 57. b4 {[%emt 0:01:29]} ({White should try} 57. Qd4+ $1 $14 Qxd4 58. Nxd4) 57... Bb6 {[%emt 0:00:15]} 58. f5 {[%emt 0:00:26]} g5 {[%emt 0:00:43]} 59. b5 {[%emt 0:00:34]} Ba7 {[%emt 0:00:23]} 60. Kh1 {[%emt 0:00:32]} Bc5 {[%emt 0:00:31]} 61. Qc2 {[%emt 0:00:32]} Kf6 {[%emt 0:00:34]} 62. Qb1 {[%emt 0:00:20]} Bb6 {[%emt 0:00:15]} 63. Nh2 {[%emt 0:00:20] Intending Ng4+ and mate.} Ke7 {[%emt 0:00:41] Active counter play!} 64. Ng4 {[%emt 0:00:22]} Qd4 {[%emt 0:00:27]} 65. f6+ {[%emt 0:00:35]} Kd6 {[%emt 0:00:35]} 66. Qc1 {[%emt 0:00:49][%csl Gb5][%cal Rc1c6]} Bc5 {[%emt 0:00:19]} 67. Qe1 {[%emt 0:00:30] Strongly threatening Qe7+.} Kc7 {[%emt 0:00:43]} 68. Ne5 {[%emt 0:00:32]} Kb6 {[%emt 0:00:33]} 69. Nxf7 {[%emt 0:00:33] Ne5 is the strong threat.} Qxf6 {[%emt 0:00:08]} 70. Ne5 {[%emt 0:00:07] Nd7+ would kill now.} Qf5 {[%emt 0:00:50] Inhibits Nd7+.} 71. Nf3 {[%emt 0:00:44]} Kxb5 {[%emt 0:00:32]} 72. Qe2+ {[%emt 0:00:41]} Kb6 {[%emt 0:00:18]} 73. Qb2+ {[%emt 0:00:08]} Kc6 {[%emt 0:00:29]} 74. Qc1 {[%emt 0:00:15] Threatening mate with Nd4+.} Kd7 {[%emt 0:00:43]} 75. Nxg5 {[%emt 0:00:15]} Bd6 {[%emt 0:00:26]} 76. Nf3 {[%emt 0:00:19]} Qe4 {[%emt 0:00:15]} 77. Qa1 {[%emt 0:01:15]} Bg3 {[%emt 0:00:40]} 78. Qd1+ {[%emt 0:00:46]} Kc8 {[%emt 0:00:26]} 79. Ng1 {[%emt 0:00:27]} Kc7 {[%emt 0:00:44] The position is equal.} 80. Ne2 {[%emt 0:00:24]} Be5 {[%emt 0:00:13]} 81. Qf1 {[%emt 0:00:33]} Kc6 {[%emt 0:00:42][%mdl 32768] Weighted Error Value: White=0.19 (very precise) /Black=0.19 (very precise) . Sensor Board Error (Ke4/e5)?} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.19"]
[Round "1.3"]
[White "Yu, Jennifer"]
[Black "Ezra Paul Chambers"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2257"]
[BlackElo "2232"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,115,19,2,12,4,31,23,31,14,17,49,45,52,50,36,57,22,60,69,96,45,72,25,25,-26,-41,-34,0,0,0,1,7,0,44,42,200,78,75,0,0,-251,85,96,403,410,417,419,408,404,349,239,632,297,948,354,352,317,340,317,338,235,224,14,14,14,206,14,14,14,14,14,14,14,14,8,8,8,115,111,137,44,63,8,8,8,36,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. c4 {[%emt 0:00:04]} c6 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:20]} d5 {[%emt 0:00:15]} 3. e3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:30]} 4. b3 {[%emt 0:00:25]} e6 {[%emt 0:01:24]} 5. Bb2 {[%emt 0:00:25]} Nbd7 {[%emt 0:01:10]} 6. Be2 {[%emt 0:03:28]} Bd6 {[%emt 0:01:22] A06: Réti Opening: 1 Nf3 d5.} 7. d4 {[%emt 0:00:16]} Ne4 {[%emt 0:07:24]} 8. O-O {[%emt 0:05:33]} O-O {[%emt 0:02:35] White has an edge.} 9. Ne5 {[%emt 0:03:39]} Qc7 {[%emt 0:06:31][%cal Rd7e5]} 10. f3 {[%emt 0:03:41] [#]} Nef6 $146 {[%emt 0:02:40][%cal Rd7e5]} ({Predecessor:} 10... Bxe5 11. dxe5 Nec5 12. b4 Na6 13. cxd5 Nxb4 14. d6 Qb6 15. Qd2 Nd5 16. Bd4 c5 {0-1 (53) Polushkina,S (2080)-Romanova,E Kiev 1997}) 11. f4 {[%emt 0:00:43]} b6 {[%emt 0:06:33]} 12. Nd2 {[%emt 0:05:17]} Bb7 {[%emt 0:02:34]} 13. Rc1 {[%emt 0:03:50]} Rac8 {[%emt 0:08:54]} 14. Bd3 {[%emt 0:05:18]} c5 {[%emt 0:08:51]} 15. cxd5 {[%emt 0:09:22] White is more active.} ({White should try} 15. Nxd7 $1 $16 Qxd7 16. dxc5) 15... Nxd5 $14 {[%emt 0:04:06]} 16. Qe2 {[%emt 0:01:24]} (16. Qh5 $16 {[%csl Gd3][%cal Rh5h7]} N7f6 17. Qh3) 16... f5 {[%emt 0:11:48]} 17. e4 {[%emt 0:29:04]} (17. Bc4 $142) 17... fxe4 $1 $11 {[%emt 0:03:01]} 18. Qxe4 {[%emt 0:00:22][%csl Gd3][%cal Re4h7]} (18. Nxe4 Nxf4 19. Rxf4 Rxf4 $17) 18... N7f6 {[%emt 0:01:33]} (18... Rf5 $5 {[%cal Rd5f4]} 19. Qe1 Rxf4 $11) 19. Qe2 {[%emt 0:00:14]} Qe7 {[%emt 0:02:28]} 20. g3 {[%emt 0:05:53]} Rc7 {[%emt 0:07:33]} 21. Ndf3 {[%emt 0:01:46]} Rfc8 {[%emt 0:04:29]} 22. Ng5 {[%emt 0:10:11]} (22. Bc4 $5 {[%cal Re5d3]}) 22... g6 $2 {[%emt 0:06:34]} (22... cxd4 $1 $14 23. Rxc7 Rxc7) 23. Rce1 {[%emt 0:03:43]} (23. Nc4 $1 $18 {and the rest is easy.}) 23... cxd4 $16 {[%emt 0:01:27]} 24. Bxd4 {[%emt 0:01:39]} ({White should play} 24. Ng4 $16) 24... Bb4 $11 {[%emt 0:02:13]} 25. Ng4 $2 {[%emt 0:05:18][%mdl 8192]} Bxe1 $2 {[%emt 0:01:15]} (25... Nxg4 $19 26. Qxg4 Bxe1 27. Nxh7 Qxh7 28. Bxg6 Bf2+ $1 29. Bxf2 Qg7 30. Qxe6+ Kf8 31. Qf5+ Qf6) 26. Nh6+ $1 $16 {[%emt 0:00:49]} Kh8 $2 {[%emt 0:05:04][%mdl 8192]} (26... Kg7 $16 {is more resistant.} 27. Nxe6+ Kxh6) 27. Rxe1 $18 {[%emt 0:00:19]} (27. Ngf7+ $2 Kg7 28. Rxe1 Nb4 $17) 27... Rc1 {[%emt 0:00:37] [#]} 28. Bc4 $1 {[%emt 0:00:36]} (28. Ngf7+ $2 Kg7 29. Bc4 (29. Rxc1 $2 Rxc1+ 30. Kf2 Rh1 $19) 29... Nc3 $19) 28... Rxe1+ {[%emt 0:00:20]} 29. Qxe1 {[%emt 0:00:03]} Kg7 {[%emt 0:01:06]} 30. Ng4 {[%emt 0:00:21]} h5 $2 {[%emt 0:00:32]} (30... e5 31. Qxe5 (31. Nxe5 Kg8 $16) 31... Qxe5 32. Bxe5 h5) 31. Nxe6+ {[%emt 0:00:53]} (31. Bxd5 $142 hxg4 32. Bxb7) 31... Kh8 $2 {[%emt 0:00:30]} (31... Kf7) 32. Bxd5 $2 {[%emt 0:00:48] A strong pair of Bishops.} (32. Nxf6 Nxf6 33. Qa1) 32... hxg4 {[%emt 0:00:22]} 33. Bxb7 {[%emt 0:00:23][%mdl 64] Deflection} Qxb7 {[%emt 0:00:25]} 34. Bxf6+ {[%emt 0:00:05]} Kg8 {[%emt 0:00:02] And now ...Rc2 would win.} 35. Ng5 {[%emt 0:00:32] aiming for Qe6+.} Qd5 {[%emt 0:00:40]} 36. Qb1 $2 {[%emt 0:00:54]} (36. Qe7 $2 {gets mated.} Qd1+) (36. Ne4 $18) 36... Qc5+ $11 {[%emt 0:00:31]} 37. Kf1 {[%emt 0:00:06]} Qb5+ $2 {[%emt 0:00:43] [#]} (37... Qc1+ $11 {and Black is okay.} 38. Qxc1 Rxc1+ 39. Ke2 Rc2+ 40. Kd3 Rxa2) 38. Kf2 $2 {[%emt 0:00:42]} (38. Ke1 $1 $18 Qb4+ 39. Ke2 Qb5+ 40. Ke3 (40. Kf2 Qf5 $16) 40... Qc5+ 41. Bd4 (41. Ke2 Qc2+ 42. Qxc2 Rxc2+ 43. Ke3 Rxa2 $14)) 38... Qc5+ {[%emt 0:00:14]} 39. Ke2 {[%emt 0:00:41]} Qc2+ {[%emt 0:00:59]} 40. Qxc2 {[%emt 0:00:03]} Rxc2+ {[%emt 0:00:00]} 41. Kd3 {[%emt 0:00:42]} Rxa2 {[%emt 0:00:04]} 42. h4 {[%emt 0:00:09] Kd4 is the strong threat.} gxh3 $1 {[%emt 0:00:35]} 43. Nxh3 {[%emt 0:00:04]} Kf7 {[%emt 0:00:25]} (43... Rg2 $11 {keeps the balance.} 44. Ng5 Rxg3+ 45. Kc4 Kf8) 44. Bd4 $16 {[%emt 0:00:16]} Ke6 {[%emt 0:00:45]} 45. Nf2 {[%emt 0:00:59]} (45. g4 $16) 45... b5 $1 $14 {[%emt 0:00:59]} 46. g4 {[%emt 0:00:39]} (46. b4 $14) 46... a5 $1 $11 {[%emt 0:00:17]} 47. Ne4 {[%emt 0:01:13]} Rh2 {[%emt 0:00:53]} 48. f5+ {[%emt 0:00:31]} (48. Bb6 $5 {[%cal Rb6a5]}) 48... gxf5 {[%emt 0:00:21] The position is equal.} 49. gxf5+ {[%emt 0:00:04]} Kxf5 {[%emt 0:00:31]} 50. Nd6+ {[%emt 0:00:04]} Ke6 $1 {[%emt 0:00:03]} 51. Nxb5 {[%emt 0:00:03]} Kd5 {[%emt 0:00:24]} 52. Bc3 {[%emt 0:00:51]} Rh3+ {[%emt 0:00:25]} 53. Kc2 {[%emt 0:00:05]} Rh2+ {[%emt 0:00:25]} 54. Bd2 {[%emt 0:00:58]} Kc5 {[%emt 0:00:27]} 55. Na3 {[%emt 0:00:29]} Rxd2+ {[%emt 0:00:53]} 56. Kxd2 {[%emt 0:00:04] Kc3 would kill now.} Kb4 {[%emt 0:00:02][%csl LRa3,LRb3]} 57. Nc4 {[%emt 0:00:19]} Kxb3 {[%emt 0:00:05]} 58. Nxa5+ {[%emt 0:00:04] Black escapes into a draw.  Weighted Error Value: White=0.54/Black=0.50} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.19"]
[Round "1.4"]
[White "Marek, Matyas"]
[Black "Rodriguez Rivera, Pedro"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2363"]
[BlackElo "2197"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,61,49,70,61,65,62,77,60,83,79,85,89,95,97,89,97,91,87,100,106,99,101,116,90,808,806,809,833,1022,1026,29988,29989,29989,29990,29991,29992,29996,388,376,307,307,312,289,276,395,327,383,379,633,617,991,966,29988,29989]} 1. e4 {[%emt 0:00:06]} d6 {[%emt 0:00:01]} 2. d4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:03]} e6 {[%emt 0:00:05]} 4. Nf3 {[%emt 0:00:04]} Be7 {[%emt 0:00:10]} 5. Bd3 {[%emt 0:00:03]} c5 {[%emt 0:03:27]} 6. dxc5 {[%emt 0:00:21] B07: Pirc Defence: Miscellaneous Systems.} dxc5 {[%emt 0:00:02]} 7. O-O {[%emt 0:00:10]} Nc6 {[%emt 0:02:25] [#]} 8. Re1 $146 {[%emt 0:00:47] White is better.} ({Predecessor:} 8. Qe2 Nd4 9. Nxd4 cxd4 10. e5 dxc3 11. exf6 Bxf6 12. Bb5+ Kf8 13. bxc3 Qc7 14. Rd1 {½-½ (25) Sorcinelli,A (2227)-Kolanek,R (2097) LSS email 2016}) 8... O-O {[%emt 0:02:08]} 9. e5 {[%emt 0:00:49]} Nd5 {[%emt 0:00:02]} 10. Qe2 {[%emt 0:00:25]} Ndb4 {[%emt 0:03:54]} 11. Be4 {[%emt 0:01:12]} Nd4 {[%emt 0:00:40]} 12. Nxd4 {[%emt 0:05:21]} cxd4 {[%emt 0:01:13]} 13. Rd1 $40 {[%emt 0:02:21][%mdl 128] White attacks with force. White is more active.} (13. Qh5 $2 g6 14. Qf3 dxc3 $19) 13... f5 {[%emt 0:05:58]} 14. exf6 $1 {[%emt 0:10:48]} Bxf6 {[%emt 0:03:31]} 15. Nb5 {[%emt 0:00:29][%cal Ob5d4]} (15. Qh5 g6 16. Qc5 Na6 $14) 15... Qb6 {[%emt 0:11:27]} 16. c3 {[%emt 0:16:40] Threatens to win with Qh5.} dxc3 $2 {[%emt 0:24:23][%mdl 8192] This move loses the game for Black.} (16... d3 $16 17. Qe3 (17. Bxd3 $2 Nxd3 18. Qxd3 Rd8 $19) (17. Qh5 g6 $11) 17... Qxb5) 17. Be3 $18 {[%emt 0:04:46]} cxb2 {[%emt 0:04:04]} 18. Rab1 {[%emt 0:00:06]} ({Not} 18. Bxb6 bxa1=R 19. Rxa1 axb6 $16) 18... Qa5 {[%emt 0:02:08]} 19. Qh5 {[%emt 0:00:15]} g6 {[%emt 0:00:40] [#]} 20. Bxg6 $1 {[%emt 0:00:33][%mdl 576] Demolition} hxg6 {[%emt 0:00:02]} 21. Qxg6+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:45]} 22. Bh6 {[%emt 0:03:25]} Qxb5 {[%emt 0:03:10]} 23. Bxf8 $2 {[%emt 0:00:07]} (23. Rd8 {mates} Qf1+ 24. Kxf1 Rxd8 25. Qxf6+ Kh7 26. Qg7#) 23... Qf5 {[%emt 0:01:33]} 24. Qh6+ {[%emt 0:00:52]} Kg8 {[%emt 0:00:01] Strongly threatening ...Nd3.} 25. Bxb4 {[%emt 0:04:11][%cal Bf8b4,Bb4a3,Ba3b2][%mdl 32] Really sharp!} Bd7 {[%emt 0:00:01] [#] White must now prevent ...Ba4.} 26. Ba3 $1 {[%emt 0:02:16]} Bg7 {[%emt 0:03:09]} (26... Bg5 {is a better defense.} 27. Qh5 Be8) 27. Qd2 {[%emt 0:01:20]} Ba4 {[%emt 0:01:45]} 28. Re1 {[%emt 0:00:37]} ({Less strong is} 28. Bxb2 Bxd1 29. Rxd1 Bxb2 $18) 28... Bc2 $2 {[%emt 0:03:14]} (28... Qg6 29. Bxb2 Bc6) 29. Rxb2 {[%emt 0:00:06]} Bxb2 {[%emt 0:02:12]} 30. Bxb2 {[%emt 0:00:02] Re5 would kill now.} Qh7 {[%emt 0:07:57]} 31. Rxe6 {[%emt 0:01:10] Weighted Error Value: White=0.27 (precise) /Black=1.02} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.19"]
[Round "1.5"]
[White "Grabinsky, Aaron"]
[Black "Proleiko, Julian"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2401"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,104,29,53,18,6,-17,-26,-22,25,24,44,39,40,31,31,25,10,0,2,14,0,12,15,18,25,7,6,19,8,6,35,26,38,31,41,41,45,41,91,95,91,85,87,98,118,82,80,90,71,79,108,42,54,0,0,-65,-63,-72,-62,-193,0,0,0,0,0,0,-16,-235,0,0,23,21,122,129,429,413,595,526,500,408,568,475,747,693,916,874,1922,1695,29991,29992,29992,29993,29996,29997,29997,29998,29999]} 1. e4 {[%emt 0:00:10]} c6 {[%emt 0:00:07]} 2. Nc3 {[%emt 0:00:07]} d5 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:08]} dxe4 {[%emt 0:00:05]} 4. Nxe4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:04]} 5. Qe2 {[%emt 0:01:36]} Na6 {[%emt 0:00:05]} 6. Nxf6+ {[%emt 0:01:31] B11: Caro-Kann: Two Knights Variation.} (6. d4 $14 {deserves consideration.}) 6... gxf6 $11 {[%emt 0:00:07]} 7. h3 {[%emt 0:02:46]} Bf5 {[%emt 0:09:22]} 8. d3 {[%emt 0:02:24] Black has an edge.} e6 {[%emt 0:00:54] [#]} (8... Nb4 {might be stronger.}) 9. g3 $146 {[%emt 0:02:37]} ({Predecessor:} 9. a3 h6 10. g3 Nc7 11. Bg2 Bg7 12. O-O O-O 13. Nh2 Bg6 14. h4 Nb5 15. Qd1 {1-0 (39) Tu,H (2509)-Tran,Q (2196) Nha Trang 2009}) 9... Qa5+ {[%emt 0:16:09]} 10. Bd2 {[%emt 0:05:16][%cal Bc1d2,Bd2c3,Bc3d4][%mdl 32]} Nb4 {[%emt 0:02:02]} 11. Bc3 {[%emt 0:02:57]} Qc5 {[%emt 0:01:42]} 12. Bg2 {[%emt 0:04:57]} Nd5 {[%emt 0:00:20]} 13. Bd4 {[%emt 0:01:12]} Qa5+ {[%emt 0:00:20]} 14. Kf1 {[%emt 0:10:22]} O-O-O {[%emt 0:07:23]} 15. a3 {[%emt 0:03:52]} c5 {[%emt 0:05:21] Against b4} 16. b4 {[%emt 0:04:06]} Qb6 {[%emt 0:03:28]} 17. bxc5 {[%emt 0:03:11]} Bxc5 {[%emt 0:00:20]} 18. Bxc5 {[%emt 0:00:25]} Qxc5 {[%emt 0:00:02]} 19. Kg1 {[%emt 0:04:50]} Rhg8 {[%emt 0:06:22] White must now prevent ...Rxg3.} 20. Kh2 {[%emt 0:02:32]} Nc3 {[%emt 0:00:45]} 21. Qe1 {[%emt 0:00:54]} e5 {[%emt 0:01:07]} 22. Nd2 {[%emt 0:01:01]} h5 {[%emt 0:03:25][%cal Oh5h4]} 23. Nc4 {[%emt 0:03:58]} Nd5 {[%emt 0:00:29]} ({Black should play} 23... Qd4 $14) 24. h4 $1 $16 {[%emt 0:02:44]} Be6 {[%emt 0:05:49]} 25. Rb1 {[%emt 0:01:42]} b6 {[%emt 0:01:14]} 26. a4 {[%emt 0:03:05][%cal Ba3a4,Ba4a5][%mdl 32]} Nc7 {[%emt 0:00:58] Prevents Rb5.} 27. a5 {[%emt 0:03:43][%cal Ra5b6]} b5 {[%emt 0:00:32]} 28. Nd2 {[%emt 0:01:29][%cal Oc2c4]} f5 {[%emt 0:02:10]} 29. Nb3 {[%emt 0:02:31]} Qd6 {[%emt 0:00:14]} (29... Qxc2 $2 30. Qxe5 $1 Qxf2 31. Rhf1 $18 (31. Rb2 Qxg3+ 32. Qxg3 Rxg3 $16)) 30. Qe3 {[%emt 0:00:23]} (30. c4 $16) 30... f4 $1 $14 {[%emt 0:00:33]} 31. Qxa7 {[%emt 0:02:11]} (31. Qc5 $1 $14) 31... e4 $11 {[%emt 0:00:59][%cal Rf4g3]} 32. Bxe4 {[%emt 0:05:21]} (32. Nc5 $11 fxg3+ 33. Kg1 gxf2+ 34. Kf1) 32... fxg3+ $15 {[%emt 0:00:08]} 33. Kg2 {[%emt 0:00:08] [#] And now f3 would win.} gxf2+ {[%emt 0:00:21]} (33... Bd5 34. f3 Ne6 35. Bxd5 Qxd5 36. Rhe1 Nf4+ 37. Kg1 Nh3+ 38. Kg2 Nf4+ 39. Kg1 Nh3+ 40. Kg2 Nf4+ $11) 34. Kf1 {[%emt 0:00:27] [#]} (34. Kxf2 $15 Rde8 35. Rbg1 (35. Ke2 $2 Bxb3 36. Qb7+ Kd7 $19)) 34... Rg1+ $2 {[%emt 0:00:57]} (34... Bd5 $1 $19 {[%cal Rd5e4] aiming for ...Bxe4.} 35. Qc5 (35. Qxf2 $2 Bxe4 36. dxe4 Rg4 $19) 35... Rg1+ 36. Rxg1 fxg1=Q+ 37. Qxg1 Bxe4 38. dxe4 Qf4+ 39. Qf2 Qxe4) 35. Rxg1 $11 {[%emt 0:03:15] Dancing on a razor blade.} fxg1=Q+ {[%emt 0:00:29]} 36. Qxg1 {[%emt 0:00:11]} Bh3+ {[%emt 0:12:06]} 37. Ke1 {[%emt 0:01:08][%cal Bf1e1,Be1d2,Bd2c1,Bc1b1][%mdl 32]} f5 {[%emt 0:00:50]} 38. Bh1 {[%emt 0:02:55]} (38. Qe3 $2 Bg4 39. Qc5 fxe4 40. Qxd6 Rxd6 $19) (38. Bf3 $1 $11 {and White is okay.}) 38... Qf4 $2 {[%emt 0:04:25]} (38... Re8+ $19 39. Kd1 Qf4) 39. Bc6 $36 {[%emt 0:01:25][%cal Oa5a6][%mdl 2048] White fights for an advantage.} Qxh4+ {[%emt 0:08:17]} (39... Rd6 $5 40. Qg8+ Rd8 $11) 40. Kd2 {[%emt 0:01:08] Strongly threatening Qb6.} Qb4+ {[%emt 0:00:27]} (40... Qf4+ 41. Qe3 Qxe3+ 42. Kxe3 $16) (40... Rd6 $1 $11 41. Bh1 (41. Qb6 $2 Qf4+ 42. Qe3 Qh2+ 43. Kc1 Rxc6 $19) 41... b4) 41. Kc1 $16 {[%emt 0:04:13]} Qa3+ $2 {[%emt 0:02:14][%mdl 8192]} (41... Qc3 $16 42. Qc5 (42. Qb6 Rxd3 43. Qb7+ Kd8 $11) 42... Qxc5 43. Nxc5 Rd6 44. Bb7+ (44. Bxb5 Rd5 $11) 44... Kb8) 42. Rb2 $18 {[%emt 0:00:51]} Nd5 {[%emt 0:05:40] Against Qb6} (42... Qe7 $142 43. a6 Nxa6) 43. Bxd5 {[%emt 0:04:52]} ({Less strong is} 43. Qa7 Qe7 44. Qf2 Qg5+ 45. Nd2 Qe3 46. Qxe3 Nxe3 47. Rxb5 Kc7 $18) 43... Rxd5 {[%emt 0:00:01]} 44. Qh1 {[%emt 0:00:15][%csl LRd5,LRh3]} Qb4 {[%emt 0:01:18]} 45. Nd2 {[%emt 0:02:37]} Qh4 {[%emt 0:00:03]} (45... Qc5 $142 46. Qxh3 Qg1+ 47. Qf1 Qxf1+ 48. Nxf1 f4) 46. Kb1 {[%emt 0:00:23]} Rc5 {[%emt 0:00:42]} 47. a6 {[%emt 0:00:37] Threatens to win with a7.} Rc7 {[%emt 0:01:20]} 48. Rxb5 {[%emt 0:00:56] Intending Qa8+ and mate.} Qa4 {[%emt 0:00:56]} 49. Qa8+ {[%emt 0:00:29] White mates.} Kd7 {[%emt 0:00:02]} 50. Qd5+ {[%emt 0:00:24]} Kc8 {[%emt 0:00:04]} 51. Qe6+ {[%emt 0:00:39]} Rd7 {[%emt 0:00:03]} 52. Qe8+ {[%emt 0:00:09]} Rd8 {[%emt 0:00:13]} 53. Qc6# {[%emt 0:00:07] Weighted Error Value: White=0.21 (precise) /Black=0.44} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "2.1"]
[White "Posthuma, Joshua"]
[Black "Proleiko, Julian"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2405"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,108,24,22,29,25,22,26,9,0,0,0,0,0,0,0,22,15,31,29,52,50,57,8,17,28,39,4,71,66,89,94,98,98,85,85,88,89,89,97,102,88,101,68,105,77,116,122,127,88,114,151,149,40,43,8,8,8,8,0,8,8,50,50,52,50,206,206,593,362,362,362,358,239,200,8,8,10,2901,2857,29961,29950,29960,11034,5373,1312,29969,29973,29969,29972,29980,29981,29981,29982,29981,29981,29981,29982,29986]} 1. Nf3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:12]} 2. g3 {[%emt 0:01:25]} b5 {[%emt 0:00:06]} 3. Bg2 {[%emt 0:00:20]} Bb7 {[%emt 0:00:07]} 4. O-O {[%emt 0:01:33]} e6 {[%emt 0:00:08]} 5. d3 {[%emt 0:01:55]} Be7 {[%emt 0:00:57]} 6. e4 {[%emt 0:02:13]} d6 {[%emt 0:00:51]} 7. a4 {[%emt 0:02:46]} a6 {[%emt 0:01:33] A05: Réti Opening: 1 Nf3 Nf6.} 8. axb5 {[%emt 0:02:15]} axb5 {[%emt 0:00:23]} 9. Rxa8 {[%emt 0:00:06]} Bxa8 {[%emt 0:00:04] White has an edge.} 10. Na3 {[%emt 0:06:08]} b4 {[%emt 0:00:55]} 11. Nc4 {[%emt 0:00:54]} O-O {[%emt 0:01:43]} 12. Bd2 {[%emt 0:03:52]} d5 {[%emt 0:01:47]} 13. exd5 {[%emt 0:00:28] [#]} Nxd5 $146 {[%emt 0:00:06]} ({Predecessor:} 13... Bxd5 14. Nfe5 Bc5 15. Re1 Qc8 16. Bg5 Nbd7 17. d4 Ba7 18. Nxd7 Nxd7 19. Bxd5 exd5 {½-½ (32) Roeder,M (2372)-Abasov,N (2652) Struga 2021}) 14. Qa1 {[%emt 0:05:39]} Nd7 {[%emt 0:00:19]} 15. Qa5 {[%emt 0:05:20]} b3 {[%emt 0:05:36]} 16. c3 {[%emt 0:05:06]} ({Don't play} 16. cxb3 Nc5 $15) 16... N5b6 {[%emt 0:02:01]} 17. Be3 {[%emt 0:13:20]} (17. Nxb6 $14 {is superior.} Nxb6 18. Qb5) 17... Nxc4 $11 {[%emt 0:17:24]} 18. dxc4 {[%emt 0:00:09]} Nb6 {[%emt 0:06:28]} 19. Qb5 {[%emt 0:19:01]} Qe8 {[%emt 0:05:10]} (19... Bxf3 $11 {keeps the balance.} 20. Bxf3 Qd3) 20. Bxb6 {[%emt 0:02:25] White is more active.} Qxb5 {[%emt 0:01:12]} 21. cxb5 {[%emt 0:00:09]} cxb6 {[%emt 0:00:34]} 22. Nd4 {[%emt 0:00:20]} Bxg2 {[%emt 0:00:06]} 23. Kxg2 $16 {[%emt 0:00:06][%mdl 4096] Endgame KRB-KRN} Ra8 {[%emt 0:00:14] Inhibits Ra1.} 24. Nxb3 {[%emt 0:00:55]} Ra2 {[%emt 0:00:04]} 25. Rb1 {[%emt 0:01:17]} h5 {[%emt 0:02:35]} 26. Kf3 {[%emt 0:04:05]} g5 {[%emt 0:00:26]} 27. Ke4 {[%emt 0:02:16]} Bd6 {[%emt 0:04:45]} 28. Nc1 {[%emt 0:04:45]} Ra5 {[%emt 0:01:58]} 29. c4 $1 {[%emt 0:00:24]} f5+ {[%emt 0:00:51]} 30. Kd3 {[%emt 0:00:23]} e5 {[%emt 0:01:38]} 31. Nb3 {[%emt 0:07:51]} Ra4 {[%emt 0:01:34]} 32. f3 {[%emt 0:05:31]} (32. Ra1 $1 $16 {[%cal Ra1a4]} Rxa1 33. Nxa1) 32... Kf7 $14 {[%emt 0:05:26]} 33. Ra1 {[%emt 0:01:31]} Rxa1 {[%emt 0:00:03]} 34. Nxa1 $11 {[%emt 0:00:03] KB-KN} g4 {[%emt 0:00:45]} 35. Ke2 {[%emt 0:00:33]} Bc5 {[%emt 0:00:57]} 36. Nc2 {[%emt 0:00:34]} f4 {[%emt 0:03:04]} 37. gxf4 {[%emt 0:01:11]} exf4 {[%emt 0:00:01]} 38. Ne1 {[%emt 0:00:36] Strongly threatening Nd3.} Bg1 $2 {[%emt 0:01:28]} ({Black should play} 38... Kf6 $14) 39. Nd3 $1 $18 {[%emt 0:00:37] fxg4 is the strong threat.} g3 {[%emt 0:02:47]} (39... gxf3+ 40. Kxf3 Bxh2 41. Nxf4 h4) 40. hxg3 {[%emt 0:00:43]} fxg3 {[%emt 0:00:06] And now ...g2 would win.} 41. Kf1 {[%emt 0:00:23]} Be3 {[%emt 0:00:29]} 42. Kg2 {[%emt 0:00:46]} h4 {[%emt 0:00:07]} 43. b4 $2 {[%emt 0:01:07]} (43. c5 $1 $18) 43... Bg5 $11 {[%emt 0:03:30]} 44. c5 {[%emt 0:00:15]} Bd8 $2 {[%emt 0:00:03][%mdl 8192] [#]} (44... Ke6 $11) 45. Nf4 $1 $18 {[%emt 0:00:27]} bxc5 {[%emt 0:04:20]} 46. bxc5 {[%emt 0:00:03]} Ke7 {[%emt 0:00:04]} 47. Kh3 {[%emt 0:01:26] Nd5+ would kill now.} Kd7 {[%emt 0:00:04]} 48. Nd3 {[%emt 0:00:25]} Be7 {[%emt 0:00:09]} 49. f4 {[%emt 0:00:22] White mates.} Kc7 {[%emt 0:00:17]} 50. Nb4 {[%emt 0:00:32]} Bxc5 {[%emt 0:00:54] [#]} 51. Na6+ $1 {[%emt 0:00:09]} Kb6 {[%emt 0:00:03]} 52. Nxc5 {[%emt 0:00:07]} Kxb5 {[%emt 0:00:04]} 53. Ne4 {[%emt 0:00:33]} Kc4 {[%emt 0:00:27] [#]} 54. Nxg3 $1 {[%emt 0:00:18]} Kd5 {[%emt 0:00:44] Weighted Error Value: White=0.27 (precise) /Black=0.56} (54... hxg3 55. Kxg3) 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "2.2"]
[White "Rodriguez Rivera, Pedro"]
[Black "Grabinsky, Aaron"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2197"]
[BlackElo "2401"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,101,8,0,17,8,19,12,29,-8,0,-2,0,0,16,0,12,10,18,8,8,0,2,-7,6,-20,-9,-24,-23,-25,-18,-58,-51,-65,-34,-30,-24,-37,-27,-33,-18,-19,-19,-20,-8,-9,-6,-30,-3,-23,-22,-22,-24,-45,-36,-45,-36,-62,0,0,0,0,88,0,0,0,35,-44,-21,-199,-226,-272,-267,-356,-355,-307,-339,-545,-401,-522,-401,-847,-825,-2121,-2071,-29994,-29995,-29995,2033,-874,-854,-1925]} 1. d4 {[%emt 0:00:04]} e6 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:09]} 3. e3 {[%emt 0:00:03]} c5 {[%emt 0:00:17]} 4. Bd3 {[%emt 0:00:12]} b6 {[%emt 0:00:49]} 5. Nbd2 {[%emt 0:00:09]} Bb7 {[%emt 0:00:19]} 6. O-O {[%emt 0:02:43]} Be7 {[%emt 0:00:35]} 7. Qe2 {[%emt 0:03:43]} cxd4 {[%emt 0:01:08] A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} 8. Nxd4 {[%emt 0:02:30] [#]} a6 $146 {[%emt 0:02:07]} ({Predecessor:} 8... O-O 9. e4 d6 10. c3 Nbd7 11. Bc2 Re8 12. Re1 Bf8 13. Nf1 a6 14. f3 h6 15. Be3 {0-1 (41) Altmann,C (1985)-Luft,M (2130) Bayern 2000}) 9. e4 {[%emt 0:04:02]} d6 {[%emt 0:00:10] The position is equal.} 10. c4 {[%emt 0:05:42]} Qc7 {[%emt 0:01:40]} 11. b3 {[%emt 0:00:27]} Nbd7 {[%emt 0:00:56]} 12. Bb2 {[%emt 0:00:23]} O-O {[%emt 0:04:05]} 13. Rac1 {[%emt 0:01:28]} Rfe8 {[%emt 0:00:36]} 14. Rfd1 {[%emt 0:00:57]} Rac8 {[%emt 0:00:42]} 15. Bb1 {[%emt 0:03:58]} Bf8 {[%emt 0:05:52]} 16. N4f3 {[%emt 0:10:31]} e5 {[%emt 0:04:13]} 17. Nf1 {[%emt 0:04:28]} Qb8 {[%emt 0:01:00]} 18. Ng3 {[%emt 0:01:04]} g6 {[%emt 0:03:17]} 19. Re1 {[%emt 0:01:27]} Bc6 {[%emt 0:01:21]} 20. Nd2 {[%emt 0:05:29]} b5 {[%emt 0:00:56]} 21. cxb5 {[%emt 0:00:42]} axb5 {[%emt 0:00:56]} 22. Ndf1 {[%emt 0:11:35]} Qb7 {[%emt 0:02:36]} 23. Ne3 {[%emt 0:04:31]} h5 {[%emt 0:03:01]} 24. h4 {[%emt 0:02:13]} Nc5 {[%emt 0:00:58][%cal Rc5e4]} 25. f3 {[%emt 0:00:38]} Rcd8 {[%emt 0:05:34]} 26. Qf2 {[%emt 0:01:29]} Qb6 {[%emt 0:08:10]} 27. Rcd1 {[%emt 0:01:27]} Bh6 {[%emt 0:02:33]} 28. Nc2 {[%emt 0:05:45]} b4 {[%emt 0:06:31]} 29. Ne3 {[%emt 0:01:05]} Bb5 {[%emt 0:02:52]} 30. Nd5 {[%emt 0:01:51]} Nxd5 {[%emt 0:00:04]} 31. Rxd5 {[%emt 0:00:09]} Qa6 {[%emt 0:01:58]} 32. Bc1 {[%emt 0:02:35]} Bxc1 {[%emt 0:01:41]} 33. Rxc1 {[%emt 0:00:01]} Ne6 {[%emt 0:01:09]} 34. Rcd1 {[%emt 0:01:10]} Nd4 {[%emt 0:04:53]} (34... Nf4 $1 $15 35. R5d2 Re7) 35. R1xd4 $11 {[%emt 0:00:59]} exd4 {[%emt 0:00:05]} 36. Qxd4 {[%emt 0:00:13][%cal Og3h5] Strongly threatening Nxh5!} Re6 {[%emt 0:07:58]} (36... Rb8 $11 {remains equal.}) 37. Qxb4 {[%emt 0:00:45]} (37. Kh2 $1 $16) 37... Bc6 {[%emt 0:02:05]} 38. Ra5 {[%emt 0:02:12]} Qc8 {[%emt 0:00:09]} 39. Qd4 {[%emt 0:03:35] Inhibits d5.} ({White should play} 39. Rg5 $14) 39... Re5 $36 {[%emt 0:01:14][%mdl 2048] Black is more active.} (39... d5 $5 40. e5 Qc7 $15) 40. Qd2 {[%emt 0:04:25] [#]} ({Wrong is} 40. Rxe5 $2 dxe5 41. Qxe5 Rd1+ 42. Kh2 Qd8 $19) (40. Ra7 $1 $11) 40... Qc7 $1 $19 {[%emt 0:01:22]} 41. Rxe5 {[%emt 0:01:32]} dxe5 {[%emt 0:01:42]} 42. Qc1 {[%emt 0:03:33]} Qa7+ {[%emt 0:01:09]} 43. Kh2 {[%emt 0:00:33]} Qe7 {[%emt 0:00:54]} 44. Ne2 $2 {[%emt 0:01:49]} (44. Nf1 Qxh4+ 45. Kg1) 44... Qxh4+ {[%emt 0:01:46]} 45. Kg1 {[%emt 0:00:04]} Qe7 {[%emt 0:01:53]} 46. Kf2 {[%emt 0:00:53]} (46. a4 $142) 46... Bb5 {[%emt 0:01:25]} 47. Nc3 {[%emt 0:00:01]} Qc5+ {[%emt 0:00:18]} 48. Qe3 {[%emt 0:00:02]} Rd2+ {[%emt 0:00:33]} 49. Kg3 {[%emt 0:00:03]} Rd8 $4 {[%mdl 8192]} 50. Qc1 $4 {[%emt 0:00:02][%mdl 8192]} (50. Qxc5 $18 Bd7 51. Qe7) 50... Rc8 {[%emt 0:00:03] White must now prevent ...h4+.} 51. Ne2 {[%emt 0:00:02] Weighted Error Value: White=0.75/Black=0.12 (very precise)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "2.3"]
