[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.1"]
[White "Pichot, Alan"]
[Black "Di Berardino, Diego Rafael"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "2634"]
[BlackElo "2458"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 23,55,13,12,12,17,16,68,63,63,73,73,57,56,58,67,64,56,66,72,66,72,62,66,14,20,0,0,0,48,0,0,-8,-6,-10]} 1. e4 {[%emt 0:00:55]} e5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:17]} Nc6 {[%emt 0:00:03]} 3. Bb5 {[%emt 0:00:10][%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 {[%emt 0:00:15]} 4. Ba4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:22]} Be7 {[%emt 0:00:44]} 6. Re1 {[%emt 0:00:22]} b5 {[%emt 0:00:15]} 7. Bb3 {[%emt 0:00:05]} O-O {[%emt 0:00:42]} 8. a4 {[%emt 0:02:32]} b4 {[%emt 0:03:33]} 9. d3 {[%emt 0:05:18]} d6 {[%emt 0:00:41]} 10. a5 {[%emt 0:00:19]} Be6 {[%emt 0:04:41]} 11. Bxe6 {[%emt 0:01:18]} fxe6 {[%emt 0:00:04]} 12. c3 {[%emt 0:02:34]} Rb8 {[%emt 0:05:40]} 13. Nbd2 {[%emt 0:02:36] C90: Closed Ruy Lopez with 7...d6: Early deviations.} bxc3 {[%emt 0:10:17]} 14. bxc3 {[%emt 0:00:18] [#]} Nd7 $146 {[%emt 0:04:15]} ({Black should play} 14... Rb5 $11) ({Predecessor:} 14... Rb5 15. d4 exd4 16. cxd4 Nxa5 17. Qc2 Qd7 18. Ra4 Rfb8 19. Ba3 Ne8 20. Qa2 Nb3 21. Rxa6 Nxd2 22. Nxd2 {1-0 Nakamura,H (2745)-Melkumyan,H (2650) FIDE Chess.com Grand Swiss 2019 (8)}) 15. Qa4 $14 {[%emt 0:18:20] White is slightly better.} Rb5 {[%emt 0:06:57]} 16. Qc4 {[%emt 0:00:20][%csl LRc6,LRe6]} Nc5 {[%emt 0:03:49] [#] Hoping for ...d5.} ({Less strong is} 16... Nxa5 17. Qxe6+ Kh8 18. d4 $16) 17. d4 {[%emt 0:00:43]} d5 {[%emt 0:01:24]} ({Weaker is} 17... Rxa5 18. Rxa5 Nxa5 19. Qa2 $16) 18. exd5 {[%emt 0:04:28]} exd5 {[%emt 0:01:23]} 19. Qe2 {[%emt 0:00:26]} exd4 {[%emt 0:08:20]} (19... Rxa5 $2 20. Nxe5 Nxe5 21. Rxa5 $18) 20. cxd4 {[%emt 0:11:26]} Ne4 {[%emt 0:02:24]} 21. Nxe4 {[%emt 0:00:26]} dxe4 {[%emt 0:00:03]} 22. Qxe4 {[%emt 0:00:11]} Qd5 {[%emt 0:01:14]} 23. Bf4 {[%emt 0:15:20]} (23. Bd2 $14) 23... Bb4 $11 {[%emt 0:05:43]} 24. Qxd5+ {[%emt 0:05:26]} Rxd5 {[%emt 0:39:52]} 25. Re4 {[%emt 0:00:10]} Nxd4 {[%emt 0:00:00]} 26. Bxc7 {[%emt 0:05:12]} (26. Nxd4 $14 Rfd8 27. Bxc7 Rxd4 28. Rxd4 Rxd4 29. g3) 26... Bc3 {[%emt 0:00:00]} 27. Rc1 {[%emt 0:02:46]} Nxf3+ {[%emt 0:00:00]} 28. gxf3 {[%emt 0:22:00] Weighted Error Value: White=0.13 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.2"]
[White "Rodrigues, Edgar"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2299"]
[BlackElo "2625"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,114,20,0,-9,-10,-4,-12,-7,-8,-6,-8,8,-18,-6,-31,-33,-54,-58,-110,-120,-128,-107,-148,-168,-161,-170,-161,-164,-200,-150,-154,-154,-150,-123,-127,-136,-133,-110,-166,-173,-232,-220,-214,-220,-1881,-110,-118,-108,-126,-121,-95,-71,-72,-39,-183,-100,-92,-96,-93,-68,-93,-61,-47,-58,-70,-40,-72,-16,-39,-42,-100,-100,-325,-173,-144,-82,-83,-21,-21,-25,-20,-20,-23,-28,-116,-69,-69,-69,-69,-69,-69,-69,-69,-2,-2,-1,-25,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:29]} 2. Nf3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:04][%cal Bb8c6,Bc6e5,Be5c4][%mdl 32]} 3. d4 {[%emt 0:00:10]} exd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:05]} Bc5 {[%emt 0:00:05]} 5. Be3 {[%emt 0:00:08]} Qf6 {[%emt 0:00:05]} 6. c3 {[%emt 0:00:06]} d6 {[%emt 0:00:03]} 7. Bc4 {[%emt 0:01:08] is the legacy move (7.Be2).} (7. Be2 {simplifies} Nge7 8. O-O O-O 9. Nxc6 Nxc6 10. Bxc5 dxc5 11. f4) 7... Ne5 {[%emt 0:00:12] C45: Scotch Game.} 8. O-O {[%emt 0:02:00]} Qg6 {[%emt 0:03:48]} 9. f3 {[%emt 0:01:34]} Nxc4 {[%emt 0:00:15]} 10. Qa4+ {[%emt 0:00:07]} c6 {[%emt 0:00:06]} 11. Qxc4 {[%emt 0:00:11] [#]} Nf6 $146 {[%emt 0:00:07]} ({Predecessor:} 11... Be6 12. Qe2 Ne7 13. Nd2 O-O 14. N2b3 Bb6 15. Nxe6 {½-½ Staufcik,R-Butula,M Morava-chT 9697 1996}) 12. Nd2 {[%emt 0:01:48]} O-O {[%emt 0:05:13]} 13. Kh1 {[%emt 0:04:04]} (13. Nc2 $5 {[%cal Re3c5]}) 13... Bb6 {[%emt 0:03:18]} 14. Qa4 {[%emt 0:20:07][%cal Od4c6]} Re8 {[%emt 0:12:27]} 15. c4 {[%emt 0:00:54]} (15. Rae1 $15) 15... d5 $1 $17 {[%emt 0:06:25]} 16. cxd5 {[%emt 0:03:50]} cxd5 {[%emt 0:00:27]} 17. Qb3 {[%emt 0:12:53]} dxe4 {[%emt 0:02:34]} 18. Nc4 {[%emt 0:02:40]} Bxd4 {[%emt 0:26:00]} 19. Bxd4 {[%emt 0:00:15]} Be6 {[%emt 0:00:05] Strongly threatening ...Rac8.} 20. Qb4 {[%emt 0:03:29]} Bd5 $40 {[%emt 0:04:25][%mdl 128] ...exf3 is the strong threat. Black wants a kill.} 21. Ne5 {[%emt 0:06:53]} Qh5 {[%emt 0:04:57]} 22. f4 {[%emt 0:02:22]} a5 {[%emt 0:02:32]} (22... e3 23. Bxe3 Rac8 24. Qd2 $17) 23. Qc3 {[%emt 0:00:46]} Qf5 {[%emt 0:02:52]} (23... e3 24. Qxe3 Rac8 25. Qd3 $15) 24. Qg3 {[%emt 0:01:08]} Rac8 {[%emt 0:03:04][%cal Oe4e3]} 25. Bc3 {[%emt 0:02:35]} (25. Qg5 $17 {keeps fighting.} Be6 26. Qxf5 Bxf5 27. b3) 25... a4 {[%emt 0:01:51]} 26. a3 {[%emt 0:00:23] [#]} (26. Kg1 {was called for.}) 26... e3 $1 $19 {[%emt 0:01:18][%mdl 512]} 27. Qxe3 {[%emt 0:04:58]} Ne4 $1 {[%emt 0:00:06] Threatens to win with ...Nxc3.} (27... Qc2 28. Rf2 Qb3 29. Rff1 $17) 28. Qd4 {[%emt 0:01:00]} (28. Rfd1 Nxc3 29. bxc3) 28... Nxc3 $2 {[%emt 0:00:27]} (28... Ng3+ $19 {is more deadly.} 29. Kg1 Ne2+ 30. Kh1 Nxd4) 29. bxc3 $17 {[%emt 0:00:19]} Bb3 {[%emt 0:00:14]} 30. Rae1 {[%emt 0:05:30]} f6 {[%emt 0:02:02]} 31. Nf3 {[%emt 0:00:33]} Red8 {[%emt 0:01:21]} 32. Qb4 {[%emt 0:03:29]} Qc5 {[%emt 0:03:43]} 33. Qxb7 {[%emt 0:04:24] [#]} (33. Qxc5 $1 $15 Rxc5 34. Re3) 33... Rc7 {[%emt 0:00:12]} ({Weaker is} 33... Qxa3 34. Re7 Bd5 35. Qa7 $15 (35. Rxg7+ $2 Kf8 $19)) (33... Bc4 $1 $19 {[%cal Rc4f1]} 34. Rg1 (34. Re7 $2 Rb8 $19) 34... Bd5) 34. Qb4 {[%emt 0:03:44]} Qxc3 {[%emt 0:00:10]} 35. Qb6 {[%emt 0:00:45]} Rdc8 {[%emt 0:04:58]} (35... Qc6 {simplifies} 36. Qxc6 Rxc6 37. Kg1 Rc3) 36. Nd4 {[%emt 0:03:41]} Qc5 {[%emt 0:04:16]} (36... Bd5 {keeps more tension.