[White "Ezra Paul Chambers"]
[Black "Marek, Matyas"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2232"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,68,0,0,0,0,0,0,6,0,0,0,0,12,-19,5,0,0,0,0,0,0,0,0,0,0,0,0,9,22,17,16,0,39,34,32,39,39,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:03]} 2. Nf3 {[%emt 0:00:10]} e6 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:32][%cal Bb1c3,Bc3a4,Ba4b6][%mdl 32]} a6 {[%emt 0:00:04]} 4. g3 {[%emt 0:00:16]} b5 {[%emt 0:00:06]} 5. Bg2 {[%emt 0:00:19]} Bb7 {[%emt 0:00:05]} 6. d4 {[%emt 0:00:28]} cxd4 {[%emt 0:12:18]} 7. Nxd4 {[%emt 0:00:22]} b4 {[%emt 0:00:10]} 8. Na4 {[%emt 0:01:16] B43: Sicilian: Kan Variation: 5 Nc3.} Nf6 {[%emt 0:00:09]} 9. Qe2 {[%emt 0:03:41]} Qa5 {[%emt 0:02:36]} 10. b3 {[%emt 0:01:50]} Nc6 {[%emt 0:00:20]} 11. Bb2 {[%emt 0:02:05]} Nxd4 {[%emt 0:17:38]} 12. Bxd4 {[%emt 0:00:07]} Qb5 {[%emt 0:00:21] is the legacy move (12...e5).} 13. Nb6 {[%emt 0:11:09]} Rb8 {[%emt 0:03:25]} 14. Nc4 {[%emt 0:15:36] [#]} Bxe4 $146 {[%emt 0:20:31]} ({Predecessor:} 14... d5 15. exd5 Bxd5 16. Bxd5 Nxd5 17. O-O Nf6 18. Rad1 h5 19. Be5 Rc8 20. Rd6 Nd7 {1-0 (32) Pfretzschner,R (2300)-Naiditsch,A (2175) Bad Zwesten 1998}) 15. Bxe4 {[%emt 0:22:39]} Nxe4 {[%emt 0:00:37][%mdl 64] [#] Remove Defender} 16. Qxe4 {[%emt 0:01:06][%cal Od4g7] Bxg7! is the strong threat.} d5 {[%emt 0:00:06]} 17. Qf4 {[%emt 0:00:16][%cal Od4g7] And now Bxg7! would win.} dxc4 {[%emt 0:00:13]} 18. bxc4 {[%emt 0:02:12]} Qb7 {[%emt 0:00:09]} 19. O-O {[%emt 0:00:12]} Rc8 {[%emt 0:00:18] Inhibits c5.} 20. c5 {[%emt 0:03:00] Black should prevent a3.} Qc7 {[%emt 0:05:50]} 21. Qxc7 {[%emt 0:14:06]} Rxc7 {[%emt 0:00:19]} 22. a3 {[%emt 0:01:10]} Bxc5 {[%emt 0:04:20]} 23. Bxg7 {[%emt 0:01:58]} Rg8 {[%emt 0:00:07]} 24. Be5 {[%emt 0:00:13]} Rc6 {[%emt 0:04:51]} 25. Rfb1 {[%emt 0:01:26]} Rg4 {[%emt 0:01:29] The position is equal.} 26. axb4 {[%emt 0:02:22]} Rxb4 {[%emt 0:00:08]} 27. Rxb4 {[%emt 0:00:19]} Bxb4 $11 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRB} 28. c3 {[%emt 0:00:38]} Be7 {[%emt 0:04:48]} 29. Kf1 {[%emt 0:01:04]} f6 {[%emt 0:00:09]} 30. Bd4 {[%emt 0:00:06]} e5 {[%emt 0:00:06]} 31. Be3 {[%emt 0:00:06]} Rxc3 {[%emt 0:00:06]} 32. Rxa6 {[%emt 0:00:59]} Rc7 {[%emt 0:01:10]} 33. Ke2 {[%emt 0:00:49]} Kf7 {[%emt 0:00:06]} 34. g4 {[%emt 0:00:47]} Bc5 {[%emt 0:00:51] Weighted Error Value: White=0.05 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "2.4"]
[White "Antova, Gabriela"]
[Black "Yu, Jennifer"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "2293"]
[BlackElo "2257"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,74,0,0,0,0,8,20,-8,0,0,0,0,0,-7,16,0,36,0,0,-46,-3,-16,0,0,0,-4,0,-18,0,-6,0,0,0,0,0,-23,-27,-53,0,-170,-196,-141,0,0,0,0,0,0,0,0,0,-664,-660,-2399,-2412,-29975,-29978,-29947,-5325]} 1. Nf3 {[%emt 0:00:08]} d5 {[%emt 0:10:47]} 2. e3 {[%emt 0:00:18]} Nf6 {[%emt 0:01:12]} 3. c4 {[%emt 0:00:13]} e6 {[%emt 0:01:24]} 4. b3 {[%emt 0:08:52]} b6 {[%emt 0:05:12]} 5. Bb2 {[%emt 0:01:20]} Bb7 {[%emt 0:00:08]} 6. Nc3 {[%emt 0:04:58]} Nbd7 {[%emt 0:03:03]} 7. d4 {[%emt 0:02:39]} Bd6 {[%emt 0:10:14]} 8. Bd3 {[%emt 0:01:29]} O-O {[%emt 0:00:51]} 9. O-O {[%emt 0:00:22]} a6 {[%emt 0:02:01]} 10. a4 {[%emt 0:11:18] E14: Queen's Indian: Classical Variation (4 e3).} c5 {[%emt 0:07:26]} 11. cxd5 {[%emt 0:01:54]} exd5 {[%emt 0:00:45]} 12. Qe2 {[%emt 0:03:35] The position is equal.} Re8 {[%emt 0:05:33]} 13. Rfd1 {[%emt 0:03:17] [#]} Nf8 $146 {[%emt 0:01:36]} ({Predecessor:} 13... Qe7 14. Rac1 Ne4 15. Bb1 Rad8 16. h3 Ndf6 17. a5 bxa5 18. Na4 cxd4 19. Bxd4 Ba3 {1-0 (43) Anton Guijarro,D (2650)-Zhigalko,S (2671) Tallinn 2016}) 14. Qf1 {[%emt 0:12:45]} Ne6 {[%emt 0:04:00]} 15. Ne2 {[%emt 0:02:31]} Ne4 {[%emt 0:14:05]} 16. Rac1 {[%emt 0:14:14]} N6g5 {[%emt 0:08:34]} 17. Bxe4 {[%emt 0:14:43]} (17. Nxg5 {is interesting.} Nxg5 18. Nf4 cxd4 19. Bxd4 Bxf4 20. exf4 Ne6 21. Be3) 17... Nxe4 {[%emt 0:01:18]} 18. Nc3 {[%emt 0:01:33]} (18. Ng3 $11) 18... Nxc3 {[%emt 0:05:12]} (18... Ng5 {looks sharper.} 19. Nxg5 Qxg5 20. a5 cxd4 21. Rxd4 bxa5 22. Na4 Rac8) 19. Rxc3 {[%emt 0:01:11]} c4 {[%emt 0:06:38]} 20. bxc4 {[%emt 0:03:57]} dxc4 {[%emt 0:00:04]} 21. Rxc4 {[%emt 0:03:19]} b5 {[%emt 0:05:11]} 22. axb5 {[%emt 0:01:22]} axb5 {[%emt 0:00:03]} 23. Rc2 {[%emt 0:01:32]} Bxf3 {[%emt 0:00:50]} 24. gxf3 {[%emt 0:00:02]} Qh4 {[%emt 0:03:26][%csl Gd6][%cal Rh4h2]} 25. h3 {[%emt 0:00:33]} Re6 {[%emt 0:02:08]} 26. f4 {[%emt 0:01:28]} Rg6+ {[%emt 0:00:57][%mdl 1024] Black has compensation.} 27. Kh1 $1 {[%emt 0:02:14]} ({Wrong is} 27. Kh2 $2 Bxf4+ $1 {[%mdl 512]} 28. Kh1 (28. exf4 $2 Qxf4+ 29. Kh1 Qe4+ 30. Kh2 Qxc2 $19) 28... Qh5 $1 $19) 27... Qh5 $40 {[%emt 0:00:19][%mdl 128] Black has some attack.} (27... h6 $1 $15) 28. Rdc1 $2 {[%emt 0:00:32]} (28. Kh2 $11 {and White stays safe.}) 28... Qf3+ $19 {[%emt 0:00:27]} 29. Kh2 {[%emt 0:00:01]} Rf8 {[%emt 0:00:36] 0x0.000842168c5ddp-1022s more active pieces.} (29... h5 $17 {White must now prevent ...b4.} 30. d5 b4) 30. Rc8 $11 {[%emt 0:01:12]} b4 {[%emt 0:00:43]} 31. Rxf8+ {[%emt 0:00:42]} Kxf8 {[%emt 0:00:05]} 32. Rc8+ {[%emt 0:01:10]} Ke7 {[%emt 0:00:04]} 33. Bc1 {[%emt 0:00:19]} Rg3 {[%emt 0:01:27] Hoping for ...g5. Really sharp!} 34. Rc2 $2 {[%emt 0:00:54][%mdl 8192] [#]} (34. Bb2 $11) 34... g5 $1 $19 {[%emt 0:00:26] ...g4 is the strong threat.} 35. e4 {[%emt 0:00:51]} g4 {[%emt 0:00:29]} 36. hxg4 {[%emt 0:00:08]} Rxg4 {[%emt 0:00:02]} 37. Qh3 {[%emt 0:00:53]} Bxf4+ {[%emt 0:00:03] Weighted Error Value: White=0.90/Black=0.13 (very precise)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "2.5"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Lee, Alice"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2337"]
[BlackElo "2344"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 17,125,14,39,20,25,0,19,11,0,0,0,-15,5,0,60,58,147,128,214,201,167,185,185,170,203,195,212,145,166,137,207,140,147,136,94,125,140,123,122,129,136,68,61,42,116,131,107,-79,0,0,0,0,0,0,36,33,53,8,62,0,92,98,110,106,102,77,194,179,251,212,283,277,391,402,399,362,435,362,456,437,12835,12835,12837,12837,12837,12837,29981,981,850,825,12840,12840,12842,12839,29990,29991,29991,29991,29991,12845,29993,29988,29992,29992,29992,12842,12844,12845,12845,12843]} 1. e4 {[%emt 0:04:10] Edouard,Romain} c5 {[%emt 0:00:07]} 2. Nc3 {[%emt 0:00:44]} Nc6 {[%emt 0:00:16]} 3. Nf3 {[%emt 0:00:21]} d6 {[%emt 0:00:31]} 4. Bc4 {[%emt 0:02:01]} Nf6 {[%emt 0:00:26]} 5. d4 {[%emt 0:04:11]} cxd4 {[%emt 0:00:11]} 6. Nxd4 {[%emt 0:00:05]} Qb6 {[%emt 0:00:09]} 7. Nb3 {[%emt 0:00:57]} e6 {[%emt 0:00:11]} 8. Bf4 {[%emt 0:02:43]} Ne5 {[%emt 0:00:09]} 9. Be2 {[%emt 0:01:50]} Bd7 {[%emt 0:00:13]} 10. Qd2 {[%emt 0:04:02] B57: Classical Sicilian: Sozin with 6...Qb6.} Be7 {[%emt 0:01:04] The main line 10...Be7 scores better than 10...a6.} 11. f3 {[%emt 0:03:46]} O-O {[%emt 0:03:01]} 12. g4 {[%emt 0:04:27] The position is equal.} Rfd8 {[%emt 0:04:50]} 13. O-O-O {[%emt 0:02:56]} Qc7 {[%emt 0:02:07] [#]} 14. h4 $146 {[%emt 0:01:15][%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} ({Predecessor:} 14. g5 Nh5 15. Be3 Nc4 16. Bxc4 Qxc4 17. Ne2 a5 18. Kb1 a4 19. Nbc1 Be8 20. Ng3 {1-0 (52) Nakamura,H (2733)-Edouard,R (2636) Cap d'Agde 2010 EXT 2011 [Edouard,Romain]}) 14... a6 {[%emt 0:18:24]} 15. h5 {[%emt 0:07:55]} Be8 {[%emt 0:08:42]} (15... b5 $11) 16. Nd4 {[%emt 0:08:35] Strongly threatening g5.} Nfd7 {[%emt 0:07:20] [#]} (16... Rdc8 $14) 17. Nf5 $1 $16 {[%emt 0:06:46][%mdl 512]} Nf8 {[%emt 0:11:25]} (17... exf5 $2 18. Nd5 Qc5 19. Nxe7+ Kh8 20. Nxf5 $18) (17... Nc5 $16) (17... Bf8 18. h6) 18. Nxe7+ {[%emt 0:05:08]} Qxe7 {[%emt 0:00:07]} 19. h6 {[%emt 0:00:19]} g6 {[%emt 0:01:08]} 20. g5 {[%emt 0:00:50]} Qc7 {[%emt 0:08:31]} 21. Qd4 {[%emt 0:03:28]} b5 {[%emt 0:02:06]} 22. Be3 {[%emt 0:02:49]} f5 {[%emt 0:00:27]} 23. gxf6 {[%emt 0:00:47]} Nf7 {[%emt 0:02:26]} (23... Nc6 $16 24. Qd2 Bf7) 24. f4 {[%emt 0:01:31][%cal Of4f5]} Rab8 {[%emt 0:01:59]} 25. Bf3 {[%emt 0:08:54]} b4 {[%emt 0:02:40]} 26. Ne2 {[%emt 0:00:08]} (26. Nd5 exd5 27. exd5 Ba4 $17) 26... Rdc8 {[%emt 0:02:04][%csl Gc8][%cal Rc7c2]} 27. Qd2 {[%emt 0:04:13]} b3 {[%emt 0:04:13]} 28. axb3 {[%emt 0:02:51]} Rxb3 {[%emt 0:00:18]} 29. Nc3 {[%emt 0:02:38]} (29. Kb1 $1 $16 Rbb8 30. Bd4) 29... Rbb8 {[%emt 0:01:32]} 30. Bd4 {[%emt 0:04:10] aiming for Bg4.} (30. e5 Qa5 31. Nb1 Qa2 $11) 30... Qa5 {[%emt 0:00:57]} (30... Qb7 $1 $14 31. b3 a5) 31. Nb1 {[%emt 0:00:53]} Qa2 {[%emt 0:01:58]} 32. Qd3 $2 {[%emt 0:01:58]} (32. f5 $1 $16 {keeps the pressure on.}) 32... Ba4 {[%emt 0:06:35]} ({Black should try} 32... Rb3 $1 $17 {[%cal Rb3d3]} 33. Bc3 Bb5) 33. Rh2 {[%emt 0:01:13]} e5 {[%emt 0:01:51]} 34. fxe5 {[%emt 0:01:53]} dxe5 {[%emt 0:00:10]} (34... Nxe5 $2 35. Bxe5 dxe5 36. Qd5+ Qxd5 37. exd5 $16 (37. Rxd5 Rc6 $16)) 35. Bc3 {[%emt 0:00:06]} Bb5 {[%emt 0:01:57]} 36. Qe3 {[%emt 0:03:00] Bg4 is the strong threat.} ({Much worse is} 36. Qd5 Bc4 37. Qa5 Rxb2 38. Qxa2 Rxa2 $15) 36... Bc4 $1 {[%emt 0:02:09]} 37. Bg4 {[%emt 0:00:18]} Rc7 {[%emt 0:00:28]} ({Better is} 37... Be6 $11 38. Bxe6 Qxe6) 38. Na3 {[%emt 0:02:45]} (38. Qg3 $1 $14) 38... Bb5 {[%emt 0:03:08]} (38... Qa1+ $11 {keeps the balance.} 39. Kd2 Rd8+ 40. Ke1 Rxd1+ 41. Bxd1 Be6) 39. Nxb5 {[%emt 0:00:41] Really sharp! White leaves nothing to chance now.} axb5 {[%emt 0:00:50] [#]} 40. b3 $1 $36 {[%emt 0:00:14][%mdl 2048] Keeping Black busy.} Qa6 {[%emt 0:01:25]} 41. Rd5 {[%emt 0:00:48] 0x0.002518e79495dp-1022s more active pieces.} Re8 {[%emt 0:00:49]} (41... Qxf6 $16 42. Bh3 g5) 42. Rf2 $18 {[%emt 0:01:14]} Qa3+ {[%emt 0:01:22]} (42... Ne6 $142 43. Kb1 (43. Bxe5 $2 Nxe5 44. Bxe6+ Qxe6 $19) 43... Ra8) 43. Bb2 {[%emt 0:00:10]} Qa5 {[%emt 0:00:08]} 44. Rfd2 {[%emt 0:01:08]} Qa6 {[%emt 0:00:17]} (44... Rb7 {is a better defense.} 45. Qc5 Qb6 46. Qxb6 Rxb6) 45. Be2 {[%emt 0:00:22]} Qxf6 {[%emt 0:00:28]} 46. Bxb5 {[%emt 0:00:12]} Rb8 {[%emt 0:00:32][%cal Ob8b5] And now ...Rxb5! would win.} 47. Bc4 {[%emt 0:01:33] This bishop pair is nice.} Ne6 {[%emt 0:01:31] Against Rc5} 48. Rf2 {[%emt 0:00:44]} Nf4 {[%emt 0:00:16]} (48... Qg5 $142 49. Qxg5 Nexg5 50. Bxe5 Rxc4) 49. Rxe5 {[%emt 0:00:24]} Rxc4 {[%emt 0:00:37]} 50. Rxf4 {[%emt 0:00:27]} Qd6 {[%emt 0:00:45]} 51. Rd5 {[%emt 0:00:36][%cal Be5d5,Bd5d7,Bd7f7][%mdl 32]} Qb4 {[%emt 0:00:25]} 52. bxc4 {[%emt 0:00:35]} (52. Rd7 $142 Rf8 53. bxc4 Rb8 54. Ba3 Qb1+ 55. Kd2 Qa1 56. Rfxf7 Qe5 57. Qf4) 52... Qxb2+ {[%emt 0:00:04]} 53. Kd2 {[%emt 0:00:26]} Qb7 {[%emt 0:00:33]} 54. Qd4 {[%emt 0:00:20][%csl Gh6][%cal Rd4g7]} Qb4+ {[%emt 0:00:08]} 55. Ke2 {[%emt 0:00:19][%csl Gh6][%cal Rd4g7]} Qf8 {[%emt 0:00:11] Against Qg7+} 56. Rd7 {[%emt 0:00:16]} Qxh6 {[%emt 0:00:15]} 57. Rdxf7 {[%emt 0:00:07]} Re8 {[%emt 0:00:24] [#]} 58. Qd5 {[%emt 0:00:31]} (58. Rh4 $142 $3 Kxf7 59. Rxh6 Kg8 60. Qd7 Rxe4+ 61. Kf3 Rxc4 62. Rxh7 Rc3+ 63. Ke4 Rc4+ 64. Kd5 Rd4+ 65. Kxd4 g5 66. Qg7#) 58... Kh8 {[%emt 0:00:14]} 59. Rf2 {[%emt 0:00:17]} g5 {[%emt 0:00:14]} 60. Qd4+ {[%emt 0:00:53]} Kg8 {[%emt 0:00:05]} 61. Qf6 {[%emt 0:00:25]} (61. Qd7 $142 Rb8 62. Qd5 Qh5+ 63. Kd2 Qxf7 64. Qxf7+ Kh8 65. Qf6+ Kg8 66. Qxg5+ Kh8 67. Qf6+ Kg8 68. Rg2#) 61... Rxe4+ {[%emt 0:01:00]} 62. Kd3 {[%emt 0:00:09] Threatening mate with Rf8+.} Qxf6 {[%emt 0:00:38]} 63. R2xf6 {[%emt 0:00:10] Weighted Error Value: White=0.18 (very precise) /Black=0.54} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "3.1"]
[White "Lee, Alice"]
[Black "Posthuma, Joshua"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2344"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "182"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,181,7,13,8,14,6,35,11,18,12,12,14,19,10,14,9,16,-20,-13,-31,-35,-38,-29,-30,-33,-38,50,-30,-25,-47,-40,-33,-52,-58,-54,-58,-62,-66,-37,-66,-61,-61,-62,-76,-74,-81,-83,-78,-75,-101,-87,-94,-85,-90,-85,-89,-85,-83,-80,-80,-80,-77,-62,-68,-73,-74,-64,-69,-72,-94,-87,-135,-137,-143,-156,-129,-141,-196,-196,-194,-8,-4,0,-34,-34,-34,-36,-50,-50,-46,-59,-587,-566,-1445,-1319,-1537,-234,-5783,-3083,-4134,-5739,-5045,-2510,-5072,-5065,-29976,-12851,-10410,-12534,-12791,-5397,-12327,-6390,-5381,-3414,-2200,-1184,-1162,-37,-45,-45,-68,-68,-75,-106,-6756,-6258,-5489,-5505,-2676,-8,-8,0,-869,-934,-833,-807,-2265,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:04]} b6 {[%emt 0:00:13]} 3. Nc3 {[%emt 0:00:06]} Bb7 {[%emt 0:00:11]} 4. d5 {[%emt 0:00:06]} e6 {[%emt 0:00:40]} 5. a3 {[%emt 0:00:04]} Bd6 {[%emt 0:10:12]} 6. Nf3 {[%emt 0:00:09]} O-O {[%emt 0:00:33]} 7. g3 {[%emt 0:00:14] A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} c6 {[%emt 0:06:03][%cal Rc6d5]} 8. Bg2 {[%emt 0:00:11]} Na6 {[%emt 0:09:07][%cal Re6d5,Bb8a6,Ba6c7,Bc7e6][%mdl 32]} 9. O-O {[%emt 0:03:15] White is slightly better.} cxd5 {[%emt 0:02:15]} 10. cxd5 {[%emt 0:00:15]} Nxd5 {[%emt 0:08:21]} 11. Nxd5 {[%emt 0:00:49]} exd5 {[%emt 0:00:11]} (11... Bxd5 $2 12. e4 $18) 12. b4 {[%emt 0:02:34]} Nc7 {[%emt 0:01:34]} 13. Bb2 {[%emt 0:00:46]} Re8 {[%emt 0:04:05] [#]} 14. Re1 $146 {[%emt 0:04:48]} ({Predecessor:} 14. e3 a5 15. Qd2 axb4 16. axb4 Qe7 17. Rxa8 Rxa8 18. Qd4 Ne6 19. Qxb6 Rb8 20. Nd4 Qf8 21. Rd1 Bc6 22. Qa6 Nxd4 23. Bxd4 {½-½ (23) Blake,M (2033)-Galvin,J (2005) ICCF email 2012}) 14... a5 {[%emt 0:04:26]} 15. Qd2 {[%emt 0:06:20]} axb4 {[%emt 0:05:05]} 16. axb4 {[%emt 0:00:15]} Qe7 {[%emt 0:08:31]} 17. Qd4 {[%emt 0:05:01][%csl Gb2,LRb6,LRg7][%cal Rd4g7]} Ne6 {[%emt 0:00:51]} 18. Qxb6 {[%emt 0:00:16]} Bxb4 {[%emt 0:00:52]} (18... Rab8 $15) 19. Reb1 {[%emt 0:04:31]} (19. Qxb7 $14 Rab8 20. Qxd5 $1 Bxe1 21. Be5) 19... Bc6 $11 {[%emt 0:03:14]} 20. Ne5 {[%emt 0:04:34]} Qc5 {[%emt 0:02:51]} 21. Qxc5 {[%emt 0:04:56]} Bxc5 {[%emt 0:00:57]} 22. Rd1 {[%emt 0:11:33]} Rxa1 {[%emt 0:02:28]} 23. Bxa1 {[%emt 0:00:11]} Ra8 {[%emt 0:01:02]} 24. Bc3 {[%emt 0:01:27]} d4 {[%emt 0:04:00]} 25. Ba1 {[%emt 0:07:58]} Bxg2 {[%emt 0:06:37]} 26. Kxg2 {[%emt 0:00:04]} d6 {[%emt 0:00:55]} 27. Nf3 {[%emt 0:05:46][%cal Ra1d4]} Ra4 {[%emt 0:00:12]} 28. Kf1 {[%emt 0:01:58]} Kf8 {[%emt 0:00:51]} 29. Bb2 {[%emt 0:01:16]} Ke7 {[%emt 0:00:40]} 30. Rd3 {[%emt 0:14:54]} Rb4 {[%emt 0:01:41]} 31. Rd2 {[%emt 0:00:27]} Rc4 {[%emt 0:02:59]} 32. Rd3 {[%emt 0:00:58]} g5 {[%emt 0:02:35]} 33. h3 {[%emt 0:05:23]} h5 {[%emt 0:00:21]} 34. Rd1 {[%emt 0:01:04]} g4 {[%emt 0:01:39]} 35. hxg4 {[%emt 0:00:05]} hxg4 {[%emt 0:00:05]} 36. Ne1 {[%emt 0:00:15]} Bb4 {[%emt 0:00:50]} 37. Nd3 {[%emt 0:00:18]} Bc3 {[%emt 0:00:50]} 38. Bc1 {[%emt 0:01:09]} Ra4 {[%emt 0:00:56]} 39. Bf4 {[%emt 0:01:02]} Nc5 {[%emt 0:01:15]} 40. Bg5+ {[%emt 0:01:50]} Ke6 {[%emt 0:00:42]} 41. Bf4 {[%emt 0:01:52]} (41. Nf4+ $142 Ke5 42. Rb1) 41... Kd5 $17 {[%emt 0:01:16]} 42. Rb1 {[%emt 0:04:40]} Kc4 {[%emt 0:03:22]} 43. Nc1 {[%emt 0:01:20]} d5 {[%emt 0:01:08]} 44. Bd6 {[%emt 0:03:36]} (44. Rb8 $17) 44... Ne4 $1 $19 {[%emt 0:01:45] ...Nd2+ is the strong threat.} 45. Bf4 {[%emt 0:00:03] [#]} Bd2 $2 {[%emt 0:00:47]} (45... Rb4 $1 $19 {[%cal Rb4b1]} 46. Rxb4+ Bxb4) 46. Nd3 $11 {[%emt 0:01:34]} Ra7 {[%emt 0:02:56] aiming for ...Bxf4.} 47. Rb8 {[%emt 0:01:23]} Bxf4 {[%emt 0:00:48]} 48. Nxf4 $15 {[%emt 0:00:11][%mdl 4096] Endgame KRN-KRN} Nc3 {[%emt 0:00:25]} 49. Rb2 {[%emt 0:01:38]} Ra1+ {[%emt 0:00:59]} 50. Kg2 {[%emt 0:00:05]} Ra2 {[%emt 0:00:35]} 51. Rxa2 {[%emt 0:00:38][%mdl 8192]} ({White should play} 51. Rb7 $1 $15) 51... Nxa2 {[%emt 0:00:01] KN-KN} 52. Nd3 {[%emt 0:01:23]} Kc3 {[%emt 0:00:15]} 53. Kf1 {[%emt 0:00:28]} Nb4 $2 {[%emt 0:00:36]} (53... Kd2 54. Nc5 Nc1) 54. Nf4 $2 {[%emt 0:00:31]} (54. Ne5 f5 55. Nf7) 54... Kd2 $19 {[%emt 0:00:24]} 55. Ng2 {[%emt 0:00:27]} d3 {[%emt 0:00:26]} 56. exd3 {[%emt 0:00:07]} d4 {[%emt 0:00:17][%cal Bd5d4,Bd4d3][%mdl 32]} 57. Nf4 {[%emt 0:00:15]} f5 {[%emt 0:00:45]} 58. Ng2 {[%emt 0:01:24]} Kxd3 {[%emt 0:00:50]} (58... Nxd3 $142 59. Nh4 Ne5 60. Ng2 Nc4 61. Nf4 d3 62. f3 Kc2 63. Nxd3 Kxd3 64. fxg4 fxg4 65. Kf2 Nd2 66. Kg1 Ke2 67. Kg2 Nf1 68. Kg1 Nxg3 69. Kg2 Ne4 70. Kg1 Kf3 71. Kf1 g3 72. Ke1 g2 73. Kd1 g1=Q+ 74. Kc2 Qb6 75. Kd3 Qc7 76. Kd4 Qc5+ 77. Kd3 Qc3#) 59. Nh4 {[%emt 0:00:05]} Ke4 {[%emt 0:00:34]} 60. Ke2 {[%emt 0:00:13]} d3+ {[%emt 0:00:34]} 61. Kd2 {[%emt 0:00:03]} Nc6 {[%emt 0:00:38]} 62. Ng2 {[%emt 0:01:17]} Ne5 {[%emt 0:00:34]} 63. Ne3 {[%emt 0:00:37] Inhibits Nc4+.} Nf3+ {[%emt 0:00:16]} 64. Kc3 {[%emt 0:00:52]} Ng1 $2 {[%emt 0:00:26]} ({Better is} 64... Nd4 $19 {Hoping for ...Nb5+.} 65. Nc4 Nb5+ 66. Kd2 Kf3) 65. Kd2 $15 {[%emt 0:00:29]} Nh3 {[%emt 0:00:21]} 66. Ke1 {[%emt 0:00:12]} Ke5 $1 {[%emt 0:00:35]} 67. Nc4+ $1 {[%emt 0:00:54]} Kd5 {[%emt 0:00:41]} 68. Nd2 $2 {[%emt 0:00:42][%mdl 8192]} (68. Ne3+ $17 Ke4 69. Nc4) 68... Kd4 $19 {[%emt 0:00:13]} 69. Nf1 {[%emt 0:00:27]} Ng5 {[%emt 0:00:32]} 70. Ne3 {[%emt 0:00:12]} Ke4 $2 {[%emt 0:00:02]} ({Black should try} 70... Nf3+ $19 71. Kd1 Ke4) 71. Kd2 $11 {[%emt 0:00:12]} Nf3+ $2 {[%emt 0:00:51][%mdl 8192]} (71... Kf3 $11 72. Nxf5 Ne4+ 73. Kxd3 Nxf2+ 74. Kd4 Ne4) 72. Kc3 $19 {[%emt 0:00:14]} Nd4 {[%emt 0:00:25] Strongly threatening ...Nb5+.} 73. Nd1 {[%emt 0:00:50] [#]} Ne6 $1 {[%emt 0:00:57] White must now prevent ...Nc5.} 74. Ne3 {[%emt 0:00:24]} Ng7 $2 {[%emt 0:00:37]} (74... Nc5 $19 {And now ...Kf3 would win.} 75. Kc4 Na4) 75. Nd1 $11 {[%emt 0:00:28] The position is equal.} Nh5 {[%emt 0:00:26]} 76. Nb2 {[%emt 0:00:49]} Kf3 {[%emt 0:00:44]} (76... f4 $5 77. Kd2 fxg3 78. fxg3 Nf6 $11) 77. Nxd3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:19] Threatens to win with ...Ne4+.} 78. Kd2 {[%emt 0:00:14]} Ne4+ {[%emt 0:00:31]} 79. Ke1 {[%emt 0:00:03]} Kg2 {[%emt 0:00:37]} 80. Nf4+ {[%emt 0:00:13]} Kg1 {[%emt 0:00:12]} 81. Ne2+ {[%emt 0:00:10]} Kg2 {[%emt 0:00:04]} 82. Nf4+ {[%emt 0:00:04]} Kf3 {[%emt 0:00:03]} 83. Nd3 {[%emt 0:00:05]} Nxf2 {[%emt 0:00:28]} 84. Nxf2 {[%emt 0:00:06]} Kxg3 {[%emt 0:00:03] KN-KPP} 85. Kf1 {[%emt 0:00:13]} f4 {[%emt 0:00:15][%cal Bf5f4,Bf4f3,Bf3f2][%mdl 32]} 86. Nxg4 $1 {[%emt 0:00:06]} Kxg4 {[%emt 0:00:03] KP-K} (86... f3 {looks sharper.} 87. Ne5 f2 88. Nc4 Kh2) 87. Kg2 {[%emt 0:00:05]} f3+ {[%emt 0:00:05]} 88. Kf2 {[%emt 0:00:03]} Kf4 {[%emt 0:00:03][%cal Bg4f4,Bf4e3,Be3f3][%mdl 32]} 89. Kf1 {[%emt 0:00:03]} Ke3 {[%emt 0:00:03] ( -> ...f2)} (89... Kg3 $5 90. Kg1 Kh4 $11) 90. Ke1 {[%emt 0:00:04]} f2+ {[%emt 0:00:03]} 91. Kf1 {[%emt 0:00:03]} Kf3 {[%emt 0:00:02] Weighted Error Value: White=0.73/Black=0.32} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "3.2"]
[White "Yu, Jennifer"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2257"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,137,0,0,57,-2,8,13,41,31,27,28,32,39,39,35,26,37,18,34,30,23,11,0,0,0,1,3,9,0,0,0,10,8,13,9,29,21,60,53,56,49,54,51,64,58,207,216,225,104,113,115,109,108,114,105,101,106,110,106,130,97,101,110,92,105,252,252,324,322,375,374,375,368,365,316,444,251,340,339,358,346,357,359,360,309,310,304,560,555,533,540,577,574,759,741,952,544,554,561,668,664,648,608,596,591,586,574,668,664,703,662,659,645,722,722,697,727,785,777,1429,1075,1397,1352,1570,1758,1288,1233,1070,840]} 1. c4 {[%emt 0:03:35]} e5 {[%emt 0:06:55]} 2. g3 {[%emt 0:00:34]} Nf6 {[%emt 0:03:15]} 3. Bg2 {[%emt 0:00:34]} d5 {[%emt 0:01:12]} 4. cxd5 {[%emt 0:01:23]} Nxd5 {[%emt 0:00:17]} 5. Nf3 {[%emt 0:02:20]} Nc6 {[%emt 0:00:31]} 6. O-O {[%emt 0:00:54]} Bc5 {[%emt 0:02:50] [#] Prevents d4. A20: English Opening: 1...e5.} (6... Nb6 $11) 7. e3 {[%emt 0:10:34]} (7. Nxe5 $1 $14 Nxe5 8. d4) 7... Bb6 {[%emt 0:07:15]} 8. Nc3 {[%emt 0:10:10] [#]} Nf6 $146 {[%emt 0:03:17] The position is equal.} ({Predecessor:} 8... Nxc3 9. bxc3 O-O 10. d4 Re8 11. Nxe5 Nxe5 12. dxe5 c6 13. Qxd8 Bxd8 14. f4 Ba5 {½-½ (37) Owens,J (1300)-Gauna,J (2181) ICCF email 2013}) 9. d4 {[%emt 0:09:02]} exd4 {[%emt 0:02:45]} 10. exd4 {[%emt 0:00:09]} O-O {[%emt 0:00:24][%cal Rc6d4]} 11. d5 {[%emt 0:11:56]} Nb4 {[%emt 0:06:13][%cal Rb4d5]} 12. Ne5 {[%emt 0:07:59]} Re8 {[%emt 0:04:00]} 13. Nc4 {[%emt 0:01:56]} Bg4 {[%emt 0:02:27]} 14. Qb3 {[%emt 0:01:24]} Nd3 {[%emt 0:13:28]} 15. Nxb6 {[%emt 0:06:38]} axb6 {[%emt 0:00:40]} 16. Bg5 {[%emt 0:00:48][%cal Oc3e4]} h6 {[%emt 0:02:16]} 17. Bxf6 {[%emt 0:07:51]} Qxf6 {[%emt 0:00:38]} ({Resist} 17... gxf6 18. Qc2 Ne5 19. b3 $14) 18. Nb5 {[%emt 0:03:36]} ({Much worse is} 18. Qc4 Ne5 19. Qb3 (19. Qxc7 $2 Re7 $19) 19... Nf3+ 20. Bxf3 Qxf3 $15) 18... Nc5 {[%emt 0:01:50]} (18... Nxb2 $2 19. Nxc7 Red8 20. Nxa8 Rxa8 21. d6 $18) 19. Qc3 {[%emt 0:01:22]} Qxc3 {[%emt 0:01:03]} 20. Nxc3 {[%emt 0:02:28]} Bd7 {[%emt 0:03:52]} 21. Rfd1 {[%emt 0:01:24]} Kf8 {[%emt 0:00:53]} 22. Rac1 {[%emt 0:00:41]} Rec8 {[%emt 0:02:59]} 23. Rd2 {[%emt 0:01:42]} c6 {[%emt 0:04:53]} 24. b4 {[%emt 0:06:31]} Na6 {[%emt 0:00:43]} 25. dxc6 {[%emt 0:02:07]} Bxc6 {[%emt 0:00:23]} 26. Bh3 {[%emt 0:00:16]} Rc7 {[%emt 0:01:55]} (26... Rd8 $2 27. Rxd8+ Rxd8 28. b5 $18) 27. Rb1 {[%emt 0:00:03] aiming for b5. White is more active.} Be8 {[%emt 0:02:44]} (27... Bf3 $14 28. Rd3 Bc6) 28. Nd5 $18 {[%emt 0:01:16][%csl LRb6,LRc7]} Rd8 {[%emt 0:00:18]} 29. Rbd1 {[%emt 0:00:58]} (29. b5 $1 $18 {is the precise move to win.}) 29... Rc4 $16 {[%emt 0:02:18] [#]} 30. Bf1 $1 {[%emt 0:00:21]} Re4 {[%emt 0:00:21]} 31. f3 {[%emt 0:01:06]} Re5 {[%emt 0:01:47]} 32. b5 $36 {[%emt 0:00:52][%mdl 2048] Inhibits Bc6. White is on the roll.} Nc5 {[%emt 0:01:11]} 33. Nxb6 {[%emt 0:00:45]} Rxd2 {[%emt 0:00:05]} 34. Rxd2 {[%emt 0:00:02]} Re1 {[%emt 0:00:12] Threatens to win with ...Bxb5.} 35. Kf2 {[%emt 0:00:09]} Rb1 {[%emt 0:00:09]} 36. a4 {[%emt 0:02:35]} Ra1 {[%emt 0:01:26]} 37. Rd8 {[%emt 0:00:56]} Nxa4 {[%emt 0:06:21]} (37... Ra2+ $16 {might work better.} 38. Be2 Ke7) 38. Nd5 $18 {[%emt 0:00:56]} Rc1 {[%emt 0:01:21] [#]} 39. b6 $1 {[%emt 0:00:23]} Rc2+ {[%emt 0:00:59]} 40. Ke3 {[%emt 0:00:54] Bb5 is the strong threat.} Nxb6 {[%emt 0:08:14]} 41. Nxb6 {[%emt 0:00:13]} Ke7 {[%emt 0:00:08]} 42. Rd4 {[%emt 0:01:15]} Bc6 {[%emt 0:01:36]} (42... Rxh2 $142 43. Nc8+ Kf8) 43. Nd5+ {[%emt 0:00:26]} (43. Nc8+ $142 Ke8 44. Nd6+ Kf8 45. Nf5) 43... Ke8 {[%emt 0:00:52]} 44. Be2 {[%emt 0:00:38]} Rb2 {[%emt 0:01:05]} 45. Nb4 {[%emt 0:00:19]} Bd7 {[%emt 0:00:35]} 46. Nd3 {[%emt 0:00:08]} Rb1 {[%emt 0:00:15]} 47. Ne5 {[%emt 0:00:32]} Be6 {[%emt 0:00:13]} 48. f4 {[%emt 0:00:28]} f6 $2 {[%emt 0:00:37]} (48... Rb3+ 49. Rd3 Rb2) 49. Bh5+ {[%emt 0:00:42] White is clearly winning.} Ke7 {[%emt 0:01:15]} 50. Ng6+ {[%emt 0:00:31]} Kf7 {[%emt 0:00:08]} 51. Rd8 {[%emt 0:00:33][%csl Gg6][%cal Rd8f8]} Bh3 {[%emt 0:01:53]} 52. g4 {[%emt 0:00:49] And now f5 would win.} f5 {[%emt 0:02:10]} 53. Rf8+ {[%emt 0:00:37]} Ke6 {[%emt 0:00:09]} 54. Rxf5 {[%emt 0:00:10]} Rb3+ {[%emt 0:00:39]} 55. Kd4 {[%emt 0:00:29]} Rb2 {[%emt 0:00:13]} 56. Re5+ {[%emt 0:00:15]} Kd6 {[%emt 0:00:10]} 57. Rd5+ {[%emt 0:00:33]} Kc7 {[%emt 0:00:13]} 58. Kc3 {[%emt 0:00:46]} Rxh2 {[%emt 0:00:16]} 59. Ne5 {[%emt 0:00:05]} Rf2 {[%emt 0:01:55]} 60. Rd7+ {[%emt 0:00:08]} Kc8 {[%emt 0:00:19]} 61. Rf7 {[%emt 0:00:28]} Bg2 {[%emt 0:01:13]} 62. f5 {[%emt 0:00:12][%cal Bf4f5,Bf5f6,Bf6f7][%mdl 32]} Re2 {[%emt 0:00:17]} 63. Nc4 {[%emt 0:00:22]} Bc6 {[%emt 0:00:41]} 64. Rxg7 {[%emt 0:00:13]} b5 {[%emt 0:00:04]} 65. Nd6+ {[%emt 0:00:22]} Kd8 {[%emt 0:00:11]} 66. f6 {[%emt 0:00:34] Hoping for f7.} Bd5 {[%emt 0:00:31]} 67. Kd4 {[%emt 0:01:51]} Bb3 {[%emt 0:00:37]} 68. f7 {[%emt 0:01:03]} Rf2 {[%emt 0:00:46]} 69. Rg8+ {[%emt 0:00:10] Weighted Error Value: White=0.19 (very precise) /Black=0.35} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "3.3"]
[White "Marek, Matyas"]
[Black "Antova, Gabriela"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2363"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "162"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,162,33,12,13,12,16,0,0,0,0,0,0,-28,0,-25,-20,-20,-5,-33,-25,-43,-35,-38,-29,-29,-29,-29,-27,-68,-38,-80,-13,-35,-34,-46,-33,-16,-20,-17,-6,-14,-3,-4,-14,-3,-4,-16,0,0,27,0,568,577,547,30,31,41,41,46,56,-63,107,11,301,138,199,189,231,62,154,160,163,0,0,0,114,114,187,186,185,166,190,187,183,185,185,176,177,113,260,235,253,247,398,437,477,116,434,0,358,8,788,711,771,760,583,480,900,737,657,495,759,752,704,589,632,619,612,606,584,427,440,443,29977,29978,29977,29978,29979,29980,29981,29982,29981,29982,29983,29984,29984,29985,29987,29988,29988,29989,29989,29990,29990]} 1. Nf3 {[%emt 0:00:09]} d5 {[%emt 0:00:36]} 2. g3 {[%emt 0:00:04]} Bg4 {[%emt 0:08:07]} 3. Bg2 {[%emt 0:00:05]} Nd7 {[%emt 0:02:35]} 4. O-O {[%emt 0:00:24]} e5 {[%emt 0:01:25]} 5. d3 {[%emt 0:00:03]} Ngf6 {[%emt 0:00:41]} 6. h3 {[%emt 0:01:48]} Bh5 {[%emt 0:03:07]} 7. Qe1 {[%emt 0:02:57]} c6 {[%emt 0:04:59]} 8. e4 {[%emt 0:00:06]} dxe4 {[%emt 0:00:22]} 9. dxe4 {[%emt 0:00:02]} Bc5 {[%emt 0:00:59]} 10. Nbd2 {[%emt 0:00:22][%cal Bb1d2,Bd2c4,Bc4a5][%mdl 32]} O-O {[%emt 0:00:33]} 11. Nc4 {[%emt 0:00:42]} Qc7 {[%emt 0:01:48] A07: Réti Opening: New York and Capablanca Systems.} 12. a4 {[%emt 0:00:19]} b5 {[%emt 0:01:26]} 13. Na5 {[%emt 0:02:00]} Bb6 {[%emt 0:00:54] The position is equal.} 14. Nb3 {[%emt 0:00:22]} a6 {[%emt 0:00:20] [#]} 15. a5 $146 {[%emt 0:01:03]} ({Predecessor:} 15. Bg5 c5 16. c4 bxc4 17. Nbd2 Ba5 18. Qc1 c3 19. bxc3 c4 20. Qc2 Rac8 21. Rfd1 {1-0 (72) Ju,W (2544)-Batchimeg,T (2298) Geneve 2013}) 15... Ba7 {[%emt 0:00:58]} 16. Bg5 {[%emt 0:10:30]} Rab8 {[%emt 0:11:16]} 17. Nbd2 {[%emt 0:06:38]} h6 {[%emt 0:08:18]} 18. Be3 {[%emt 0:00:20]} Bxf3 {[%emt 0:07:47]} 19. Bxf3 {[%emt 0:00:59]} Rfd8 {[%emt 0:01:59]} 20. Qe2 {[%emt 0:07:30]} Nf8 {[%emt 0:02:50]} 21. Rfd1 {[%emt 0:00:48]} Ne6 {[%emt 0:01:14]} 22. c3 {[%emt 0:00:24]} Bxe3 {[%emt 0:03:01]} 23. Qxe3 {[%emt 0:00:08]} c5 {[%emt 0:00:51]} 24. Be2 {[%emt 0:10:23]} Rd7 {[%emt 0:04:27]} 25. Nf3 {[%emt 0:04:09]} Rbd8 {[%emt 0:03:41]} (25... c4 $17) 26. Rxd7 {[%emt 0:13:01]} Nxd7 {[%emt 0:02:22][%cal Bf6d7,Bd7b8,Bb8c6][%mdl 32]} 27. b4 {[%emt 0:02:05]} Nb8 {[%emt 0:04:26]} 28. Rc1 {[%emt 0:19:21]} Rc8 {[%emt 0:07:55] aiming for ...cxb4.} 29. Rd1 {[%emt 0:03:03]} Nc6 {[%emt 0:03:09]} 30. bxc5 {[%emt 0:00:55]} Nxa5 {[%emt 0:01:04] Pair of Knights!} 31. Rd5 {[%emt 0:00:15]} Nc6 {[%emt 0:03:44]} 32. Rd6 {[%emt 0:05:57]} Qa7 {[%emt 0:03:17]} 33. Rd5 {[%emt 0:02:21]} Nc7 {[%emt 0:03:05]} 34. Rd7 {[%emt 0:01:43]} Qb8 {[%emt 0:02:08]} (34... Nb8 $5 {[%cal Rb8d7]} 35. Re7 (35. Nxe5 $2 Nxd7 36. Nxd7 Ne6 $19) 35... Nc6 $11) 35. Qd2 {[%emt 0:01:20]} Ne8 $2 {[%emt 0:00:58][%mdl 8192]} (35... Ne6 $11 {and Black stays safe.} 36. Qa2 Ncd8) 36. Qd5 $18 {[%emt 0:03:36]} Nd8 {[%emt 0:00:21]} 37. Qxe5 {[%emt 0:02:09]} (37. Nxe5 $18 Nf6 38. Rxd8+ $1 {[%mdl 512]} Rxd8 39. Qxf7+ Kh7 40. Qg6+ (40. f4 Rd2 $14) 40... Kg8 41. Nc6 (41. f4 Qa7 $11)) 37... Qxe5 $11 {[%emt 0:00:58]} 38. Nxe5 {[%emt 0:00:01]} Nf6 {[%emt 0:00:20]} 39. Ra7 {[%emt 0:00:55]} Nxe4 {[%emt 0:01:03]} 40. c6 {[%emt 0:01:00]} (40. Bg4 $1 $14 Rxc5 41. Nd7) 40... Nc5 $2 {[%emt 0:00:42]} (40... Nxc3 41. Bg4 Nxc6 42. Rxa6 $1 $16) (40... Nxc6 $15 {keeps the upper hand.} 41. Nxc6 Rxc6) 41. Bg4 {[%emt 0:00:29] White is much more active.} (41. Bf3 $16) 41... Nde6 $2 {[%emt 0:00:33][%mdl 8192]} (41... Nxc6 $11 {and Black has nothing to worry.} 42. Rxa6 Re8 43. Rxc6 Rxe5) 42. Rxf7 {[%emt 0:00:31]} (42. f4 $1 $18 {and the rest is easy.}) 42... Rxc6 {[%emt 0:00:35]} (42... Rc7 $16 43. Rf3 a5) 43. Re7 $1 $18 {[%emt 0:00:23]} Rd6 {[%emt 0:00:32]} 44. Bf5 $2 {[%emt 0:00:38]} (44. Re8+ $18 Nf8 45. Rc8) 44... Nf8 {[%emt 0:00:24]} ({Black should try} 44... Kf8 $14 45. Rf7+ Ke8) 45. Re8 $16 {[%emt 0:00:08]} Nce6 {[%emt 0:00:28]} 46. g4 $2 {[%emt 0:00:42]} (46. Ra8 $1 $18) 46... g5 {[%emt 0:00:26]} 47. Re7 {[%emt 0:00:18]} Ng7 {[%emt 0:00:38]} (47... Nf4 $11 {keeps the balance.}) 48. Bc2 $1 {[%emt 0:00:03]} Nfe6 {[%emt 0:00:24]} (48... a5 $16 {is a better defense.}) 49. Bb3 $18 {[%emt 0:00:17]} Kf8 {[%emt 0:00:22] [#]} 50. Ng6+ {[%emt 0:00:46]} Kg8 {[%emt 0:00:00]} 51. f4 {[%emt 0:01:00]} gxf4 {[%emt 0:00:16]} 52. Nxf4 {[%emt 0:00:01]} Kf8 {[%emt 0:00:12]} 53. Ng6+ {[%emt 0:01:02]} ({Much less strong is} 53. Rxe6 $6 Nxe6 54. Nxe6+ (54. Bxe6 Rc6 $11) 54... Ke7 $11) (53. Nxe6+ $2 Kxe7 54. Nxg7 Rd3 55. Nf5+ Kf6 $19) 53... Kg8 {[%emt 0:00:01]} 54. h4 {[%emt 0:00:34]} (54. Rb7 $18) 54... Kh7 {[%emt 0:00:45] [#]} (54... a5 $16) 55. h5 $1 {[%emt 0:00:22]} Nc5 {[%emt 0:00:41]} 56. Bf7 {[%emt 0:00:34]} a5 $2 {[%emt 0:01:48]} (56... Nxh5 57. gxh5 Kg7) 57. Rc7 {[%emt 0:00:02]} Ne4 {[%emt 0:00:31]} 58. Nf8+ {[%emt 0:00:29]} Kh8 {[%emt 0:00:02]} 59. Ng6+ {[%emt 0:00:05]} Kh7 {[%emt 0:00:06]} 60. Ne7 $2 {[%emt 0:01:33]} (60. Ne5 $18 {Strongly threatening Bg6+.} Rd1+ 61. Kg2 Rd2+ 62. Kf1) 60... Nxh5 $2 {[%emt 0:01:24][%mdl 8192]} 61. gxh5 {[%emt 0:00:32]} Rd1+ {[%emt 0:00:25]} 62. Kg2 {[%emt 0:00:16]} Kg7 {[%emt 0:00:08]} 63. Bg6 {[%emt 0:00:16]} Ng5 {[%emt 0:00:56]} (63... Nd6 $142 64. Nc6+ Kf6 65. Nxa5 Kg5) 64. Nd5+ {[%emt 0:00:07]} Kf8 {[%emt 0:00:20]} 65. Nf6 {[%emt 0:01:23]} b4 {[%emt 0:00:42]} (65... Rd2+ $142 66. Kg3 Rd1 67. Rc8+ Kg7 68. Ne8+ Kf8 69. Nd6+ Ke7 70. Nxb5 Ra1) 66. cxb4 {[%emt 0:00:09]} axb4 {[%emt 0:00:05]} 67. Rc8+ {[%emt 0:00:40]} Ke7 {[%emt 0:00:18]} 68. Ng8+ {[%emt 0:00:04]} Kd7 {[%emt 0:00:44]} 69. Bf5+ {[%emt 0:00:39]} Ne6 {[%emt 0:00:02]} 70. Rb8 {[%emt 0:00:16]} Kc7 {[%emt 0:00:53] Hoping for ...Nf4+.} 71. Rxb4 {[%emt 0:00:42]} ({Inferior is} 71. Bxe6 Kxb8 72. Bf7 (72. Nxh6 $2 Rd6 $19) 72... Rd6 $11) 71... Rd4 {[%emt 0:00:35]} (71... Ng7 $18 72. Bg4 Rd5) 72. Rxd4 {[%emt 0:00:31] White mates.} Nxd4 {[%emt 0:00:01]} 73. Nxh6 {[%emt 0:00:11]} Kd8 {[%emt 0:00:29]} 74. Kg3 {[%emt 0:00:03]} Ke7 {[%emt 0:00:31]} 75. Bd3 {[%emt 0:00:29]} Ne6 {[%emt 0:01:12]} 76. Ng4 {[%emt 0:00:08]} Kf8 {[%emt 0:00:21]} 77. h6 {[%emt 0:00:24]} Ng5 {[%emt 0:00:38]} 78. Bc4 {[%emt 0:00:34]} Ne4+ {[%emt 0:00:44]} 79. Kf4 {[%emt 0:00:08]} Nd6 {[%emt 0:00:16]} 80. Ba2 {[%emt 0:00:05]} Nc8 {[%emt 0:00:45]} 81. Kg5 {[%emt 0:00:15]} Ne7 {[%emt 0:00:32] Weighted Error Value: White=0.64/Black=0.54} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "3.4"]
[White "Grabinsky, Aaron"]
[Black "Ezra Paul Chambers"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2401"]
[BlackElo "2232"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,83,25,15,29,28,25,27,22,18,22,16,16,16,19,-5,0,-27,-16,-35,-15,-41,-25,-47,-52,-53,0,0,0,-2,-9,-20,0,0,79,0,0,-11,74,88,104,102,104,99,121,101,131,139,135,110,109,87,122,83,78,77,233,230,619,619,616,614,566,369,620,618,698,677,737,737,731,731,729,729,712,685]} 1. e4 {[%emt 0:00:04]} c6 {[%emt 0:00:19]} 2. Nc3 {[%emt 0:00:07]} d5 {[%emt 0:00:07]} 3. Nf3 {[%emt 0:00:06]} dxe4 {[%emt 0:00:12]} 4. Nxe4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:05]} 5. Qe2 {[%emt 0:01:18]} Nxe4 {[%emt 0:00:12]} 6. Qxe4 {[%emt 0:00:05]} Nd7 {[%emt 0:00:08] B11: Caro-Kann: Two Knights Variation.} 7. Bc4 {[%emt 0:00:21] Black must now prevent Ng5.} Nf6 {[%emt 0:00:17] [#]} 8. Ne5 $1 {[%emt 0:00:16][%csl Ge5][%cal Rc4f7]} e6 {[%emt 0:00:13] White has an edge.} 9. Qe2 {[%emt 0:00:10]} b5 {[%emt 0:00:17]} 10. Bb3 {[%emt 0:01:07]} ({Of course not} 10. Nxc6 Qc7 11. Bd3 (11. Bxb5 a6 $17) 11... a6 $15) 10... Qc7 {[%emt 0:00:40]} 11. d4 {[%emt 0:02:08]} Bd6 {[%emt 0:01:20]} 12. Bg5 {[%emt 0:00:48]} O-O {[%emt 0:06:46]} 13. O-O {[%emt 0:08:25]} (13. Bxf6 $5 gxf6 14. Nd3 $11) 13... Nd5 {[%emt 0:08:04] ...f6 is the strong threat.} 14. Nf3 {[%emt 0:02:13]} Bb7 {[%emt 0:07:38] [#]} 15. c3 $146 {[%emt 0:06:13]} ({Predecessor:} 15. c4 bxc4 16. Bxc4 c5 17. Rac1 h6 18. dxc5 Qxc5 19. Bd3 Qb6 20. Bd2 Rac8 21. b3 {1-0 (40) Svidler,P (2714)-Keymer,V (2591) chess24.com INT 2021}) 15... h6 {[%emt 0:03:02]} 16. Be3 {[%emt 0:04:42]} a5 {[%emt 0:10:21]} 17. Rfd1 {[%emt 0:02:22]} c5 {[%emt 0:13:24]} (17... Nxe3 $15 18. fxe3 c5) 18. dxc5 $11 {[%emt 0:04:10]} Bxc5 {[%emt 0:00:34]} 19. Bxc5 {[%emt 0:00:12]} Qxc5 {[%emt 0:00:13]} 20. Qe5 {[%emt 0:07:05] Prevents Nf4.} Rfd8 {[%emt 0:01:30]} 21. a4 {[%emt 0:04:50]} Kf8 {[%emt 0:11:41]} (21... bxa4 $11 {remains equal.} 22. Rxa4 Qb6) 22. axb5 {[%emt 0:05:52]} ({Better is} 22. Ba2 $16) 22... Qxb5 {[%emt 0:00:32]} 23. Nd4 {[%emt 0:00:23]} Qe8 {[%emt 0:05:57]} (23... Qb6 $11 {keeps the balance.}) 24. c4 $16 {[%emt 0:02:46] aiming for Ba4. White is much more active.} Nb4 {[%emt 0:03:43]} 25. Rxa5 {[%emt 0:06:24] Threatens to win with Qc5+.} Kg8 {[%emt 0:00:49]} 26. Rxa8 {[%emt 0:02:09]} Bxa8 {[%emt 0:00:40]} 27. h3 $40 {[%emt 0:03:35][%mdl 128] White attacks with force.} Rc8 {[%emt 0:05:56]} 28. Qd6 {[%emt 0:02:56]} Qf8 {[%emt 0:04:57]} 29. Nb5 {[%emt 0:02:57][%cal Bd4b5,Bb5c3,Bc3a4,Ba4b6,Bd7b6,Bb6d7,Bd7e5,Be5c6][%mdl 32]} Rb8 {[%emt 0:02:11]} 30. Ba4 {[%emt 0:03:30]} Bc6 {[%emt 0:01:04]} 31. Nc3 {[%emt 0:03:35]} Bxa4 {[%emt 0:02:11]} 32. Nxa4 {[%emt 0:01:23]} Qe8 $2 {[%emt 0:01:10] [#] Loses the game.} (32... Qxd6 $16 33. Rxd6 Kf8) 33. Nb6 $1 $18 {[%emt 0:01:04]} Nc6 {[%emt 0:01:58]} (33... Qf8 34. Qxf8+ Rxf8) 34. Nd7 {[%emt 0:02:18]} Rc8 {[%emt 0:00:16]} 35. b4 {[%emt 0:01:11][%cal Bb2b4,Bb4b5][%mdl 32]} Ne7 {[%emt 0:00:19]} 36. Nb6 {[%emt 0:02:51]} Rb8 {[%emt 0:00:59]} (36... Rc6) 37. b5 {[%emt 0:01:48] White is clearly winning.} Nf5 {[%emt 0:00:19]} 38. Qc7 {[%emt 0:00:48]} e5 {[%emt 0:00:41]} 39. Nd7 {[%emt 0:00:54]} Rc8 {[%emt 0:00:30]} 40. Qxe5 {[%emt 0:00:19]} Qxe5 {[%emt 0:00:05]} 41. Nxe5 {[%emt 0:00:16]} f6 {[%emt 0:00:03]} 42. Nc6 {[%emt 0:00:25] Weighted Error Value: White=0.16 (very precise) /Black=0.46} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.20"]
[Round "3.5"]
[White "Proleiko, Julian"]
[Black "Rodriguez Rivera, Pedro"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2204"]
[BlackElo "2197"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,63,39,39,40,56,30,41,29,27,31,46,28,49,29,84,93,113,114,108,121,177,154,184,195,190,183,188,183,194,197,174,173,293,293,279,295,279,289,283,273,288,301,281,266,452,389,629,597,645,629,862,670,660,648,1136,815]} 1. e4 {[%emt 0:00:04]} d6 {[%emt 0:00:02]} 2. d4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:02]} 3. Nc3 {[%emt 0:00:12]} e6 {[%emt 0:00:01]} 4. Nf3 {[%emt 0:00:12]} Be7 {[%emt 0:00:01]} 5. Bd3 {[%emt 0:00:10]} Nbd7 {[%emt 0:00:02]} 6. Bf4 {[%emt 0:01:39] B07: Pirc Defence: Miscellaneous Systems.} a6 {[%emt 0:05:52]} 7. O-O {[%emt 0:02:07] [#]} c5 $146 {[%emt 0:02:13]} ({Predecessor:} 7... b6 8. e5 dxe5 9. dxe5 Nd5 10. Nxd5 exd5 11. c4 Nf8 12. Nd4 Bc5 13. Nf5 Bxf5 14. Bxf5 {1-0 (68) Schwertel,G-Bandl,W GER email 2007}) 8. e5 {[%emt 0:01:07] White is slightly better.} dxe5 {[%emt 0:00:10]} 9. dxe5 {[%emt 0:00:05]} Nd5 {[%emt 0:00:32]} 10. Nxd5 {[%emt 0:00:07]} exd5 {[%emt 0:00:02]} 11. c4 $36 {[%emt 0:11:21][%mdl 2048] White fights for an advantage.} dxc4 {[%emt 0:03:02]} (11... Nb6 $11 {keeps the balance.}) 12. Be4 $1 $16 {[%emt 0:04:05][%cal Oe5e6] White stays focused until the end.} Nb6 {[%emt 0:04:44]} 13. Qc2 {[%emt 0:00:05] And now Rad1 would win. White is more active.} Qc7 {[%emt 0:02:46]} 14. Rad1 {[%emt 0:04:56]} Be6 {[%emt 0:02:58]} (14... Bg4 $16 {might work better.}) 15. Ng5 $1 $18 {[%emt 0:04:01]} (15. Bxh7 Nd5 16. Bg5 g6 17. Bxg6 Nb4 $11) 15... Bxg5 {[%emt 0:03:16]} 16. Bxg5 {[%emt 0:00:02]} h6 {[%emt 0:04:37]} 17. Bh4 {[%emt 0:04:58] f4 is the strong threat.} g5 {[%emt 0:04:07]} 18. Bg3 {[%emt 0:00:04] Black must now prevent f4.} Rd8 {[%emt 0:03:36] [#]} 19. Rd6 {[%emt 0:00:16]} (19. Rxd8+ Kxd8 20. f4 gxf4 21. Bxf4 Kc8 $11) 19... Nc8 {[%emt 0:03:49]} 20. Rxd8+ {[%emt 0:00:19]} Kxd8 {[%emt 0:00:28]} (20... Qxd8 $142 21. Bxb7 O-O) 21. f4 {[%emt 0:01:27]} gxf4 {[%emt 0:05:29] [#]} 22. Rd1+ $1 {[%emt 0:00:04]} ({Not} 22. Bxf4 Ne7 $14) ({Worse is} 22. Rxf4 Nb6 $11) 22... Ke8 {[%emt 0:01:24]} 23. Bh4 {[%emt 0:00:06]} ({Much less strong is} 23. Bxf4 $6 Bg4 $18) 23... Ne7 {[%emt 0:00:35]} 24. Bf6 {[%emt 0:00:21] This bishop pair is nice.} Rg8 {[%emt 0:00:05]} 25. Qa4+ {[%emt 0:11:09]} Bd7 {[%emt 0:03:43]} 26. Qxc4 {[%emt 0:00:06]} b5 $2 {[%emt 0:03:47]} (26... Bb5 27. Qc2 c4) 27. Qf1 {[%emt 0:01:36]} c4 $2 {[%emt 0:20:16]} (27... Nc6 28. Qxf4 Nd4 29. Qxh6 Bc8) 28. Qxf4 {[%emt 0:01:08] White is clearly winning.} c3 {[%emt 0:04:40]} 29. bxc3 {[%emt 0:02:00]} Rg4 {[%emt 0:01:58]} 30. Qf3 {[%emt 0:02:19]} Qc5+ {[%emt 0:03:18]} 31. Kh1 {[%emt 0:00:12]} Be6 {[%emt 0:01:31] [#] Prevents Bf5.} 32. Bc6+ $1 {[%emt 0:01:52][%mdl 512] Weighted Error Value: White=0.12 (very precise) /Black=0.24 (precise)} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "4.1"]
[White "Posthuma, Joshua"]
[Black "Rodriguez Rivera, Pedro"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2405"]
[BlackElo "2197"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,103,23,31,32,34,42,63,66,97,94,92,84,144,159,132,94,119,86,108,114,118,139,148,142,137,137,208,190,177,138,178,178,189,185,296,179,469,488,489,481,503,508,507,472,462,457,666,660,647,604,597,586,947,939,931,899,1195,1197,1132,1172,1112,745,801,736,716,714,756,731,706,673,1221,1115,29973,29975,29975,29976,29976,29977,29977,29977,29980,29981,29981,29982,29982,29983,29983,29984,29983,29984]} 1. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:07]} 2. b3 {[%emt 0:00:29]} g6 {[%emt 0:00:39]} 3. Bb2 {[%emt 0:00:17]} Bg7 {[%emt 0:00:01]} 4. g3 {[%emt 0:01:55]} d6 {[%emt 0:00:19]} 5. d4 {[%emt 0:00:25]} c6 {[%emt 0:00:18]} 6. Bg2 {[%emt 0:00:44]} a5 {[%emt 0:00:15]} 7. O-O {[%emt 0:06:31]} O-O {[%emt 0:00:19]} 8. a4 {[%emt 0:11:38]} Na6 {[%emt 0:00:13]} 9. Nbd2 {[%emt 0:01:47] A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} Nd7 {[%emt 0:03:57]} 10. e4 {[%emt 0:03:53] [#]} Re8 $146 {[%emt 0:04:41]} ({Predecessor:} 10... Qc7 11. Re1 Re8 12. Nc4 Nb4 13. Qd2 d5 14. exd5 cxd5 15. Ne3 Nf6 16. c4 Bf5 {0-1 (38) Ianov,V (2305)-Shtembuliak,E (2352) Lutsk 2015}) 11. Re1 {[%emt 0:04:24] White is slightly better.} Nf8 {[%emt 0:00:26]} 12. Nc4 {[%emt 0:06:15]} Qc7 {[%emt 0:04:25]} 13. Qd2 {[%emt 0:02:29]} d5 {[%emt 0:12:15]} (13... Be6 $142) 14. exd5 $16 {[%emt 0:08:13]} (14. Nxa5 $6 b6 $14) 14... cxd5 {[%emt 0:01:34]} 15. Na3 {[%emt 0:00:35]} ({Much weaker is} 15. Nxa5 $6 b6 $11) 15... Qb6 {[%emt 0:07:19]} 16. Nb5 {[%emt 0:03:55]} Nc7 {[%emt 0:03:01]} 17. c4 {[%emt 0:01:02] White is more active.} Nxb5 {[%emt 0:01:00]} 18. axb5 {[%emt 0:02:52]} Be6 {[%emt 0:13:06]} 19. Bf1 {[%emt 0:02:38]} dxc4 {[%emt 0:02:03]} 20. bxc4 {[%emt 0:00:21]} Rec8 {[%emt 0:00:28]} (20... a4 $16 {might work better.} 21. Ra3 Qc7) 21. Ra4 {[%emt 0:09:57]} Qd8 {[%emt 0:02:10]} 22. Bc3 {[%emt 0:03:55]} b6 {[%emt 0:00:55]} 23. Ne5 {[%emt 0:01:12] And now Nc6 would win.} Bxe5 {[%emt 0:02:16]} 24. Rxe5 {[%emt 0:00:40]} Nd7 {[%emt 0:02:39]} (24... f6 $142) 25. Re4 {[%emt 0:05:28][%cal Oe4e6]} Qf8 $2 {[%emt 0:03:42] [#]} (25... Bf5 {was worth a try.} 26. Re2 e5) 26. Rxe6 $1 $18 {[%emt 0:07:49][%mdl 512]} fxe6 {[%emt 0:00:16] [#]} 27. Bh3 {[%emt 0:00:10] Against Qf5} Qf7 {[%emt 0:00:10]} 28. d5 {[%emt 0:01:41]} Nc5 {[%emt 0:02:22] [#]} 29. Qd4 $1 {[%emt 0:01:10][%csl Gc3][%cal Rd4h8]} Qf6 {[%emt 0:01:43] Inhibits Qh8+.} (29... e5 30. Qxe5) 30. Qe3 {[%emt 0:00:15]} Qf8 {[%emt 0:05:31]} (30... e5 $142 31. Bxe5 (31. Bxc8 Rxc8 32. Bxe5 Qf5 $16) 31... Qf8 32. Bxc8 Qxc8) 31. Bxe6+ {[%emt 0:01:16]} Nxe6 {[%emt 0:00:31]} 32. Qxe6+ {[%emt 0:01:35]} Qf7 {[%emt 0:00:01] ...Qxe6 is the strong threat.} 33. Qxb6 {[%emt 0:00:11]} Rf8 {[%emt 0:05:16]} 34. Qd4 {[%emt 0:01:32][%csl Gc3][%cal Rd4h8]} Qf6 {[%emt 0:00:02] Inhibits Qh8+.} 35. Qxf6 {[%emt 0:00:27]} exf6 {[%emt 0:00:08][%mdl 4096] Endgame KRR-KRB} 36. c5 {[%emt 0:01:00]} Rfd8 {[%emt 0:01:24]} 37. d6 {[%emt 0:00:31]} Kf7 {[%emt 0:00:41]} 38. b6 {[%emt 0:02:30]} Ke6 {[%emt 0:01:07]} 39. c6 {[%emt 0:00:57]} Kxd6 {[%emt 0:03:04]} 40. c7 {[%emt 0:00:15] Threatening mate with Rd4+.} Kc6 {[%emt 0:06:20]} 41. cxd8=Q {[%emt 0:00:33]} Rxd8 {[%emt 0:01:24]} 42. Bxa5 {[%emt 0:01:14] KRB-KR} Rd1+ {[%emt 0:01:09]} 43. Kg2 {[%emt 0:00:01] Black must now prevent Rc4+.} Rb1 {[%emt 0:00:37]} 44. Rb4 {[%emt 0:00:29] White mates.} Rxb4 {[%emt 0:00:15]} 45. Bxb4 {[%emt 0:00:02]} Kxb6 {[%emt 0:00:01] KB-K3P} 46. Kf3 {[%emt 0:00:21]} Kc6 {[%emt 0:00:03]} 47. Bc3 {[%emt 0:00:11]} f5 {[%emt 0:00:07]} 48. Kf4 {[%emt 0:00:05]} Kd5 {[%emt 0:00:08]} 49. Kg5 {[%emt 0:00:18]} Ke4 {[%emt 0:00:36]} 50. Kh6 {[%emt 0:00:16]} Kf3 {[%emt 0:00:11]} 51. Kxh7 {[%emt 0:00:25]} g5 {[%emt 0:00:14]} 52. Kg6 {[%emt 0:00:12][%csl LRf5,LRg5] Weighted Error Value: White=0.10 (very precise) /Black=0.57} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "4.2"]
[White "Ezra Paul Chambers"]