} 37. Qb5 Bf7 38. Nf5 Qxa3 39. Re3 Qf8) 37. Qxc5 {[%emt 0:00:24]} Rxc5 {[%emt 0:00:04]} 38. Kg1 {[%emt 0:00:38]} Bf7 {[%emt 0:00:49]} 39. Re7 {[%emt 0:01:45]} g6 {[%emt 0:04:26]} (39... Rd5 $17 40. Nf3 Rd3) 40. Ra7 {[%emt 0:01:24]} Rc4 {[%emt 0:00:28]} 41. Nb5 {[%emt 0:00:53]} (41. Rd7 $15) 41... Rd8 {[%emt 0:00:11] Hoping for ...Rc2.} 42. g3 $2 {[%emt 0:00:28]} (42. Rc7 $17) 42... Rc5 {[%emt 0:00:46]} (42... Rd2 $142 {( -> ...Rcc2)} 43. Ra8+ Kg7) 43. Nc7 {[%emt 0:02:19]} Rd2 {[%emt 0:01:13]} (43... Rc3 $142 44. g4 (44. Nb5 $2 Rb3 $19 {[%mdl 64] Deflection}) 44... Rd2) 44. Rf2 {[%emt 0:01:01] [#]} Rd7 {[%emt 0:00:28]} ({Better is} 44... Rd1+ $1 $17 45. Kg2 Rc6) 45. Ra8+ $11 {[%emt 0:01:00]} Kg7 {[%emt 0:00:05]} 46. Ne8+ {[%emt 0:00:40]} Bxe8 {[%emt 0:00:28]} 47. Rxe8 {[%emt 0:00:03][%mdl 4096] Endgame KRR-KRR} Rc1+ {[%emt 0:00:12]} 48. Rf1 {[%emt 0:01:01]} (48. Kg2 $11 {remains equal.}) 48... Rxf1+ {[%emt 0:00:29]} (48... Rc3 $17 49. Ra8 Rxa3) 49. Kxf1 $17 {[%emt 0:00:02] KR-KR} Rd3 {[%emt 0:00:13]} 50. Re7+ {[%emt 0:00:53]} Kg8 $1 {[%emt 0:01:03]} 51. Kg2 {[%emt 0:00:43]} Rxa3 {[%emt 0:00:22]} 52. Ra7 {[%emt 0:00:35]} h5 {[%emt 0:01:24]} (52... Ra2+ $15 53. Kf3 a3 54. Ra8+ Kf7 55. Ra7+ Ke6 56. Rxh7 Rb2) 53. Kh3 $11 {[%emt 0:00:32]} Ra2 {[%emt 0:00:48]} 54. g4 {[%emt 0:01:06]} a3 {[%emt 0:01:44] aiming for ...hxg4+.} 55. gxh5 {[%emt 0:00:38] The position is equal.} gxh5 {[%emt 0:00:07]} 56. Kg3 {[%emt 0:00:11]} Kf8 {[%emt 0:00:31]} 57. h3 {[%emt 0:00:01]} Ra1 {[%emt 0:01:42] Weighted Error Value: White=0.36/Black=0.27 (precise)} 1/2-1/2

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.3"]
[White "Fier, Alexandr"]
[Black "Languidey, Simon Alejandro"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2602"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 14,79,27,10,20,20,35,37,37,34,41,41,57,56,68,58,72,36,75,75,106,105,107,110,114,102,233,202,201,200,193,179,181,178,273,275,282,241,266,154,202,202,205,209,211,218,211,212,213,221,214,222,292,282,713,691,673,655,643,629,843,812,1053,1047,943,919,787,734]} 1. e4 {[%emt 0:00:03]} e6 {[%emt 0:03:22]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:07]} 3. Nc3 {[%emt 0:00:02]} Nf6 {[%emt 0:01:32]} 4. e5 {[%emt 0:00:04]} Nfd7 {[%emt 0:00:09]} 5. f4 {[%emt 0:00:03]} c5 {[%emt 0:00:34]} 6. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:24]} 7. Be3 {[%emt 0:00:05]} a6 {[%emt 0:01:02]} 8. a3 {[%emt 0:00:05]} b5 {[%emt 0:02:05] C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 9. Bd3 {[%emt 0:00:10]} cxd4 {[%emt 0:16:21]} 10. Nxd4 {[%emt 0:00:16]} Nxd4 {[%emt 0:00:39] White is slightly better.} 11. Bxd4 {[%emt 0:00:06] [#]} Bc5 $146 {[%emt 0:01:02]} ({Predecessor:} 11... Bb7 12. Qf3 Bc5 13. Ne2 Bxd4 14. Nxd4 g6 15. h4 Qb6 16. c3 h5 17. g4 hxg4 18. Qxg4 {½-½ Basangwa,J (1614)-Mugisha,D (1999) Kampala Kireka op 4th 2019 (2)}) 12. Ne2 {[%emt 0:07:56]} O-O {[%emt 0:12:10]} 13. c3 {[%emt 0:06:01]} Qh4+ {[%emt 0:07:16]} 14. g3 {[%emt 0:00:20]} Qh3 {[%emt 0:00:18]} 15. Qc2 {[%emt 0:01:43]} Bxd4 {[%emt 0:01:26]} 16. cxd4 {[%emt 0:00:59]} Nb6 {[%emt 0:01:08]} 17. b3 {[%emt 0:10:17]} Bd7 {[%emt 0:01:34]} 18. Qc7 {[%emt 0:01:38]} Rab8 {[%emt 0:01:23] Black is weak on the dark squares} 19. Kf2 {[%emt 0:01:09] Dodges Qg2+. White is more active.} f5 {[%emt 0:08:12] A mistake that costs the game.} (19... Rfd8 $16) 20. Rac1 {[%emt 0:00:59]} Qh5 {[%emt 0:11:16]} 21. Qa7 {[%emt 0:00:36]} Qe8 {[%emt 0:00:47]} 22. Qxa6 {[%emt 0:02:09]} Qd8 {[%emt 0:02:01]} 23. Qa5 {[%emt 0:00:09]} ({Not} 23. Bxb5 Ra8 24. Qb7 Rb8 $11) 23... Rf7 {[%emt 0:02:10]} (23... Na8 $142 24. Qb4 Nc7) 24. Rc5 $18 {[%emt 0:00:35]} ({Less strong is} 24. Bxb5 Bxb5 25. Qxb5 Nc4 $16) 24... Be8 {[%emt 0:01:46]} 25. Rhc1 {[%emt 0:01:19]} Rfb7 {[%emt 0:04:53]} 26. Qc3 {[%emt 0:03:48]} ({White should try} 26. Bxb5 $18 Ra8 27. Qb4) 26... Na8 {[%emt 0:03:48]} (26... Ra7 $16 27. Ra1 (27. Bxb5 Rxa3 28. Rc2 Ra7 $16) 27... Nd7) 27. Rc8 {[%emt 0:01:08]} Rxc8 {[%emt 0:00:20]} 28. Qxc8 {[%emt 0:00:03]} Qxc8 {[%emt 0:00:42]} 29. Rxc8 {[%emt 0:00:05]} Nc7 {[%emt 0:00:13] [#]} 30. g4 $1 {[%emt 0:08:02][%mdl 512]} g6 {[%emt 0:05:44] [#]} 31. gxf5 {[%emt 0:00:04]} gxf5 {[%emt 0:00:11] [#]} 32. Ng3 $1 {[%emt 0:01:09]} Kg7 {[%emt 0:03:16] [#]} 33. Bxf5 $1 {[%emt 0:04:22][%mdl 512]} exf5 {[%emt 0:00:21]} (33... Kf7 34. Bxh7 Ke7) (33... Kf8 34. Bxh7) 34. Nxf5+ {[%emt 0:00:03] White is clearly winning.} Kg6 {[%emt 0:09:18]} 35. Nd6 {[%emt 0:00:04][%csl LRb7,LRe8]} Ra7 {[%emt 0:00:00]} 36. Nxe8 {[%emt 0:01:43]} Nxe8 {[%emt 0:00:00]} 37. Rxe8 {[%emt 0:00:04]} Rxa3 {[%emt 0:00:00]} 38. Rf8 {[%emt 0:01:36]} Kg7 {[%emt 0:00:45]} 39. Rb8 {[%emt 0:00:23]} Kg6 {[%emt 0:00:34]} 40. Rxb5 {[%emt 0:00:12] Weighted Error Value: White=0.11 (very precise) /Black=0.25 (precise)} 1-0

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.4"]
[White "Caetano, Ryan Wesley Da Costa"]
[Black "Delgado Ramirez, Neuris"]
[Result "0-1"]
[ECO "E36"]
[WhiteElo "2240"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,134,17,0,2,24,-4,0,0,0,0,0,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,-6,-51,-40,-48,-22,-14,-14,-59,-38,-93,-99,-133,-104,-114,-100,-98,-98,-137,-128,-133,-128,-126,-23,-36,-31,-38,-35,-37,-23,-56,-23,-122,-122,-135,-63,-63,-63,-86,-88,-99,-71,-71,-72,-91,-87,-79,-72,-181,-116,-132,-99,-195,-58,-276,-275,-235,-122,-450,-375,-340,0,-315,0,-811,-735,-1105,-1101,-1097,-1099,-686,-1033,-1033,-1024,-853,-639,-495,-183]} 1. d4 {[%emt 0:09:45]} Nf6 {[%emt 0:00:53]} 2. c4 {[%emt 0:00:06]} e6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:15]} Bb4 {[%emt 0:00:06]} 4. Qc2 {[%emt 0:00:07]} d5 {[%emt 0:00:29]} 5. a3 {[%emt 0:01:10]} Bxc3+ {[%emt 0:00:09]} 6. Qxc3 {[%emt 0:00:04]} O-O {[%emt 0:00:17]} 7. Nf3 {[%emt 0:00:13]} dxc4 {[%emt 0:05:34]} 8. Qxc4 {[%emt 0:00:07]} b6 {[%emt 0:00:06]} 9. Bg5 {[%emt 0:04:57] Black is weak on the dark squares. E36: Nimzo-Indian: Classical: 4...d5 5 a3.} Ba6 {[%emt 0:01:25]} 10. Qc2 {[%emt 0:03:40] [#]} c5 $1 {[%emt 0:02:13]} 11. Rd1 {[%emt 0:03:01] The position is equal.} (11. dxc5 bxc5) 11... cxd4 {[%emt 0:05:53]} 12. Rxd4 {[%emt 0:09:54]} Qc8 {[%emt 0:01:23]} 13. Qxc8 {[%emt 0:08:19]} Rxc8 {[%emt 0:00:03]} 14. Bxf6 {[%emt 0:00:24]} gxf6 {[%emt 0:00:03]} 15. e3 {[%emt 0:02:38] [#]} Bb7 $146 {[%emt 0:02:04]} ({Predecessor:} 15... Bxf1 16. Rxf1 Nc6 17. Rg4+ Kf8 18. Rh4 Kg7 19. Rg4+ Kf8 20. Rh4 Kg7 21. Rg4+ Kf8 22. Rh4 Kg7 23. Rg4+ Kf8 24. Ng1 {½-½ Istratescu,A (2651)-Naiditsch,A (2706) Nancy Meurthe op 11th rapid 2013 (9)}) 16. Be2 {[%emt 0:07:24]} Bd5 {[%emt 0:00:20]} 17. O-O {[%emt 0:02:54]} Nc6 {[%emt 0:01:35] Hoping for ...Bxf3.} 18. Rg4+ {[%emt 0:02:33]} Kh8 {[%emt 0:01:32][%cal Bg8h8,Bh8g7,Bg7f8][%mdl 32]} 19. e4 {[%emt 0:01:13]} Bb3 {[%emt 0:06:27]} 20. Rf4 {[%emt 0:12:49]} Kg7 {[%emt 0:01:37]} 21. Rg4+ {[%emt 0:00:20]} Kf8 {[%emt 0:00:25]} 22. Rh4 {[%emt 0:00:15]} Kg7 {[%emt 0:16:37]} 23. Rg4+ {[%emt 0:01:14]} Kh8 {[%emt 0:04:10]} 24. Rf4 {[%emt 0:00:46]} Ne7 {[%emt 0:00:38]} 25. Rxf6 {[%emt 0:08:38]} Kg7 {[%emt 0:01:37]} 26. Rf4 {[%emt 0:00:09]} Rc2 {[%emt 0:04:31]} (26... Ng6 $5 27. Rg4 $8 Rc2 $11) 27. Rg4+ {[%emt 0:06:20]} Ng6 {[%emt 0:00:30]} 28. Nd4 {[%emt 0:01:35][%cal Od4c2]} Rd2 {[%emt 0:01:54]} 29. Nxb3 {[%emt 0:02:15]} Rxe2 {[%emt 0:00:11]} 30. Nc1 {[%emt 0:02:29]} (30. Nd4 $5 {[%cal Rd4e2]} Rd2 31. e5 $11) 30... Rxb2 {[%emt 0:01:16]} 31. f4 {[%emt 0:01:38]} f5 $36 {[%emt 0:05:27][%mdl 2048] Black has good play.} (31... h5 $5 {[%cal Rh5g4]} 32. Rg3 h4 $15) 32. exf5 {[%emt 0:00:05]} exf5 {[%emt 0:00:23]} 33. Rg5 {[%emt 0:02:37]} Kf6 {[%emt 0:02:29]} 34. Rh5 {[%emt 0:01:16]} ({White should try} 34. Rg3 $15) 34... Rd8 $17 {[%emt 0:03:54]} 35. Rxh7 {[%emt 0:01:16]} Rdd2 {[%emt 0:00:02]} 36. g3 {[%emt 0:00:24]} Nf8 {[%emt 0:00:08][%mdl 1024] Black has strong compensation.} (36... Ne7 {looks sharper.} 37. Re1 Nd5 38. Rd7 Rg2+) 37. Rh6+ {[%emt 0:01:48]} Kg7 {[%emt 0:00:31]} 38. Rh3 {[%emt 0:00:37]} Nd7 {[%emt 0:00:29] And now ...Nf6 would win. Black has more active pieces.} 39. g4 {[%emt 0:01:01] [#]} Rg2+ $1 {[%emt 0:05:07]} (39... fxg4 40. Rg3 $15) 40. Kh1 {[%emt 0:00:05]} Rxg4 {[%emt 0:00:52]} (40... fxg4 $17 41. Rh4 Nc5) 41. Nd3 {[%emt 0:01:59]} Rb3 {[%emt 0:01:08]} 42. Nf2 {[%emt 0:00:07][%csl LRb3,LRg4]} Rxh3 {[%emt 0:00:45]} 43. Nxh3 $15 {[%emt 0:00:04][%mdl 4096] Endgame KRN-KRN} Nc5 {[%emt 0:01:10]} 44. Rg1 {[%emt 0:00:53]} Kf6 {[%emt 0:00:26]} (44... Rg6 $5 {[%cal Rc5d3]}) 45. Rg3 {[%emt 0:01:16]} (45. Rd1 $11) 45... Ne6 $17 {[%emt 0:03:42]} 46. Rf3 {[%emt 0:00:41]} b5 {[%emt 0:00:05]} (46... Ke7 $17 47. Re3 Kd6 48. Rd3+ Kc6) 47. Rb3 $1 $15 {[%emt 0:00:58]} a6 {[%emt 0:00:09]} 48. Rb4 {[%emt 0:00:19]} Ke7 {[%emt 0:01:40]} 49. a4 {[%emt 0:00:22]} Kd6 {[%emt 0:00:09]} 50. axb5 {[%emt 0:00:26]} Kc5 $1 {[%emt 0:00:03][%csl LRb4,LRb5]} 51. Rb1 {[%emt 0:00:23]} axb5 {[%emt 0:00:16]} (51... Nxf4 $2 52. Nxf4 axb5 53. Nd3+ Kb6 54. Rb4 $18) 52. Nf2 {[%emt 0:00:18]} Rg7 {[%emt 0:00:34]} (52... Rxf4 53. Nd3+ Kc4 54. Nxf4 Nxf4 55. Rf1 $11) 53. Re1 {[%emt 0:00:29]} (53. Nd3+ $17 Kb6 54. Rg1) 53... Nd4 {[%emt 0:00:31]} (53... Nxf4 $19 {Threatens to win with ...b4.} 54. h4 Nd5) 54. Nd3+ $17 {[%emt 0:00:22]} Kc4 {[%emt 0:00:28]} 55. Ne5+ {[%emt 0:00:12]} (55. Re3 $17) 55... Kd5 {[%emt 0:00:08]} (55... Kb3 $19 {Strongly threatening ...Kc2.} 56. Rd1 Ne2) 56. h3 $2 {[%emt 0:01:40]} ({Better is} 56. Rd1 $15 Ke4 57. Re1+ Kd5 58. Rd1) 56... b4 $19 {[%emt 0:00:35] ...b3 would be deadly.} 57. Kh2 {[%emt 0:00:29] [#]} b3 {[%emt 0:00:16]} (57... Rc7 $1 $19 {[%cal Rc7c2]} 58. Kg3 Rc3+ 59. Kh4 b3) 58. Rb1 $2 {[%emt 0:00:12][%mdl 8192]} (58. h4 $17) 58... Rb7 {[%emt 0:02:55]} ({Wrong is} 58... Ke4 $2 59. Re1+ Kd5 60. Rd1 $19) 59. h4 {[%emt 0:00:30]} Ke4 $2 {[%emt 0:00:22]} (59... Ne2 $19 60. Rd1+ Kc5) 60. Kh3 $2 {[%emt 0:01:06][%mdl 8192]} (60. Re1+ $1 $11 {and White has nothing to worry.} Kd5 61. h5) 60... Kxf4 $2 {[%emt 0:02:03]} (60... Nf3 $19 61. Nc4 Kxf4) 61. Ng6+ $2 {[%emt 0:00:11][%mdl 8192]} (61. Re1 $11) 61... Ke3 {[%emt 0:00:24] Black is clearly winning.} 62. h5 {[%emt 0:00:07]} Rh7 {[%emt 0:00:37]} 63. Kh4 {[%emt 0:00:22]} Nf3+ {[%emt 0:00:22]} 64. Kg3 {[%emt 0:00:06]} Nd2 {[%emt 0:00:05]} ({Not} 64... Rxh5 65. Rxb3+ Ke4 66. Kf2 $11 (66. Rxf3 Rg5+ 67. Kf2 Rxg6 $11)) 65. Re1+ {[%emt 0:00:08]} Kd4 {[%emt 0:00:15]} 66. Rd1 {[%emt 0:02:15]} Kc3 {[%emt 0:00:18]} 67. Rc1+ {[%emt 0:00:09]} Kb4 $2 {[%emt 0:21:10] Weighted Error Value: White=0.39/Black=0.33} (67... Kb2 68. Rc8 Rxh5) 0-1

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.5"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Pires, Marcos Vinicius Tors"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2551"]