[Black "Proleiko, Julian"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2232"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,119,12,14,18,8,3,43,0,16,2,13,7,3,0,0,0,0,0,0,-37,0,-8,71,77,110,107,135,120,141,124,110,112,95,55,70,24,194,193,175,188,158,205,214,198,191,225,230,212,217,239,235,240,227,275,243,230,189,171,181,181,314,314,307,307,290,285,315,313,296,272,244,218,676,711,710,711,711,711,710,601,692,692,692,664,581,573,1321,1240,1027,1193,1091,1002,29938,12827,29970,29971,29965,29972,6598,5189,29973,29974,29972,29973,29973,29974,29976,29977,29977,29977,29962,6498]} 1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:22]} 2. d4 {[%emt 0:00:18]} d5 {[%emt 0:00:04]} 3. e5 {[%emt 0:00:10]} Bf5 {[%emt 0:00:07]} 4. Nd2 {[%emt 0:00:15]} e6 {[%emt 0:00:07]} 5. Nb3 {[%emt 0:00:13]} c5 {[%emt 0:00:08]} 6. dxc5 {[%emt 0:02:33] B12: Caro-Kann: Advance Variation.} Bxc5 {[%emt 0:01:17]} 7. Bb5+ {[%emt 0:00:50]} Nc6 {[%emt 0:00:09][%cal Og8e7]} 8. Bxc6+ {[%emt 0:00:21] White is slightly better.} (8. a4 $5 {[%cal Rb3c5]} Bf8 9. Nf3 $11) 8... bxc6 {[%emt 0:00:15]} 9. Nxc5 {[%emt 0:00:15] aiming for Nb7.} Qa5+ {[%emt 0:00:05]} 10. c3 {[%emt 0:00:18] And now Nb7 would win.} Qxc5 {[%emt 0:00:04]} 11. Be3 {[%emt 0:00:23]} Qb5 {[%emt 0:00:37] [#]} 12. b4 $146 {[%emt 0:04:00]} ({Predecessor:} 12. Ne2 Qxb2 13. O-O Ne7 14. Bc5 Qb5 15. Bd6 c5 16. c4 dxc4 17. Nc3 Qd7 18. Re1 {1-0 (69) Alekseenko,K (2698)-Csonka,B (2496) Chess.com INT 2022}) 12... a5 {[%emt 0:10:15]} 13. Bc5 {[%emt 0:03:30]} Qc4 {[%emt 0:17:44]} 14. Qd4 {[%emt 0:02:43]} Qxd4 {[%emt 0:04:39]} (14... axb4 {seems wilder.} 15. Bxb4 Ne7 16. Nf3 Kd7) 15. cxd4 {[%emt 0:01:12]} a4 {[%emt 0:01:31]} (15... axb4 $11 16. Bxb4 Ne7) 16. Kd2 $16 {[%emt 0:01:14]} Ne7 {[%emt 0:04:43]} 17. Ne2 {[%emt 0:01:24]} Nc8 {[%emt 0:01:56]} 18. Rac1 {[%emt 0:01:33]} a3 {[%emt 0:02:01]} 19. Rc3 {[%emt 0:01:48]} Kd7 {[%emt 0:00:18]} 20. Rhc1 {[%emt 0:00:53][%cal Ob4b5]} Na7 {[%emt 0:01:21]} 21. Bb6 {[%emt 0:12:50]} ({But not} 21. Rxa3 Nb5 22. Rxa8 Rxa8 $11) 21... Nb5 {[%emt 0:03:53]} 22. Rxc6 {[%emt 0:14:54]} (22. Rc5 $14) 22... Ra6 $2 {[%emt 0:00:06] [#] This move loses the game for Black.} (22... Rhb8 $1 $11 {and Black has nothing to worry.}) 23. Rc7+ $1 $18 {[%emt 0:00:58][%mdl 512]} Nxc7 {[%emt 0:00:05]} 24. Rxc7+ {[%emt 0:00:03]} Kd8 {[%emt 0:00:03]} 25. Rc6+ {[%emt 0:00:58]} Kd7 {[%emt 0:00:44]} 26. b5 {[%emt 0:12:04] Intending Rc7+ and mate.} Rxb6 {[%emt 0:13:04]} (26... Raa8 $2 27. Rc7+ Ke8 28. Bc5 $18) 27. Rxb6 {[%emt 0:00:07][%mdl 4096] Endgame KRB-KRN} Rc8 {[%emt 0:00:03]} 28. Rd6+ {[%emt 0:02:30]} Ke7 {[%emt 0:02:32]} 29. Rc6 {[%emt 0:01:22] Prevents Rc2+.} Rxc6 {[%emt 0:01:20]} 30. bxc6 {[%emt 0:00:01] KB-KN} Kd8 {[%emt 0:00:07] [#]} 31. Kc3 $1 {[%emt 0:00:30] Hoping for Kb4.} Kc7 {[%emt 0:00:15]} 32. Kb4 {[%emt 0:00:29]} Kxc6 {[%emt 0:00:13]} 33. Kxa3 {[%emt 0:01:44] Strongly threatening Kb4.} Kb5 {[%emt 0:00:04]} 34. Kb3 {[%emt 0:00:24]} Bd3 {[%emt 0:00:38]} (34... Bg4 {was worth a try.}) 35. a4+ {[%emt 0:00:35]} Ka5 {[%emt 0:00:04] [#]} 36. Nc1 $1 {[%emt 0:00:18]} Bf1 {[%emt 0:02:43]} 37. g3 {[%emt 0:00:27]} Bc4+ {[%emt 0:02:09]} 38. Ka3 {[%emt 0:00:07]} Ka6 {[%emt 0:01:23]} 39. Nb3 {[%emt 0:00:16]} Kb6 {[%emt 0:00:07]} 40. Kb4 {[%emt 0:00:08]} Ka6 $2 {[%emt 0:00:09]} (40... Be2 41. Nc5 h6) 41. Nc5+ {[%emt 0:01:33]} Kb6 {[%emt 0:00:05]} 42. a5+ {[%emt 0:02:41]} Kc6 {[%emt 0:00:06] [#]} 43. Ne4 $1 {[%emt 0:02:43][%mdl 512]} Bd3 {[%emt 0:00:17]} 44. Nd6 {[%emt 0:02:05]} f6 {[%emt 0:00:45] [#]} 45. exf6 {[%emt 0:04:08]} gxf6 {[%emt 0:00:04]} 46. Ne8 {[%emt 0:00:03]} f5 {[%emt 0:02:09]} 47. Nf6 {[%emt 0:00:40]} f4 {[%emt 0:00:16]} 48. gxf4 {[%emt 0:00:54]} Bf5 {[%emt 0:00:06]} 49. f3 {[%emt 0:00:18]} Bd3 {[%emt 0:00:16]} 50. Ng4 {[%emt 0:00:06] White wants to mate with Ne5+.} Bf5 {[%emt 0:00:08]} 51. Ne5+ {[%emt 0:00:07]} Kb7 {[%emt 0:00:01]} 52. Kb5 {[%emt 0:00:10]} Bh3 {[%emt 0:00:22]} 53. a6+ {[%emt 0:00:04][%cal Ba5a6,Ba6a7][%mdl 32]} Kc7 {[%emt 0:00:05]} 54. Kc5 {[%emt 0:00:38] Nc6 is the strong threat.} Bf1 {[%emt 0:00:05]} 55. a7 {[%emt 0:00:03] White mates.} Kb7 {[%emt 0:00:04]} 56. Kd6 {[%emt 0:00:25]} Bh3 {[%emt 0:00:13]} 57. Nc6 {[%emt 0:00:36]} Bf5 {[%emt 0:00:31]} 58. h4 {[%emt 0:01:22]} Bh3 {[%emt 0:00:06]} 59. Nd8+ {[%emt 0:00:25]} Kxa7 {[%emt 0:00:05]} 60. Nxe6 {[%emt 0:00:03] Weighted Error Value: White=0.05 (flawless) /Black=0.57} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "4.3"]
[White "Antova, Gabriela"]
[Black "Grabinsky, Aaron"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2293"]
[BlackElo "2401"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,106,14,33,39,20,20,25,30,25,22,28,64,13,52,47,57,38,47,41,32,9,19,0,28,-45,-47,-65,-49,-121,-131,-131,-141,-133,-117,-108,-125,-140,-43,-39,-21,-55,-36,-45,0,0,0,0,0,0,0,0,22,0,70,58,66,70,63,82,62,0,72,0,53,47,88,110,127,116,110,59,201,167,236,247,718,268,253,216,183,-135,-132,-512,-512,-487,-362,-445,-455,-613,-618,-1035,-1045,-29983,-29984,-29997,-29998,-29998,-29999]} 1. d4 {[%emt 0:00:05]} e6 {[%emt 0:00:22]} 2. c4 {[%emt 0:01:17]} Nf6 {[%emt 0:00:08]} 3. Nf3 {[%emt 0:00:11]} Bb4+ {[%emt 0:00:07]} 4. Nbd2 {[%emt 0:00:15]} O-O {[%emt 0:00:16]} 5. a3 {[%emt 0:00:24]} Be7 {[%emt 0:00:07]} 6. e4 {[%emt 0:00:38]} d6 {[%emt 0:00:19][%cal Oe6e5] E11: Bogo-Indian.} 7. Be2 {[%emt 0:04:40]} Nfd7 {[%emt 0:00:11]} 8. b4 {[%emt 0:08:07]} a5 {[%emt 0:02:40] White has an edge.} 9. Bb2 {[%emt 0:03:46]} e5 {[%emt 0:04:46]} 10. d5 {[%emt 0:05:44]} c5 {[%emt 0:02:03]} 11. bxa5 {[%emt 0:05:57]} ({White should play} 11. b5 $14) 11... Rxa5 {[%emt 0:01:38] [#]} 12. Bc3 $146 {[%emt 0:05:05]} ({Predecessor:} 12. O-O Ra6 13. Ne1 Nf6 14. g3 Bh3 15. Ng2 Nbd7 16. f4 g6 17. Rf2 h5 18. Ne3 {½-½ (46) Gajewski,G (2596)-Tratar,M (2419) Tornelo INT 2021}) 12... Ra6 {[%emt 0:01:00]} 13. Qc2 {[%emt 0:01:27]} g6 {[%emt 0:00:50]} 14. Bd3 {[%emt 0:10:54]} Nf6 {[%emt 0:00:53]} 15. a4 {[%emt 0:04:02]} Nh5 {[%emt 0:00:22]} 16. g3 {[%emt 0:02:42]} f5 {[%emt 0:02:14][%cal Bf7f5,Bf5f4][%mdl 32]} 17. Nb3 {[%emt 0:06:30]} (17. exf5 $11 Bxf5 18. O-O) 17... f4 $15 {[%emt 0:06:17] And now ...fxg3 would win.} 18. Nfd2 {[%emt 0:03:43]} Qe8 {[%emt 0:02:18]} 19. a5 {[%emt 0:01:18]} (19. Be2 $15) 19... Qf7 $1 $17 {[%emt 0:04:30]} 20. O-O-O {[%emt 0:05:04]} b6 {[%emt 0:05:22]} 21. Kb2 {[%emt 0:01:12]} bxa5 {[%emt 0:00:54]} 22. Bxa5 {[%emt 0:02:19]} Bg5 {[%emt 0:12:21]} 23. g4 {[%emt 0:03:00]} Ng7 {[%emt 0:01:38]} (23... Bxg4 $17 24. Rdg1 Bh4) 24. f3 $15 {[%emt 0:00:33]} Bh4 {[%emt 0:01:01]} 25. Rhf1 {[%emt 0:01:06]} Qb7 {[%emt 0:01:26]} 26. Ra1 {[%emt 0:00:49]} Ne8 {[%emt 0:03:31]} 27. Nb1 {[%emt 0:05:19][%cal Bd2b1,Bb1c3,Bc3b5][%mdl 32]} Bd7 {[%emt 0:02:42]} 28. Nc3 {[%emt 0:02:51]} Ra8 {[%emt 0:02:20]} 29. Nb5 {[%emt 0:03:18]} Na6 {[%emt 0:05:37]} 30. Rfb1 {[%emt 0:04:28]} Kf7 {[%emt 0:04:53]} 31. Qe2 {[%emt 0:03:58]} h5 {[%emt 0:03:33]} ({Black should try} 31... Be7 $11) 32. gxh5 $14 {[%emt 0:01:03]} gxh5 {[%emt 0:08:43]} 33. Rg1 $1 {[%emt 0:00:21]} Bh3 $1 {[%emt 0:03:43] Against Qg2} 34. Bc3 {[%emt 0:01:50]} Qb6 {[%emt 0:02:24]} 35. Ba5 {[%emt 0:00:20]} (35. Qd2 $14) 35... Qb8 {[%emt 0:00:57]} (35... Qb7 $11 {keeps the balance.}) 36. Be1 {[%emt 0:03:07]} (36. Qd2 $16) 36... Bf6 {[%emt 0:03:18]} (36... Bxe1 $11 37. Qxe1 Nb4 38. Rxa8 Nxd3+ 39. Kc3 Qxa8) 37. Na5 {[%emt 0:00:18]} Nec7 {[%emt 0:02:13]} 38. Nc6 {[%emt 0:00:16]} Qb7 {[%emt 0:00:07]} 39. Ba5 $1 $36 {[%emt 0:00:37][%mdl 2048] Keeping Black busy.} Rg8 {[%emt 0:04:17]} 40. Kc3 {[%emt 0:01:12]} (40. Qf2 $16) 40... Nxb5+ {[%emt 0:00:36]} (40... Ne8 $1 $14) 41. cxb5 $18 {[%emt 0:00:05]} Nc7 {[%emt 0:00:52]} (41... Nb8 {was called for.} 42. Qa2 (42. Rxg8 Kxg8 43. Qb2 Nd7 $16) 42... Nd7) 42. Bc4 {[%emt 0:00:41]} Bh4 $2 {[%emt 0:01:52] [#]} (42... Ne8 43. Qf2 Rg6) 43. Rxg8 $2 {[%emt 0:00:53]} (43. Nxe5+ $1 {[%mdl 512]} dxe5 44. Bxc7 Rxg1 45. Rxg1) 43... Kxg8 {[%emt 0:00:22]} 44. Ra2 {[%emt 0:00:26] aiming for Bxc7.} Ne8 {[%emt 0:01:02]} 45. Bd8 $2 {[%emt 0:00:33]} Bxd8 $17 {[%emt 0:00:47]} 46. Nxd8 $2 {[%emt 0:00:29][%mdl 8192]} (46. Ra6 $17 {was the crucial defense.}) 46... Rxd8 $19 {[%emt 0:00:07]} 47. Qe1 {[%emt 0:00:03]} Qe7 {[%emt 0:02:00] Inhibits Qh4.} 48. b6 {[%emt 0:00:04] [#]} Rb8 $1 {[%emt 0:00:30]} 49. Ra7 {[%emt 0:00:29]} Qg5 {[%emt 0:00:17]} 50. Bb5 {[%emt 0:00:51] [#]} Rxb6 $1 {[%emt 0:00:52]} 51. Bxe8 {[%emt 0:00:28]} (51. Be2 Qg2) 51... Qg2 $1 {[%emt 0:00:07][%csl LRf3,LRh2] Black mates.} 52. Ba4 {[%emt 0:01:10]} Qb2+ {[%emt 0:00:25]} 53. Kd3 {[%emt 0:00:11]} c4+ {[%emt 0:00:08] Weighted Error Value: White=0.72/Black=0.24 (precise)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "4.4"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Marek, Matyas"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2337"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,98,15,18,21,14,16,18,13,15,22,15,0,15,16,7,13,6,16,31,7,17,15,22,-23,-9,-22,-27,-18,-7,-23,-29,-20,0,-33,-42,-34,-30,-39,-35,-43,-22,-18,-30,-27,-17,-47,-24,-11,-22,-12,-31,-27,0,-7,0,-7,-8,-4,0,-18,-8,-38,-32,-230,-8,-10,0,-25,-12,-106,-109,-98,-93,-89,-98,-99,-98,-199,-56,-138,-134,-556,-514,-29965,-29965,-5497,-5481,-29975,-4945]} 1. d4 {[%emt 0:13:11]} d5 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:16]} dxc4 {[%emt 0:00:05]} 3. e3 {[%emt 0:00:25]} Nf6 {[%emt 0:00:04]} 4. Bxc4 {[%emt 0:00:35]} e6 {[%emt 0:00:04]} 5. Nf3 {[%emt 0:00:33]} a6 {[%emt 0:00:04]} 6. O-O {[%emt 0:02:21]} c5 {[%emt 0:00:02]} 7. Be2 {[%emt 0:01:56] D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} Nc6 {[%emt 0:02:41]} (7... cxd4 {keeps more tension.} 8. Nxd4 e5 9. Nf3 Qc7) 8. Nc3 {[%emt 0:07:16]} cxd4 {[%emt 0:00:45]} 9. exd4 {[%emt 0:00:12] The position is equal.} Be7 {[%emt 0:00:08]} 10. Be3 {[%emt 0:01:12]} O-O {[%emt 0:00:14]} 11. Rc1 {[%emt 0:00:20]} Nb4 {[%emt 0:03:53]} 12. Ne5 {[%emt 0:04:30]} Nbd5 {[%emt 0:06:45] [#]} 13. Bf3 $146 {[%emt 0:05:19]} (13. Bd3 {seems wilder.} Bd7 14. Nxd5 Nxd5 15. Qh5) ({Predecessor:} 13. Qb3 Nxe3 14. fxe3 Nd5 15. Ne4 f6 16. Nf3 Bd7 17. Nc5 Bxc5 18. Rxc5 Bc6 19. Rd1 Qb6 20. Bc4 Qxb3 21. Bxb3 Rfd8 22. e4 Nc7 23. d5 {1-0 (23) Guimaraes Jr,A (1800)-Da Silva,R (2212) Belem 2010}) 13... Nxe3 {[%emt 0:08:35]} 14. fxe3 {[%emt 0:00:13]} Nd7 {[%emt 0:00:02]} 15. Nd3 {[%emt 0:05:05]} Rb8 {[%emt 0:02:47]} 16. b4 {[%emt 0:13:32]} Bg5 {[%emt 0:16:43]} 17. Qe2 {[%emt 0:02:53]} Nb6 {[%emt 0:08:35]} 18. Ne4 {[%emt 0:05:53]} Bh6 {[%emt 0:01:48]} 19. Ne5 {[%emt 0:01:23]} g6 {[%emt 0:10:31]} 20. Nc3 {[%emt 0:08:39]} Nd7 {[%emt 0:03:21]} 21. Nc4 {[%emt 0:00:59]} Nb6 {[%emt 0:01:50]} 22. Rfe1 {[%emt 0:02:41]} Nxc4 {[%emt 0:01:35]} 23. Qxc4 {[%emt 0:00:08]} Bd7 {[%emt 0:00:03]} 24. Qb3 {[%emt 0:01:54]} Qe7 {[%emt 0:03:22]} 25. Ne4 {[%emt 0:04:49]} Rfc8 {[%emt 0:00:25][%cal Bf8c8,Bc8c6,Bc6b6,Bb6b5][%mdl 32]} 26. Nc5 {[%emt 0:02:13]} Bc6 {[%emt 0:00:29]} 27. Bxc6 {[%emt 0:00:31]} Rxc6 {[%emt 0:00:05]} 28. a4 {[%emt 0:00:08]} Rbc8 {[%emt 0:03:00]} (28... b6 $5 {[%cal Rb6c5]} 29. Ne4 (29. Nxa6 Rxc1 30. Rxc1 Rd8 $15) 29... Rbc8 30. Rxc6 Rxc6 $15) 29. a5 {[%emt 0:01:32]} b6 {[%emt 0:05:08]} 30. axb6 {[%emt 0:00:11]} Rxb6 {[%emt 0:00:01]} 31. Qc4 {[%emt 0:00:17]} Rcc6 {[%emt 0:06:51]} 32. Rb1 {[%emt 0:00:40]} Qa7 {[%emt 0:01:39]} 33. Rb3 {[%emt 0:04:10]} Rb5 {[%emt 0:00:19]} 34. Ra1 {[%emt 0:00:43] Qxb5 is the strong threat.} Qb6 {[%emt 0:02:45]} 35. Kf2 {[%emt 0:04:34]} Bf8 {[%emt 0:00:49]} 36. Ra4 {[%emt 0:01:12]} e5 {[%emt 0:02:35]} (36... Qd8 {feels hotter.} 37. g3 e5 38. Ra2 exd4 39. exd4 Rf6+) 37. Qd3 $2 {[%emt 0:03:51]} ({White should play} 37. Kg1 $15) 37... Bxc5 $2 {[%emt 0:03:53]} (37... Qd8 $1 $19 {aiming for ...exd4.} 38. Kg1 exd4) 38. dxc5 $11 {[%emt 0:00:06]} Qb8 {[%emt 0:00:11]} 39. Qe4 {[%emt 0:01:33]} Rf6+ {[%emt 0:05:43]} 40. Ke2 {[%emt 0:00:02] [#]} (40. Kg3 $11 {remains equal.}) 40... Rxc5 $3 $17 {[%emt 0:00:43][%mdl 512]} 41. bxc5 {[%emt 0:01:42]} Qxb3 {[%emt 0:00:01][%mdl 4096] Endgame KQR-KQR} 42. Rc4 {[%emt 0:00:14]} Qb2+ $1 {[%emt 0:01:26]} 43. Qc2 {[%emt 0:00:02] [#]} Qb5 {[%emt 0:00:32] Black is more active.} ({Much weaker is} 43... Qa1 $6 44. Qc1 Qa2+ 45. Qc2 $11) 44. Qd3 {[%emt 0:00:50] [#]} (44. g4 $17 {was called for.}) 44... Kg7 {[%emt 0:00:31]} ({Better is} 44... a5 $1 $19 {[%cal Ra5a4] White must now prevent ...a4.} 45. Qc2 a4 46. Qxa4 Qb1) 45. e4 {[%emt 0:01:01]} (45. Qe4 $1 $15) 45... a5 {[%emt 0:00:25]} 46. Rc2 $2 {[%emt 0:00:42][%mdl 8192]} (46. Ke3 $17 {is tougher.}) 46... Qb1 $19 {[%emt 0:01:13] Hoping for ...a4.} 47. Ke3 {[%emt 0:00:39]} (47. Qc3 $19 a4 48. Qb2 Qf1+ 49. Ke3 Qf4+ 50. Kd3) 47... Qg1+ {[%emt 0:00:20]} 48. Kd2 {[%emt 0:00:22]} Rf2+ {[%emt 0:00:13]} 49. Kc3 {[%emt 0:00:17]} Qa1+ {[%emt 0:00:40] Weighted Error Value: White=0.56/Black=0.18 (very precise)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "4.5"]
[White "Lee, Alice"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2344"]
[BlackElo "2257"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,96,16,17,17,17,19,19,20,14,18,17,16,16,18,17,9,34,9,45,0,23,0,0,0,0,0,14,-6,0,10,13,0,0,-10,0,0,0,-46,-22,-22,-20,-53,-12,-10,0,0,0,-33,-41,-65,-65,-65,-65,-65,-65,-65,-12,-12,-12,-12,-12,-19,-12,-19,0,-65,-2,-7,0,0,0,-58,0,-65,-65,-65,-65,-65,-63,-65,0,-65,-65,-65,0,-65,0,-65,0]} 1. d4 {[%emt 0:00:01]} d5 {[%emt 0:15:11]} 2. c4 {[%emt 0:00:08]} e6 {[%emt 0:00:22]} 3. Nf3 {[%emt 0:00:16]} Nf6 {[%emt 0:00:21]} 4. Nc3 {[%emt 0:00:15]} a6 {[%emt 0:00:13]} 5. c5 {[%emt 0:00:34]} b6 {[%emt 0:04:10]} 6. cxb6 {[%emt 0:00:29] D37: Queen's Gambit Declined: 5 Bf4.} cxb6 {[%emt 0:00:21]} ({But not} 6... Nbd7 7. bxc7 Qxc7 8. Bd2 $14) 7. Bf4 {[%emt 0:00:47]} Bd6 {[%emt 0:01:22]} 8. e3 {[%emt 0:02:58] The position is equal.} Bxf4 {[%emt 0:11:02]} 9. exf4 {[%emt 0:00:09]} Nc6 {[%emt 0:00:02]} 10. Bd3 {[%emt 0:03:38]} Qd6 {[%emt 0:02:18]} 11. g3 {[%emt 0:00:50]} O-O {[%emt 0:03:04]} 12. O-O {[%emt 0:00:28] [#]} Bb7 $146 {[%emt 0:01:54]} ({Predecessor:} 12... Bd7 13. Rc1 Rfc8 14. Re1 b5 15. Bb1 Ne7 16. Ne5 b4 17. Ne2 Bb5 18. Rxc8+ Rxc8 {½-½ (30) Visakh,N (2518)-Rakhmanov,A (2645) Moscow 2020}) 13. Rc1 {[%emt 0:02:23]} (13. Na4 $5 {[%cal Ra4b6]}) 13... Rac8 {[%emt 0:02:44]} (13... Rfc8 {is more complex.} 14. Ne5 g6 15. Ne2 Nb4) 14. Re1 {[%emt 0:03:27]} (14. Na4 $5 {[%cal Ra4b6]}) 14... Rc7 {[%emt 0:11:45]} 15. Bb1 {[%emt 0:12:28]} Ne7 {[%emt 0:02:41]} 16. Ne5 {[%emt 0:02:59]} Rfc8 {[%emt 0:01:44]} 17. a3 {[%emt 0:05:57]} b5 {[%emt 0:04:08]} 18. Qb3 {[%emt 0:03:11]} Nc6 {[%emt 0:11:49]} 19. Nxc6 {[%emt 0:03:47]} Rxc6 {[%emt 0:01:27]} 20. Rcd1 {[%emt 0:01:39]} g6 {[%emt 0:03:48]} 21. Bd3 {[%emt 0:07:29]} R6c7 {[%emt 0:01:19]} 22. h4 {[%emt 0:02:46]} h5 {[%emt 0:05:07]} 23. Re2 {[%emt 0:08:24]} (23. Qc2 $11) 23... Kg7 {[%emt 0:01:20][%cal Oc7c4]} (23... Rc4 $5) 24. Ree1 {[%emt 0:03:42]} Nd7 {[%emt 0:02:28]} 25. Kg2 {[%emt 0:02:52]} Rc4 {[%emt 0:01:42]} 26. Ne2 {[%emt 0:04:12]} Nb8 {[%emt 0:03:15]} 27. Kg1 {[%emt 0:01:57]} R4c7 {[%emt 0:00:04]} 28. Qa2 {[%emt 0:06:18]} b4 {[%emt 0:03:23]} 29. a4 {[%emt 0:01:45]} a5 $1 {[%emt 0:01:00]} 30. b3 {[%emt 0:01:31]} Ba6 {[%emt 0:00:18]} 31. Qd2 {[%emt 0:00:47]} Bxd3 {[%emt 0:01:29]} 32. Qxd3 {[%emt 0:00:03]} Rc2 {[%emt 0:00:05]} (32... Nd7 $15) 33. Rc1 $11 {[%emt 0:02:03]} Rxc1 {[%emt 0:02:07]} 34. Rxc1 {[%emt 0:00:05]} Rxc1+ {[%emt 0:00:11]} 35. Nxc1 {[%emt 0:00:05][%mdl 4096] Endgame KQN-KQN} Qc7 {[%emt 0:00:42]} 36. Ne2 {[%emt 0:00:56]} Nd7 {[%emt 0:00:29]} 37. Kg2 {[%emt 0:01:19]} (37. f3 $1 $11) 37... Kf8 {[%emt 0:00:23]} ({Black should try} 37... Nf6 $15) 38. f3 {[%emt 0:01:15]} Ke7 {[%emt 0:00:35]} 39. Kf2 {[%emt 0:00:17]} Nf6 {[%emt 0:00:56]} 40. Ke3 {[%emt 0:00:31]} ({Better is} 40. f5 $11 gxf5 41. Qd2) 40... Ne8 {[%emt 0:00:11]} (40... Qc6 $1 $15) 41. Kd2 {[%emt 0:01:32]} (41. f5 $1 $11) 41... Nd6 $15 {[%emt 0:00:05]} 42. Ke3 {[%emt 0:02:49]} Nf5+ {[%emt 0:00:37]} 43. Kf2 {[%emt 0:00:03]} Qb6 {[%emt 0:00:59]} 44. Kg2 {[%emt 0:00:54]} Qc7 {[%emt 0:00:43]} ({Black should play} 44... Qd8 $15) 45. Kh3 {[%emt 0:02:04]} (45. Kf2 $11) 45... Nd6 {[%emt 0:00:05]} 46. Kg2 {[%emt 0:00:34]} Nf5 {[%emt 0:00:30]} 47. Kh3 {[%emt 0:00:09]} Nd6 {[%emt 0:00:26]} 48. Kg2 {[%emt 0:00:10]} Nf5 {[%emt 0:00:07] Weighted Error Value: White=0.17 (very precise) /Black=0.16 (very precise)} (48... Kf8 $15) 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "5.1"]
[White "Yu, Jennifer"]
[Black "Posthuma, Joshua"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2257"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,78,17,25,23,30,21,28,16,48,54,91,89,93,77,96,39,21,18,12,-20,-8,0,-12,-14,-4,-122,0,-80,17,4,24,-162,-156,-226,-237,-224,-215,-195,-58,-795,-788,-787,-768,-775,-644,-500,0,0,0,0,0,0,0,0,17,17,17,0,0,0,0,0,0,0,0,-29978,-29979,-29991,-29992]} 1. d4 {[%emt 0:07:05]} Nf6 {[%emt 0:00:21]} 2. c4 {[%emt 0:00:29]} b6 {[%emt 0:00:11]} 3. Nc3 {[%emt 0:00:25]} Bb7 {[%emt 0:00:13]} 4. Qc2 {[%emt 0:00:35]} d5 {[%emt 0:00:31]} 5. cxd5 {[%emt 0:00:25]} Nxd5 {[%emt 0:00:12]} 6. Nf3 {[%emt 0:00:24]} e6 {[%emt 0:00:50]} 7. e4 {[%emt 0:00:44] A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} Nxc3 {[%emt 0:00:09]} 8. bxc3 {[%emt 0:00:07]} Be7 {[%emt 0:01:23]} 9. Bf4 {[%emt 0:00:30] [#] White has an edge.} Nd7 $146 {[%emt 0:13:44]} ({Predecessor:} 9... O-O 10. Bd3 c5 11. d5 exd5 12. exd5 Qxd5 13. O-O-O Qh5 14. Be4 Bc6 15. Rhe1 c4 16. Bxh7+ Qxh7 17. Qxh7+ Kxh7 18. Rxe7 {½-½ (46) Laghetti,G (2487)-Serner,A (2412) ICCF email 2020}) 10. Rd1 {[%emt 0:05:49]} g5 {[%emt 0:01:38]} 11. Bg3 {[%emt 0:05:58]} h5 {[%emt 0:04:36]} 12. h4 {[%emt 0:06:12]} g4 {[%emt 0:04:42]} 13. Ng5 {[%emt 0:22:30]} ({Better is} 13. Nd2 $1 $16) 13... Bxg5 $14 {[%emt 0:05:36]} 14. hxg5 {[%emt 0:00:07]} Qxg5 {[%emt 0:00:22]} 15. Bxc7 {[%emt 0:01:20]} Rc8 $36 {[%emt 0:15:17][%mdl 2048] Black has good play.} 16. Bd6 {[%emt 0:00:59]} h4 {[%emt 0:13:41]} 17. Rd2 {[%emt 0:22:54]} Rh6 {[%emt 0:09:24]} 18. Qd3 {[%emt 0:12:29]} (18. Ba3 $11) 18... Rc6 {[%emt 0:10:41]} (18... f5 $1 $17 19. exf5 h3) 19. Bb4 {[%emt 0:01:49]} (19. Ba3 $11 {keeps the balance.}) 19... a5 {[%emt 0:02:50]} (19... Nf6 $1 $17) 20. Ba3 $11 {[%emt 0:00:06]} f5 {[%emt 0:03:32][%cal Bf7f5,Bf5e4][%mdl 32]} 21. d5 $2 {[%emt 0:04:33]} (21. exf5 $11 Qxf5 22. Qe3) 21... fxe4 $19 {[%emt 0:00:39]} 22. Qb5 {[%emt 0:02:30]} (22. Qd4 $17 {was necessary.} exd5 23. Rd1) 22... exd5 {[%emt 0:01:57]} 23. Rxd5 {[%emt 0:00:05]} Qg7 {[%emt 0:00:43]} 24. Rd4 {[%emt 0:00:24]} g3 {[%emt 0:03:25]} (24... Rxc3 {[#]} 25. Rxd7 $1 {[%mdl 512]} Qxd7 26. Qe5+ Kd8 27. Qg5+ (27. Qxc3 e3 $18) 27... Kc7 28. Qe5+ (28. Qxh6 e3 $18) 28... Kd8 29. Qg5+ (29. Qxc3 e3 $18) 29... Kc7 30. Qxh6 $18 (30. Qe5+ Kd8 $18)) (24... h3 $19 25. Bc1 (25. gxh3 $2 e3 $19) 25... Nc5 $1) 25. Rxe4+ $2 {[%emt 0:02:55][%mdl 8192]} (25. Rh3 $15) 25... Rce6 {[%emt 0:00:18]} 26. Rxe6+ {[%emt 0:00:55]} Rxe6+ {[%emt 0:00:01]} 27. Kd2 {[%emt 0:00:48]} Qh6+ {[%emt 0:01:13]} 28. Kc2 {[%emt 0:00:11]} Re5 $2 {[%emt 0:02:00]} (28... Be4+ $19 29. Bd3 gxf2) 29. Qc4 $11 {[%emt 0:01:02]} Be4+ {[%emt 0:01:03]} 30. Bd3 {[%emt 0:00:06]} Bxd3+ {[%emt 0:00:10]} 31. Kxd3 {[%emt 0:00:57] Black must now prevent Qc8+.} Qg6+ {[%emt 0:03:20]} 32. Kd2 {[%emt 0:00:04] Threatens to win with Qc8+.} Nc5 {[%emt 0:01:03]} 33. Bxc5 {[%emt 0:00:40]} Rxc5 {[%emt 0:00:12][%mdl 4096] Endgame KQR-KQR. Really sharp!} (33... bxc5 34. Qxh4 Rd5+ 35. Kc1 Qg5+ 36. Qxg5 Rxg5 37. f3 $16) 34. Re1+ {[%emt 0:00:48]} Kd7 {[%emt 0:00:21]} 35. Qxh4 {[%emt 0:00:24] And now Qe7+ would win.} Rd5+ {[%emt 0:01:06]} 36. Kc1 {[%emt 0:00:09]} Qd3 {[%emt 0:00:32]} 37. Qa4+ {[%emt 0:00:51]} Kd6 {[%emt 0:00:28]} ({But not} 37... b5 38. Qg4+ Kc7 39. Qg7+ (39. Qxg3+ Qxg3 40. fxg3 Rd3 $11) 39... Rd7 40. Qe5+ (40. Qxg3+ Qxg3 41. fxg3 Rd3 $11) 40... Kc8 41. f3 $14 (41. fxg3 b4 $14)) 38. Qc2 {[%emt 0:00:33][%mdl 8192]} (38. Rd1 $11 Qxc3+ 39. Kb1) 38... gxf2 {[%emt 0:00:17][%mdl 64] Deflection} ({Weaker is} 38... Qxc2+ 39. Kxc2 gxf2 40. Rf1 $11) 39. Qxf2 {[%emt 0:00:33]} Qxc3+ {[%emt 0:00:10] Weighted Error Value: White=0.65/Black=0.30} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "5.2"]
[White "Marek, Matyas"]
[Black "Lee, Alice"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2363"]
[BlackElo "2344"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,78,5,12,3,6,5,7,-20,-16,-15,0,17,-3,-44,0,0,0,0,0,0,0,-10,0,0,0,-57,-53,-53,-54,-48,-35,-40,-33,-45,-30,-62,-2,-68,-62,-75,-75,-60,-45,-57,-18,-27,-22,-22,-14,-18,-16,-23,-30,-22,-21,-182,-9,-16,-25,-75,0,0,19,-14,0,0,0,-10,-6,-25,0]} 1. Nf3 {[%emt 0:00:09]} d5 {[%emt 0:00:06]} 2. e3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:14]} 3. b3 {[%emt 0:00:14]} Bg4 {[%emt 0:01:27]} 4. c4 {[%emt 0:01:35]} e6 {[%emt 0:00:30]} 5. Bb2 {[%emt 0:02:58]} Nbd7 {[%emt 0:00:59][%cal Bb8d7,Bd7c5,Bc5e4][%mdl 32]} 6. Nc3 {[%emt 0:00:17] A06: Réti Opening: 1 Nf3 d5.} c6 {[%emt 0:04:26]} 7. h3 {[%emt 0:02:25]} Bh5 {[%emt 0:00:41]} 8. g4 {[%emt 0:01:31] The position is equal.} Bg6 {[%emt 0:00:09]} 9. Nh4 {[%emt 0:00:06]} Nc5 {[%emt 0:07:15]} 10. Nxg6 {[%emt 0:05:51]} hxg6 {[%emt 0:00:20] [#]} 11. Be2 $146 {[%emt 0:00:56]} (11. b4 $5 {[%cal Rb4c5]} Nce4 12. c5 $11) ({Predecessor:} 11. Qe2 a5 12. Rb1 Be7 13. f3 g5 14. Kf2 d4 15. Nd1 d3 16. Qe1 Qc7 17. Kg2 {0-1 (53) Salinas Herrera,P (2514)-Bluebaum,M (2670) Chess.com INT 2021}) 11... Nce4 {[%emt 0:12:30]} (11... d4 $5 {[%cal Rd4c3]} 12. Na4 Nxa4 13. bxa4 Bc5 $15) 12. d3 {[%emt 0:00:44]} Nxc3 {[%emt 0:05:19]} 13. Bxc3 {[%emt 0:00:06]} g5 {[%emt 0:00:22]} 14. Qc2 {[%emt 0:04:09]} Bd6 {[%emt 0:14:34]} 15. O-O-O {[%emt 0:03:14]} Qe7 {[%emt 0:05:17]} 16. Kb1 {[%emt 0:01:10][%cal Of2f4]} O-O-O {[%emt 0:01:53]} 17. cxd5 {[%emt 0:06:06]} (17. Bf3 $11) 17... exd5 $15 {[%emt 0:00:25]} 18. Bf3 {[%emt 0:00:17]} Kb8 {[%emt 0:02:31]} 19. Bg2 {[%emt 0:02:58]} Be5 {[%emt 0:00:42]} 20. d4 {[%emt 0:07:56]} Bc7 {[%emt 0:01:05]} 21. Rhe1 {[%emt 0:01:55]} Ne4 {[%emt 0:03:32]} 22. Bb2 {[%emt 0:01:07]} Nd6 {[%emt 0:01:27]} ({Black should play} 22... Ba5 $15 23. Re2 Bb4) 23. f3 {[%emt 0:01:42]} (23. e4 $1 $11 dxe4 24. d5) 23... Nb5 {[%emt 0:00:52]} 24. Qd3 {[%emt 0:01:47]} Bg3 {[%emt 0:03:01]} 25. Re2 {[%emt 0:01:01][%cal Of3f4]} Qd7 {[%emt 0:00:41]} 26. Bc1 {[%emt 0:04:08]} Rde8 {[%emt 0:04:19]} 27. a4 {[%emt 0:05:03]} Nc7 {[%emt 0:00:11]} 28. Rb2 {[%emt 0:04:13]} Bd6 {[%emt 0:01:07]} 29. b4 $1 {[%emt 0:04:02]} Re6 {[%emt 0:06:06]} 30. b5 {[%emt 0:01:52]} cxb5 {[%emt 0:00:23]} 31. axb5 {[%emt 0:00:01]} Be7 {[%emt 0:00:22]} 32. e4 $2 {[%emt 0:05:37]} (32. Bf1 $11 {and White has nothing to worry.}) 32... Rd8 $2 {[%emt 0:01:40]} ({Better is} 32... Rb6 $19 {[%cal Rc7b5]} 33. Bf1 Rhh6) 33. Be3 {[%emt 0:09:56]} f6 {[%emt 0:01:08]} 34. Rc1 {[%emt 0:01:46] [#]} (34. Bf1 $11) 34... Rb6 {[%emt 0:01:19]} (34... Bd6 $1 $17) 35. Bf1 $11 {[%emt 0:00:24]} Ne6 {[%emt 0:00:42]} 36. Rd1 {[%emt 0:01:42]} Nf4 {[%emt 0:01:20]} 37. Qb3 {[%emt 0:01:08]} Rc8 {[%emt 0:04:17]} 38. Rc1 {[%emt 0:04:11]} Rxc1+ {[%emt 0:00:16]} 39. Kxc1 {[%emt 0:00:08]} Qd6 {[%emt 0:01:14] Weighted Error Value: White=0.22 (precise) /Black=0.22 (precise)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "5.3"]