[BlackElo "2238"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,97,15,27,26,29,51,49,55,39,95,77,75,65,91,86,81,68,193,208,193,184,229,208,192,165,217,128,161,132,121,125,123,124,140,133,214,218,255,253,254,229,296,287,302,268,252,277,275,258,393,395,435,426,419,415,500,522,619,450,437,373,345,350,415,425,403,352,558,548,487,483,699,690,1113,1095,4937,4937,6382,2669,6103,6103,5110,2648,2469,3106,29980,29980,29980,29981]} 1. d4 {[%emt 0:01:16]} d5 {[%emt 0:01:24]} 2. c4 {[%emt 0:00:02]} c6 {[%emt 0:01:29]} 3. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:13]} 4. e3 {[%emt 0:00:06]} a6 {[%emt 0:03:20]} 5. Nc3 {[%emt 0:00:10]} Bf5 {[%emt 0:00:40]} 6. Qb3 {[%emt 0:00:11]} Ra7 {[%emt 0:01:15] D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4.} 7. Nh4 {[%emt 1:32:10]} Be4 {[%emt 0:02:34]} 8. f3 {[%emt 0:00:00][%cal Bf2f3,Bf3e4,Be4e5][%mdl 32]} Bg6 {[%emt 0:03:29] [#] White is slightly better.} 9. e4 $146 {[%emt 0:00:00]} ({Predecessor:} 9. a4 e6 10. a5 Nbd7 11. Bd2 Bd6 12. Be2 Ne4 13. Nxe4 Bxe4 14. g3 Bg6 15. Nxg6 hxg6 {1-0 Bogner,S (2571)-Le,T (2501) Titled Tuesday intern op 14th April blitz 2020 (5)}) 9... dxe4 {[%emt 0:07:50]} (9... dxc4 $14 10. Qxc4 (10. Bxc4 b5 $11) 10... e6) 10. Nxg6 {[%emt 0:00:00]} hxg6 {[%emt 0:00:10]} 11. Be3 {[%emt 0:00:00]} e6 {[%emt 0:18:36]} 12. O-O-O {[%emt 0:00:00]} (12. Nxe4 Nxe4 13. fxe4 Qh4+ 14. Kd2 Nd7 $11) 12... Nbd7 {[%emt 0:09:39]} 13. fxe4 {[%emt 0:00:00] aiming for Kb1.} Qa5 {[%emt 0:11:28]} (13... Ng4 $14 14. Bg1 Qg5+ 15. Kb1 Ne3) 14. e5 $18 {[%emt 0:00:00]} Ng4 {[%emt 0:01:35] [#]} 15. Bg1 {[%emt 0:00:00]} Ra8 {[%emt 0:11:19]} 16. Be2 {[%emt 0:00:00]} (16. Qxb7 $2 Rb8 $19) 16... Nh6 {[%emt 0:02:12]} 17. g4 {[%emt 0:00:00]} (17. Qxb7 $2 Rb8 $19) 17... Be7 {[%emt 0:03:47]} (17... Qb6 $142 18. Qxb6 Nxb6) 18. Be3 {[%emt 0:00:00]} (18. Qxb7 Rb8 19. Qxc6 Ba3 $17) (18. h3 $18) 18... O-O {[%emt 0:01:11]} 19. Ne4 {[%emt 0:00:00]} (19. Qxb7 Rab8 20. Qxd7 Ba3 $11) 19... c5 {[%emt 0:01:20]} 20. d5 {[%emt 0:00:00] Black must now prevent Bd2.} (20. Qxb7 $2 {loses.} Rab8 21. Bd2 (21. Qxd7 $2 Qxa2 $19) 21... Qxa2 $19) 20... exd5 {[%emt 0:01:47]} 21. Rxd5 {[%emt 0:00:00]} Qc7 {[%emt 0:00:23]} 22. Bf4 $36 {[%emt 0:00:00][%mdl 2048] And now Rf1 would win. White is really pushing. White is much more active.} Rfd8 {[%emt 0:01:01]} (22... Nb6 $16 {might work better.}) 23. Rf1 {[%emt 0:00:00][%cal Oe5e6] [#] e6! would be deadly.} Qc6 {[%emt 0:02:13]} 24. Qf3 {[%emt 0:00:00] Bxh6 is the strong threat.} Qe6 {[%emt 0:00:45]} 25. Rfd1 {[%emt 0:00:00]} Nf8 {[%emt 0:01:37]} 26. Nxc5 {[%emt 0:00:00][%cal Be4c5,Bc5b7,Bb7d6][%mdl 32]} Qb6 {[%emt 0:01:04]} 27. Rxd8 {[%emt 0:00:00]} Rxd8 {[%emt 0:00:11]} 28. Rxd8 {[%emt 0:00:00]} ({And not} 28. Nxb7 Rb8 29. Be3 Qxb7 30. Qxb7 Rxb7 $11) 28... Qxd8 {[%emt 0:00:34]} 29. Nxb7 {[%emt 0:00:00]} Qd7 {[%emt 0:00:49]} (29... Qd4 $142 30. Nd6 Ne6) 30. Qd5 {[%emt 0:01:05]} ({Don't play} 30. Nd6 Ne6 31. Be3 Qd8 $18) 30... Qa4 {[%emt 0:00:52]} 31. Kb1 {[%emt 0:01:34]} Ne6 {[%emt 0:00:19]} 32. Bd2 {[%emt 0:01:49]} Kh7 {[%emt 0:01:15]} 33. Nd6 {[%emt 0:00:40]} Bg5 {[%emt 0:00:53]} 34. b3 {[%emt 0:03:45]} Qa3 {[%emt 0:01:06]} 35. Qa5 {[%emt 0:00:55]} Qxa5 {[%emt 0:00:55]} 36. Bxa5 {[%emt 0:00:02]} Bf4 {[%emt 0:00:38]} 37. Bc3 {[%emt 0:00:08]} Bxh2 {[%emt 0:00:13]} 38. Ne4 {[%emt 0:00:05]} Ng8 {[%emt 0:00:28]} (38... Nf4 {was called for.}) 39. c5 {[%emt 0:00:05]} Ne7 {[%emt 0:00:05]} 40. Bxa6 {[%emt 0:00:45]} Nc6 {[%emt 0:01:01]} (40... Nd5 $142 41. Bb2 Kg8) 41. Bc4 {[%emt 0:00:28]} Bxe5 {[%emt 0:03:03]} 42. Bxe5 {[%emt 0:00:06]} Nxe5 {[%emt 0:00:04]} 43. Bxe6 {[%emt 0:00:03][%cal Ob3b4] Threatens to win with b4!} fxe6 {[%emt 0:00:06][%mdl 4096] Endgame KN-KN} 44. b4 {[%emt 0:00:09]} Kg8 {[%emt 0:00:11]} 45. b5 {[%emt 0:00:22]} Kf8 {[%emt 0:00:08]} 46. a4 {[%emt 0:02:12] White threatens g5 and mate.} Ke7 {[%emt 0:00:25]} 47. g5 {[%emt 0:00:06] Intending Kc2 and mate.} Kd7 {[%emt 0:00:23]} 48. Kc2 {[%emt 0:00:05]} Kc7 {[%emt 0:01:08]} 49. Kc3 {[%emt 0:00:14] Weighted Error Value: White=0.16 (very precise) /Black=0.51} 1-0

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.6"]
[White "Barbosa, Evandro Amorim"]
[Black "Federzoni, Enzo"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2482"]
[BlackElo "2123"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 16,88,23,8,5,5,9,14,22,0,14,18,30,22,33,18,45,45,27,40,78,51,73,70,68,45,67,54,111,102,114,108,106,95,99,99,162,154,408,417,377,402,401,402,545,512,510,516,489,499,608,485,485,485,485,481,470,467,438,441,993,1028,930,562,704,646,625,605,599,526,526,525,514,497,602]} 1. e4 {[%emt 0:03:25]} c5 {[%emt 0:04:46]} 2. Nf3 {[%emt 0:00:17]} d6 {[%emt 0:00:04]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:04]} 4. Nxd4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:03]} 5. Nc3 {[%emt 0:00:07]} a6 {[%emt 0:00:03]} 6. Be2 {[%emt 0:00:26]} e5 {[%emt 0:00:04]} 7. Nb3 {[%emt 0:00:59]} Be7 {[%emt 0:00:11]} 8. O-O {[%emt 0:00:17]} O-O {[%emt 0:00:04]} 9. Re1 {[%emt 0:00:50]} Be6 {[%emt 0:04:24] B92: Sicilian Najdorf: 6 Be2.} 10. Bf3 {[%emt 0:01:14]} Nbd7 {[%emt 0:02:23]} 11. a4 {[%emt 0:01:07]} Rc8 {[%emt 0:02:43] The position is equal.} 12. a5 {[%emt 0:01:28]} Qc7 {[%emt 0:03:43]} 13. Be3 {[%emt 0:00:50]} Qb8 {[%emt 0:08:06]} 14. Nd2 {[%emt 0:06:49]} Bd8 {[%emt 0:13:25] [#]} 15. Qb1 $146 {[%emt 0:16:15]} ({Predecessor:} 15. Nf1 b6 16. axb6 Bxb6 17. Qc1 Bd4 18. Rxa6 Nc5 19. Ra3 Bxc3 20. Rxc3 Nfxe4 21. Bxe4 Nxe4 22. Rxc8 Rxc8 {½-½ Sasikiran,K (2656)-Drygalov,S (2473) Wch Rapid Moscow 2019 (12)}) 15... Qa8 {[%emt 0:07:18]} 16. Rd1 {[%emt 0:13:55]} b5 {[%emt 0:06:56]} 17. axb6 {[%emt 0:01:37]} Bxb6 {[%emt 0:02:41]} 18. Nf1 {[%emt 0:01:18]} Bxe3 {[%emt 0:02:56]} 19. Nxe3 {[%emt 0:00:10]} Qc6 {[%emt 0:01:58]} 20. Ra5 {[%emt 0:05:04]} Nc5 {[%emt 0:04:56]} 21. Qa1 {[%emt 0:06:19]} Ra8 {[%emt 0:02:23]} (21... Qb6 $14) 22. Qa3 {[%emt 0:12:21]} Rfb8 {[%emt 0:03:36]} 23. Ncd5 {[%emt 0:02:20] Dodges Qb6} Bxd5 {[%emt 0:06:24]} 24. exd5 {[%emt 0:00:17]} Qb7 {[%emt 0:03:35]} 25. Nc4 {[%emt 0:02:36]} e4 {[%emt 0:02:33] [#]} (25... Ne8 $16) 26. Be2 $1 $36 {[%emt 0:01:12][%mdl 2048] White has strong initiative.} (26. Nxd6 Qxb2 27. Qxb2 (27. Qxc5 exf3 28. Nf5 Ne4 $14) 27... Rxb2 $16) 26... Rd8 {[%emt 0:04:22] A mistake that costs the game.} (26... Qc7 $16 27. b4 (27. Nxd6 Nb7 $16) 27... Ncd7) 27. b4 {[%emt 0:01:38]} Ncd7 {[%emt 0:01:10][%cal Bc5d7,Bd7b6,Bb6c4,Bc4b2][%mdl 32]} 28. Nxd6 {[%emt 0:00:21]} Qc7 {[%emt 0:01:21]} 29. Nc4 {[%emt 0:00:35][%cal Bd6c4,Bc4e3,Be3d5][%mdl 32]} (29. Rxa6 Rxa6 30. Qxa6 Nb8 $15) 29... Nb6 {[%emt 0:00:27][%cal Rb6d5]} 30. Ne3 {[%emt 0:01:09] White is clearly winning.} (30. Rxa6 Rxa6 31. Qxa6 Nbxd5 $18) 30... Nfxd5 {[%emt 0:01:56]} 31. Nxd5 {[%emt 0:12:26]} Qxc2 {[%emt 0:00:04]} 32. Kf1 {[%emt 0:01:20]} (32. Rxa6 $2 Qxe2 33. Qa1 Rxa6 $19) 32... Nc4 {[%emt 0:02:38]} 33. Qa4 {[%emt 0:01:05]} Qxa4 {[%emt 0:00:38]} 34. Rxa4 {[%emt 0:00:06]} Nb2 {[%emt 0:00:13]} 35. Ne7+ {[%emt 0:00:57]} ({Not} 35. Rxa6 Nxd1 36. Rxa8 Rxa8 37. Bxd1 Ra2 $16) 35... Kf8 {[%emt 0:00:04]} 36. Rxd8+ {[%emt 0:00:08]} (36. Rxa6 $2 {is the wrong capture.} Rxd1+ 37. Bxd1 Rxa6 $19) 36... Rxd8 {[%emt 0:00:05]} 37. Nc6 {[%emt 0:01:14]} ({Weaker is} 37. Rxa6 Kxe7 38. b5 Nd3 $11) 37... Rd2 {[%emt 0:00:20]} (37... Nxa4 $142 38. Nxd8 Ke7 39. Nc6+ Kd6) 38. Rxa6 {[%emt 0:00:27] [#] Ra8+ would kill now.} f5 {[%emt 0:00:01]} 39. g3 {[%emt 0:01:46]} Rc2 {[%emt 0:00:21]} 40. Nd4 {[%emt 0:00:41]} Rc1+ {[%emt 0:00:12]} 41. Kg2 {[%emt 0:00:06]} Nd3 {[%emt 0:00:12]} 42. Bxd3 {[%emt 0:01:28]} exd3 {[%emt 0:00:02]} 43. Nf3 {[%emt 0:00:13] Against d2} Rb1 {[%emt 0:00:09]} 44. Rd6 {[%emt 0:00:38]} Kg8 {[%emt 0:12:56] Weighted Error Value: White=0.27 (precise) /Black=0.30} 1-0

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.7"]
[White "Lima, Darcy"]
[Black "Zacarias, M Ruben D"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2439"]
[BlackElo "2176"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 10,139,12,22,23,20,23,21,7,0,0,0,0,-18,-8,-8,-14,-11,9,-3,0,-25,11,9,9,9,17,10,11,0,0,0,0,-78,-73,-122,-122,-133,18,18,18,18,18,18,18,0,0,0,0,0,0,0,0,0,0,0,0,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,37,0,0,0,0,0,0,0,0,0,0,0,337,219,702,457,791,854,712,241,663,235,1371,686,1402,0,175,175,167,0,46,0,1375,1132,29977,29978,29980,29979,29968,27,29980,29981,29981,29982,29982,29983,29985,29986,29990,29991]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:06]} 3. Nf3 {[%emt 0:00:31]} Bb4+ {[%emt 0:00:07]} 4. Bd2 {[%emt 0:00:08]} Qe7 {[%emt 0:00:06]} 5. g3 {[%emt 0:01:44]} Bxd2+ {[%emt 0:00:14]} 6. Qxd2 {[%emt 0:01:20]} Nc6 {[%emt 0:00:27] E11: Bogo-Indian.} 7. Nc3 {[%emt 0:00:11]} d5 {[%emt 0:00:14]} 8. Ne5 {[%emt 0:04:04]} dxc4 {[%emt 0:01:57] The position is equal.} 9. Nxc4 {[%emt 0:04:29]} O-O {[%emt 0:02:02]} 10. Bg2 {[%emt 0:00:05]} Rd8 {[%emt 0:00:42]} 11. e3 {[%emt 0:00:18]} e5 {[%emt 0:05:32][%cal Re5d4]} 12. d5 {[%emt 0:00:18]} e4 {[%emt 0:01:39][%cal Ob7b5] And now ...b5! would win.} 13. O-O {[%emt 0:06:58] [#]} Ne5 $146 {[%emt 0:02:38]} ({Predecessor:} 13... Bf5 14. Rac1 Ne5 15. Nxe5 Qxe5 16. Rfd1 c6 17. Qd4 Qxd4 18. Rxd4 cxd5 19. Rcd1 Rac8 20. h3 h5 {½-½ Sychev,K (2579)-Tregubov,P (2588) Skolkovo Russian Rapid GP 2019 (9)}) 14. Qd4 {[%emt 0:06:37]} Nc6 {[%emt 0:05:37]} 15. Qd2 {[%emt 0:04:33]} Ne5 {[%emt 0:00:18]} 16. Nxe5 {[%emt 0:11:35]} Qxe5 {[%emt 0:00:07]} 17. Qc2 {[%emt 0:02:21][%cal Rc3e4]} Bf5 {[%emt 0:02:38]} 18. Rfd1 {[%emt 0:01:39]} Nxd5 {[%emt 0:09:43]} 19. Nxe4 {[%emt 0:04:32]} (19. Bxe4 {seems wilder.} Nb4 20. Rxd8+ Rxd8 21. Rd1) 19... c6 {[%emt 0:08:10]} 20. Rd4 {[%emt 0:03:44]} Nf6 {[%emt 0:01:50]} 21. Rad1 {[%emt 0:07:00]} (21. Nxf6+ $11 {keeps the balance.} Qxf6 22. Qc5) 21... Rxd4 $1 $17 {[%emt 0:00:38]} 22. Rxd4 {[%emt 0:00:04]} (22. exd4 $142 Bxe4 23. dxe5 Bxc2 24. Rd2) 22... Nxe4 $1 {[%emt 0:00:35]} 23. Bxe4 {[%emt 0:00:05]} Bxe4 {[%emt 0:00:05]} (23... c5 $17 24. Ra4 b5 25. Bxf5 bxa4 26. Bxh7+ Kf8) 24. Rxe4 {[%emt 0:00:48][%mdl 4096] Endgame KQR-KQR} Qf6 {[%emt 0:00:20]} 25. Qb3 $36 {[%emt 0:04:45][%mdl 2048] White is pushing.} b6 {[%emt 0:05:36]} 26. Rf4 {[%emt 0:04:00]} Qe7 {[%emt 0:01:05]} 27. Qc4 {[%emt 0:02:07]} (27. Qa4 $5 {[%cal Ra4c6]}) 27... c5 {[%emt 0:06:26]} 28. Qd5 {[%emt 0:00:08]} Re8 {[%emt 0:00:08]} 29. a4 {[%emt 0:07:12]} g6 {[%emt 0:02:46]} 30. h4 {[%emt 0:02:03]} h5 {[%emt 0:04:17]} 31. g4 {[%emt 0:02:46]} hxg4 {[%emt 0:01:47]} (31... Qxh4 32. Qxf7+ Kh8 33. Qxe8+ Kh7 34. Rf7+ Kh6 35. Qh8+ (35. Rxa7 Qxg4+ 36. Kh2 Qh4+ 37. Kg2 Qg4+ 38. Kh2 Qh4+ 39. Kg2 Qg4+ 40. Kh2 $11) 35... Kg5 36. Qd8+ (36. Rxa7 Qxg4+ 37. Kh2 Qh4+ 38. Kg2 Qg4+ 39. Kh2 Qh4+ 40. Kg2 Qg4+ 41. Kf1 Qd1+ 42. Kg2 Qg4+ $11) 36... Kxg4 37. Rf4+ Kh3 38. Rxh4#) 32. Rxg4 {[%emt 0:01:58]} Qe6 {[%emt 0:03:17]} 33. Qf3 {[%emt 0:00:28]} Kg7 {[%emt 0:02:17]} 34. h5 {[%emt 0:00:13]} Rh8 {[%emt 0:01:03]} 35. hxg6 {[%emt 0:01:53]} fxg6 {[%emt 0:01:33]} 36. Re4 {[%emt 0:07:09]} Qf6 {[%emt 0:01:55]} 37. Rf4 {[%emt 0:00:10]} Qe7 {[%emt 0:00:43] Against Qb7} 38. e4 {[%emt 0:02:12]} Rh4 {[%emt 0:03:15]} 39. Kf1 {[%emt 0:01:28]} Rxf4 {[%emt 0:02:14]} 40. Qxf4 $11 {[%emt 0:00:01] KQ-KQ} Qd7 {[%emt 0:00:29]} 41. e5 {[%emt 0:00:23]} Qf7 {[%emt 0:12:10] Dodges Qf6+} 42. Qe4 {[%emt 0:00:52]} g5 {[%emt 0:02:16]} 43. Ke1 {[%emt 0:04:09]} Qe6 {[%emt 0:01:48]} 44. Kd2 {[%emt 0:00:16]} a5 {[%emt 0:02:41]} 45. Kc3 {[%emt 0:01:02]} Kf8 {[%emt 0:00:41]} 46. Qe3 {[%emt 0:01:07]} g4 {[%emt 0:01:11]} 47. Qf4+ {[%emt 0:01:05]} Ke7 {[%emt 0:00:55]} 48. Qe4 {[%emt 0:00:18]} Kd7 {[%emt 0:01:15]} 49. Kd2 {[%emt 0:00:21] Strongly threatening Ke3.