[White "Grabinsky, Aaron"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2401"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,117,5,11,9,16,20,22,17,13,-4,0,-4,-10,0,-8,-16,0,0,9,19,19,8,21,0,23,4,58,23,55,56,54,43,34,0,0,0,0,0,5,20,31,44,62,56,80,91,112,77,149,113,193,107,173,129,125,46,56,63,81,-73,-66,-127,-123,-130,-131,-133,-135,-222,-221,-202,-111,-125,-82,-75,-72,-83,-86,-70,-75,-114,-100,-125,-96,-98,-98,-167,-147,-135,-81,-95,-8,-8,-8,-8,-8,-8,0,-8,0,0,0,0,0,0,0,-8,-8,-8]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:12]} 2. Bf4 {[%emt 0:00:17]} d5 {[%emt 0:00:24]} 3. e3 {[%emt 0:00:06]} c5 {[%emt 0:00:31]} 4. c3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:42]} 5. Nd2 {[%emt 0:00:11]} e6 {[%emt 0:01:29]} 6. Ngf3 {[%emt 0:00:31]} cxd4 {[%emt 0:02:11] is the new trend.} 7. exd4 {[%emt 0:00:10] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Nh5 {[%emt 0:00:40]} 8. Be3 {[%emt 0:01:10]} Bd6 {[%emt 0:02:02]} 9. Ne5 {[%emt 0:00:12]} g6 {[%emt 0:01:32]} 10. f4 {[%emt 0:02:01]} f6 {[%emt 0:01:44]} 11. Nd3 {[%emt 0:01:28]} O-O {[%emt 0:02:16]} 12. Nf3 {[%emt 0:02:08] Inhibits e5.} Qc7 {[%emt 0:02:04][%cal Rh5f4]} 13. g3 {[%emt 0:00:46] [#]} Bd7 $146 {[%emt 0:10:53]} ({Predecessor:} 13... Ng7 14. Be2 Na5 15. O-O Nf5 16. Bc1 Nc4 17. Re1 Nce3 18. Bxe3 Nxe3 19. Qc1 Nf5 {0-1 (33) Heinemann,C (2234)-Broadway,D (2201) ICCF email 2019}) 14. Bg2 {[%emt 0:00:43]} Rae8 {[%emt 0:00:10]} 15. O-O {[%emt 0:01:18]} Na5 {[%emt 0:02:22]} 16. Re1 {[%emt 0:05:17]} Ng7 {[%emt 0:00:43]} 17. Bf2 {[%emt 0:02:47]} Bb5 {[%emt 0:04:05]} 18. Rc1 {[%emt 0:03:10]} (18. a4 $5 {[%cal Ra4b5]} Bc6 19. Nd2 $11) 18... h6 {[%emt 0:06:29]} (18... b6 $11) 19. b3 {[%emt 0:03:04]} (19. a4 $5 {[%cal Ra4b5]} Bc4 20. b4 $11) 19... g5 {[%emt 0:02:55]} 20. fxg5 {[%emt 0:01:27]} hxg5 {[%emt 0:00:16]} 21. Rc2 {[%emt 0:10:17]} Qf7 {[%emt 0:01:57]} 22. Nb2 {[%emt 0:02:28]} Rc8 {[%emt 0:01:45]} 23. Nd2 {[%emt 0:04:00]} Qg6 {[%emt 0:02:07]} 24. c4 {[%emt 0:05:23]} Bb4 {[%emt 0:03:07]} 25. Bf1 {[%emt 0:01:34]} dxc4 {[%emt 0:04:53]} 26. bxc4 {[%emt 0:01:19]} Bc6 {[%emt 0:00:14]} 27. Nd3 {[%emt 0:04:19]} Bxd2 {[%emt 0:08:53]} 28. Qxd2 {[%emt 0:01:31]} b6 {[%emt 0:00:28]} 29. Nb4 {[%emt 0:03:25]} Bb7 {[%emt 0:01:27]} (29... Bf3 $142) 30. d5 {[%emt 0:03:36]} Rfd8 {[%emt 0:01:11]} (30... exd5 $16 31. Bd3 (31. Nxd5 Bxd5 32. Qxd5+ Qf7 $16) (31. cxd5 Rxc2 32. Nxc2 Qf7 $16) 31... Qf7) 31. Rcc1 {[%emt 0:03:47]} (31. Bd3 $18 Qh5 32. Rec1) 31... Qf5 {[%emt 0:02:06]} (31... Qf7 $16) 32. Qd4 {[%emt 0:04:55] Hoping for Bd3.} exd5 {[%emt 0:06:08]} 33. cxd5 {[%emt 0:02:16]} ({White should play} 33. Bd3 $16 Qf3 34. Be2) 33... Rxc1 $14 {[%emt 0:02:49]} 34. Rxc1 {[%emt 0:00:24]} Ne6 $1 {[%emt 0:01:50]} 35. Qb2 {[%emt 0:05:48]} (35. Qc3 $16 {aiming for Bd3.} Bxd5 36. Nxd5 Rxd5 37. Bg2) 35... Rxd5 $17 {[%emt 0:01:35]} ({Resist} 35... Bxd5 36. Nxd5 Rxd5 37. Bg2 $14) 36. Bg2 {[%emt 0:03:14]} (36. Qe2 $15 Rd6 37. Bg2) 36... Rd7 $1 {[%emt 0:00:43]} 37. Bxb7 {[%emt 0:02:03]} Nxb7 {[%emt 0:00:51][%cal Ba5b7,Bb7c5,Bc5d3][%mdl 32] Pair of Knights!} ({Inferior is} 37... Rxb7 38. Qe2 $15) 38. Rf1 {[%emt 0:01:34][%cal Of2b6]} Nbc5 {[%emt 0:03:24]} 39. Be3 {[%emt 0:05:50]} (39. Be1 $17 Qe5 40. Qxe5 fxe5 41. Nc6) 39... Qe4 $19 {[%emt 0:02:16]} 40. Nc2 {[%emt 0:00:02] [#]} Rf7 {[%emt 0:01:06]} (40... g4 $1 $19 {...f5 is the strong threat.} 41. Bc1 f5) 41. Qc3 {[%emt 0:02:28]} Qd3 {[%emt 0:01:14]} 42. Qxd3 {[%emt 0:01:15]} Nxd3 {[%emt 0:00:02]} 43. Nd4 {[%emt 0:01:33]} Nxd4 {[%emt 0:00:31]} 44. Bxd4 $17 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KRN} Kg7 {[%emt 0:00:15]} 45. Rd1 {[%emt 0:00:57]} Nc5 {[%emt 0:02:17]} 46. Ba1 {[%emt 0:00:50]} Rd7 {[%emt 0:00:56]} 47. Rxd7+ {[%emt 0:01:29]} Nxd7 {[%emt 0:00:02] KB-KN} 48. h4 {[%emt 0:00:06]} (48. Kf2 $17) 48... Kg6 $19 {[%emt 0:00:15]} 49. Kf2 {[%emt 0:00:21]} Kh5 {[%emt 0:01:13]} ({Black should try} 49... g4) 50. Kf3 $17 {[%emt 0:00:59] [#]} gxh4 {[%emt 0:02:47]} (50... f5 $1 $17) 51. gxh4 $11 {[%emt 0:00:05] The position is equal.} Kxh4 {[%emt 0:00:05] Strongly threatening ...Kg5.} 52. Kf4 {[%emt 0:00:10]} b5 {[%emt 0:00:38][%cal Bb6b5,Bb5b4][%mdl 32]} 53. Kf5 {[%emt 0:02:36]} b4 {[%emt 0:03:47]} 54. Ke6 {[%emt 0:00:15]} Nc5+ {[%emt 0:00:08]} 55. Kd5 {[%emt 0:01:31]} Nd3 {[%emt 0:00:24] And now ...f5 would win.} 56. Bxf6+ {[%emt 0:00:06]} Kg4 {[%emt 0:00:04]} 57. Kc4 {[%emt 0:00:10]} Nc1 {[%emt 0:00:04]} 58. Kxb4 {[%emt 0:00:05]} Nxa2+ {[%emt 0:00:05]} 59. Ka5 {[%emt 0:00:08] Never resign too early!  Weighted Error Value: White=0.20 (precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "5.4"]
[White "Proleiko, Julian"]
[Black "Antova, Gabriela"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2204"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,90,40,27,-9,-7,-16,-19,-21,0,0,2,0,0,0,0,0,0,-28,-26,-29,-31,-48,0,1,0,0,0,0,18,14,33,32,21,31,22,12,17,0,6,5,8,10,10,7,7,0,0,0,114,49,51,51,51,47,58,56,47,0,47,42,56,54,47,22,25,8,8,0,0,-16,-14,-12,-12,-12,8,8,8,8,8,8,8,0,29985]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:13]} 2. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:39]} 3. g3 {[%emt 0:00:06]} c5 {[%emt 0:02:30]} 4. Bg2 {[%emt 0:00:47]} cxd4 {[%emt 0:00:44]} 5. O-O {[%emt 0:00:08]} h6 {[%emt 0:10:07]} 6. Nxd4 {[%emt 0:00:07][%cal Oc2c4] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} e5 {[%emt 0:00:44]} 7. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:17]} 8. c4 {[%emt 0:00:04]} d4 {[%emt 0:02:23]} 9. e3 {[%emt 0:00:06]} Be7 {[%emt 0:10:26]} 10. exd4 {[%emt 0:00:07]} exd4 {[%emt 0:00:07] [#]} 11. Bf4 $146 {[%emt 0:00:04]} ({Predecessor:} 11. b3 O-O 12. Bb2 Bc5 13. Nbd2 a5 14. a3 Bg4 15. h3 Bf5 16. Re1 Qd7 17. Kh2 {0-1 (72) Khotenashvili,B (2476)-Batsiashvili,N (2502) Riadh 2017}) 11... O-O {[%emt 0:04:08]} 12. Ne5 {[%emt 0:00:07]} Qb6 {[%emt 0:02:02]} 13. Qb3 {[%emt 0:03:57]} Na5 {[%emt 0:11:38]} 14. Qb5 {[%emt 0:16:19]} Be6 {[%emt 0:03:52]} 15. b3 {[%emt 0:02:24][%cal Bb2b3,Bb3b4][%mdl 32]} Qxb5 {[%emt 0:07:19]} (15... Rac8 $1 $15) 16. cxb5 $11 {[%emt 0:00:02]} a6 {[%emt 0:00:21]} 17. b6 {[%emt 0:01:39]} Bc5 {[%emt 0:03:04]} 18. Rc1 {[%emt 0:02:37]} Bxb6 {[%emt 0:06:45]} 19. b4 {[%emt 0:00:09]} Nc6 {[%emt 0:01:35]} (19... d3 {keeps more tension.} 20. bxa5 Bd4 21. Nd2 g5) 20. Nxc6 {[%emt 0:00:05]} bxc6 {[%emt 0:00:08]} 21. Rxc6 {[%emt 0:00:04]} Nd7 {[%emt 0:01:46]} 22. Nd2 {[%emt 0:01:12]} Rac8 {[%emt 0:02:05]} 23. Rac1 {[%emt 0:01:55][%cal Ba1c1,Bc1c6,Bc6d6][%mdl 32]} Rxc6 {[%emt 0:04:30]} 24. Rxc6 {[%emt 0:00:02]} Bxa2 {[%emt 0:01:53]} 25. Bh3 {[%emt 0:00:30]} f5 {[%emt 0:00:31]} 26. Rd6 $36 {[%emt 0:03:17][%mdl 2048] White is pushing.} Rf7 {[%emt 0:00:18]} 27. Bf1 {[%emt 0:00:12]} g5 $1 {[%emt 0:10:42]} 28. Nc4 {[%emt 0:00:28]} Bd8 {[%emt 0:03:12]} (28... gxf4 $11 {remains equal.} 29. Nxb6 Ne5) 29. Ne5 {[%emt 0:03:51] White is more active.} (29. Bd2 $16) 29... Rg7 {[%emt 0:02:30]} 30. Nxd7 {[%emt 0:00:51]} gxf4 {[%emt 0:00:09]} 31. Nc5 {[%emt 0:04:55]} Bc7 {[%emt 0:04:13]} 32. Rxa6 {[%emt 0:00:09]} Bd5 {[%emt 0:00:07]} 33. Ne6 {[%emt 0:07:38]} (33. b5 $14 {feels stronger.}) 33... Bxe6 {[%emt 0:00:24]} (33... Rd7 $11) 34. Rxe6 $14 {[%emt 0:00:02]} fxg3 {[%emt 0:00:19]} 35. hxg3 $11 {[%emt 0:00:05][%mdl 4096] Endgame KRB-KRB} f4 {[%emt 0:00:44]} 36. Bc4 {[%emt 0:00:13] [#] Threatens to win with Re8+.} (36. b5 $5 {[%cal Rb5b6]} fxg3 37. b6 gxf2+ 38. Kxf2 Rf7+ 39. Kg2 (39. Ke2 Bxb6 40. Rxb6 d3+ 41. Ke1 d2+ 42. Kxd2 Rxf1 $11) 39... Rg7+ 40. Kh3 Bxb6 41. Rxb6 $14) 36... Kf8 {[%emt 0:00:41] Against Re8+} 37. Rxh6 {[%emt 0:01:25]} fxg3 {[%emt 0:00:07] The position is equal.} 38. f4 {[%emt 0:00:35][%cal Bf2f4,Bf4f5,Bf5g6][%mdl 32]} d3 {[%emt 0:02:15]} 39. Rf6+ {[%emt 0:03:21]} Ke7 {[%emt 0:00:26]} 40. Re6+ {[%emt 0:00:06]} Kd7 {[%emt 0:00:51] [#] White must now prevent ...d2.} 41. f5 {[%emt 0:01:42]} g2 {[%emt 0:01:05][%cal Oc7h2] ( -> ...Bh2+!)} 42. Rg6 {[%emt 0:00:18]} Rxg6 {[%emt 0:01:08]} 43. fxg6 {[%emt 0:00:02]} d2 {[%emt 0:00:07]} 44. Be2 {[%emt 0:01:56] Intending g7 and mate.} Ke6 {[%emt 0:00:35]} 45. Kxg2 {[%emt 0:00:07]} Ke5 $2 {[%emt 0:00:29][%mdl 40960] Weighted Error Value: White=0.08 (flawless) /Black=0.11 (very precise) . An unexpected result.} (45... Kf6 $11) 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.21"]
[Round "5.5"]
[White "Rodriguez Rivera, Pedro"]
[Black "Ezra Paul Chambers"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2197"]
[BlackElo "2232"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 21,134,-41,-21,-27,-32,-25,4,4,33,35,37,33,36,43,37,37,37,31,67,64,62,65,66,37,41,38,46,48,43,41,64,47,54,41,32,37,56,35,79,75,75,75,75,76,76,76,93,93,83,73,61,51,51,11,31,31,31,31,31,27,51,51,51,32,51,51,51,51,51,37,51,51,51,51,51,51,51,51,51,51,51,35,35,35,35,24,24,0,0,0,0,0,0,0,0,0,0,0,4,6,6,6,6,6,6,0,0,0,6,6,6,6,6,6,6]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:10]} 2. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:15]} 3. e3 {[%emt 0:00:02]} c5 {[%emt 0:00:50]} 4. c3 {[%emt 0:00:12]} e6 {[%emt 0:00:16]} 5. Bd3 {[%emt 0:00:03]} Bd6 {[%emt 0:00:35]} 6. Nbd2 {[%emt 0:00:07]} O-O {[%emt 0:00:17]} 7. O-O {[%emt 0:00:03]} Nbd7 {[%emt 0:02:51]} 8. Re1 {[%emt 0:00:18]} e5 {[%emt 0:02:07]} 9. dxe5 {[%emt 0:02:04]} Nxe5 {[%emt 0:00:10]} 10. Nxe5 {[%emt 0:00:26]} Bxe5 {[%emt 0:00:05]} 11. Nf3 {[%emt 0:00:24]} Bc7 {[%emt 0:01:40]} 12. c4 {[%emt 0:01:56] D05: Colle System with ...e6.} dxc4 {[%emt 0:05:13]} 13. Bxc4 {[%emt 0:00:26]} Qxd1 {[%emt 0:00:08]} 14. Rxd1 {[%emt 0:00:03] [#]} Bd7 $146 {[%emt 0:00:13]} ({Predecessor:} 14... Bg4 15. b3 Rad8 16. Bb2 Nd7 17. Rd5 h6 18. Nh4 Be6 19. Rdd1 Bxc4 20. bxc4 Be5 {½-½ (49) Cassi,E (1615)-Samudin,E (1825) Moscow 2018}) 15. b3 {[%emt 0:02:51]} Rfd8 {[%emt 0:07:03]} 16. Bb2 {[%emt 0:03:32]} b5 {[%emt 0:04:16]} 17. Be2 {[%emt 0:06:08]} Bb6 {[%emt 0:09:16]} 18. Bxf6 {[%emt 0:13:43]} gxf6 {[%emt 0:00:06]} 19. Rd6 {[%emt 0:00:06]} Kg7 {[%emt 0:06:12]} 20. Rad1 {[%emt 0:00:23]} Be8 {[%emt 0:00:15]} 21. Nh4 {[%emt 0:01:04] White is much more active.} Rxd6 {[%emt 0:02:10]} 22. Rxd6 {[%emt 0:00:05]} Kf8 {[%emt 0:04:37]} 23. Nf5 {[%emt 0:00:27]} Rc8 {[%emt 0:05:55]} 24. Rd1 {[%emt 0:03:39]} Bc6 {[%emt 0:01:26]} 25. Kf1 {[%emt 0:03:07]} Bc7 {[%emt 0:04:41]} 26. Rc1 {[%emt 0:12:31][%cal Of5d4]} Bb8 {[%emt 0:02:51]} 27. Bd3 {[%emt 0:10:04]} Bd7 {[%emt 0:02:40]} 28. Ng3 {[%emt 0:00:20]} Ke7 {[%emt 0:06:22]} 29. Ke2 {[%emt 0:03:52]} h6 {[%emt 0:04:59]} 30. Nf5+ {[%emt 0:05:05]} Bxf5 {[%emt 0:00:25]} 31. Bxf5 $16 {[%emt 0:00:02][%mdl 4096] Endgame KRB-KRB} Rc6 {[%emt 0:00:23]} 32. Bd3 {[%emt 0:00:41] Prevents c4.} a6 {[%emt 0:01:38]} 33. a4 {[%emt 0:01:07]} bxa4 {[%emt 0:00:14]} 34. bxa4 {[%emt 0:00:01]} Bd6 {[%emt 0:00:09]} 35. Rb1 {[%emt 0:02:58]} c4 {[%emt 0:02:13]} 36. Be4 {[%emt 0:00:16]} Rc7 {[%emt 0:01:51]} 37. Rb7 {[%emt 0:05:11]} Rxb7 {[%emt 0:00:16]} 38. Bxb7 $11 {[%emt 0:00:01] KB-KB} a5 {[%emt 0:00:08]} 39. Bd5 {[%emt 0:00:12]} c3 {[%emt 0:00:06]} 40. h3 {[%emt 0:00:38]} Ba3 {[%emt 0:00:51] [#] Threatens to win with ...c2.} 41. Kd3 {[%emt 0:00:45]} Bb4 {[%emt 0:00:06]} 42. Bb3 {[%emt 0:00:16]} Kf8 {[%emt 0:01:05]} 43. Ke4 {[%emt 0:01:07]} Kg7 {[%emt 0:00:24]} 44. Kf5 {[%emt 0:00:04]} Bc5 {[%emt 0:00:11]} 45. g4 {[%emt 0:00:22]} Bb6 {[%emt 0:00:19]} 46. h4 {[%emt 0:00:22]} Bc5 {[%emt 0:00:06]} 47. h5 {[%emt 0:00:31]} Bb6 {[%emt 0:00:21]} 48. Ke4 {[%emt 0:00:30]} Bc5 {[%emt 0:00:03]} 49. Kd5 {[%emt 0:00:27]} Bb4 {[%emt 0:00:18]} 50. Bc2 {[%emt 0:00:10]} Kf8 {[%emt 0:00:29]} 51. f4 {[%emt 0:00:26]} Ba3 {[%emt 0:00:45]} 52. Kd4 {[%emt 0:01:14]} Bb4 {[%emt 0:00:13]} 53. e4 {[%emt 0:00:17]} Bd6 {[%emt 0:01:24]} 54. e5 {[%emt 0:00:26]} fxe5+ {[%emt 0:00:05] The position is equal.} 55. fxe5 {[%emt 0:00:05]} Bb4 {[%emt 0:00:23]} 56. Ke4 {[%emt 0:01:51]} Kg7 {[%emt 0:00:38]} 57. Bd3 {[%emt 0:00:28]} Be7 {[%emt 0:00:36]} 58. Kd4 {[%emt 0:00:24]} Bb4 {[%emt 0:00:37]} 59. Be4 {[%emt 0:00:42]} f6 {[%emt 0:01:19]} 60. e6 {[%emt 0:00:32]} Kf8 {[%emt 0:00:11]} 61. Bc2 {[%emt 0:00:23]} Ke7 {[%emt 0:00:03]} 62. Kd5 {[%emt 0:00:21]} Ba3 {[%emt 0:00:10]} 63. Bb3 {[%emt 0:01:18]} Bb4 {[%emt 0:00:10]} 64. Ke4 {[%emt 0:01:42]} c2 {[%emt 0:00:37]} 65. Bxc2 {[%emt 0:00:02]} Kxe6 {[%emt 0:00:04]} 66. Bb3+ {[%emt 0:00:06]} Ke7 {[%emt 0:00:03]} 67. Kf5 {[%emt 0:01:32]} Bd2 {[%emt 0:00:06] Weighted Error Value: White=0.05 (flawless) /Black=0.06 (flawless)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "6.1"]
[White "Posthuma, Joshua"]
[Black "Ezra Paul Chambers"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2405"]
[BlackElo "2232"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,124,10,22,20,10,36,0,30,24,27,16,39,30,36,33,48,36,44,48,45,41,33,22,35,30,91,92,93,89,91,89,98,95,111,95,103,95,96,97,102,109,115,117,120,106,106,106,106,106,113,98,93,93,107,106,88,92,102,101,129,127,116,113,112,52,63,45,189,212,240,113,113,130,126,111,135,138,130,121,332,325,318,295,293,267,262,236,387,348,581,560,987,853,1139,1124,6522,10745,29968,29969,29975,29976,29975,29976,29977,29979,29978,29972,29972,29973,29967,29963,29976,29977,29974,29974,2379]} 1. Nf3 {[%emt 0:02:30]} d5 {[%emt 0:00:16]} 2. d4 {[%emt 0:00:53]} Nf6 {[%emt 0:00:18]} 3. c4 {[%emt 0:00:30]} c6 {[%emt 0:00:08]} 4. e3 {[%emt 0:00:22]} e6 {[%emt 0:00:26]} 5. Nbd2 {[%emt 0:00:40]} c5 {[%emt 0:01:14]} 6. cxd5 {[%emt 0:02:09]} exd5 {[%emt 0:00:08] D30: Queen's Gambit Declined: Systems without Nc3.} 7. Bb5+ {[%emt 0:02:27]} Nc6 {[%emt 0:00:51]} 8. Ne5 {[%emt 0:11:49]} Bd7 {[%emt 0:01:15] The position is equal.} 9. Nxd7 {[%emt 0:01:48]} Qxd7 {[%emt 0:00:15] [#]} 10. Nf3 $146 {[%emt 0:07:57]} ({Predecessor:} 10. dxc5 Bxc5 11. Nb3 Bd6 12. Nd4 O-O 13. O-O a6 14. Be2 Rfe8 15. Nxc6 bxc6 16. Bf3 {½-½ (42) Kovacs,Z (2298)-Szabolcsi,J (2386) Hungary 2003}) 10... Bd6 {[%emt 0:05:16]} 11. dxc5 {[%emt 0:02:19]} Bxc5 {[%emt 0:01:06]} 12. O-O {[%emt 0:05:12][%cal Ob2b4]} O-O {[%emt 0:00:27]} 13. b3 {[%emt 0:07:32]} Qd6 {[%emt 0:09:35]} 14. Bb2 {[%emt 0:02:11]} Ne4 {[%emt 0:03:15]} 15. Bxc6 {[%emt 0:06:19]} bxc6 {[%emt 0:02:43]} 16. Rc1 {[%emt 0:02:27]} Rac8 {[%emt 0:02:08]} 17. Nd4 {[%emt 0:07:53]} f5 {[%emt 0:06:45] [#]} (17... Bxd4 $11 {keeps the balance.} 18. Qxd4 f6) 18. Rxc5 $1 $16 {[%emt 0:09:21]} Qxc5 {[%emt 0:01:52]} (18... Nxc5 $2 19. Ba3 $18) 19. Ne6 $1 {[%emt 0:00:17][%csl LRc5,LRf8,LRg7]} Qe7 {[%emt 0:00:26]} 20. Nxf8 {[%emt 0:00:12]} Rxf8 {[%emt 0:00:10]} 21. Qc2 {[%emt 0:01:53]} Qe6 {[%emt 0:04:18]} 22. Rc1 {[%emt 0:00:43]} Rc8 {[%emt 0:01:32]} 23. Bd4 {[%emt 0:01:43]} Rc7 {[%emt 0:05:00]} 24. Qd3 {[%emt 0:01:39]} c5 {[%emt 0:10:19]} 25. f3 {[%emt 0:01:01]} c4 {[%emt 0:02:28]} 26. bxc4 {[%emt 0:00:14]} dxc4 {[%emt 0:00:18]} 27. Qb1 {[%emt 0:00:58]} Nd6 {[%emt 0:04:34]} 28. Qb8+ {[%emt 0:03:12]} Qc8 {[%emt 0:00:18]} 29. Bxa7 {[%emt 0:01:11] White is much more active.} Kf7 {[%emt 0:01:36]} 30. Qxc8 {[%emt 0:04:25]} Rxc8 {[%emt 0:00:13][%mdl 4096] Endgame KRB-KRN} 31. Bd4 {[%emt 0:00:44]} g6 {[%emt 0:00:48]} 32. a4 {[%emt 0:01:55]} Ke6 {[%emt 0:00:50]} 33. Kf2 {[%emt 0:00:57]} Kd5 {[%emt 0:07:00]} 34. Ke2 {[%emt 0:01:04]} f4 {[%emt 0:01:34]} 35. Rd1 {[%emt 0:02:04]} fxe3 {[%emt 0:01:08]} 36. Bxe3+ {[%emt 0:00:10]} Kc6 {[%emt 0:00:05]} 37. g4 {[%emt 0:01:36]} (37. Ra1 $16) 37... Ra8 $14 {[%emt 0:03:33]} 38. Ra1 $1 {[%emt 0:00:32]} Kd5 {[%emt 0:00:26]} ({Black should play} 38... Ne8 $1 $14) 39. a5 $1 $18 {[%emt 0:00:54]} c3 {[%emt 0:03:21] [#]} 40. Kd3 {[%emt 0:01:04]} (40. a6 $1 $18 {is the precise move to win.}) 40... Nc4 $16 {[%emt 0:01:11]} 41. a6 {[%emt 0:00:16] Hoping for a7.} Nxe3 {[%emt 0:00:45] [#] KRN-KR} 42. Ra5+ $1 {[%emt 0:00:14]} Kc6 {[%emt 0:01:02] Strongly threatening ...c2.} 43. Kxe3 {[%emt 0:00:11] aiming for a7. KR-KR} Kb6 {[%emt 0:00:24]} 44. Ra1 {[%emt 0:08:22][%cal Oa6a7] And now a7! would win.} g5 $2 {[%emt 0:12:11]} (44... Rxa6 45. Rxa6+ Kxa6 46. Kd3 $18) (44... Ka7 $16 {might work better.}) 45. Kd3 $18 {[%emt 0:00:38]} Ka7 {[%emt 0:00:17]} 46. Ra5 {[%emt 0:00:25]} ({Less strong is} 46. Kxc3 Rf8 $16) 46... Rc8 {[%emt 0:01:21] White must now prevent ...c2.} 47. Kc2 {[%emt 0:00:04]} ({Don't blunder} 47. Rxg5 $2 c2 48. Rg7+ Kxa6 $19) 47... h6 {[%emt 0:00:18]} 48. Ra3 {[%emt 0:00:36]} Re8 $2 {[%emt 0:01:23]} (48... Rf8 {keeps fighting.} 49. Rxc3 Kxa6) 49. Rxc3 {[%emt 0:00:43]} Re2+ $2 {[%emt 0:00:10]} (49... Kxa6 {was called for.} 50. Rc6+ Kb5 51. Rxh6 Re3) 50. Kd3 {[%emt 0:00:08]} Rxh2 {[%emt 0:00:04]} 51. Ra3 {[%emt 0:00:40]} h5 {[%emt 0:07:42]} 52. Ke4 {[%emt 0:00:05]} h4 {[%emt 0:01:15]} 53. Kf5 {[%emt 0:00:09]} Rg2 {[%emt 0:00:28]} 54. Kxg5 {[%emt 0:00:15] White mates.} h3 {[%emt 0:00:03]} 55. f4 {[%emt 0:00:28][%cal Bf3f4,Bf4f5][%mdl 32]} h2 {[%emt 0:00:03]} 56. Rh3 {[%emt 0:00:05]} Kxa6 {[%emt 0:00:02]} 57. f5 {[%emt 0:00:26]} Kb6 {[%emt 0:00:04]} 58. Kf4 {[%emt 0:00:16]} Kc6 {[%emt 0:00:15]} 59. Kf3 {[%emt 0:00:25]} Ra2 {[%emt 0:00:07]} 60. Kg3 {[%emt 0:00:10]} Kd6 {[%emt 0:00:26]} 61. Rxh2 {[%emt 0:00:14]} Ra3+ {[%emt 0:00:03]} 62. Kf4 {[%emt 0:00:15]} Kd5 {[%emt 0:00:11] Weighted Error Value: White=0.05 (flawless) /Black=0.33} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "6.2"]
[White "Antova, Gabriela"]
[Black "Rodriguez Rivera, Pedro"]
[Result "*"]
[ECO "A54"]
[WhiteElo "2293"]
[BlackElo "2197"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,33,43,47,48,51,23,29,-2,0,-18,0,0,0,0,0,-9,0,-7,0,-4]} 1. d4 {[%emt 0:01:19]} Nf6 {[%emt 0:00:45]} 2. c4 {[%emt 0:02:37]} d6 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:01:02]} Nbd7 {[%emt 0:00:07]} 4. g3 {[%emt 0:01:13]} e5 {[%emt 0:00:26]} 5. Nc3 {[%emt 0:02:53]} c6 {[%emt 0:00:20]} 6. Bg2 {[%emt 0:09:48]} Be7 {[%emt 0:00:08]} 7. O-O {[%emt 0:02:08]} O-O {[%emt 0:00:07]} 8. Qc2 {[%emt 0:10:58]} a6 {[%emt 0:01:12]} 9. Rd1 {[%emt 0:02:17] A54: Old Indian Defence with Nf3, but without e4.} Qc7 {[%emt 0:00:18]} 10. dxe5 {[%emt 0:10:48]} dxe5 {[%emt 0:01:02] [#]} 11. Nh4 $146 {[%emt 0:02:52] White has an edge.} ({Predecessor:} 11. Ne4 Re8 12. Nxf6+ Nxf6 13. h3 h6 14. Be3 Be6 15. b3 Nd7 16. c5 Nf6 17. a3 {0-1 (49) Perdomo,C (2301)-Valdes Romero,L (2402) Chess.com INT 2020}) 11... g6 {[%emt 0:01:40] The position is equal.} 12. b3 {[%emt 0:00:35]} Re8 {[%emt 0:01:09]} 13. Bb2 {[%emt 0:02:53]} a5 {[%emt 0:02:07]} 14. Nf3 {[%emt 0:01:28]} Bf8 {[%emt 0:00:29]} 15. Na4 {[%emt 0:04:29]} Nc5 {[%emt 0:08:18]} 16. Nxc5 {[%emt 0:01:46]} Bxc5 {[%emt 0:00:26]} 17. e3 {[%emt 0:00:59] Weighted Error Value: White=0.10 (very precise) /Black=0.03 (flawless)} *