} Ke7 {[%emt 0:00:33]} 50. Ke1 {[%emt 0:02:06]} Kf7 {[%emt 0:01:07]} 51. Kf1 {[%emt 0:00:23]} Kg7 $2 {[%emt 0:00:55][%mdl 8192]} (51... Qd7 $11) 52. Kg2 {[%emt 0:00:08]} Kh6 $2 {[%emt 0:00:24]} (52... Kf8 53. Kg3 Ke8) 53. Qe3+ {[%emt 0:01:32]} Kh5 {[%emt 0:02:51]} (53... Kg6 $142 54. Qf4 Qf5) 54. Kg3 $18 {[%emt 0:00:46]} Qe7 {[%emt 0:00:49]} 55. Qf4 $2 {[%emt 0:00:36]} (55. e6 {Intending Qe5+ and mate.} Qh4+ 56. Kg2) 55... Qh4+ {[%emt 0:00:39]} 56. Kg2 {[%emt 0:00:01] Hoping for e6.} Qh3+ $2 {[%emt 0:01:16]} (56... Kg6 57. Qe4+ Kh6 58. Qc6+ Kh7 59. Qc7+ (59. Qxb6 Qh3+ 60. Kg1 g3 $16) 59... Kg8 60. Qxb6 Qh3+ 61. Kg1 g3 62. Qg6+ (62. Qxa5 $2 Qh2+ 63. Kf1 Qxf2#) 62... Kf8 63. Qxg3 Qf5) 57. Kg1 {[%emt 0:00:01]} Qd3 {[%emt 0:00:29] Prevents Qf5+} 58. Qf7+ $2 {[%emt 0:00:14]} (58. e6 $1 $18 {[%cal Re6e7]}) 58... Kh4 $2 {[%emt 0:00:36]} (58... Qg6 $11 59. e6 Kg5) 59. Qf6+ {[%emt 0:00:11]} Kh5 {[%emt 0:00:12]} 60. Qf7+ {[%emt 0:01:07]} ({Weaker is} 60. Qxb6 Qd1+ 61. Kg2 Qd5+ 62. Kg1 Qd1+ 63. Kh2 g3+ 64. Kxg3 Qg4+ 65. Kh2 Qh4+ 66. Kg2 Qg4+ 67. Kf1 Qd1+ 68. Kg2 Qg4+ 69. Kh2 Qh4+ 70. Kg2 Qg4+ $11) (60. e6 $18 {White threatens e7 and mate.} Qd1+ 61. Kg2 Qd5+ 62. f3 Qd2+ 63. Kg3 Qe1+ 64. Kf4 Qd2+ 65. Ke4 (65. Kg3 Qe1+ 66. Kf4 Qc1+ 67. Ke4 Qc4+ 68. Ke5 Qd4+ 69. Kf5 Qd5+ 70. Kf4 Qd2+ 71. Ke4 Qe2+ 72. Kf4 Qd2+ $16) 65... Qe2+ 66. Kd5 gxf3 67. e7) 60... Kh4 $14 {[%emt 0:00:13]} 61. Qf4 $2 {[%emt 0:00:50][%mdl 8192]} (61. b3 $14) 61... Kh5 $1 $18 {[%emt 0:01:12] [#]} 62. e6 $1 {[%emt 0:00:17] Threatening mate with e7.} ({Not} 62. Qf7+ Kg5 $14) 62... Qe2 {[%emt 0:00:56] [#]} 63. Qf5+ $1 {[%emt 0:00:25]} Kh4 {[%emt 0:00:23]} 64. Qf6+ {[%emt 0:00:19]} Kh5 {[%emt 0:00:13]} 65. e7 $2 {[%emt 0:00:32]} (65. Kh2 {mates} g3+ {[%mdl 64] Decoy} 66. Kxg3 Qd3+ 67. Kh2 Qd6+ 68. Kg2 Qd5+ 69. f3 Qd3 70. Qe5+ Kh4 71. e7) 65... Qe1+ $2 {[%emt 0:00:31][%mdl 8192] This move loses the game for Black.} (65... g3 $11) 66. Kh2 {[%emt 0:01:06] White mates.} g3+ {[%emt 0:00:56]} 67. Kxg3 {[%emt 0:00:32]} Qg1+ {[%emt 0:00:49]} 68. Kf3 {[%emt 0:00:15]} Qd1+ {[%emt 0:00:16]} 69. Kg2 {[%emt 0:00:37]} Qd5+ {[%emt 0:01:25]} 70. Qf3+ {[%emt 0:02:08] Weighted Error Value: White=0.36/Black=0.24 (precise)} 1-0

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.8"]
[White "Saito, Vinicius"]
[Black "Rodriguez Vila, Andres"]
[Result "1/2-1/2"]
[ECO "C73"]
[WhiteElo "2138"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 13,125,0,4,0,6,-14,-15,-12,-15,-22,-13,-33,-18,-30,-18,-20,0,-18,-11,-60,-34,-42,-39,-75,-16,-22,-16,-16,-20,-30,-28,-39,-29,-46,-41,-94,-78,-101,-75,-88,-73,-81,-55,-55,-55,-66,-47,-57,-57,-72,-72,-72,-72,-72,-72,-75,-83,-81,-79,-83,-72,-82,-79,-83,-75,-75,-80,-83,-66,-66,-31,-32,-32,-35,-35,-35,-35,-35,-32,-35,-31,-32,0,-37,-39,-78,-80,-80,-80,-91,-77,-89,-124,-131,-131,-139,-139,-146,0,0,0,-8,0,0,0,0,0,0,0,0,0,-8,-8,-8]} 1. e4 {[%emt 0:00:44]} e5 {[%emt 0:00:20]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:04]} 3. Bb5 {[%emt 0:00:12]} a6 {[%emt 0:00:52]} 4. Ba4 {[%emt 0:00:10]} d6 {[%emt 0:00:04]} 5. Bxc6+ {[%emt 0:01:39]} bxc6 {[%emt 0:00:06]} 6. d4 {[%emt 0:00:14]} exd4 {[%emt 0:01:06]} 7. Nxd4 {[%emt 0:00:21]} c5 {[%emt 0:00:12] 7...c5 scores better than 7...Bd7.} 8. Nf3 {[%emt 0:07:28] C73: Ruy Lopez: Deferred Steinitz: 5 Bxc6+.} g6 {[%emt 0:01:06]} 9. Bg5 {[%emt 0:03:56]} f6 {[%emt 0:02:10]} 10. Bd2 {[%emt 0:01:01]} Bg7 {[%emt 0:00:16] [#]} 11. Bc3 $146 {[%emt 0:00:09]} ({Predecessor:} 11. Nc3 Ne7 12. O-O O-O 13. Qc1 Rb8 14. b3 f5 15. Qe1 fxe4 16. Qxe4 d5 17. Qh4 {0-1 Salakhova,G (2125)-Vajda,S (2155) Budapest FS02 IM (Women) 1994 (4)}) 11... Ne7 {[%emt 0:00:17]} 12. O-O {[%emt 0:00:38]} O-O {[%emt 0:00:07]} 13. Nbd2 {[%emt 0:04:24]} Be6 {[%emt 0:00:16]} 14. Re1 {[%emt 0:00:29]} Qd7 {[%emt 0:00:17]} 15. Qe2 {[%emt 0:08:08]} Rfe8 {[%emt 0:03:20]} 16. Rad1 {[%emt 0:01:46]} (16. Nc4 $11 {feels stronger.}) 16... Bf7 {[%emt 0:02:42]} ({Don't play} 16... Bxa2 17. b3 $16) 17. Qd3 {[%emt 0:08:44]} Qb5 {[%emt 0:00:44]} 18. b3 {[%emt 0:03:04]} Nc6 {[%emt 0:00:12]} ({Better is} 18... Qxd3 $17 19. cxd3 Nc6) 19. Nc4 $11 {[%emt 0:06:29]} Nb4 {[%emt 0:01:16]} (19... a5 $5 {[%cal Rc6b4]}) 20. Bxb4 {[%emt 0:03:59]} cxb4 {[%emt 0:03:43]} 21. Ne3 {[%emt 0:08:11]} Qxd3 {[%emt 0:01:49]} 22. cxd3 {[%emt 0:00:22]} a5 {[%emt 0:04:54]} 23. Rc1 {[%emt 0:02:55]} c5 {[%emt 0:00:10]} 24. Nc4 {[%emt 0:03:12]} (24. Nd2 $15) 24... Ra6 $17 {[%emt 0:00:11]} 25. h3 {[%emt 0:03:18]} Rd8 {[%emt 0:02:09]} 26. Red1 {[%emt 0:03:12]} Bh6 {[%emt 0:03:48]} 27. Rc2 {[%emt 0:06:25]} d5 {[%emt 0:00:41]} 28. exd5 {[%emt 0:01:45]} Bxd5 {[%emt 0:00:15]} 29. Ne3 {[%emt 0:00:41]} Bxf3 {[%emt 0:00:08]} 30. gxf3 {[%emt 0:00:01]} Bf8 {[%emt 0:00:11]} 31. Rcd2 {[%emt 0:00:34]} a4 {[%emt 0:04:16]} 32. d4 {[%emt 0:00:37]} axb3 {[%emt 0:00:06]} 33. axb3 {[%emt 0:00:05]} Ra3 {[%emt 0:00:07]} 34. dxc5 {[%emt 0:00:54]} Rxd2 {[%emt 0:05:07]} 35. Rxd2 {[%emt 0:00:06]} Bxc5 {[%emt 0:00:39][%mdl 4096] Endgame KRB-KRN} 36. Rd3 {[%emt 0:01:32]} Kf7 {[%emt 0:00:06]} 37. Kg2 {[%emt 0:00:44]} Ke6 {[%emt 0:00:09]} 38. f4 {[%emt 0:05:08]} Ra2 {[%emt 0:01:23]} 39. Kf3 {[%emt 0:00:34]} Rb2 {[%emt 0:00:35]} 40. Kg3 {[%emt 0:02:18]} h5 {[%emt 0:01:00]} 41. Kf3 {[%emt 0:00:41]} h4 {[%emt 0:03:45]} 42. Nd1 {[%emt 0:03:13]} Ra2 {[%emt 0:01:02]} 43. Ne3 {[%emt 0:01:45]} f5 {[%emt 0:01:11]} 44. Nd1 {[%emt 0:00:59]} Ra1 {[%emt 0:02:31]} 45. Ke2 {[%emt 0:00:34]} Rb1 {[%emt 0:02:37]} 46. Kf3 {[%emt 0:00:20]} Bd6 {[%emt 0:00:16]} 47. Ne3 {[%emt 0:01:27]} Rh1 {[%emt 0:00:25]} 48. Kg2 {[%emt 0:00:26] Dodges Rh2+} Rc1 {[%emt 0:00:06]} 49. Kf3 {[%emt 0:02:54]} Rc3 {[%emt 0:04:29]} 50. Rxc3 {[%emt 0:02:33]} bxc3 {[%emt 0:00:06] KB-KN} 51. Nc2 {[%emt 0:00:07]} Kd5 {[%emt 0:00:06]} 52. Ke3 {[%emt 0:02:02] [#]} Bc5+ $1 {[%emt 0:00:05]} 53. Kd3 {[%emt 0:01:10] Ne3+ would be deadly.