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "6.3"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Proleiko, Julian"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2337"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 19,161,22,14,-1,4,0,0,-60,-58,-71,-66,-72,-64,-88,-64,-82,-79,-81,-26,-35,-21,-23,-16,-43,-35,-50,-35,-82,-38,-40,-40,-91,-87,-91,-87,-85,-52,-243,-247,-247,-247,-242,-234,-234,-227,-245,-245,-245,-245,-245,-245,-259,-235,-288,-288,-288,-288,-338,-338,-331,-316,-316,-283,-316,-316,-312,-312,-316,-254,-316,-316,-387,-361,-411,-466,-506,-505,-488,-463,-505,-378,-12485,-12478,-12500,-12579,-12579,-8385,-8646,-9867,-12610,-12833,-10248,-9402,-29940,-235,-29961,-29964,-29964,-29963,-29959,-29959,-29955,-29956,-7014,-4134,-5073,-2228,-235,-235,-29973,-29974,-29974,-29975,-29975,-29976,-29976,-29977,-29977,-29978,-29979,-29980,-29979,-29980,-29980,-29981,-29981,-29979,-29984,-29985,-29985,-29980,-29985,0,-29985,-29982,-29984,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:02:24]} c6 {[%emt 0:00:04]} 2. d4 {[%emt 0:00:21]} d5 {[%emt 0:00:05]} 3. exd5 {[%emt 0:00:30]} cxd5 {[%emt 0:00:06]} 4. Bd3 {[%emt 0:00:15]} Nf6 {[%emt 0:00:06]} 5. h3 {[%emt 0:00:34]} Nc6 {[%emt 0:00:22]} 6. c3 {[%emt 0:00:38]} e5 {[%emt 0:00:23]} 7. dxe5 {[%emt 0:00:39]} Nxe5 {[%emt 0:00:03]} 8. Nf3 {[%emt 0:01:16]} Nxd3+ {[%emt 0:00:07]} 9. Qxd3 {[%emt 0:00:07]} Be7 {[%emt 0:00:19][%cal Bf8e7,Be7d8,Bd8b6][%mdl 32] 9...Bd6 is more advanced technology.} 10. O-O {[%emt 0:01:11]} O-O {[%emt 0:00:07]} 11. Bg5 {[%emt 0:02:31] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} h6 {[%emt 0:01:48]} 12. Bh4 {[%emt 0:00:44][%cal Bg5h4,Bh4g3,Bg3e5][%mdl 32]} Qb6 {[%emt 0:04:10]} 13. Nbd2 {[%emt 0:06:20]} ({Better is} 13. Qc2 $11) 13... Qxb2 $15 {[%emt 0:01:49]} 14. Rfe1 {[%emt 0:01:49] aiming for a4.} Bd8 {[%emt 0:00:56] [#]} 15. Bg3 $146 {[%emt 0:06:05]} ({Predecessor:} 15. c4 dxc4 16. Nxc4 Qb5 17. Nd4 Qa6 18. Qb3 Bd7 19. Ne5 Ba4 20. Qf3 Rc8 21. Nf5 {0-1 (40) Bistric,F (2425)-Jovanic,O (2260) Pula 1997}) 15... Qa3 {[%emt 0:17:41] Inhibits Bd6.} 16. Rab1 {[%emt 0:03:41]} Bb6 {[%emt 0:08:21]} (16... Qxa2 $2 17. Ra1 Qb2 18. Reb1 $18) 17. Be5 {[%emt 0:02:20]} Nd7 {[%emt 0:01:14]} (17... Qxa2 $2 18. Ra1 Qb2 19. Reb1 Qxa1 20. Rxa1 $18) 18. Bd4 {[%emt 0:09:50]} Nc5 {[%emt 0:01:13]} (18... Bxd4 $17 19. Nxd4 Nf6) 19. Qe3 $11 {[%emt 0:02:22]} Ne6 {[%emt 0:04:01]} 20. Bxb6 {[%emt 0:07:56]} axb6 {[%emt 0:00:15]} 21. Nb3 {[%emt 0:04:17]} Ra6 {[%emt 0:02:17][%cal Ba8a6,Ba6e6,Be6c6,Bc6c2,Bc2b2][%mdl 32]} ({Don't play} 21... Qxa2 22. Ra1 Qxb3 23. Rxa8 $16) 22. Re2 {[%emt 0:01:24]} Bd7 {[%emt 0:02:44]} 23. Rd2 {[%emt 0:00:20]} (23. Ne5 $15 Bb5 24. Reb2) 23... Nc5 {[%emt 0:05:28]} 24. Nxc5 {[%emt 0:11:13]} bxc5 {[%emt 0:00:05]} 25. Rxb7 {[%emt 0:00:47]} ({White should try} 25. Rxd5 $15 Qxa2 26. Rbd1) 25... Re6 $1 $17 {[%emt 0:01:01]} 26. Qd3 {[%emt 0:02:53]} Bc6 $36 {[%emt 0:00:35][%mdl 2048] Black is really pushing.} 27. Rb6 {[%emt 0:01:32][%cal Of3e5]} Qc1+ {[%emt 0:01:35]} 28. Kh2 $2 {[%emt 0:03:40]} (28. Rd1 $15 Qf4 29. Re1) 28... d4 $1 $19 {[%emt 0:01:32] White must now prevent ...Be4.} 29. Rxc6 {[%emt 0:10:33]} Rxc6 {[%emt 0:00:09]} 30. cxd4 {[%emt 0:00:04]} cxd4 {[%emt 0:04:09]} 31. Qxd4 {[%emt 0:00:09]} Rc2 {[%emt 0:00:30]} 32. Rd3 {[%emt 0:04:59]} Qb2 {[%emt 0:00:53]} 33. Qxb2 Rxb2 {[%emt 0:00:39][%mdl 4096] Endgame KRR-KRN} 34. Kg3 {[%emt 0:04:25]} Rxa2 {[%emt 0:00:05]} 35. Nd2 {[%emt 0:00:09]} Rb8 {[%emt 0:00:06]} 36. Kf3 {[%emt 0:00:10]} Rbb2 {[%emt 0:00:33]} 37. Ke3 {[%emt 0:00:07]} g6 {[%emt 0:00:19]} 38. h4 {[%emt 0:00:15]} Kg7 {[%emt 0:00:16]} 39. g3 {[%emt 0:00:10]} Ra1 {[%emt 0:00:14]} 40. Ke2 {[%emt 0:00:55]} Rb6 {[%emt 0:00:47]} 41. Kf3 {[%emt 0:00:58]} Rf6+ {[%emt 0:00:13]} 42. Kg2 {[%emt 0:00:08]} Rd1 {[%emt 0:00:06]} 43. Rd4 {[%emt 0:00:29]} Kf8 {[%emt 0:00:53]} 44. Rd3 {[%emt 0:00:22]} Re6 {[%emt 0:00:27]} 45. Kf3 {[%emt 0:00:36] Inhibits Re2.} Ke7 {[%emt 0:00:16]} 46. Rd4 {[%emt 0:00:23]} f5 {[%emt 0:00:35]} 47. Nb3 {[%emt 0:02:19]} Rxd4 {[%emt 0:00:12]} 48. Nxd4 {[%emt 0:00:01] KR-KN} Re4 {[%emt 0:00:15]} 49. Ne2 {[%emt 0:00:23]} g5 {[%emt 0:00:43]} 50. hxg5 {[%emt 0:00:05]} (50. Nc3 Rd4 51. Ne2 Rd3+ 52. Kg2) 50... hxg5 {[%emt 0:00:03][%cal Bh6g5,Bg5g4][%mdl 32]} 51. Nc3 {[%emt 0:00:33]} g4+ {[%emt 0:00:28]} 52. Kg2 {[%emt 0:00:01]} Rc4 {[%emt 0:00:08]} 53. Nd5+ {[%emt 0:01:36]} Ke6 {[%emt 0:00:15]} 54. Nf4+ {[%emt 0:00:07]} Ke5 {[%emt 0:00:08]} 55. Ng6+ {[%emt 0:00:16]} Ke4 {[%emt 0:00:16]} 56. Nf4 {[%emt 0:00:26]} Rc2 $2 {[%emt 0:00:35]} (56... Rc1 57. Ne6 Rc2 58. Nf4 Kd4 59. Ne6+ Ke4 60. Ng7 Rc6 61. Nh5 Rc3 62. Nf4 Ra3 63. Ne6 Ke5 64. Nf4 Ra2 65. Kf1 Rc2 66. Ng2 Rb2 67. Ne3 Rb1+ 68. Ke2 Ke4 69. Ng2 Rb2+ 70. Kf1 Ke5 71. Nf4 Rd2 72. Ke1 Ra2 73. Ng6+ Kd4 74. Kf1 Kd5 75. Nf4+ Kd4 76. Ng2 Kd5 77. Nh4 Ke6 78. Ng2 Ke5 79. Nf4 Kd4 80. Ng2 Ke4 81. Nh4 Rd2 82. Ke1 Rc2 83. Kf1 Rd2 84. Ke1 Rb2 85. Kf1 Ke5 86. Ng6+ Kd5 87. Nf4+ Ke4 88. Ng2 Rd2 89. Nh4 Rd1+ 90. Ke2 Ra1 91. Ng6 Ra2+ 92. Kf1 Kd5 93. Nh4 Ke6 94. Ng2 Ke5 95. Nf4) 57. Ne6 $2 {[%emt 0:00:54]} (57. Kf1 $19) 57... Kd3 $1 {[%emt 0:01:20]} 58. Ng7 {[%emt 0:02:31]} Rc5 {[%emt 0:00:30]} 59. Ne6 {[%emt 0:00:08]} Re5 {[%emt 0:01:00]} 60. Nf4+ {[%emt 0:00:06]} Kd2 $1 {[%emt 0:00:47]} 61. Kf1 {[%emt 0:00:51]} Re1+ {[%emt 0:00:26]} 62. Kg2 {[%emt 0:00:12]} Re4 {[%emt 0:00:11]} (62... Rd1 $142 63. Ng6 Ke2) 63. Kf1 {[%emt 0:00:38]} Ra4 {[%emt 0:01:54] ...Ra1+ is the strong threat.} 64. Ne6 $2 {[%emt 0:02:00]} (64. Ng6 $19) 64... Ra1+ $1 {[%emt 0:01:03]} 65. Kg2 {[%emt 0:00:01]} Ke1 $1 {[%emt 0:00:46]} 66. Nf4 {[%emt 0:00:41]} Ra3 {[%emt 0:00:43]} 67. Kg1 {[%emt 0:01:18]} Rf3 {[%emt 0:00:20]} 68. Ng2+ {[%emt 0:00:08] [#]} Ke2 $1 {[%emt 0:00:05]} 69. Nf4+ {[%emt 0:00:24] [#]} Rxf4 $1 {[%emt 0:00:38][%mdl 512]} 70. gxf4 {[%emt 0:00:02] KPP-KPP} Kf3 {[%emt 0:00:07]} 71. Kf1 {[%emt 0:00:33]} Kxf4 {[%emt 0:00:05] KPP-KP} 72. Kg2 {[%emt 0:05:42]} Kg5 {[%emt 0:00:05]} 73. Kg3 {[%emt 0:00:54]} f4+ {[%emt 0:00:05]} 74. Kg2 {[%emt 0:00:02]} Kh4 {[%emt 0:00:05]} 75. Kf1 {[%emt 0:00:45]} Kg5 $2 {[%emt 0:01:34]} (75... f3 76. Kg1 g3 77. Kf1 g2+ 78. Kg1 Kg4 79. Kh2 Kf5 80. Kg1 Ke4 81. Kh2 Kd3 82. Kg3 Ke2 83. Kg4 g1=Q+ 84. Kf5 Qxf2 85. Kg5 Qd4 86. Kh5 f2 87. Kh6 f1=Q 88. Kh5 Qf5+ 89. Kh6 Qh8#) 76. Ke1 $2 {[%emt 0:00:27][%mdl 8192]} (76. Kg2 $11 f3+ 77. Kg1 Kf5 78. Kh2 Kf4 79. Kg1 g3 80. fxg3+ Kxg3 81. Kh1 Kf4 82. Kg1 Ke3 83. Kh2 f2 84. Kg2 Ke2 85. Kh3 f1=Q+ 86. Kg4 Qf6 87. Kh5 Ke3 88. Kg4 Qg6+ 89. Kh3 Kf3 90. Kh4 Qh6#) 76... Kf5 {[%emt 0:00:05]} 77. Ke2 {[%emt 0:00:06]} Ke4 $2 {[%emt 0:00:04]} (77... f3+ {mates} 78. Ke3 Ke5 79. Kd3 Kf4 80. Kd2 Ke4 81. Kd1 Kd3 82. Ke1 Kc2 83. Kf1 Kd2 84. Kg1 g3 85. fxg3 Ke2 86. Kh2 f2 87. Kh3 f1=Q+ 88. Kh4 Qf6+ 89. Kg4 Ke3 90. Kh3 Kf3 91. Kh2 Qb2+ 92. Kh3 Qh8#) 78. f3+ $1 $11 {[%emt 0:00:28] The position is equal.} Kf5 {[%emt 0:00:30]} 79. fxg4+ Kxg4 {[%emt 0:00:02] ( -> ...Kg3)} 80. Kf2 {[%emt 0:00:13]} f3 {[%emt 0:00:15]} 81. Kf1 {[%emt 0:00:07] Weighted Error Value: White=0.72/Black=0.27 (precise)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "6.4"]
[White "Lee, Alice"]
[Black "Grabinsky, Aaron"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2344"]
[BlackElo "2401"]
[Annotator "TA"]
[PlyCount "215"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 26,215,60,56,62,48,61,31,42,31,33,12,25,-19,-7,-7,-19,-27,-22,-53,-35,-34,0,-56,0,-37,-18,-39,-24,-34,0,0,0,-5,36,0,64,56,85,52,64,23,40,-8,20,0,1,0,29,8,70,8,54,0,32,-6,0,0,7,0,2,2,3,-41,-41,-41,-41,-41,-41,-41,-41,-49,-49,-47,-31,-31,-26,-31,-29,-41,-26,-33,-33,-33,-35,-41,-41,-106,-106,-135,-105,-119,-105,-126,-108,-109,-109,-119,-85,-105,-105,-110,-80,-119,-94,-93,-77,-84,-77,-115,-83,-121,-84,-85,-84,-85,-84,-73,-85,-85,-72,-85,-85,-85,-85,-109,-85,-85,-79,-126,0,-85,-85,-81,-48,-119,-8,-71,-8,-123,-87,-122,-46,-123,-8,-123,-22,-123,12,-117,-30,-91,-84,-77,-77,-84,-84,-84,-84,-91,-91,-90,-73,-71,-63,-79,-10,-17,16,-14,0,0,0,0,0,0,0,-42,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:02]} e6 {[%emt 0:00:07]} 2. c4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:06]} Bb4+ {[%emt 0:00:12]} 4. Bd2 {[%emt 0:00:10]} Bxd2+ {[%emt 0:00:37]} 5. Qxd2 {[%emt 0:00:06]} d6 {[%emt 0:01:11]} 6. Nc3 {[%emt 0:00:10]} Nbd7 {[%emt 0:00:16]} 7. e4 {[%emt 0:03:57]} e5 {[%emt 0:04:51]} 8. Be2 {[%emt 0:08:28]} O-O {[%emt 0:00:40]} 9. O-O {[%emt 0:01:32]} c6 {[%emt 0:01:44]} 10. Rfd1 {[%emt 0:05:53]} Re8 {[%emt 0:02:18]} 11. Qc2 {[%emt 0:02:42]} a5 {[%emt 0:01:41]} 12. Rd2 {[%emt 0:07:11]} Qe7 {[%emt 0:03:02]} 13. Rad1 {[%emt 0:05:03]} g6 {[%emt 0:01:32]} 14. d5 {[%emt 0:04:03]} c5 {[%emt 0:00:51]} 15. Ne1 {[%emt 0:00:29]} Nb6 {[%emt 0:06:16]} 16. Nb5 {[%emt 0:01:47]} Rf8 {[%emt 0:01:24]} 17. Qd3 {[%emt 0:14:21]} Ne8 {[%emt 0:08:18]} 18. Bf1 {[%emt 0:02:52]} f5 {[%emt 0:00:33]} 19. f3 {[%emt 0:00:35]} Bd7 {[%emt 0:06:24]} 20. Nc3 {[%emt 0:01:12]} f4 {[%emt 0:01:02]} 21. Rc1 {[%emt 0:03:39]} Nf6 {[%emt 0:01:57]} 22. Kf2 {[%emt 0:01:50]} Qe8 {[%emt 0:03:46]} 23. Nc2 {[%emt 0:02:52]} g5 {[%emt 0:01:33]} 24. h3 {[%emt 0:02:27]} (24. Na3 $11) 24... Qh5 {[%emt 0:03:57]} (24... Na4 $15) 25. Ke1 {[%emt 0:01:57]} Ne8 {[%emt 0:06:45]} 26. Kd1 {[%emt 0:01:16]} Nc7 {[%emt 0:01:02]} 27. Na3 {[%emt 0:00:14]} (27. Rb1 {is more complex.} Na4 28. Qe2 Rfb8 29. Qf2) 27... Qe8 {[%emt 0:02:13]} (27... Na4 {keeps more tension.} 28. Ncb5 Bxb5 29. Nxb5 Nxb5 30. cxb5 Nb6) 28. Kc2 {[%emt 0:01:09]} Nc8 {[%emt 0:02:53]} 29. Kb1 {[%emt 0:00:59]} Na7 {[%emt 0:01:38]} 30. Qe2 {[%emt 0:02:40]} Kf7 {[%emt 0:01:45]} (30... h5 $11) 31. Qf2 {[%emt 0:04:07]} Ke7 {[%emt 0:00:51]} 32. Bd3 {[%emt 0:00:43]} Qg6 {[%emt 0:01:18]} 33. Rh1 {[%emt 0:04:34]} h5 {[%emt 0:00:13]} 34. Be2 {[%emt 0:00:54]} (34. g3 $14 {was preferrable.}) 34... Rh8 {[%emt 0:00:12]} 35. Rdd1 {[%emt 0:00:47]} Rag8 {[%emt 0:01:00]} 36. Rh2 {[%emt 0:03:34]} Ne8 {[%emt 0:02:06]} 37. Rdh1 {[%emt 0:01:03]} Rh7 {[%emt 0:01:23]} (37... h4 $11) 38. Nc2 {[%emt 0:00:59]} (38. Bd1 $14) 38... Rgh8 {[%emt 0:01:28]} (38... Nc7 $11 {is more appropriate.}) 39. a4 {[%emt 0:02:47]} (39. Rc1 $14) 39... Nf6 {[%emt 0:00:38]} 40. Ne1 {[%emt 0:01:26]} b6 {[%emt 0:04:10]} 41. Rg1 {[%emt 0:01:31]} Rg8 {[%emt 0:03:32]} 42. Rgh1 {[%emt 0:04:29]} Nc8 {[%emt 0:01:07]} 43. Nd3 {[%emt 0:00:45]} Rhg7 {[%emt 0:01:27]} 44. g4 {[%emt 0:01:34]} fxg3 {[%emt 0:05:06]} 45. Qxg3 {[%emt 0:00:02]} h4 {[%emt 0:00:42]} 46. Qf2 {[%emt 0:00:37]} Nh5 {[%emt 0:00:26]} 47. Bd1 {[%emt 0:00:59]} Qf6 {[%emt 0:00:56]} 48. Qd2 {[%emt 0:01:53]} Kd8 {[%emt 0:00:30]} 49. Rg1 {[%emt 0:00:48]} Nf4 {[%emt 0:02:04]} 50. Nf2 {[%emt 0:00:15]} Rf7 {[%emt 0:01:55]} 51. Rhh1 {[%emt 0:00:37]} Nh5 {[%emt 0:00:28]} 52. Re1 {[%emt 0:00:31]} Qg6 {[%emt 0:00:24]} 53. Qe3 {[%emt 0:00:49]} Ne7 {[%emt 0:00:45]} 54. Rh2 {[%emt 0:00:20]} Qf6 {[%emt 0:01:20]} 55. Ne2 {[%emt 0:00:49]} Ng3 {[%emt 0:05:07]} 56. Ng1 {[%emt 0:00:05]} (56. Qb3 $15 Kc7 57. Nc3) 56... Rgf8 $17 {[%emt 0:00:13]} 57. b3 {[%emt 0:00:27]} Qg7 {[%emt 0:00:43]} 58. Kc2 {[%emt 0:00:34]} Kc7 {[%emt 0:00:04]} 59. Kb1 {[%emt 0:00:16]} Rf4 {[%emt 0:00:19]} 60. Nd3 {[%emt 0:00:24]} R4f6 $1 {[%emt 0:00:10]} 61. Nf2 {[%emt 0:00:05]} Be8 {[%emt 0:00:32]} 62. Ng4 {[%emt 0:00:48]} Rf4 {[%emt 0:00:11]} 63. Nf2 {[%emt 0:00:10]} Bh5 {[%emt 0:00:14]} 64. Nd3 {[%emt 0:00:11]} R4f6 {[%emt 0:01:00]} 65. Nf2 {[%emt 0:00:39]} Ng8 {[%emt 0:01:01]} 66. Ka2 {[%emt 0:00:55]} R6f7 {[%emt 0:00:36]} 67. Kb1 {[%emt 0:00:24]} Nf6 {[%emt 0:00:08]} 68. Kc2 {[%emt 0:00:25]} Nh7 {[%emt 0:00:52]} 69. Kb1 {[%emt 0:00:28]} Rf6 {[%emt 0:00:10]} 70. Kc2 {[%emt 0:00:35]} R8f7 {[%emt 0:00:06]} 71. Ng4 {[%emt 0:01:15]} Rf4 {[%emt 0:00:17]} 72. Kc1 {[%emt 0:00:41]} Qf8 {[%emt 0:00:45]} 73. Qd3 {[%emt 0:00:12]} Nf6 {[%emt 0:00:50]} 74. Nf2 {[%emt 0:00:42]} Nd7 {[%emt 0:00:33]} 75. Ng4 {[%emt 0:00:12]} Bg6 {[%emt 0:00:56]} 76. Nf2 {[%emt 0:00:16]} Nf6 {[%emt 0:01:09]} 77. Kb2 {[%emt 0:01:09]} (77. Qd2 $142) 77... Bh5 {[%emt 0:01:02]} 78. Kc1 $1 {[%emt 0:00:28]} Qg7 {[%emt 0:01:06]} 79. Qe3 {[%emt 0:00:15]} Bg6 {[%emt 0:00:42]} 80. Bc2 {[%emt 0:00:30]} (80. Ne2 $15) 80... Qf8 {[%emt 0:00:29]} (80... Nd7 $17 81. Kb1 (81. Nd3 Bxe4 82. Nxf4 exf4 $17) 81... Bh5) 81. Kb2 {[%emt 0:00:33]} (81. Nd3 $11) 81... Nfh5 {[%emt 0:01:42]} (81... Nh7 $17) 82. Bd1 {[%emt 0:00:13]} (82. Nd3 $11) 82... Qg7 {[%emt 0:00:29]} 83. Ka2 {[%emt 0:00:42]} Rf8 {[%emt 0:00:07]} (83... Bh7 $1 $17) 84. Bc2 {[%emt 0:00:20]} (84. Nd3 $15) 84... Qf6 {[%emt 0:01:03]} ({Better is} 84... Be8 $17 85. Nd3 R4f7) 85. Bd1 {[%emt 0:00:50]} (85. Nd3 $11) 85... Qf7 {[%emt 0:00:16]} ({Black should try} 85... Qe7 $17 86. Ng4 Be8) 86. Kb2 {[%emt 0:00:23]} (86. Nd3 $11 {was the only way to keep the balance.}) 86... Ng7 {[%emt 0:00:39]} (86... Qh7 $17 87. Ng4 (87. Nd3 R4f7 $17) 87... Qe7) 87. Qd3 {[%emt 0:00:44]} (87. Nd3 $11) 87... N3h5 {[%emt 0:00:51]} (87... Qe7 $17 88. Qc3 N7h5) 88. Qe3 {[%emt 0:00:16]} (88. Rg2 $11 {keeps the balance.}) 88... Qe7 $1 $17 {[%emt 0:00:48]} 89. Nd3 {[%emt 0:00:23]} R4f7 {[%emt 0:00:19]} 90. Nf2 {[%emt 0:00:11]} Ng3 {[%emt 0:00:44]} 91. Bc2 {[%emt 0:00:35]} Bh5 {[%emt 0:00:32]} 92. Bd1 {[%emt 0:00:16]} Qf6 {[%emt 0:00:05]} 93. Ng4 {[%emt 0:00:37]} Qg6 {[%emt 0:00:51]} 94. Nf2 {[%emt 0:00:10]} Ne8 {[%emt 0:00:28]} 95. Ka2 {[%emt 0:00:26]} Rf4 {[%emt 0:00:28]} (95... Kb7 $17) 96. Nd3 $11 {[%emt 0:00:17]} Nf6 {[%emt 0:00:39]} 97. Nf2 {[%emt 0:01:14]} Qf7 {[%emt 0:00:15]} 98. Kb2 {[%emt 0:00:39]} Qg7 {[%emt 0:01:07]} 99. Ka2 {[%emt 0:00:12]} (99. Nd3 Nfxe4 $1 100. Ka3 (100. fxe4 $2 Rxe4 101. Qc1 Rxe1 $19) 100... Nf5 101. Nxf4 exf4 $15) 99... Rf7 {[%emt 0:00:21]} 100. Bc2 {[%emt 0:00:35]} Qf8 {[%emt 0:01:04]} 101. Bd1 {[%emt 0:00:17]} Qh6 {[%emt 0:01:58]} 102. Kb2 {[%emt 0:00:28]} Nh7 {[%emt 0:00:57]} 103. Qd3 {[%emt 0:00:23]} Qf8 {[%emt 0:00:15]} 104. Re3 {[%emt 0:00:51]} Bg6 {[%emt 0:01:27]} 105. Re1 {[%emt 0:00:48]} Nf6 {[%emt 0:00:57]} 106. Ka2 {[%emt 0:00:22]} ({Not} 106. Ne2 $2 Rxf3 $3 {[%mdl 512]} 107. Qxf3 Nfxe4 108. Nxg3 hxg3 $19) 106... Bh7 {[%emt 0:00:37]} 107. Kb2 {[%emt 0:00:17]} ({But not} 107. Ne2 {[#]} Rxf3 $1 108. Qxf3 Nfxe4 $17) 107... Nfh5 {[%emt 0:00:32]} 108. Qe3 {[%emt 0:00:19]} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "6.5"]
[White "Yu, Jennifer"]
[Black "Marek, Matyas"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2257"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,67,7,-18,10,-37,-32,-57,-56,-54,-42,-39,-33,-33,-50,-53,-63,-37,-30,-78,-111,-104,-118,-98,-116,-89,-62,-68,-56,-47,-54,-53,-43,-64,-60,-63,-54,-115,-121,-130,-67,-55,-45,-105,-89,-88,-107,-101,-47,-35,-37,-193,0,0,64,-535,-534,-751,-634,-29994]} 1. c4 {[%emt 0:13:08]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:53]} g6 {[%emt 0:02:07]} 3. Nc3 {[%emt 0:01:47]} Bg7 {[%emt 0:00:27]} 4. d4 {[%emt 0:04:19]} cxd4 {[%emt 0:00:05]} 5. Nxd4 {[%emt 0:00:03]} Nc6 {[%emt 0:00:04]} 6. Nb3 {[%emt 0:02:03]} a5 {[%emt 0:01:21] [#] A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3.} 7. a3 $146 {[%emt 0:03:07]} (7. Nc5 $11) ({Predecessor:} 7. Bf4 a4 8. Nd2 a3 9. Rb1 axb2 10. Qc2 Nb4 11. Qb3 Qa5 12. Nb5 Na6 13. e4 d6 14. Be2 {0-1 (22) Smirnov,A (2567)-Xiong,J (2679) Chess.com INT 2019}) 7... d6 $15 {[%emt 0:04:20][%cal Bd7d6,Bd6d5,Bd5e4][%mdl 32]} 8. Na4 {[%emt 0:09:44]} Nf6 {[%emt 0:01:21] Black is slightly better.} 9. f3 {[%emt 0:02:22]} O-O {[%emt 0:03:29]} 10. e4 {[%emt 0:00:44]} e6 {[%emt 0:01:16]} 11. Be3 {[%emt 0:03:08]} d5 {[%emt 0:05:53]} 12. Bb6 {[%emt 0:07:36]} Qe8 {[%emt 0:41:32]} 13. Bc5 {[%emt 0:07:00]} dxe4 {[%emt 0:00:52]} 14. Nb6 {[%emt 0:05:06] [#]} (14. fxe4 $11 {is superior.} Nxe4 15. Bxf8 Qxf8 16. Qc2) 14... Rb8 $1 $17 {[%emt 0:01:05][%cal Oe4f3]} 15. Bxf8 {[%emt 0:12:36]} (15. Be2 exf3) 15... Qxf8 {[%emt 0:01:22]} 16. Be2 {[%emt 0:04:59]} exf3 {[%emt 0:03:38]} 17. Bxf3 {[%emt 0:00:27]} Ne5 {[%emt 0:00:14] Threatens to win with ...Nfd7.} 18. O-O {[%emt 0:03:35]} a4 {[%emt 0:01:10]} 19. Nxa4 {[%emt 0:02:06]} Nxc4 {[%emt 0:00:27] And now ...Ne3 would win.} 20. Qe2 {[%emt 0:00:21] Prevents Ne3.} b5 {[%emt 0:00:39][%mdl 1024] Black has compensation.} 21. Nac5 {[%emt 0:04:49]} Nd5 {[%emt 0:08:11]} 22. Nd3 {[%emt 0:03:32]} Nde3 {[%emt 0:01:48]} 23. Rf2 {[%emt 0:00:44]} (23. Rfe1 $15) 23... Qd6 {[%emt 0:00:45]} 24. Re1 {[%emt 0:02:17]} h5 {[%emt 0:05:22] 0x0.0012591a0629dp-1022s more active pieces.} (24... f5 $17 {...e5 is the strong threat.} 25. Nb4 Bxb2) 25. Kh1 $1 $15 {[%emt 0:02:52]} e5 {[%emt 0:08:30]} 26. Nd2 {[%emt 0:01:19]} (26. Nbc5 $1 $15) 26... Ng4 {[%emt 0:00:55]} 27. Bxg4 {[%emt 0:01:12]} Bxg4 $40 {[%emt 0:00:21][%mdl 128] Black goes for the king.} 28. Qf1 {[%emt 0:00:20]} Nxd2 {[%emt 0:02:57]} (28... Rd8 $17 29. Nxc4 bxc4) 29. Rxd2 {[%emt 0:00:04]} Rd8 {[%emt 0:00:38] Strongly threatening ...Bf5.} 30. Qf2 {[%emt 0:02:33]} (30. Rxe5 $15 Bh6 31. Rf2) 30... e4 $2 {[%emt 0:02:55]} ({Black should try} 30... Qd4 $19 31. Qxd4 Rxd4) 31. Rxe4 $11 {[%emt 0:00:26]} Bf5 {[%emt 0:00:05] [#]} ({Black should play} 31... f5 $11 32. Re1 Bh6) 32. Re3 $2 {[%emt 0:00:42][%mdl 8192]} (32. Ree2 $1 $14 {was the only good move.}) 32... Bh6 $19 {[%emt 0:00:36][%mdl 64] Skewer} 33. Rg3 {[%emt 0:00:34]} Bxd2 {[%emt 0:00:17] This bishop pair is nice.} 34. Qf4 {[%emt 0:00:33] Weighted Error Value: White=0.41/Black=0.19 (very precise)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "7.1"]
[White "Marek, Matyas"]
[Black "Posthuma, Joshua"]
[Result "1/2-1/2"]
[WhiteElo "2363"]
[BlackElo "2405"]
[Annotator "NA RC"]
[PlyCount "7"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:03]} c6 {[%emt 0:00:07]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:04]} 3. exd5 {[%emt 0:00:03]} cxd5 {[%emt 0:00:06]} 4. Bd3 {[%emt 0:00:02]} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "7.2"]
[White "Grabinsky, Aaron"]
[Black "Yu, Jennifer"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2401"]
[BlackElo "2257"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,70,4,8,0,0,0,0,0,0,-30,-15,-11,-1,-27,-8,-10,0,-27,-7,-14,-10,-33,0,0,0,-20,-16,-44,-19,-20,-30,-69,-47,-66,0,5,5,0,0,-77,-69,-66,-60,-68,-39,-81,-75,-67,-79,-156,-100,-95,-97,-953,-916,-29983,-29975,-6387,-6375,-6291,-1578,-1148,-1012]} 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:02:16]} 2. Nc3 {[%emt 0:01:26]} Nf6 {[%emt 0:01:26]} 3. Bf4 {[%emt 0:00:05]} Bf5 {[%emt 0:01:46]} 4. f3 {[%emt 0:00:28]} h5 {[%emt 0:07:20]} 5. e3 {[%emt 0:00:31]} e6 {[%emt 0:00:16]} 6. Bd3 {[%emt 0:00:46] D00: 1 d4 d5: Unusual lines.} Bxd3 {[%emt 0:03:56]} 7. Qxd3 {[%emt 0:00:23]} a6 {[%emt 0:00:03] Against Qb5+} 8. e4 {[%emt 0:06:47] The position is equal.} c5 {[%emt 0:03:57]} 9. dxc5 {[%emt 0:03:01]} d4 {[%emt 0:16:08]} (9... Nc6 {is interesting.} 10. exd5 Nb4 11. Qe2 Nfxd5 12. O-O-O Bxc5 13. a3 Qf6) 10. O-O-O {[%emt 0:09:40]} Bxc5 {[%emt 0:00:33] [#] With the idea ...Qa5.} 11. Bxb8 $146 {[%emt 0:09:47]} ({Predecessor:} 11. Nce2 Nc6 12. Nh3 Rc8 13. a3 Nd7 14. Kb1 b5 15. Nc1 e5 16. Bg5 f6 17. Bd2 {1-0 (72) Damjanovic,V (2393)-Rustemov,A (2525) Chess.com INT 2021}) 11... Rxb8 {[%emt 0:01:07]} 12. Nce2 {[%emt 0:01:58][%cal Re2d4]} e5 {[%emt 0:03:11]} 13. h3 {[%emt 0:01:33]} Qe7 {[%emt 0:08:13]} 14. Kb1 {[%emt 0:05:49]} h4 {[%emt 0:01:50]} 15. g3 {[%emt 0:11:21]} hxg3 {[%emt 0:05:16]} 16. Nxg3 {[%emt 0:00:02]} g6 {[%emt 0:00:05] Inhibits Nf5.} 17. N1e2 {[%emt 0:00:21]} Rh4 {[%emt 0:01:24]} 18. Rdf1 {[%emt 0:05:14]} Qc7 {[%emt 0:07:57]} 19. Qd2 {[%emt 0:00:45]} Be7 {[%emt 0:02:41]} 20. f4 {[%emt 0:02:03]} Rd8 {[%emt 0:02:40]} 21. Rf3 {[%emt 0:04:03]} exf4 {[%emt 0:15:39]} (21... Nd7 $15 22. f5 Qc6 23. fxg6 fxg6) 22. Nxf4 $11 {[%emt 0:01:34]} g5 {[%emt 0:00:00][%cal Rh4f4] [#]} 23. Ng6 {[%emt 0:10:14]} Nxe4 {[%emt 0:02:53]} 24. Qe1 {[%emt 0:03:18]} Nxg3 $1 $17 {[%emt 0:01:10] The board is on fire.} ({Of course not} 24... fxg6 25. Nxe4 Qe5 26. Nf6+ Bxf6 27. Rxf6 Qxe1+ 28. Rxe1+ Kd7 29. Rxg6 $11) 25. Nxe7 {[%emt 0:01:37]} Qxe7 {[%emt 0:05:54]} 26. Qxg3 {[%emt 0:00:23]} Re4 {[%emt 0:00:17]} 27. Rf5 {[%emt 0:04:15]} f6 {[%emt 0:00:45] Threatens to win with ...Re3.} 28. a3 {[%emt 0:01:19]} Re3 {[%emt 0:02:27]} 29. Qf2 {[%emt 0:01:31]} (29. Qg4 $142) 29... Re2 {[%emt 0:01:16] Black is much more active.} (29... Rd6 $142 $1 {aiming for ...Re2.} 30. Rc5 Qe4) 30. Qf3 {[%emt 0:00:35] [#]} Rd6 $40 {[%emt 0:00:35][%cal Od4d3][%mdl 128] White must now prevent ...d3! Black is out for blood.} 31. Qg3 {[%emt 0:03:25][%mdl 8192] This move loses the game for White.} (31. Rc1 $17) 31... d3 $19 {[%emt 0:00:38][%cal Bd4d3,Bd3d2][%mdl 32]} ({Don't blunder} 31... Qe4 $2 32. Rc1 Rc6 33. Qf3 $17 (33. Qb8+ $2 Kf7 $19)) 32. Rf2 {[%emt 0:04:25]} Re1+ {[%emt 0:01:38]} 33. Rxe1 {[%emt 0:00:41]} Qxe1+ {[%emt 0:00:03] Black is clearly winning.} 34. Ka2 {[%emt 0:00:08]} Qe6+ {[%emt 0:00:18]} (34... dxc2 $142 35. Qxd6 c1=Q 36. Qb8+ Kf7 37. Rxf6+ Kxf6 38. Qf8+ Ke5 39. Qe8+ Kf4 40. Qb8+ Ke3 41. Qe5+ Kf3 42. Qf5+ Kg3 43. Qd3+ Kg2 44. Qd5+ Kxh3 45. Qf5+ Kh2 46. Qh7+ Kg1 47. Qd3 Kh2 48. Qh7+ Kg1 49. Qd3 Qe6+ 50. Qb3 {[#]} Qb1+ $3 {[%mdl 512]} 51. Kxb1 Qxb3 52. a4 g4 53. Kc1 g3 54. Kd2 Kf2 55. a5 g2 56. Kc1 g1=R+ 57. Kd2 Rd1#) 35. b3 {[%emt 0:00:09]} d2 {[%emt 0:00:02] Weighted Error Value: White=0.74/Black=0.33} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "7.3"]
[White "Proleiko, Julian"]
[Black "Lee, Alice"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2204"]
[BlackElo "2344"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,90,16,20,27,27,22,20,20,17,12,32,14,65,56,58,61,77,60,68,33,24,17,20,15,38,41,51,31,29,-115,-145,-146,-137,-158,-178,-208,-179,-183,-151,-325,-302,-331,-256,-264,-264,-453,-452,-455,-448,-450,-443,-428,-425,-422,-286,-331,-305,-357,-351,-477,-419,-450,-483,-476,-464,-500,-485,-1914,-1949,-1281,-1079,-1079,-1077,-1011,-1009,-1009,-962,-2076,-1948,-2093,-1639,-1331,-1158]} 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:04]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:02]} 3. Nf3 {[%emt 0:00:05]} a6 {[%emt 0:00:12]} 4. Bg5 {[%emt 0:00:56]} Be7 {[%emt 0:00:06]} 5. Bxe7 {[%emt 0:00:04]} Qxe7 {[%emt 0:00:12]} 6. Nbd2 {[%emt 0:00:12] D30: Queen's Gambit Declined: Systems without Nc3.} Nf6 {[%emt 0:00:15]} 7. g3 {[%emt 0:00:16]} O-O {[%emt 0:00:14]} 8. Bg2 {[%emt 0:00:04] The position is equal.} Nbd7 {[%emt 0:06:12]} 9. O-O {[%emt 0:00:08]} c5 {[%emt 0:01:50]} 10. cxd5 {[%emt 0:00:39] [#]} Nxd5 $146 {[%emt 0:00:23]} (10... exd5 $11 11. e3 b6) ({Predecessor:} 10... exd5 11. a4 a5 12. Nb1 b6 13. Nc3 Bb7 14. Qb3 Rfd8 15. Rfd1 Rac8 16. e3 h6 {½-½ (69) Predke,A (2684)-Timofeev,A (2580) Cheliabinsk 2020}) 11. e4 $14 {[%emt 0:00:29][%cal Be2e4,Be4e5][%mdl 32]} N5f6 {[%emt 0:01:06]} 12. e5 {[%emt 0:00:36]} Nd5 {[%emt 0:00:12]} 13. Ne4 {[%emt 0:00:22]} Rd8 {[%emt 0:03:29]} 14. dxc5 {[%emt 0:01:35]} Nxc5 {[%emt 0:00:14]} 15. Nxc5 {[%emt 0:00:32]} Qxc5 {[%emt 0:00:08]} 16. Ng5 {[%emt 0:00:43]} Qe7 {[%emt 0:05:20]} 17. Qh5 {[%emt 0:00:11]} h6 {[%emt 0:00:13]} 18. Ne4 {[%emt 0:02:35]} Bd7 {[%emt 0:02:06]} 19. Rae1 {[%emt 0:00:48]} (19. Rfd1 $11 {keeps the balance.}) 19... Bb5 $17 {[%emt 0:02:08]} 20. Nd6 {[%emt 0:04:43]} Bxf1 {[%emt 0:00:11]} 21. Rxf1 {[%emt 0:01:18]} Rd7 {[%emt 0:09:48][%cal Bd8d7,Bd7c7,Bc7c1][%mdl 32]} 22. Rd1 {[%emt 0:01:16]} Nb6 {[%emt 0:02:04]} 23. Rc1 {[%emt 0:01:48]} Rb8 {[%emt 0:01:31]} 24. f4 $2 {[%emt 0:02:22] Loses the game.} (24. h4 $17) 24... Rc7 $19 {[%emt 0:02:17]} 25. Rd1 {[%emt 0:00:05]} Nc4 {[%emt 0:02:19]} ({Avoid the trap} 25... Rc2 $2 26. b4 $19) 26. b3 {[%emt 0:09:13]} Ne3 {[%emt 0:00:36]} 27. Rd3 {[%emt 0:00:21]} (27. Rd2 {is a better defense.}) 27... Rc1+ {[%emt 0:02:28]} 28. Kf2 {[%emt 0:00:04]} Nxg2 29. Kxg2 {[%emt 0:00:02]} Rc2+ {[%emt 0:01:00]} 30. Kh3 {[%emt 0:00:03]} Rxa2 {[%emt 0:00:48]} 31. Rd4 {[%emt 0:03:05]} Ra5 {[%emt 0:01:58]} 32. Qg4 {[%emt 0:02:43]} Rd8 {[%emt 0:09:48][%cal Bb8d8,Bd8d7,Bd7c7,Bc7c8][%mdl 32]} 33. b4 {[%emt 0:04:26]} Ra2 {[%emt 0:00:48]} 34. Qh5 {[%emt 0:03:57]} Rd7 {[%emt 0:04:23]} 35. Qd1 {[%emt 0:01:59]} Rc7 {[%emt 0:02:53] Prevents Nc8. aiming for ...Rcc2. Black is clearly winning.} 36. Ne4 {[%emt 0:00:36] [#] Hoping for Rd8+.} Rc8 {[%emt 0:03:00] Prevents Rd8+.} 37. Rd7 {[%emt 0:04:32]} Qe8 {[%emt 0:09:39]} ({Less strong is} 37... Qxb4 38. Nf6+ gxf6 39. Qg4+ Kh8 40. Rxf7 Rxh2+ 41. Kxh2 $18) 38. Qd6 {[%emt 0:11:24]} (38. Rd3 $142 Qc6 39. Qf3) 38... f5 {[%emt 0:02:38][%cal Re8h5]} 39. Nd2 {[%emt 0:01:15]} Qh5+ {[%emt 0:02:41]} 40. Kg2 {[%emt 0:00:00]} Qe2+ {[%emt 0:00:23]} 41. Kh3 {[%emt 0:00:07]} Qg4+ {[%emt 0:01:04]} 42. Kg2 {[%emt 0:00:05]} Rcc2 {[%emt 0:00:30] Strongly threatening ...Qe2+.} 43. Qb8+ {[%emt 0:00:37]} Kh7 {[%emt 0:00:04]} 44. Qd8 {[%emt 0:00:03] [#]} Rxd2+ $1 {[%emt 0:00:40]} 45. Rxd2 {[%emt 0:00:02]} Qd1 {[%emt 0:00:23] Weighted Error Value: White=0.66/Black=0.19 (very precise)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "7.4"]