} Bxf2 {[%emt 0:00:10]} 54. Nb4+ {[%emt 0:01:16]} Kc5 {[%emt 0:04:23]} 55. Nc2 {[%emt 0:00:14]} Bg1 {[%emt 0:00:21]} (55... Bg3 $17 56. Ke3 Bh2) 56. Kxc3 $11 {[%emt 0:01:09] The position is equal.} Bh2 {[%emt 0:00:18]} (56... Kd5 $5 57. Kd3 $8 Bf2 $11) 57. Nd4 {[%emt 0:00:22]} Kd5 {[%emt 0:00:58]} 58. Nf3 {[%emt 0:00:06][%csl LRh2,LRh4]} ({But not} 58. Ne2 $2 Ke4 59. b4 Ke3 $19) 58... Bxf4 {[%emt 0:06:18] [#] And now ...Ke4 would win.} (58... Bg3 $5 59. Kd3 $8 (59. Ne5 g5 $19) 59... Kc5 $11) 59. Nxh4 {[%emt 0:00:20]} Ke4 {[%emt 0:00:02] aiming for ...g5.} 60. Nxg6 {[%emt 0:00:20]} Bd6 {[%emt 0:00:04]} 61. h4 {[%emt 0:00:37] Strongly threatening h5.} f4 {[%emt 0:00:10]} 62. Nxf4 {[%emt 0:00:14]} Kxf4 {[%emt 0:45:13]} 63. Kd2 {[%emt 0:02:32] Weighted Error Value: White=0.08 (flawless) /Black=0.10 (very precise)} 1/2-1/2

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.9"]
[White "Matsuura, Everaldo"]
[Black "Burgos, Marcelo Alves"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "2426"]
[BlackElo "2143"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 24,133,-54,-39,-22,-74,-50,-47,-40,-38,9,9,8,0,21,22,46,48,60,36,56,51,69,67,63,63,72,62,81,84,112,115,102,104,114,116,235,249,226,232,191,200,185,202,185,179,187,137,181,168,173,112,104,78,85,85,85,85,85,68,68,80,64,68,125,126,128,131,151,132,175,171,1012,836,707,321,286,284,355,217,300,328,440,426,650,262,175,143,141,122,254,245,254,248,230,240,216,79,110,39,200,150,148,121,550,538,29979,29980,29980,29981,29981,29980]} 1. e4 {[%emt 0:01:32]} c5 {[%emt 0:06:26]} 2. Nf3 {[%emt 0:00:25]} d6 {[%emt 0:00:10]} 3. d4 {[%emt 0:00:14]} cxd4 {[%emt 0:00:12]} 4. Nxd4 {[%emt 0:00:09]} Nf6 {[%emt 0:00:11]} 5. Nc3 {[%emt 0:00:11]} a6 {[%emt 0:00:06]} 6. Bc4 {[%emt 0:00:49]} e6 {[%emt 0:00:14]} 7. a3 {[%emt 0:00:10]} Be7 {[%emt 0:01:21]} 8. Ba2 {[%emt 0:00:17]} b5 {[%emt 0:02:45]} 9. O-O {[%emt 0:00:30]} O-O {[%emt 0:01:28]} 10. f4 {[%emt 0:00:57]} Nbd7 {[%emt 0:03:14]} 11. f5 {[%emt 0:08:07]} e5 {[%emt 0:01:43]} 12. Nde2 {[%emt 0:00:14]} Bb7 {[%emt 0:00:33]} 13. Ng3 {[%emt 0:00:20]} Rc8 {[%emt 0:03:07][%cal Oc8c3] B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5.} 14. Bg5 {[%emt 0:01:35]} (14. Qf3 $11) 14... a5 {[%emt 0:09:34]} (14... Rxc3 $5 15. bxc3 Nxe4 16. Nxe4 Bxe4 17. Bxe7 Qxe7 $15) 15. Bxf6 {[%emt 0:05:29]} Nxf6 {[%emt 0:00:16] Black is slightly better.} 16. Nh5 {[%emt 0:01:04]} b4 {[%emt 0:02:36]} (16... Bxe4 $2 17. Nxf6+ (17. Nxb5 $2 Qb6+ 18. Kh1 Qxb5 $19) 17... Bxf6 18. Nxe4 $18) (16... Nxe4 $2 17. Nxe4 Bxe4 18. Qg4 $18) (16... Nxh5 $15 17. Qxh5 b4 18. axb4 axb4) 17. Nxf6+ $11 {[%emt 0:02:06]} Bxf6 {[%emt 0:00:21] This pair of bishops is nice.} 18. Nd5 {[%emt 0:07:10] Repels Qb6+} Bxd5 {[%emt 0:02:12]} 19. Bxd5 {[%emt 0:02:11]} Qc7 {[%emt 0:01:03] Black is weak on the light squares} (19... bxa3 {looks sharper.} 20. b3 Qb6+ 21. Kh1 Qc5) 20. axb4 {[%emt 0:00:46] Active counter play!} axb4 {[%emt 0:02:01] [#]} 21. Rf2 $146 {[%emt 0:07:30]} ({Predecessor:} 21. Bb3 Ra8 22. Qh5 Rxa1 23. Rxa1 Qc6 24. Bd5 Qc7 25. g3 Be7 26. Qe2 Rc8 27. Bb3 {1-0 Giaccio,A (2460)-Cubas,J (2165) South America zt 1998 (5)}) 21... Qb6 {[%emt 0:04:05]} 22. Qe2 {[%emt 0:10:26]} Bg5 {[%emt 0:05:54]} 23. Kh1 {[%emt 0:04:57]} Qd4 {[%emt 0:06:03]} 24. Rb1 {[%emt 0:01:06]} Rc7 {[%emt 0:04:10]} 25. Rf3 {[%emt 0:01:44]} Rfc8 {[%emt 0:12:23]} 26. Bb3 {[%emt 0:00:30]} Ra8 {[%emt 0:04:34]} 27. Rd3 {[%emt 0:03:23]} Qb6 {[%emt 0:00:31]} 28. Rbd1 {[%emt 0:08:36]} Be7 {[%emt 0:04:06]} 29. Qh5 {[%emt 0:04:30]} Bf8 {[%emt 0:00:32]} (29... d5 $16 {is a better defense.} 30. Rxd5 (30. Bxd5 Rf8 $16) 30... Qf6) 30. Rh3 $18 {[%emt 0:04:43][%csl Gh3][%cal Rh5h7]} h6 {[%emt 0:01:36] [#]} 31. f6 $1 {[%emt 0:00:58][%mdl 512]} Qf2 {[%emt 0:07:56]} (31... d5 32. Bxd5) 32. fxg7 {[%emt 0:01:45]} Bxg7 {[%emt 0:00:06]} 33. Rf3 {[%emt 0:08:21][%cal Rb3f7] Threatening mate with Bxf7+.} (33. Rxd6 $2 Qf1#) 33... Qe2 {[%emt 0:01:58]} 34. Rdf1 {[%emt 0:00:47][%cal Rb3f7]} (34. Rxd6 $2 Qe1+) (34. Bxf7+ Kh8 35. Rdf1 (35. Rxd6 $2 Qe1+) 35... Qxe4 $16) 34... Kh8 {[%emt 0:01:49]} 35. Qf5 {[%emt 0:00:34]} (35. Bxf7 $6 Rxf7 36. Qxf7 Rf8 37. Qxf8+ Bxf8 38. Rxf8+ Kg7 $16) (35. Qh4 $18) 35... Rca7 {[%emt 0:03:00]} 36. Bd5 {[%emt 0:00:54]} (36. Bxf7 $2 Rf8 37. R1f2 (37. R3f2 $2 Qa6 $19) 37... Qb5 $19) 36... Rf8 {[%emt 0:00:27]} 37. Rg3 {[%emt 0:03:00]} ({White should try} 37. g4 $18 {g5 would be deadly.} f6 38. R3f2) 37... Qxc2 $16 {[%emt 0:03:03]} 38. b3 {[%emt 0:04:01]} (38. Rxg7 $6 Kxg7 39. Qf6+ Kh7 $11) 38... Qb2 {[%emt 0:03:18]} 39. h3 {[%emt 0:03:40] Kh2 is the strong threat.} (39. Rxg7 $6 Kxg7 40. Qf6+ Kh7 $11) 39... Ra1 {[%emt 0:01:07]} 40. Rxa1 $40 {[%emt 0:03:28][%mdl 128] Black is in trouble.} Qxa1+ {[%emt 0:00:06]} 41. Kh2 {[%emt 0:00:03]} Qc1 {[%emt 0:01:02]} (41... Qd1 42. Bxf7 Qd2 43. Qg6 Rxf7 44. Qxf7 $18) 42. Rf3 {[%emt 0:01:33] Wards off Qf4+} (42. Bxf7 $2 {is the wrong capture.