[White "Rodriguez Rivera, Pedro"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2197"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,50,0,-3,-11,-12,-50,-43,-47,-50,-52,-59,-60,-54,-49,-50,-43,-63,-131,-43,-39,-45,-41,-41,-166,-111,-627,-601,-29984,-29985,-29986,-29987,-29987,-29988,-29996,-29997,-29997,-29998]} 1. d4 {[%emt 0:00:01]} Nf6 {[%emt 0:04:44]} 2. Nf3 {[%emt 0:00:02]} d5 {[%emt 0:00:22]} 3. e3 {[%emt 0:00:03]} c5 {[%emt 0:00:23]} 4. c3 {[%emt 0:00:01]} e6 {[%emt 0:00:42]} 5. Bd3 {[%emt 0:00:02]} Bd6 {[%emt 0:00:21]} 6. Nbd2 {[%emt 0:00:02]} Nc6 {[%emt 0:00:43]} 7. O-O {[%emt 0:00:41]} O-O {[%emt 0:00:23]} 8. Re1 {[%emt 0:00:47]} e5 {[%emt 0:02:56]} 9. e4 {[%emt 0:02:33] D05: Colle System with ...e6.} cxd4 {[%emt 0:03:42]} 10. cxd4 {[%emt 0:00:09]} Bg4 {[%emt 0:01:08]} (10... exd4 $2 11. e5 $18) 11. exd5 {[%emt 0:20:05] Black is slightly better.} Nxd4 {[%emt 0:02:06]} 12. h3 {[%emt 0:00:15]} Bh5 {[%emt 0:04:31]} 13. g4 {[%emt 0:04:32]} Bg6 {[%emt 0:12:34]} 14. Bxg6 {[%emt 0:01:41]} fxg6 {[%emt 0:02:46]} 15. Nxd4 {[%emt 0:01:32]} exd4 {[%emt 0:00:15]} 16. Nb3 {[%emt 0:05:22] [#]} ({White should play} 16. Nf3 $15) 16... Bc7 $146 {[%emt 0:01:20]} ({Stronger than} 16... Nxd5 17. Qxd4 Rf7 18. Be3 $15 (18. Qxd5 $2 Bh2+ 19. Kxh2 Qxd5 $19) (18. Rd1 $2 Qh4 $19)) (16... Nd7 $17 {Strongly threatening ...Qh4.} 17. Qxd4 Qh4) ({Predecessor:} 16... Nxd5 17. Qxd4 Nf4 18. Bxf4 Rxf4 19. Qd5+ {½-½ (19) Raedeker,B (2238)-Westerinen,H (2382) Dresden 2006}) 17. Nxd4 $15 {[%emt 0:10:20] Black must now prevent Ne6.} Qd6 {[%emt 0:01:20]} (17... Nxd5 $2 18. Ne6 Qf6 19. Re2 $18) 18. Nf3 {[%emt 0:00:27] Prevents Qh2+.} Nxd5 {[%emt 0:00:42] Hoping for ...Rf7.} 19. Qb3 {[%emt 0:13:43]} (19. Bg5 $1 $15) 19... Bb6 $36 {[%emt 0:04:49][%mdl 2048] Keeping White busy.} ({Much less strong is} 19... Qc5 20. Bg5 Rxf3 21. Qxf3 $18) 20. Kg2 {[%emt 0:12:46][%mdl 8192] [#] Against Qg3+} (20. Kh1 $17 Bxf2 21. Rd1) 20... Rxf3 $1 {[%emt 0:04:32][%mdl 512]} 21. Kxf3 {[%emt 0:00:01]} (21. Qxf3 Rf8) 21... Rf8+ {[%emt 0:01:40] Black mates.} 22. Ke2 {[%emt 0:02:11]} Rxf2+ {[%emt 0:00:27]} ({Worse is} 22... Bxf2 23. Rd1 Qe6+ 24. Be3 Bxe3 25. Rxd5 Bd4+ 26. Kd3 Rf3+ 27. Kxd4 $17) 23. Kd1 {[%emt 0:00:28]} Kf8 {[%emt 0:00:07][%cal Rd5c3]} 24. Bg5 {[%emt 0:03:02]} Ne3+ {[%emt 0:00:24][%mdl 64] [#] Discovered Attack (Double check)} 25. Kc1 {[%emt 0:00:35]} Qd2+ {[%emt 0:00:07] Weighted Error Value: White=0.82/Black=0.05 (flawless)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.22"]
[Round "7.5"]
[White "Ezra Paul Chambers"]
[Black "Antova, Gabriela"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2232"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,79,42,39,14,17,21,18,15,24,21,41,1,13,26,32,8,0,11,9,10,28,-11,14,7,13,0,0,-9,-16,-33,-27,-53,0,-12,12,14,25,-1,-7,-13,-20,-14,0,0,0,0,0,0,2,7,29,21,69,48,68,52,88,87,63,48,43,0,64,59,812,805,901,893,847,844,752,741]} 1. e4 {[%emt 0:00:05]} e5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:07]} 3. Bb5 {[%emt 0:02:04]} g6 {[%emt 0:00:26]} 4. c3 {[%emt 0:00:50]} a6 {[%emt 0:00:30]} 5. Ba4 {[%emt 0:01:40]} d6 {[%emt 0:01:11]} 6. Bxc6+ {[%emt 0:02:53] C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann.} bxc6 {[%emt 0:00:24]} 7. d4 {[%emt 0:00:04]} exd4 {[%emt 0:06:34]} 8. cxd4 {[%emt 0:00:14] The position is equal.} Bg7 {[%emt 0:00:43]} 9. O-O {[%emt 0:00:13]} Ne7 {[%emt 0:03:37]} 10. Nc3 {[%emt 0:02:40]} Bg4 {[%emt 0:10:01]} 11. Be3 {[%emt 0:01:25] [#]} Rb8 $146 {[%emt 0:01:02]} ({Predecessor:} 11... O-O 12. h3 Bxf3 13. Qxf3 Qd7 14. Qe2 f5 15. f3 a5 16. Rac1 fxe4 17. fxe4 Rxf1+ 18. Qxf1 {0-1 (36) Fitzsimons,D (2372)-McNab,C (2433) Reading 2016}) 12. Rb1 {[%emt 0:01:18]} O-O {[%emt 0:00:42]} 13. h3 {[%emt 0:03:39]} Bxf3 {[%emt 0:02:04]} 14. Qxf3 {[%emt 0:00:59]} f5 {[%emt 0:01:08]} 15. exf5 {[%emt 0:03:59]} (15. e5 $5) 15... Rxf5 {[%emt 0:01:46]} 16. Qe2 {[%emt 0:00:23]} a5 {[%emt 0:01:45]} 17. Rbc1 {[%emt 0:01:07]} Qd7 {[%emt 0:04:13]} 18. Rc2 {[%emt 0:07:06]} Rf7 {[%emt 0:06:04]} 19. Ne4 {[%emt 0:13:55][%cal Bc3e4,Be4d2,Bd2f3][%mdl 32]} Nf5 {[%emt 0:17:56]} 20. Qd3 {[%emt 0:13:11]} h6 {[%emt 0:11:29]} ({Black should play} 20... Nxe3 $15 21. fxe3 Rxf1+ 22. Kxf1 (22. Qxf1 Qe6 $15) 22... Qf7+ 23. Nf2 Qxa2 24. Rxc6 Rxb2 25. Qc4+ Qxc4+ 26. Rxc4 Bh6) 21. Nd2 {[%emt 0:03:18]} Re7 {[%emt 0:03:31]} 22. Nf3 {[%emt 0:00:53]} Qe6 {[%emt 0:04:09][%csl LRa2,LRe3]} 23. Bc1 {[%emt 0:07:19] Black must now prevent g4.} (23. b3 $5 {[%cal Rc2c6]}) 23... Qd5 {[%emt 0:07:14]} 24. g4 {[%emt 0:09:33]} Nxd4 {[%emt 0:01:05]} ({Don't do} 24... Bxd4 25. Qc4 $16 (25. Rd1 Ne3 $16)) 25. Nxd4 {[%emt 0:01:04] aiming for Rd2.} Bxd4 {[%emt 0:00:56]} 26. Qxg6+ {[%emt 0:06:54]} Rg7 {[%emt 0:00:08]} 27. Qxh6 {[%emt 0:00:08]} Re8 {[%emt 0:07:34] Against Re1} 28. Be3 {[%emt 0:04:20] Dancing on a razor blade.} Re6 {[%emt 0:04:07]} 29. Qf4 {[%emt 0:00:28]} Re4 {[%emt 0:00:02]} 30. Qg3 {[%emt 0:02:40]} Bf6 {[%emt 0:01:33]} (30... c5 $1 $11) 31. b3 $14 {[%emt 0:05:12]} Qe6 {[%emt 0:01:17][%cal Re4g4]} 32. Rc4 $1 {[%emt 0:00:28]} ({But not} 32. Rxc6 Rgxg4 $1 33. hxg4 Rxg4 $15) 32... Rxc4 {[%emt 0:00:24]} 33. bxc4 {[%emt 0:00:03]} Qxc4 {[%emt 0:00:11]} 34. Qf3 {[%emt 0:00:17]} Rf7 {[%emt 0:01:11]} 35. Rb1 {[%emt 0:03:02]} Qd5 {[%emt 0:00:12]} (35... Be5 $11 36. Qg2 a4) 36. Rb8+ {[%emt 0:01:33]} (36. Kg2 $5) 36... Kg7 $2 {[%emt 0:00:08][%mdl 8192] This move loses the game for Black.} (36... Kh7 $14 37. Kg2 Be5 38. Qxd5 cxd5) 37. Qf4 $18 {[%emt 0:01:28][%csl Ge3][%cal Rf4h6] White is clearly winning.} Qd1+ {[%emt 0:00:56]} 38. Kg2 {[%emt 0:00:09][%csl Ge3][%cal Rf4h6]} Qd5+ {[%emt 0:00:02] [#]} 39. f3 $1 {[%emt 0:00:37][%csl Ge3][%cal Rf4h6]} Qxa2+ {[%emt 0:02:15]} 40. Bd2 {[%emt 0:00:27] Weighted Error Value: White=0.10 (very precise) /Black=0.14 (very precise)} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.23"]
[Round "8.1"]
[White "Posthuma, Joshua"]
[Black "Antova, Gabriela"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2405"]
[BlackElo "2293"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,81,7,0,10,0,0,0,0,0,0,-16,-20,-33,18,0,3,3,3,4,9,0,0,0,0,0,6,0,0,0,0,0,0,0,0,-6,0,-12,0,0,0,0,0,0,8,2079,1538,1250,767,697,552,532,29968,29969,29966,29943,5197,948,893,885,29982,29983]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:09]} 2. c4 {[%emt 0:00:05]} c6 {[%emt 0:00:11]} 3. Nf3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:10]} 4. e3 {[%emt 0:00:23]} e6 {[%emt 0:00:19]} 5. Nbd2 {[%emt 0:00:20]} Nbd7 {[%emt 0:00:46]} 6. Bd3 {[%emt 0:00:13]} Be7 {[%emt 0:04:08]} 7. O-O {[%emt 0:00:31]} O-O {[%emt 0:00:11]} 8. e4 {[%emt 0:01:17]} dxe4 {[%emt 0:00:12]} 9. Nxe4 {[%emt 0:00:08]} c5 {[%emt 0:00:20]} 10. Nxc5 {[%emt 0:03:08]} Nxc5 {[%emt 0:00:25]} 11. dxc5 {[%emt 0:00:05]} Bxc5 {[%emt 0:00:08]} 12. Qe2 {[%emt 0:19:51] was the old line (12.Bg5).} b6 {[%emt 0:02:38] D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 13. Rd1 {[%emt 0:03:18][%cal Od3h7] [#]} Qe7 $146 {[%emt 0:01:32]} ({Predecessor:} 13... Qc7 14. Bg5 Bb7 15. Bxf6 gxf6 16. Be4 Rfd8 17. Bxb7 Qxb7 18. Rxd8+ Rxd8 19. Rd1 Rxd1+ 20. Qxd1 {0-1 (43) Melikhov,E (2292)-Romanchuk,V (2266) Chess.com INT 2022}) 14. Bg5 {[%emt 0:03:17] And now Bxf6 would win.} Bb7 {[%emt 0:00:46] The position is equal.} 15. Ne5 {[%emt 0:01:24][%cal Od3h7] [#] Black must now prevent Bxh7+!} Rfd8 {[%emt 0:04:40]} 16. Rd2 {[%emt 0:17:00]} h6 {[%emt 0:04:42]} 17. Be3 {[%emt 0:23:12]} Rd6 {[%emt 0:09:35]} ({Better is} 17... Bb4 $15 18. Rdd1 Nd7 19. Nxd7 Rxd7) 18. a3 {[%emt 0:03:02]} a5 {[%emt 0:02:28]} 19. Rad1 {[%emt 0:01:00] Threatens to win with Bxc5.} Rad8 {[%emt 0:01:06]} 20. h3 {[%emt 0:06:06]} Ba8 {[%emt 0:19:18]} 21. Bc2 {[%emt 0:00:20]} Qb7 {[%emt 0:05:16][%csl Ga8][%cal Rb7g2]} 22. Nf3 {[%emt 0:00:03] Hoping for Bxc5. Active counter play!} Rxd2 {[%emt 0:05:53]} 23. Rxd2 {[%emt 0:00:09]} Qc7 {[%emt 0:08:48] [#]} 24. Bf4 $1 {[%emt 0:01:48]} Rxd2 {[%emt 0:00:56]} (24... Qe7 25. Kf1) 25. Qxd2 {[%emt 0:00:40]} (25. Bxc7 $2 {too greedy.} Rxe2 26. Ba4 Rxb2 $19) 25... Qe7 {[%emt 0:01:17]} 26. Ne5 {[%emt 0:06:30][%cal Bf3e5,Be5d7,Bd7b6,Bb6c8,Bc8e7][%mdl 32]} Ne4 {[%emt 0:07:17]} 27. Bxe4 {[%emt 0:00:04]} Bxe4 {[%emt 0:00:05]} 28. Nd7 {[%emt 0:00:29]} a4 {[%emt 0:00:43]} 29. Be3 {[%emt 0:03:45]} Bxe3 {[%emt 0:03:42]} 30. fxe3 $11 {[%emt 0:00:04][%mdl 4096] Endgame KQB-KQN} Bc6 {[%emt 0:10:17]} 31. Nxb6 {[%emt 0:00:22]} Qc5 {[%emt 0:00:14]} 32. Nc8 {[%emt 0:01:55]} Qxc4 {[%emt 0:07:34]} 33. Qd8+ $2 {[%emt 0:01:55][%mdl 8192] A mistake that costs the game.} (33. Ne7+ $11 Kf8 34. Qd6 (34. Qd8+ Be8 $11)) 33... Kh7 $18 {[%emt 0:00:02]} 34. Ne7 {[%emt 0:00:12][%csl Ge7][%cal Rd8g8]} Be8 {[%emt 0:01:01]} 35. Qxe8 {[%emt 0:00:23][%csl Ge7][%cal Re8g8]} Qc1+ {[%emt 0:00:01]} 36. Kf2 {[%emt 0:00:25][%csl Ge7][%cal Re8g8]} Qd2+ {[%emt 0:00:49]} 37. Kf3 {[%emt 0:00:20][%csl Ge7][%cal Re8g8]} Qd1+ {[%emt 0:00:31]} 38. Kg3 {[%emt 0:00:21][%csl Ge7][%cal Re8g8]} Qd6+ {[%emt 0:00:09]} 39. Kh4 {[%emt 0:01:29][%csl Ge7][%cal Re8g8]} g5+ {[%emt 0:01:05]} 40. Kh5 {[%emt 0:00:05][%csl Ge7][%cal Re8g8]} Qd1+ {[%emt 0:00:10]} 41. g4 {[%emt 0:00:05] Weighted Error Value: White=0.08 (flawless) /Black=0.57} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.23"]
[Round "8.2"]
[White "Tokhirjonova, Gulrukhbegim"]
[Black "Ezra Paul Chambers"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2337"]
[BlackElo "2232"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,123,28,11,18,25,18,30,13,31,35,51,66,66,41,47,40,33,43,22,32,23,36,48,41,70,73,55,13,14,18,29,16,23,12,14,10,19,10,12,11,14,11,17,0,0,0,0,0,20,0,6,0,0,0,0,0,12,15,5,-1,0,-17,0,0,0,0,0,-12,0,0,0,0,0,0,0,0,0,0,16,8,11,11,23,0,8,0,15,3,19,15,33,45,47,50,61,56,98,99,93,94,87,89,180,180,310,323,537,567,741,649,743,616,490,293]} 1. Nf3 {[%emt 0:01:07]} d5 {[%emt 0:00:19]} 2. g3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:12]} 3. Bg2 {[%emt 0:00:17]} c6 {[%emt 0:00:21]} 4. O-O {[%emt 0:00:46]} Bf5 {[%emt 0:00:28]} 5. c4 {[%emt 0:01:53]} e6 {[%emt 0:00:36]} 6. Qb3 {[%emt 0:01:36]} Qb6 {[%emt 0:01:10]} 7. d3 {[%emt 0:01:35] A11: English Opening: 1...c6.} Nbd7 {[%emt 0:01:44]} 8. cxd5 {[%emt 0:02:01]} exd5 {[%emt 0:04:54]} 9. Qc2 {[%emt 0:03:21][%cal Oe2e4] White has an edge.} Be7 {[%emt 0:07:01]} 10. Nc3 {[%emt 0:01:48]} h6 {[%emt 0:09:37]} 11. e4 {[%emt 0:02:08]} dxe4 {[%emt 0:01:06]} 12. dxe4 {[%emt 0:00:10]} Bh7 {[%emt 0:00:04]} 13. Be3 {[%emt 0:01:35]} Qa6 {[%emt 0:00:34]} 14. Rfd1 {[%emt 0:10:08]} O-O {[%emt 0:13:02]} 15. Qb3 {[%emt 0:03:55] e5 is the strong threat.} Nc5 {[%emt 0:21:57]} 16. Qb4 {[%emt 0:02:43]} Qb6 {[%emt 0:06:07]} 17. Qc4 {[%emt 0:06:29] [#] Hoping for e5.} Qa6 {[%emt 0:06:43]} (17... Bxe4 $2 18. Nxe4 Nfxe4 19. b4 $18) 18. Qxa6 {[%emt 0:06:39] White is more active.} Nxa6 {[%emt 0:00:14] [#]} 19. e5 $146 {[%emt 0:00:28]} ({Predecessor:} 19. Ne5 Rfd8 20. f3 Bc5 21. Bf2 Kf8 22. Bf1 Bxf2+ 23. Kxf2 Nc5 24. b4 Ne6 25. b5 cxb5 26. Nxb5 {½-½ (60) Jumabayev,R (2654)-Ibrayev,N (2395) Almaty 2020}) 19... Ng4 {[%emt 0:00:40]} 20. Bd4 {[%emt 0:03:21] Threatens to win with h3.} f6 {[%emt 0:02:54]} 21. exf6 {[%emt 0:00:59]} Nxf6 {[%emt 0:00:54]} 22. Re1 {[%emt 0:02:27]} Bc5 {[%emt 0:00:32]} 23. Rad1 {[%emt 0:01:19]} Rad8 {[%emt 0:00:11]} 24. h3 {[%emt 0:02:56]} Bb6 {[%emt 0:00:56]} 25. Bf1 {[%emt 0:06:53]} Bxd4 {[%emt 0:06:20]} 26. Nxd4 {[%emt 0:00:35]} Nc5 {[%emt 0:00:17]} 27. f3 {[%emt 0:04:09]} a5 {[%emt 0:02:58]} 28. Re5 {[%emt 0:01:20]} Nfd7 {[%emt 0:00:23]} 29. Re7 {[%emt 0:00:12]} Bg6 {[%emt 0:01:16]} 30. f4 {[%emt 0:11:56]} Rfe8 {[%emt 0:00:39]} 31. Bc4+ {[%emt 0:00:55]} Kf8 {[%emt 0:00:54]} 32. Rxe8+ {[%emt 0:01:30]} Rxe8 {[%emt 0:01:42]} 33. f5 {[%emt 0:02:13]} Bf7 {[%emt 0:00:27]} 34. Bxf7 {[%emt 0:00:25]} Kxf7 {[%emt 0:00:01]} 35. Ne6 {[%emt 0:01:05][%cal Oc3a4]} g6 {[%emt 0:01:15]} 36. Nd4 {[%emt 0:03:08]} Nf6 {[%emt 0:00:45]} 37. Kg2 {[%emt 0:02:39]} Re3 {[%emt 0:02:25]} 38. fxg6+ {[%emt 0:02:44]} Kxg6 {[%emt 0:00:06]} 39. Nde2 {[%emt 0:01:41]} b5 {[%emt 0:02:21]} 40. Nf4+ {[%emt 0:01:08]} Kf7 {[%emt 0:01:13]} 41. Kf2 {[%emt 0:01:33]} Re7 {[%emt 0:01:19]} 42. Kf3 {[%emt 0:00:33]} Nfd7 {[%emt 0:00:40]} 43. Rd6 {[%emt 0:01:36]} Ne5+ {[%emt 0:00:25]} 44. Kg2 $1 {[%emt 0:00:03]} Ne6 {[%emt 0:00:46]} 45. b3 {[%emt 0:00:56]} Nxf4+ {[%emt 0:02:23]} 46. gxf4 $11 {[%emt 0:00:01][%mdl 4096] Endgame KRN-KRN} Ng6 {[%emt 0:00:12]} 47. Kf3 {[%emt 0:00:56]} (47. Rxc6 $5 {[%cal Rg2f3]} Re3 48. Kf2 (48. Nxb5 Nxf4+ 49. Kf2 Rxh3 $11) 48... Rxh3 49. Nxb5 $11) 47... Re6 {[%emt 0:00:53]} 48. Rd7+ {[%emt 0:01:11]} Ne7 {[%emt 0:00:29]} 49. Ra7 {[%emt 0:01:25]} Rd6 {[%emt 0:00:37]} 50. Ne4 {[%emt 0:01:16]} Rd3+ {[%emt 0:00:20]} 51. Kg4 {[%emt 0:01:06]} Rd4 {[%emt 0:01:24]} 52. Ng3 {[%emt 0:00:16]} Rd5 $1 {[%emt 0:00:54]} 53. Rxa5 {[%emt 0:00:29]} Rd3 {[%emt 0:00:46]} 54. Ra7 {[%emt 0:00:24] [#] aiming for Nf5.} Kf8 {[%emt 0:00:27]} 55. h4 {[%emt 0:01:02][%cal Bh3h4,Bh4h5][%mdl 32]} Nd5 {[%emt 0:00:16]} 56. Ne4 {[%emt 0:01:50]} Rd4 {[%emt 0:00:50]} (56... Rd1 $16) 57. Kf5 $18 {[%emt 0:00:11]} Ne3+ {[%emt 0:00:27]} (57... Rd1 {keeps fighting.} 58. Rh7 Re1) 58. Ke5 {[%emt 0:00:13]} Rd8 {[%emt 0:00:27]} (58... Rd3 59. Rc7 Ng4+ 60. Kf5 Ne3+ 61. Ke6 Nd5 62. Rxc6 Nxf4+ 63. Ke5 Ne2 64. Rxh6 Re3) 59. Nf6 {[%emt 0:00:31] Strongly threatening Ke6. White is clearly winning.} Ng2 {[%emt 0:00:33]} 60. h5 {[%emt 0:00:51]} c5 {[%emt 0:00:28]} 61. Nd7+ {[%emt 0:00:29]} Kg8 {[%emt 0:00:31]} 62. Nxc5 {[%emt 0:00:11] Weighted Error Value: White=0.08 (flawless) /Black=0.14 (very precise)} (62. f5 $142 Re8+ 63. Kd6) 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.23"]
[Round "8.3"]
[White "Lee, Alice"]
[Black "Rodriguez Rivera, Pedro"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2344"]
[BlackElo "2197"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,145,67,67,55,56,43,76,66,76,54,55,59,71,54,56,56,52,57,81,64,96,41,37,13,14,0,0,-8,-13,-10,5,23,37,-83,-74,-103,-104,-102,-64,-120,-121,-141,-50,-58,-58,-45,-42,-61,-37,-148,-115,-98,-86,-76,-66,-107,-75,-58,-69,-75,-76,-63,-50,-50,-33,-92,-92,-88,-88,-100,-79,-87,-83,-181,-181,-1288,-520,-750,-539,-737,0,-686,0,-703,-570,-706,-703,-745,-748,-747,-718,-1013,-927,-29976,-1212,-1231,-889,-641,-482,-479,-386,-467,-435,-403,-384,-621,-384,-372,-368,-347,-236,-222,-145,-269,-239,-240,-214,-173,-22,-29,-8,-8,-8,-8,-8,-51,0,0,0,-8,-8,-8,0,0,0,0,0,0]} 1. d4 {[%emt 0:00:03]} b6 {[%emt 0:00:33]} 2. c4 {[%emt 0:00:10]} Bb7 {[%emt 0:00:09]} 3. Nc3 {[%emt 0:00:20]} g6 {[%emt 0:00:05]} 4. e4 {[%emt 0:00:27]} d6 {[%emt 0:00:06]} 5. Nf3 {[%emt 0:01:32]} Bg7 {[%emt 0:00:05]} 6. Qc2 {[%emt 0:08:57] A40: Unusual replies to 1 d4.} Nd7 {[%emt 0:00:15]} 7. Be2 {[%emt 0:01:14]} Ngf6 {[%emt 0:04:30]} 8. O-O {[%emt 0:02:21] White is better.} c5 {[%emt 0:03:25] [#]} 9. Rd1 $146 {[%emt 0:05:03]} (9. e5 {is interesting.} Nh5 10. e6 cxd4 11. Ng5) ({Predecessor:} 9. d5 a6 10. h3 Qc7 11. Bf4 Nh5 12. Bh2 O-O 13. Nd2 e5 14. dxe6 fxe6 15. Bxh5 gxh5 {1-0 (38) Talik,P (1946)-Mazur,B (1703) Katowice 2020}) 9... cxd4 {[%emt 0:03:54]} 10. Nxd4 {[%emt 0:00:17]} O-O {[%emt 0:00:15]} 11. Be3 {[%emt 0:03:18] White is more active.} Rc8 {[%emt 0:04:10]} 12. f3 {[%emt 0:01:45]} a6 {[%emt 0:07:00]} 13. Rac1 {[%emt 0:05:59]} Qc7 {[%emt 0:05:07]} 14. b4 {[%emt 0:05:50]} e6 {[%emt 0:02:38]} 15. Qb3 {[%emt 0:02:44]} (15. Nb3 $16) 15... Qb8 $14 {[%emt 0:03:28]} 16. g3 {[%emt 0:11:43]} Rfe8 {[%emt 0:01:13][%cal Od6d5]} 17. Kf2 {[%emt 0:15:20]} Qa8 {[%emt 0:08:10]} 18. Na4 {[%emt 0:02:30]} d5 {[%emt 0:06:44]} 19. exd5 {[%emt 0:01:11]} exd5 {[%emt 0:02:39]} 20. c5 {[%emt 0:00:43]} b5 {[%emt 0:00:59]} 21. Nb6 {[%emt 0:02:58]} (21. Nc3 $1 $14 {keeps the upper hand.}) 21... Nxb6 $17 {[%emt 0:00:18]} 22. cxb6 {[%emt 0:00:02]} Nd7 {[%emt 0:06:10]} 23. Rxc8 {[%emt 0:07:45]} Rxc8 {[%emt 0:03:02]} 24. h4 {[%emt 0:03:02]} ({Better is} 24. Qb1 $15) 24... Nxb6 {[%emt 0:11:46]} 25. Nxb5 {[%emt 0:00:47]} Nc4 {[%emt 0:00:39]} (25... axb5 $17 26. Bxb6 Rc3) 26. Nd4 $15 {[%emt 0:00:35]} Nxe3 {[%emt 0:00:14]} 27. Qxe3 {[%emt 0:00:17]} Re8 {[%emt 0:00:05]} 28. Qd3 {[%emt 0:01:31]} Qa7 {[%emt 0:01:52]} (28... Qb8 {is more complex.} 29. Qd2 Qc7 30. h5 Bf6) 29. Kf1 {[%emt 0:01:26]} (29. Bf1 $15) 29... Qb6 {[%emt 0:00:47]} 30. a3 {[%emt 0:01:17]} Qd6 {[%emt 0:01:54]} 31. Kf2 {[%emt 0:01:09]} Bc8 {[%emt 0:03:19]} 32. f4 {[%emt 0:02:15]} Qb6 {[%emt 0:02:36]} 33. Bf3 {[%emt 0:02:22]} Bf5 {[%emt 0:00:48] This bishop pair is nice.} 34. Qc3 {[%emt 0:00:54]} Rc8 $1 {[%emt 0:03:30] Inhibits Qc5.} 35. Qe3 {[%emt 0:00:01]} Be4 $36 {[%emt 0:01:48][%mdl 2048] Black is pushing.} 36. Bxe4 {[%emt 0:00:57]} dxe4 {[%emt 0:00:37]} 37. Ne2 {[%emt 0:00:49]} ({Avoid the trap} 37. Qxe4 $2 Rd8 38. Kg2 Bxd4 $19) (37. Rd2 $1 $15) 37... Qe6 $17 {[%emt 0:00:49]} 38. Kg2 {[%emt 0:00:41]} h5 {[%emt 0:01:28]} 39. Rd2 {[%emt 0:00:41] Against Rc2} Rc4 {[%emt 0:01:32]} 40. Rd8+ {[%emt 0:01:08]} Kh7 {[%emt 0:00:29]} 41. Rd1 {[%emt 0:00:44]} (41. Qb3 $17) 41... Rc2 $19 {[%emt 0:00:54]} 42. Rc1 $2 {[%emt 0:01:31] [#]} (42. Rd2 Rxd2 43. Qxd2) 42... Rb2 {[%emt 0:00:47]} (42... Bd4 $142 $1 {[%mdl 512]} 43. f5 (43. Qf2 Bxf2) 43... Qxf5 $1) 43. Rf1 {[%emt 0:01:51]} Rb3 {[%emt 0:02:21]} 44. Qc5 {[%emt 0:00:20]} Rb2 {[%emt 0:03:34]} 45. Qe3 {[%emt 0:00:35]} Rb3 {[%emt 0:01:26][%cal Bb2b3,Bb3a3,Ba3a2][%mdl 32]} 46. Qc5 {[%emt 0:00:06]} Rxa3 {[%emt 0:00:19]} 47. f5 {[%emt 0:02:25]} Qa2 {[%emt 0:00:45]} 48. fxg6+ {[%emt 0:00:03]} fxg6 {[%emt 0:00:08]} 49. Re1 {[%emt 0:00:08]} Qb3 {[%emt 0:00:30]} 50. Kg1 {[%emt 0:01:43]} Ra2 {[%emt 0:01:07][%cal Oa2e2] And now ...Rxe2! would win.} 51. g4 {[%emt 0:01:18] [#]} Qf3 {[%emt 0:01:12]} (51... Rxe2 $142 $1 {[%mdl 512]} 52. Rxe2 Qd1+ 53. Kf2 Bd4+ 54. Qxd4 Qxd4+ 55. Kg3 Qd3+ 56. Kf2 hxg4 57. Ke1 e3 58. Rh2 g3 59. Rg2 Qd5 60. Ke2 Qxg2+ 61. Kxe3 Qa2 62. Kf3 g2 63. Ke4 g1=Q 64. Ke5 Qe3+ 65. Kd6 Qae6+ 66. Kc7 Q3b6#) 52. gxh5 {[%emt 0:00:33]} Qg4+ {[%emt 0:01:12]} 53. Kf1 {[%emt 0:00:07]} gxh5 {[%emt 0:00:32]} 54. Qe3 {[%emt 0:02:08] Against Qh3+} Rb2 {[%emt 0:00:45]} ({Don't blunder} 54... Qxh4 $2 55. Qg3 Qf6+ 56. Nf4 $19) 55. Rd1 {[%emt 0:01:28]} Rxb4 {[%emt 0:00:59]} 56. Qf4 {[%emt 0:00:35]} Qh3+ {[%emt 0:00:19]} 57. Kf2 $2 {[%emt 0:00:16]} (57. Kg1) 57... e3+ {[%emt 0:01:16]} 58. Qxe3 {[%emt 0:00:01]} Qxh4+ {[%emt 0:00:17]} 59. Qg3 {[%emt 0:00:17]} Qf6+ {[%emt 0:00:28]} 60. Qf3 {[%emt 0:00:25]} Qb6+ {[%emt 0:00:43]} 61. Qe3 {[%emt 0:00:26]} (61. Kf1 $17 {keeps fighting.}) 61... Qg6 {[%emt 0:01:00]} 62. Qd3 {[%emt 0:00:49]} Qxd3 {[%emt 0:00:52]} 63. Rxd3 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRN} a5 $2 {[%emt 0:00:11]} (63... Ra4 $19 {Strongly threatening ...a5.} 64. Kf3 h4) 64. Rd5 $11 {[%emt 0:00:21][%csl LRa5,LRh5]} a4 {[%emt 0:00:19] aiming for ...h4.} 65. Rxh5+ {[%emt 0:00:03]} Kg6 {[%emt 0:00:01]} 66. Ra5 {[%emt 0:00:30]} Bb2 {[%emt 0:00:05]} 67. Ke3 {[%emt 0:00:49]} a3 {[%emt 0:00:16]} ({Black should play} 67... Kf6 $15) 68. Nf4+ {[%emt 0:01:04] The position is equal.} Kf7 {[%emt 0:00:15] ...Bc1+ is the strong threat.} 69. Ra7+ {[%emt 0:00:40]} Ke8 {[%emt 0:00:16] ( -> ...Bd4+)} 70. Nd3 {[%emt 0:00:21]} Rb5 {[%emt 0:00:43]} 71. Kd2 {[%emt 0:00:09]} Kd8 {[%emt 0:00:15]} 72. Kc2 {[%emt 0:00:09]} Kc8 {[%emt 0:00:03]} 73. Nxb2 {[%emt 0:00:07] White happily takes the draw.  Weighted Error Value: White=0.60/Black=0.65} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.23"]
[Round "8.4"]
[White "Yu, Jennifer"]
[Black "Proleiko, Julian"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2257"]