} Qf4 43. Qxf4 exf4 44. Rxg7 Kxg7 $19) 42... Qg5 {[%emt 0:01:57]} 43. Qd7 {[%emt 0:00:13]} (43. Bxf7 {is interesting.} Qh4 44. Qg6 d5 45. Rg3) 43... Qd8 {[%emt 0:01:04]} (43... f5 $14) 44. Qxd8 {[%emt 0:00:21]} ({Resist} 44. Rxf7 Qg5 $14) 44... Rxd8 {[%emt 0:00:02]} 45. Rxf7 {[%emt 0:00:09][%mdl 4096] Endgame KRB-KRB} ({But not} 45. Bxf7 Bf8) 45... Rb8 {[%emt 0:00:22]} 46. Kg3 {[%emt 0:00:58]} Kh7 {[%emt 0:00:15]} 47. Rd7 {[%emt 0:00:21]} Rb6 $2 {[%emt 0:00:13]} (47... h5 48. Rxd6 Rf8) 48. Kg4 $18 {[%emt 0:00:28]} Rb8 {[%emt 0:02:26]} 49. Kf5 {[%emt 0:00:25]} (49. Kh5 $142 Rf8 50. g4) 49... Rf8+ {[%emt 0:00:24]} 50. Bf7 {[%emt 0:00:07]} Rb8 {[%emt 0:00:26]} 51. Rxd6 {[%emt 0:01:02]} Rf8 {[%emt 0:00:44]} 52. Rd7 {[%emt 0:00:11]} Rb8 {[%emt 0:00:08]} 53. h4 {[%emt 0:01:15] Black must now prevent Kg4.} Rb6 {[%emt 0:00:10]} (53... Rc8 $142 54. Rb7 Rc2) 54. Be6 {[%emt 0:00:07]} (54. Kg4 $142 Kh8 55. Kh5) 54... h5 {[%emt 0:00:52]} 55. Rc7 {[%emt 0:01:03]} Kh6 {[%emt 0:00:23]} 56. Re7 {[%emt 0:00:15]} Bf8 {[%emt 0:00:58]} (56... Rd6 $16 57. Bd5 Bf6) 57. Re8 $1 {[%emt 0:00:13]} Bg7 {[%emt 0:00:08]} 58. g4 $1 {[%emt 0:00:57]} hxg4 {[%emt 0:00:11]} 59. Kxg4 {[%emt 0:00:02]} Rd6 {[%emt 0:01:21] [#]} 60. h5 {[%emt 0:01:00]} (60. Bf5 $1 $18) 60... Rd1 {[%emt 0:00:35] [#]} 61. Bf7 {[%emt 0:00:18]} ({Better is} 61. Bc4 $1 $16) 61... Rd6 $2 {[%emt 0:00:05]} (61... Rg1+ $14 62. Kh3 Rf1 63. Re6+ Rf6) 62. Rb8 {[%emt 0:00:41]} Rf6 {[%emt 0:00:11]} 63. Bg6 {[%emt 0:00:08]} Bf8 $2 {[%emt 0:00:10][%mdl 8192]} (63... Rf4+ $16 {is more resistant.} 64. Kg3 Rf6) 64. Bf5 {[%emt 0:00:31]} Rf7 {[%emt 0:01:28]} 65. Rb6+ {[%emt 0:00:11] White mates.} Kg7 {[%emt 0:00:05]} 66. h6+ {[%emt 0:00:07]} Kh8 {[%emt 0:00:05]} 67. Rb8 {[%emt 0:00:32] Weighted Error Value: White=0.24 (precise) /Black=0.28 (precise)} 1-0

[Event "9th Floripa Open 2023"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5.10"]
[White "Nemeth Junior, Henrique"]
[Black "Cori T., Deysi"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2193"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventCountry "BRA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,77,58,95,82,111,89,116,76,79,76,81,79,83,39,94,32,20,33,79,79,74,-18,-14,-27,-26,-27,-24,-46,-32,-97,-92,-111,-103,-153,-106,-154,-152,-134,-97,-139,-139,-139,-124,-147,-147,-143,-141,-200,-199,-205,-205,-198,-198,-219,-196,-191,-219,-304,-288,-424,-422,-918,-867,-5941,-5535,-6536,-6287,-29998,-29999,-29999]} 1. e4 {[%emt 0:00:02]} d6 {[%emt 0:04:22][%cal Bd7d6,Bd6d5][%mdl 32]} 2. d4 {[%emt 0:00:10]} g6 {[%emt 0:00:35]} 3. Be3 {[%emt 0:00:25]} c6 {[%emt 0:01:00]} 4. Qd2 {[%emt 0:02:31]} d5 {[%emt 0:01:15]} 5. Nc3 {[%emt 0:01:09]} Bg7 {[%emt 0:00:21]} 6. e5 {[%emt 0:02:34] B06: Modern Defence.} f6 {[%emt 0:00:20] [#]} 7. f4 {[%emt 0:00:28]} (7. Nf3 fxe5 8. Nxe5 Nd7 $14) 7... Nh6 {[%emt 0:00:15]} 8. Nf3 {[%emt 0:00:16] [#] White is better.} Bg4 $146 {[%emt 0:04:42]} ({Predecessor:} 8... O-O 9. O-O-O Bg4 10. Be2 Nd7 11. h3 Bxf3 12. Bxf3 Nb6 13. Be2 Nf5 {1-0 Kunc,J (1798)-Mueller,M (2102) Klatovy op 22nd 2016 (2)}) 9. Be2 {[%emt 0:03:22]} Nf5 {[%emt 0:02:08]} 10. O-O-O {[%emt 0:11:08]} Nd7 {[%emt 0:02:25]} 11. Rhf1 {[%emt 0:02:55]} Qb6 {[%emt 0:17:54]} (11... Bxf3 $14 12. Bxf3 Nxe3 13. Qxe3 O-O) 12. h3 {[%emt 0:03:18]} (12. Bf2 $16) 12... Bxf3 $14 {[%emt 0:04:21]} 13. Rxf3 {[%emt 0:02:08]} fxe5 {[%emt 0:05:29]} (13... Nxe3 $14 14. Na4 Nc4 15. Bxc4 (15. Nxb6 Nxd2 16. Nxa8 Nxf3 $11) 15... Qc7) 14. fxe5 $16 {[%emt 0:07:22][%cal Of3f5] Threatens to win with Rxf5!} (14. dxe5 Nxe3 15. Na4 Qc7 16. Qxe3 Qa5 $11) 14... Nxe3 {[%emt 0:05:45] [#]} 15. Qxe3 {[%emt 0:00:26] [#]} (15. Na4 $1 $16 {[%cal Ra4b6]} Qd8 16. Qxe3 (16. Rxe3 Bh6 $17)) 15... Nxe5 $1 $11 {[%emt 0:01:33]} 16. Na4 {[%emt 0:03:05]} (16. dxe5 $2 {too greedy.} Qxe3+ 17. Rxe3 Bh6 $19) (16. Rff1 $5 {[%cal Rc3a4]} Nf7 17. Kb1 $15) (16. Rff1 Nf7) 16... Qa5 {[%emt 0:00:32]} 17. dxe5 {[%emt 0:00:18] Nc5 is the strong threat.} Qxa4 {[%emt 0:00:06]} 18. Kb1 {[%emt 0:06:35][%cal Oc2c4]} Qa5 {[%emt 0:12:40]} (18... Qe4 {simplifies} 19. Qxe4 dxe4 20. Rb3 Bxe5 21. Rxb7 Rf8) 19. e6 {[%emt 0:11:59]} ({White should try} 19. Bd3 $15) 19... O-O-O $17 {[%emt 0:03:46]} 20. Rf7 {[%emt 0:01:37][%csl LRe7,LRg7]} Bf6 {[%emt 0:00:02]} 21. c3 {[%emt 0:09:23]} (21. Rf1 $142) 21... Qb6 {[%emt 0:03:42]} (21... d4 $142 22. cxd4 Bxd4) 22. Qxb6 {[%emt 0:07:59]} (22. Qd3 $142) 22... axb6 {[%emt 0:00:01]} 23. Rf1 {[%emt 0:00:07]} Rdf8 {[%emt 0:08:52]} 24. Rxf8+ {[%emt 0:00:56]} Rxf8 {[%emt 0:00:01][%mdl 4096] Endgame KRB-KRB} 25. h4 {[%emt 0:00:09]} h5 {[%emt 0:01:52]} 26. g3 {[%emt 0:06:23]} Kc7 {[%emt 0:00:31]} 27. Rg1 {[%emt 0:02:19]} Kd6 {[%emt 0:03:53]} 28. g4 {[%emt 0:00:12]} (28. Bd3 $17) 28... Bxh4 $19 {[%emt 0:00:33] Hoping for ...Bf2.} 29. gxh5 {[%emt 0:00:25]} gxh5 {[%emt 0:00:01]} ({And not} 29... Kxe6 30. Rxg6+ Kf7 31. Bg4 $15) 30. Bxh5 {[%emt 0:02:21]} Kxe6 {[%emt 0:00:02]} 31. Rg4 {[%emt 0:00:09]} Rf1+ {[%emt 0:02:38]} 32. Kc2 {[%emt 0:00:05]} Rf2+ {[%emt 0:00:04]} 33. Kd3 {[%emt 0:01:54]} Bf6 {[%emt 0:02:06][%cal Of2h2]} 34. Rb4 {[%emt 0:00:06]} (34. c4 $142) 34... b5 {[%emt 0:00:10][%cal Bb6b5,Bb5c4][%mdl 32] And now ...Bg5 would win.} 35. a4 {[%emt 0:00:14]} (35. Ke3 $142 Rh2 36. Be2) 35... Bg5 {[%emt 0:01:09][%csl Gg5][%cal Rf2d2]} 36. c4 {[%emt 0:03:56]} bxc4+ {[%emt 0:00:50]} 37. Kd4 {[%emt 0:00:12]} Kd6 {[%emt 0:01:17] ( -> ...c5+)} 38. Rxb7 {[%emt 0:00:25]} c5+ {[%emt 0:00:09]} 39. Kc3 {[%emt 0:00:05]} Bf6# {[%emt 0:12:38] Weighted Error Value: White=0.88/Black=0.09 (flawless)} 0-1