[BlackElo "2204"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,67,8,14,-9,113,113,117,123,166,123,260,268,262,146,417,406,410,408,431,298,322,297,299,289,280,306,295,294,292,299,307,291,330,302,431,412,420,329,415,404,621,583,526,579,788,208,221,0,0,0,460,445,1964,752,29991,29992,29996,29997,29997,29998]} 1. c4 {[%emt 0:09:52]} Nf6 {[%emt 0:00:11]} 2. Nc3 {[%emt 0:00:45]} e6 {[%emt 0:00:06]} 3. e4 {[%emt 0:01:28]} d5 {[%emt 0:00:06]} 4. cxd5 {[%emt 0:00:03]} exd5 {[%emt 0:00:06]} 5. e5 {[%emt 0:00:03]} Ne4 {[%emt 0:00:09]} 6. d4 {[%emt 0:00:12][%cal Bd2d4,Bd4d5,Bd5d6][%mdl 32] A18: English Opening: Flohr-Mikenas System (1 c4 Nf6 2 Nc3 e6 3 e4).} c5 {[%emt 0:01:48]} (6... Bb4 $11 7. Bd2 Nc6) 7. Nxe4 $16 {[%emt 0:08:49]} dxe4 {[%emt 0:00:07]} 8. d5 {[%emt 0:00:02] White is better.} Nd7 {[%emt 0:00:51]} 9. Qa4 {[%emt 0:03:54] Hoping for e6.} Qe7 {[%emt 0:00:38] Against e6} (9... Qb6 $16) 10. f4 $1 $18 {[%emt 0:06:39] [#]} g6 $146 {[%emt 0:01:41]} ({Predecessor:} 10... g5 11. Qxe4 Nf6 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Nf3 O-O-O 15. Be3 g4 16. Nd2 Kb8 {1-0 (26) Percivaldi,M (2391)-Tifferet,S (2224) New Delhi 2019}) 11. Bc4 {[%emt 0:07:27]} ({Better is} 11. Qxe4 $18 {Strongly threatening d6.} Bg7 12. d6) 11... a6 $2 {[%emt 0:02:34][%mdl 8192]} (11... Bg7 $16) 12. d6 {[%emt 0:02:52]} Qh4+ {[%emt 0:00:21]} 13. g3 {[%emt 0:00:01]} Qh5 {[%emt 0:05:07]} 14. h3 {[%emt 0:10:20]} Rb8 {[%emt 0:02:33]} 15. Qb3 {[%emt 0:07:11]} g5 {[%emt 0:00:42]} 16. g4 {[%emt 0:00:03]} Qg6 {[%emt 0:02:33]} 17. f5 {[%emt 0:00:11]} Qg7 {[%emt 0:00:06]} 18. e6 {[%emt 0:01:32]} fxe6 {[%emt 0:01:22]} 19. fxe6 {[%emt 0:00:03]} Bxd6 {[%emt 0:00:28] ...Ne5 is the strong threat.} 20. exd7+ {[%emt 0:00:05]} Bxd7 {[%emt 0:00:07]} 21. Ne2 {[%emt 0:09:02]} h5 {[%emt 0:00:57]} (21... Rf8 $142 22. Be6 (22. Qe3 h6 $18) 22... Rd8) 22. gxh5 {[%emt 0:03:00]} Rxh5 {[%emt 0:00:39]} 23. Be6 {[%emt 0:00:08]} Bb5 {[%emt 0:02:02]} 24. Ng3 {[%emt 0:08:26]} Bxg3+ {[%emt 0:01:08]} (24... Rh7 $142 25. Bf5 c4) 25. Qxg3 {[%emt 0:00:03]} Rd8 {[%emt 0:00:10]} 26. Bg4 {[%emt 0:03:55]} Rh6 {[%emt 0:00:07] [#]} 27. Qc3 $2 {[%emt 0:02:16]} (27. Qe3 Rd5 28. a4 (28. Qxe4+ $2 Re5 $19) 28... Bd7 $18) (27. Bxg5 $1 {[%mdl 512]} Qxb2 (27... Rdd6 28. Bxh6) 28. Rd1 Rxd1+ 29. Bxd1) 27... Qc7 {[%emt 0:02:08] [#] And now ...Rd3 would win.} 28. Bxg5 $2 {[%emt 0:09:02]} (28. Qe3 $1 $18) 28... Rd3 $11 {[%emt 0:00:04]} 29. Qc2 {[%emt 0:00:37]} ({Don't go for} 29. Qxd3 $2 Bxd3 30. O-O-O (30. Bxh6 $2 Qg3+ 31. Kd2 Qf2+ 32. Kd1 Qc2+ 33. Ke1 Qg2 $19) 30... Rb6 31. Bh5+ Kf8 32. Rxd3 exd3 $19) 29... e3 $2 {[%emt 0:00:33][%mdl 8192]} 30. O-O $18 {[%emt 0:00:10]} (30. Bxh6 $2 {leads to mate.} Qg3+ 31. Kf1 Rd1#) 30... Bc6 {[%emt 0:02:17] Against Rf3} (30... Qg3+ $142 31. Qg2 Qxg2+ 32. Kxg2 Bc6+ 33. Kg1 Rd2 34. Rf8+ (34. Bxh6 Rg2+ 35. Kh1 Rxg4+ 36. Kh2 Rg2+ 37. Kh1 Rxb2+ 38. Kg1 Rg2+ 39. Kh1 Rxa2+ 40. Kg1 Rg2+ 41. Kh1 Rg6+ 42. Kh2 Rg2+ 43. Kh1 Rg6+ 44. Kh2 Rxh6 $17) 34... Kxf8 35. Bxh6+ Kf7 36. Bxe3 Rxb2 37. Bxc5 Rg2+ 38. Kf1 Rc2) 31. Bf4 {[%emt 0:00:41]} (31. Rf4 $142 Qd6 32. Raf1) 31... Qh7 {[%emt 0:01:01]} 32. Bxh6 {[%emt 0:00:30] White mates.} Qe4 {[%emt 0:02:09]} 33. Rf8+ {[%emt 0:00:11]} Ke7 {[%emt 0:00:03]} 34. Qxc5+ {[%emt 0:00:04] Weighted Error Value: White=0.48/Black=0.98} 1-0

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.23"]
[Round "8.5"]
[White "Marek, Matyas"]
[Black "Grabinsky, Aaron"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2363"]
[BlackElo "2401"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,110,16,23,12,22,26,22,19,18,18,27,14,75,50,48,23,26,32,28,40,45,49,81,87,76,64,54,61,66,27,29,23,25,17,54,54,76,91,85,29,112,65,82,88,80,62,37,35,33,9,8,12,12,2,6,0,0,0,20,0,0,0,0,0,0,0,0,0,0,0,0,-17,0,-125,-123,-615,-590,-602,-585,-754,-758,-730,-664,-747,-680,-666,-617,-584,-520,-485,-430,-5089,-3210,-5589,-722,-722,-704,-704,-699,-677,-669,-613,-602]} 1. e4 {[%emt 0:00:04]} e6 {[%emt 0:00:10]} 2. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:05]} 3. Bd3 {[%emt 0:00:03]} c5 {[%emt 0:00:48]} 4. exd5 {[%emt 0:00:06]} exd5 {[%emt 0:00:06]} 5. Nf3 {[%emt 0:00:07]} c4 {[%emt 0:01:36]} 6. Be2 {[%emt 0:00:02] C01: French: Exchange Variation.} Nf6 {[%emt 0:00:12]} 7. O-O {[%emt 0:00:05]} Be7 {[%emt 0:00:55]} 8. b3 {[%emt 0:00:05] The position is equal.} cxb3 {[%emt 0:00:17]} 9. axb3 {[%emt 0:00:01]} O-O {[%emt 0:00:38]} 10. c4 {[%emt 0:00:05]} b6 {[%emt 0:01:14]} (10... Bf5 $11 {keeps the balance.}) 11. Nc3 {[%emt 0:02:48] [#]} Bb7 $146 {[%emt 0:03:15]} ({Predecessor:} 11... Bg4 12. Ne5 Bxe2 13. Nxe2 Qc7 14. Ng3 g6 15. Bf4 Bd6 16. Qf3 Re8 17. cxd5 Nbd7 18. Rac1 Qb7 19. Nxd7 {1-0 (19) Zaritovskaja,M (2040)-Ruzic,P (2049) Terme Catez 2021}) 12. Bf4 {[%emt 0:01:49]} Nc6 {[%emt 0:01:32]} 13. Ne5 {[%emt 0:05:21]} dxc4 {[%emt 0:02:48]} 14. Bf3 {[%emt 0:06:11]} Qc8 {[%emt 0:06:21]} 15. bxc4 {[%emt 0:06:14]} (15. Nxc4 {keeps more tension.} Na5 16. Nxa5 bxa5 17. Be5) 15... Nxe5 {[%emt 0:07:38]} 16. dxe5 {[%emt 0:02:18]} ({Much weaker is} 16. Bxe5 $6 Bxf3 17. Qxf3 Qxc4 $15) 16... Bxf3 {[%emt 0:01:38]} 17. Qxf3 {[%emt 0:00:01]} ({Much worse is} 17. gxf3 Bb4 18. Nd5 (18. exf6 $2 Bxc3 19. Rb1 Bxf6 $17) 18... Nxd5 19. cxd5 f6 $11) 17... Nd7 {[%emt 0:00:20]} 18. Nd5 {[%emt 0:00:54]} Bd8 {[%emt 0:02:38]} 19. Rfd1 {[%emt 0:19:51]} Re8 {[%emt 0:01:42]} 20. Qg3 {[%emt 0:03:08]} Kh8 {[%emt 0:03:23]} 21. Rac1 {[%emt 0:03:28]} Nf8 {[%emt 0:05:11]} 22. Be3 {[%emt 0:02:46]} Qf5 {[%emt 0:08:18]} 23. f4 {[%emt 0:05:23]} Rc8 {[%emt 0:01:43]} 24. Qf3 {[%emt 0:04:03]} (24. Ra1 $16) 24... Ng6 {[%emt 0:02:37]} (24... f6 $1 $11) 25. Bd4 {[%emt 0:03:09]} ({White should try} 25. Bf2 $16) 25... f6 {[%emt 0:13:07] [#]} 26. exf6 {[%emt 0:08:33]} Bxf6 {[%emt 0:01:01]} 27. Nxf6 {[%emt 0:02:46]} gxf6 {[%emt 0:00:38]} 28. g3 {[%emt 0:00:08]} Kg7 {[%emt 0:02:48]} 29. Bb2 {[%emt 0:02:49] Threatening Rd5.} Rcd8 {[%emt 0:08:58]} 30. Rd5 {[%emt 0:02:34]} Rxd5 {[%emt 0:01:14]} 31. Qxd5 {[%emt 0:00:43]} Ne7 {[%emt 0:02:16]} 32. Qf3 {[%emt 0:03:20]} Rd8 {[%emt 0:01:29]} 33. Re1 {[%emt 0:02:28]} Rd7 {[%emt 0:03:56]} 34. Ba3 {[%emt 0:04:16]} Ng6 {[%emt 0:01:16]} 35. Rd1 {[%emt 0:04:56]} Rxd1+ {[%emt 0:02:08]} 36. Qxd1 $11 {[%emt 0:00:04][%mdl 4096] Endgame KQB-KQN} Qe6 {[%emt 0:00:10] [#] Hoping for ...Qe3+.} 37. Qd3 {[%emt 0:00:59] Against Qe3+} Nh8 {[%emt 0:01:24]} 38. Kf2 {[%emt 0:02:28]} Nf7 {[%emt 0:00:15]} 39. Qd4 {[%emt 0:01:16]} Nh6 {[%emt 0:00:26] White must now prevent ...Ng4+.} 40. Kf3 {[%emt 0:03:28]} Qh3 {[%emt 0:03:30]} 41. Bb2 {[%emt 0:01:16]} (41. Qd3 $11) 41... Qf1+ {[%emt 0:01:46]} 42. Ke4 $2 {[%emt 0:00:17][%mdl 8192] This move loses the game for White.} (42. Qf2 $17 Qxc4 43. Qe2 Qxe2+ 44. Kxe2) 42... Qe2+ $19 {[%emt 0:01:52] Black is clearly winning.} 43. Kd5 {[%emt 0:00:06]} Qg2+ {[%emt 0:01:11]} 44. Ke6 {[%emt 0:01:03]} Qc6+ {[%emt 0:00:07]} 45. Qd6 {[%emt 0:00:07]} Qxc4+ {[%emt 0:00:12]} 46. Qd5 {[%emt 0:01:09]} Qe2+ {[%emt 0:00:18]} 47. Be5 {[%emt 0:00:07] Qd7+ would kill now.} Qg4+ {[%emt 0:01:23]} 48. Kd6 {[%emt 0:00:43]} Nf5+ {[%emt 0:01:21]} 49. Kc7 {[%emt 0:00:39]} fxe5 {[%emt 0:02:32]} 50. fxe5 {[%emt 0:00:19]} (50. Qxe5+ $142 Kh6 51. Kc6) 50... Ne7 {[%emt 0:00:34] ( -> ...Qc8+)} 51. Qb5 {[%emt 0:00:47]} Qc8+ {[%emt 0:00:32]} 52. Kd6 {[%emt 0:00:04]} Nf5+ {[%emt 0:00:27]} 53. Kd5 {[%emt 0:00:07]} Qb7+ {[%emt 0:02:36]} 54. Kc4 {[%emt 0:00:09]} Qe4+ {[%emt 0:00:04]} 55. Kc3 {[%emt 0:00:07]} Ne7 {[%emt 0:00:03] Weighted Error Value: White=0.58/Black=0.09 (flawless)} 0-1

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.24"]
[Round "9.1"]
[White "Grabinsky, Aaron"]
[Black "Posthuma, Joshua"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2401"]
[BlackElo "2405"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,135,19,20,34,13,29,21,33,0,0,0,0,0,0,0,0,-14,0,0,0,0,0,-27,0,0,0,0,0,0,5,0,0,0,0,-6,19,-18,-7,-29,-21,-37,-35,-25,-9,-11,-6,-41,0,0,29,18,18,20,16,13,51,6,8,2,1,1,0,8,8,0,4,0,0,0,0,0,8,0,0,-2,0,-33,-8,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,81,0,0,0,0,0]} 1. e4 {[%emt 0:00:09]} c6 {[%emt 0:00:20]} 2. Nf3 {[%emt 0:00:09]} d5 {[%emt 0:00:03]} 3. Nc3 {[%emt 0:00:07]} dxe4 {[%emt 0:00:23]} 4. Nxe4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:04]} 5. Qe2 {[%emt 0:00:08]} Nxe4 {[%emt 0:00:11]} 6. Qxe4 {[%emt 0:00:08]} Be6 {[%emt 0:00:37] B11: Caro-Kann: Two Knights Variation.} 7. c4 {[%emt 0:02:01]} Nd7 {[%emt 0:03:09]} 8. d4 {[%emt 0:01:09]} Nf6 {[%emt 0:01:40]} 9. Qh4 {[%emt 0:02:24]} Bf5 {[%emt 0:06:23]} 10. Be2 {[%emt 0:03:16]} e6 {[%emt 0:00:26]} 11. O-O {[%emt 0:00:35]} Be7 {[%emt 0:02:53]} 12. Qf4 {[%emt 0:00:52]} O-O {[%emt 0:03:09] [#]} 13. h3 $146 {[%emt 0:05:36]} ({Predecessor:} 13. b3 a5 14. Bb2 a4 15. Ne5 Nd7 16. Rfd1 Nxe5 17. Qxe5 Bf6 18. Qe3 Qb6 19. Ba3 {0-1 (28) Radeva,V (2274)-Dudin,G (2395) Tornelo INT 2020}) 13... a5 {[%emt 0:09:48]} 14. Rd1 {[%emt 0:03:34]} Bc2 {[%emt 0:04:20]} 15. Re1 {[%emt 0:00:56]} Qb6 {[%emt 0:04:29]} 16. Qe3 {[%emt 0:11:27]} Rfd8 {[%emt 0:02:20]} (16... c5 $5 {[%cal Rc5d4]}) 17. Bd3 {[%emt 0:00:50]} Bxd3 {[%emt 0:01:09]} 18. Qxd3 {[%emt 0:02:26]} a4 {[%emt 0:04:50]} 19. Qc2 {[%emt 0:03:19]} Qa6 {[%emt 0:02:24]} 20. Be3 {[%emt 0:02:46]} b5 {[%emt 0:05:13]} 21. Rac1 {[%emt 0:05:10]} bxc4 {[%emt 0:05:21]} 22. Qxc4 {[%emt 0:01:03]} Rdb8 {[%emt 0:00:23]} 23. Qc2 {[%emt 0:05:49]} ({But not} 23. Qxc6 Qxc6 24. Rxc6 Rxb2 $15) 23... Nd5 {[%emt 0:02:54][%cal Bf6d5,Bd5e7,Be7f5,Bf5d6,Bd6c4][%mdl 32]} 24. a3 {[%emt 0:00:05] Prevents Nb4.} (24. Ne5 {keeps more tension.} Bb4 25. Bd2 Bd6 26. Nc4) 24... Rb5 {[%emt 0:09:56]} 25. Rcd1 {[%emt 0:10:55]} Qb7 {[%emt 0:11:33]} 26. Bc1 {[%emt 0:01:08]} Bf6 {[%emt 0:02:18]} 27. Ne5 {[%emt 0:01:15]} Ne7 {[%emt 0:01:52]} 28. Re4 {[%emt 0:06:24]} Nf5 {[%emt 0:03:44]} (28... Rd5 $5 {[%cal Rc6c5]}) 29. Qxc6 {[%emt 0:05:58]} Rc8 {[%emt 0:00:41]} 30. Qxb7 {[%emt 0:00:53]} Rxb7 {[%emt 0:00:01]} 31. g4 {[%emt 0:02:28]} Nd6 {[%emt 0:04:05]} 32. Re2 {[%emt 0:01:58]} h6 {[%emt 0:02:31]} 33. Kf1 {[%emt 0:01:04]} Bxe5 {[%emt 0:00:48]} 34. Rxe5 {[%emt 0:01:47]} Nc4 {[%emt 0:00:42]} 35. Rc5 {[%emt 0:02:37]} Rxc5 {[%emt 0:00:14]} 36. dxc5 $11 {[%emt 0:00:08][%mdl 4096] [#] Endgame Hoping for Rd4. KRB-KRN} Rc7 $1 {[%emt 0:00:05]} 37. Rd3 {[%emt 0:04:14]} Rxc5 {[%emt 0:00:13]} 38. Rc3 {[%emt 0:00:02]} f5 {[%emt 0:02:45]} 39. gxf5 {[%emt 0:00:43]} exf5 {[%emt 0:00:04]} 40. Ke2 {[%emt 0:01:40]} g5 {[%emt 0:02:32]} 41. h4 {[%emt 0:06:42]} gxh4 {[%emt 0:00:38]} 42. Rh3 {[%emt 0:00:02]} Nxb2 {[%emt 0:01:47]} 43. Bxh6 {[%emt 0:00:29]} Rc2+ {[%emt 0:00:29]} 44. Kf1 {[%emt 0:00:36]} Nc4 {[%emt 0:00:28]} 45. Rxh4 {[%emt 0:00:43]} Kf7 {[%emt 0:00:48]} 46. Ke1 {[%emt 0:00:57]} Nxa3 {[%emt 0:00:30]} 47. Rxa4 {[%emt 0:00:09]} Nb5 {[%emt 0:01:08]} 48. Ra6 {[%emt 0:00:50]} Nd4 {[%emt 0:00:31]} 49. Be3 {[%emt 0:01:25]} Ne6 {[%emt 0:00:18]} 50. Kf1 {[%emt 0:00:26]} f4 {[%emt 0:00:32]} 51. Ba7 {[%emt 0:00:20]} Rc8 {[%emt 0:01:29]} 52. Rd6 {[%emt 0:00:47]} Rd8 {[%emt 0:00:17]} 53. Rc6 {[%emt 0:00:17]} Ra8 {[%emt 0:00:21]} 54. Bb6 {[%emt 0:00:36]} Ra6 {[%emt 0:00:37]} 55. Kg2 {[%emt 0:00:11]} Ng5 {[%emt 0:00:33]} 56. Rc7+ {[%emt 0:00:55]} Kg6 {[%emt 0:00:19]} 57. Rb7 {[%emt 0:00:50]} Ra2 {[%emt 0:00:23]} 58. Bd4 {[%emt 0:00:26]} Kf5 {[%emt 0:00:21]} 59. Rb8 {[%emt 0:01:13]} Rd2 {[%emt 0:00:50]} 60. Rb4 {[%emt 0:02:01]} Ne4 {[%emt 0:00:40]} 61. Ba7 {[%emt 0:00:54]} Ra2 {[%emt 0:00:15]} 62. Rb7 {[%emt 0:00:31]} Ng5 {[%emt 0:00:29]} 63. Bb8 {[%emt 0:00:38]} f3+ {[%emt 0:00:38]} 64. Kg3 {[%emt 0:00:17]} Ne4+ {[%emt 0:00:15]} 65. Kxf3 {[%emt 0:00:11]} Rxf2+ {[%emt 0:00:35]} 66. Ke3 {[%emt 0:00:07]} Rc2 {[%emt 0:00:16]} 67. Re7 {[%emt 0:02:48]} Nf6 {[%emt 0:00:19]} 68. Kd3 {[%emt 0:00:02] Weighted Error Value: White=0.06 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.24"]
[Round "9.3"]
[White "Rodriguez Rivera, Pedro"]
[Black "Yu, Jennifer"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "2197"]
[BlackElo "2257"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 11,42,-7,0,2,0,0,0,0,12,15,12,-19,-14,-27,-37,-31,-19,-27,-27,-33,-23,-35,-22,-31,-26,-18,-16,-12,-13,-20,-4,-10,-8]} 1. d4 {[%emt 0:00:32]} d5 {[%emt 0:12:34]} 2. Nf3 {[%emt 0:00:11]} Nf6 {[%emt 0:00:19]} 3. e3 {[%emt 0:00:16]} g6 {[%emt 0:04:39]} 4. Bd3 {[%emt 0:00:35]} Bg7 {[%emt 0:00:30]} 5. Nbd2 {[%emt 0:00:09]} O-O {[%emt 0:01:38]} 6. O-O {[%emt 0:00:03]} b6 {[%emt 0:00:35]} (6... c5 $5) 7. e4 {[%emt 0:04:16] D04: Colle System.} dxe4 {[%emt 0:01:12]} 8. Nxe4 {[%emt 0:00:10]} Bb7 {[%emt 0:00:04]} 9. Nxf6+ {[%emt 0:00:26]} Bxf6 {[%emt 0:00:43]} 10. c3 {[%emt 0:00:23]} Nd7 {[%emt 0:00:32] [#]} 11. Be2 $146 {[%emt 0:10:14]} ({Predecessor:} 11. Ng5 e5 12. Qg4 exd4 13. cxd4 Nc5 14. Qh4 h5 15. Bxg6 fxg6 16. dxc5 Qd5 17. Qg3 {1-0 (24) Zaslavsky,D (1667)-Maxutov,S (2131) Lichess.org INT 2021}) 11... c5 {[%emt 0:08:15]} 12. dxc5 {[%emt 0:00:17]} Nxc5 {[%emt 0:00:04]} 13. Bh6 {[%emt 0:03:51]} Qxd1 {[%emt 0:00:14]} 14. Raxd1 {[%emt 0:00:03]} Rfd8 {[%emt 0:00:05]} 15. Bc1 {[%emt 0:00:44]} Be4 {[%emt 0:04:37]} 16. Rd2 {[%emt 0:22:13]} Bb1 {[%emt 0:10:05]} 17. a3 {[%emt 0:02:52]} Bf5 {[%emt 0:03:26]} 18. Rfd1 {[%emt 0:05:11]} Rxd2 {[%emt 0:00:22] The position is equal.} 19. Bxd2 {[%emt 0:01:56]} Rd8 {[%emt 0:00:44]} 20. Ne1 {[%emt 0:05:45]} h5 {[%emt 0:06:24]} 21. Be3 {[%emt 0:00:50]} Rxd1 {[%emt 0:00:58] Weighted Error Value: White=0.05 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.24"]
[Round "9.4"]
[White "Ezra Paul Chambers"]
[Black "Lee, Alice"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2232"]
[BlackElo "2344"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,82,14,13,13,22,10,22,22,20,14,28,26,31,0,0,0,0,0,41,0,15,0,0,-1,0,0,0,0,0,-26,-32,-34,-50,-27,-25,-67,-67,-67,-52,-64,-66,-73,-8,-93,-25,-87,-89,-102,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:06]} c6 {[%emt 0:00:25]} 2. d4 {[%emt 0:00:45]} d5 {[%emt 0:00:19]} 3. e5 {[%emt 0:00:18]} Bf5 {[%emt 0:00:05]} 4. Nd2 {[%emt 0:00:07]} e6 {[%emt 0:00:06]} 5. Nb3 {[%emt 0:00:10]} a6 {[%emt 0:00:03]} 6. Nf3 {[%emt 0:03:59] B12: Caro-Kann: Advance Variation.} c5 {[%emt 0:01:31]} 7. dxc5 {[%emt 0:07:33]} Bxc5 {[%emt 0:00:14]} 8. Nxc5 {[%emt 0:02:01]} Qa5+ {[%emt 0:00:06]} 9. c3 {[%emt 0:00:07]} Qxc5 {[%emt 0:00:08]} 10. Nd4 {[%emt 0:01:07]} Ne7 {[%emt 0:00:08] [#]} 11. Nxf5 $146 {[%emt 0:01:37]} ({Predecessor:} 11. Qa4+ Nbc6 12. Be3 Qa5 13. Qxa5 Nxa5 14. Nxf5 Nxf5 15. Bb6 Nc4 16. Bxc4 dxc4 17. a4 {1-0 (43) So,W (2770)-Abdusattorov,N (2627) Chess.com INT 2020}) 11... Nxf5 {[%emt 0:00:39]} 12. Bd3 {[%emt 0:00:25]} Nc6 {[%emt 0:13:09]} 13. O-O {[%emt 0:05:56]} O-O {[%emt 0:08:12]} (13... Nxe5 $2 14. Bxf5 exf5 15. Re1 $18) 14. Qc2 {[%emt 0:15:02]} (14. g4 $5 {[%cal Rg4f5]} Nfe7 15. Be3 $14) 14... g6 {[%emt 0:03:55]} 15. b4 {[%emt 0:04:42]} Qe7 {[%emt 0:03:22]} 16. Bf4 {[%emt 0:06:12]} d4 {[%emt 0:09:55]} 17. a3 {[%emt 0:05:24]} dxc3 {[%emt 0:03:52]} 18. Qxc3 {[%emt 0:00:09]} Rfd8 {[%emt 0:08:31]} 19. Bxf5 {[%emt 0:03:14]} exf5 {[%emt 0:00:39]} 20. Rad1 {[%emt 0:00:49] Against Nd4} Rxd1 {[%emt 0:04:55]} 21. Rxd1 {[%emt 0:00:43]} Rd8 {[%emt 0:04:33]} 22. Rd6 {[%emt 0:17:27] [#]} Nxe5 $1 {[%emt 0:03:35]} 23. Rxd8+ {[%emt 0:03:02]} Qxd8 $15 {[%emt 0:00:01][%mdl 4096] Endgame KQB-KQN} 24. h3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:43]} 25. Bh6 {[%emt 0:05:42][%csl Gh6][%cal Rc3g7]} Nd4 {[%emt 0:03:19]} ({Black should play} 25... Qd1+ $17 26. Kh2 Qd4) 26. Qe3 {[%emt 0:01:06]} (26. Kh1 $11 {remains equal.}) 26... Ne6 {[%emt 0:00:42]} (26... f6 $17) 27. Qa7 {[%emt 0:01:25] [#]} (27. Qe5 $11) 27... Qc8 $1 $17 {[%emt 0:01:43]} ({Don't play} 27... Qd1+ $6 28. Kh2 $11) 28. g3 {[%emt 0:00:44]} f4 {[%emt 0:04:23]} ({Better is} 28... f6 $17 {White must now prevent ...g5.} 29. Qe3 Qd7) 29. Bxf4 $11 {[%emt 0:03:40] The position is equal.} Nxf4 {[%emt 0:00:07]} 30. gxf4 {[%emt 0:00:03] KQ-KQ} h5 {[%emt 0:06:12]} 31. Qe3 {[%emt 0:01:35]} Qf5 {[%emt 0:01:03]} 32. Kg2 {[%emt 0:00:17]} Qd5+ {[%emt 0:01:34]} 33. Kg3 {[%emt 0:00:25]} Kh7 {[%emt 0:04:38]} 34. Qe7 {[%emt 0:01:32]} Qb3+ {[%emt 0:01:43]} 35. Kh4 {[%emt 0:00:51]} Qa2 {[%emt 0:03:42]} 36. Kg5 {[%emt 0:02:52] Threatens to win with Kf6.} Qd5+ {[%emt 0:00:54]} 37. Kh4 {[%emt 0:00:46]} Qf5 {[%emt 0:03:12][%cal Rf5f4]} 38. Kg3 {[%emt 0:00:18]} Qd3+ {[%emt 0:02:37]} 39. Kh4 {[%emt 0:01:51]} Qc4 {[%emt 0:01:30][%cal Rc4f4]} 40. Kg5 {[%emt 0:02:12]} Qd5+ {[%emt 0:01:04]} 41. Kh4 {[%emt 0:00:22]} Qf5 {[%emt 0:00:21] Weighted Error Value: White=0.13 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Saint Louis Norm Congress-IM 2022"]
[Site "Saint Louis"]
[Date "2022.05.24"]
[Round "9.5"]
[White "Antova, Gabriela"]
[Black "Tokhirjonova, Gulrukhbegim"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2293"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2022.05.20"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,129,34,39,23,23,0,0,0,0,0,0,-15,-16,-26,-33,-69,-42,-74,0,6,0,0,24,35,58,-7,-7,-3,0,0,69,71,91,0,0,0,97,55,116,129,114,0,206,229,275,283,299,323,468,336,301,268,360,341,427,416,709,398,639,63,101,104,79,21,278,255,408,406,540,244,223,0,108,82,381,256,327,306,525,528,768,715,918,1027,1095,982,1493,924,1017,933,1738,1721,1555,1118,1279,0,1227,908,1209,1008,1473,1097,964,1164,984,933,1301,1126,29979,839,29980,29981,29981,29982,29982,29981,29987,29972,29979,29980,2979,2401]} 1. d4 {[%emt 0:00:04]} e6 {[%emt 0:01:46]} 2. c4 {[%emt 0:00:46]} b6 {[%emt 0:00:17]} 3. e4 {[%emt 0:06:42]} Bb4+ {[%emt 0:01:20]} 4. Bd2 {[%emt 0:05:32]} Bxd2+ {[%emt 0:00:48]} 5. Qxd2 {[%emt 0:02:44]} d5 {[%emt 0:01:12]} 6. cxd5 {[%emt 0:05:13] C01: French: Exchange Variation.} exd5 {[%emt 0:00:14]} 7. e5 {[%emt 0:01:39]} Ne7 {[%emt 0:01:28]} 8. Nc3 {[%emt 0:06:37] The position is equal.} O-O {[%emt 0:01:17]} 9. Bd3 {[%emt 0:02:49]} c5 {[%emt 0:01:46]} 10. Nge2 {[%emt 0:03:13]} Nbc6 {[%emt 0:01:37]} 11. f4 {[%emt 0:06:12] [#]} a6 $146 {[%emt 0:08:15]} (11... f6 {keeps more tension.} 12. O-O fxe5 13. fxe5 Rxf1+ 14. Rxf1 cxd4 15. Nb5 Nxe5 16. Nexd4 Bd7) ({Predecessor:} 11... f6 12. exf6 Rxf6 13. O-O c4 14. Bc2 a6 15. Ng3 Nf5 16. Nce2 b5 17. Rae1 Qb6 {0-1 (48) Vitiugov,N (2747)-Salgado Lopez,I (2605) Moscow 2019}) 12. Bc2 {[%emt 0:14:17]} Bf5 {[%emt 0:13:11]} 13. O-O-O {[%emt 0:11:38]} cxd4 {[%emt 0:06:29]} (13... Bxc2 $17 14. Qxc2 Qd7) 14. Nxd4 $11 {[%emt 0:01:06]} Nxd4 {[%emt 0:00:06]} 15. Qxd4 {[%emt 0:00:10]} Bxc2 {[%emt 0:00:10]} 16. Kxc2 {[%emt 0:00:09][%cal Rc3d5]} Nc6 {[%emt 0:00:20]} 17. Qf2 {[%emt 0:01:47]} ({White should try} 17. Qa4 $14 b5 18. Qb3) 17... d4 {[%emt 0:00:19] Hoping for ...f6.} 18. Kb1 {[%emt 0:00:43]} f6 {[%emt 0:01:15]} 19. e6 {[%emt 0:10:42]} Qd6 {[%emt 0:04:26]} (19... Qe7 $11 20. Ne2 Qxe6 21. Nxd4 Nxd4 22. Rxd4 Rfe8) 20. f5 $14 {[%emt 0:02:21]} Rac8 {[%emt 0:01:04]} 21. a3 {[%emt 0:02:24]} ({Better is} 21. Rhe1 $16) 21... Rfd8 $11 {[%emt 0:01:05]} 22. Rhe1 {[%emt 0:05:52]} Ne7 {[%emt 0:06:51]} (22... Ne5 $11) 23. Ne4 {[%emt 0:00:38] White is more active.} Qd5 {[%emt 0:00:20]} (23... Qe5 $1 $14) 24. g4 $16 {[%emt 0:00:30]} d3 {[%emt 0:01:04]} 25. Rd2 {[%emt 0:03:44]} ({Only move:} 25. Qxb6 $16 {Threatens to win with g5.} Qe5 26. Qb3) 25... Rc4 $2 {[%emt 0:03:42] [#]} (25... Qb3 $11) 26. Qxb6 $1 $18 {[%emt 0:01:30]} h6 {[%emt 0:14:33]} (26... Rc6 27. Qa7) 27. Nf2 {[%emt 0:01:31]} Rd4 {[%emt 0:03:09]} 28. Red1 {[%emt 0:01:16]} (28. Qxa6 Ra8 29. Qb6 h5 $18) 28... Qf3 {[%emt 0:01:19]} (28... Qd6 $142 29. Qa7 Rc8 30. Rxd3 Rxd3 31. Nxd3 Rc7) 29. Qc7 {[%emt 0:02:12]} Re8 {[%emt 0:01:28]} 30. Ka1 {[%emt 0:00:55]} (30. Nxd3 Qxg4 31. Nc5 Qxf5+ 32. Ka1 Rxd2 33. Rxd2 Kh7 $11) 30... h5 {[%emt 0:04:11]} 31. h3 {[%emt 0:00:03]} (31. Nxd3 hxg4 32. Nb4 (32. Qa7 Qd5 $11) 32... Rxd2 33. Rxd2 Qxf5 $18) 31... h4 {[%emt 0:02:00]} 32. Qa7 {[%emt 0:00:18]} Qe3 {[%emt 0:02:00]} (32... Qf4 $142 33. Rxd3 (33. Nxd3 Qd6 $18) 33... Rxd3 34. Nxd3 Qf3) 33. Qxa6 {[%emt 0:00:26]} Rc8 $2 {[%emt 0:01:34]} (33... Kf8 34. Qa7 Re4) 34. Rxd3 $2 {[%emt 0:01:12]} (34. Qa7 $18) 34... Rxd3 $14 {[%emt 0:00:47]} 35. Nxd3 {[%emt 0:00:02]} Rd8 {[%emt 0:00:34] Inhibits Qd6.} 36. Qc4 {[%emt 0:01:00]} (36. Qb5 $1 $16 {[%cal Rb5b3]}) 36... Qe2 $2 {[%emt 0:01:07][%mdl 8192]} (36... Qxh3 $11 {and Black is okay.} 37. Ka2 Qf3) 37. Qb3 $18 {[%emt 0:00:20]} Qf3 {[%emt 0:01:01] Prevents Nf2.} (37... Rd4 $142 38. a4 Qf3) 38. Ka2 {[%emt 0:00:36][%cal Od3f2]} Rd4 {[%emt 0:01:26] [#]} 39. a4 {[%emt 0:00:32]} (39. Qb8+ Kh7 $18) (39. Nf2 $142 $1 {[%mdl 512]} Qxf2 40. Qb6) 39... Kh7 {[%emt 0:02:16]} 40. Rd2 $2 {[%emt 0:00:33]} ({White has to play} 40. a5 $18) 40... Qa8 {[%emt 0:01:30] [#]} (40... Qxh3 $11 {remains equal.} 41. Qd1 Qe3) 41. Ka3 $1 $16 {[%emt 0:00:23] Rc2 is the strong threat. White stays focused until the end.} Nc6 $2 {[%emt 0:00:44][%mdl 8192]} (41... Qh1 $16 42. Rd1 Qf3) 42. Rc2 {[%emt 0:00:25]} Qf8+ {[%emt 0:02:30] [#]} 43. Nc5 $1 {[%emt 0:00:09]} ({Inferior is} 43. Ka2 Rxd3 44. Rc3 (44. Rxc6 $2 Rxb3 45. Kxb3 Qb8+ 46. Ka3 Qe5 $19) (44. e7 $2 Qxe7 45. Rc3 Rxh3 $19) 44... Nb4+ 45. Kb1 Rd4 $17) 43... Qd6 $2 {[%emt 0:00:10]} (43... Rd1 44. Ka2 Nd4) 44. Rc3 $18 {[%emt 0:00:31]} Rd1 {[%emt 0:00:44] aiming for ...Ra1+.} 45. Ka2 {[%emt 0:00:46] Prevents Ra1+.} Qd4 {[%emt 0:02:20]} 46. Qc4 {[%emt 0:00:22]} (46. Nd3 Qg1 47. Qd5 (47. Ne1 $2 Rxe1 48. Ka3 Ra1+ 49. Qa2 Rxa2+ $19) 47... Nb4+ 48. Nxb4 Rxd5 49. Nxd5 Qd4 $18) 46... Qg1 {[%emt 0:02:22]} 47. Nb3 {[%emt 0:00:09]} Rd6 {[%emt 0:01:52]} 48. Qc5 {[%emt 0:00:37]} Qd1 {[%emt 0:00:04]} 49. Qb5 {[%emt 0:00:53]} Qh1 {[%emt 0:00:33]} 50. Ka3 {[%emt 0:00:35]} Qe4 {[%emt 0:00:50]} 51. Qc5 {[%emt 0:00:28]} Qf4 {[%emt 0:00:23]} 52. Qb5 {[%emt 0:00:40]} Qe4 {[%emt 0:00:16]} 53. Qc4 {[%emt 0:00:26]} Qh1 {[%emt 0:00:33]} 54. Qf4 {[%emt 0:00:32]} Rd1 {[%emt 0:00:51]} 55. Rc1 {[%emt 0:00:30]} Rxc1 {[%emt 0:01:49]} 56. Qxc1 {[%emt 0:00:11][%mdl 4096] Endgame KQN-KQN} Qe4 {[%emt 0:00:19]} 57. Qc3 {[%emt 0:00:16]} Kg8 {[%emt 0:01:42]} 58. a5 {[%emt 0:00:22]} Ne5 {[%emt 0:01:27]} 59. Qc8+ {[%emt 0:00:26]} Kh7 {[%emt 0:00:01]} 60. e7 {[%emt 0:00:47]} Nc4+ {[%emt 0:01:03] [#]} 61. Qxc4 $3 {[%emt 0:00:11][%mdl 512]} Qxe7+ {[%emt 0:00:28]} 62. Qb4 {[%emt 0:00:18]} Qe2 {[%emt 0:00:15]} 63. Qc3 {[%emt 0:00:18]} Qf1 {[%emt 0:00:11]} 64. Ka2 {[%emt 0:00:20]} Qb5 {[%emt 0:00:22]} 65. Nc5 {[%emt 0:00:46] Weighted Error Value: White=0.60/Black=0.89} 1-0

