[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.26"]
[Round "10"]
[White "Lopez Miller, Indalecio"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2161"]
[BlackElo "1985"]
[PlyCount "153"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8. Na3 Be6 9. Bg5 Be7 10. Bxf6 Bxf6 11. Bc4 0-0 12. 0-0 Rc8 13. Nd5 Bg5 14. c3 Ne7 15. Qb3 Bxd5 16. Bxd5 Nxd5 17. Qxd5 Qc7 18. Rfd1 Qc6 19. Nc2 Kh8 20. Nb4 Qxd5 21. Rxd5 Be7 22. Rd3 f5 23. Re1 Rc4 24. exf5 Rxf5 25. Nd5 Bg5 26. b3 Rc8 27. Nb6 Rc6 28. Nc4 Be7 29. Red1 h6 30. Ne3 Rf8 31. c4 a5 32. Nd5 Bd8 33. Nc3 Bb6 34. R1d2 Bd4 35. Nd5 Rf7 36. g3 Rc8 37. Kg2 Bc5 38. Re2 Rcf8 39. f3 h5 40. Nc3 Bd4 41. Ne4 Rd7 42. Ng5 Rf5 43. h4 g6 44. Ne6 d5 45. cxd5 Rxd5 46. Rc2 Rf6 47. Rc8+ Kh7 48. Ng5+ Kg7 49. Rc7+ Kg8 50. Rxb7 Rc5 51. Ne4 Rc2+ 52. Rd2 Rfc6 53. Rxc2 Rxc2+ 54. Kf1 Kf8 55. Rb5 Rb2 56. g4 hxg4 57. fxg4 Ke7 58. Rxa5 Rxb3 59. Rb5 Rh3 60. Rb7+ Kd8 61. Rh7 Re3 62. Ng5 Ra3 63. Rh6 Rxa4 64. Rxg6 Ke7 65. h5 Be3 66. Nf3 Bf4 67. Nh4 e4 68. Nf5+ Kf7 69. g5 Ra1+ 70. Kg2 Ra2+ 71. Kh3 e3 72. Rf6+ Kg8 73. Ne7+ Kg7 74. h6+ Kh7 75. Rf7+ Kh8 76. Ng6+ Kg8 77. Rg7# 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.25"]
[Round "9"]
[White "Silva, Jeferson"]
[Black "Correa, Vitor Dias"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "1985"]
[BlackElo "1712"]
[PlyCount "75"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Bg5 c5 7. d5 h6 8. Be3 a6 9. Qd2 Kh7 10. a4 Qa5 11. Ra3 Rd8 12. Nge2 e6 13. Nc1 exd5 14. cxd5 Qc7 15. Be2 Qe7 16. 0-0 Nbd7 17. Nd3 Nb6 18. Nf2 Re8 19. a5 Nbd7 20. Na4 Qd8 21. b4 b5 22. axb6 Nxb6 23. bxc5 Nxa4 24. Rxa4 dxc5 25. Bxc5 Nd7 26. Bd4 Nb6 27. Bxg7 Kxg7 28. Rb4 Nd7 29. f4 a5 30. Ra4 Kh7 31. Rc1 Ba6 32. Bxa6 Rxa6 33. Rac4 Nf6 34. e5 Ng8 35. Rc7 Re7 36. d6 Ra8 37. Ne4 Rd7 38. Qd5 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.24"]
[Round "8"]
[White "Panazzolo, Paulo Victor"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1839"]
[BlackElo "1985"]
[PlyCount "52"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 Nf6 5. d3 e5 6. c4 d4 7. Bg5 Be7 8. Bxf6 Bxf6 9. Nbd2 0-0 10. a3 Qc7 11. Rb1 Be7 12. e3 dxe3 13. fxe3 Bf5 14. Qe2 Rad8 15. Ne4 Rd7 16. Nfg5 Bg6 17. h4 Qd8 18. Rbd1 Bxg5 19. hxg5 Bxe4 20. Bxe4 Qxg5 21. Qf2 Rd6 22. Kg2 b6 23. Rh1 g6 24. Rh4 Ne7 25. Rdh1 h5 26. g4 f5 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.23"]
[Round "7"]
[White "Silva, Jeferson"]
[Black "Dominguez Maidana, Juan Alberto"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "1985"]
[BlackElo "1698"]
[PlyCount "67"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. d5 Nfd7 7. Bd3 Bh6 8. Nge2 Bxc1 9. Qxc1 h5 10. Qe3 a5 11. Bc2 Nc5 12. 0-0-0 Nba6 13. f4 Qe7 14. f5 gxf5 15. exf5 Rg8 16. h4 Bd7 17. Ng3 0-0-0 18. Nxh5 Rxg2 19. f6 Rxc2+ 20. Kxc2 Bf5+ 21. Kc1 Qd7 22. Ng3 Bh7 23. Qh6 Rh8 24. Qg7 Qe8 25. Rd2 Nd3+ 26. Kd1 Nac5 27. Nge4 Nxe4 28. Nxe4 Bxe4 29. Qg4+ Kb8 30. Qxe4 Nf4 31. Qf5 Rh5 32. Qg4 Rh6 33. h5 Ka7 34. Qg5 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.22"]
[Round "6"]
[White "Silva, Juliana Figueira Th"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1807"]
[BlackElo "1985"]
[PlyCount "87"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 cxd4 8. Nxd4 Qb6 9. Nb3 Be7 10. Be3 Qa6 11. Nc3 0-0 12. Rc1 Bg4 13. h3 Bh5 14. f4 d4 15. Bxd4 Rad8 16. g4 Nxd4 17. Nxd4 Bxg4 18. hxg4 Nxg4 19. Nd5 Bf6 20. Qd2 Bxd4+ 21. Qxd4 Qh6 22. Rf3 Qh2+ 23. Kf1 Qh5 24. Rd3 Kh8 25. e4 f5 26. e5 Qg6 27. Rcc3 Rd7 28. Rc7 Rfd8 29. Rxd7 Rxd7 30. Qc4 Qe8 31. Qa4 Qc8 32. Rc3 Qd8 33. Qc2 Qh4 34. Rc8+ Rd8 35. Rxd8+ Qxd8 36. Qc7 Qe8 37. Qe7 Qb5+ 38. Kg1 h5 39. Qf8+ Kh7 40. Qxf5+ g6 41. Qf7+ Kh8 42. Qf8+ Kh7 43. Nf6+ Nxf6 44. exf6 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.21"]
[Round "5"]
[White "Silva, Jeferson"]
[Black "Contreras Huaman, Fiorella Daiana"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1985"]
[BlackElo "2170"]
[PlyCount "136"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 Bf5 6. Qb3 Ra7 7. c5 Nbd7 8. Na4 Ne4 9. Be2 g5 10. Nd2 e5 11. f3 Nef6 12. 0-0 Bg7 13. e4 Be6 14. exd5 cxd5 15. Qe3 Nh5 16. Nb3 Nf4 17. Re1 exd4 18. Qf2 Nxe2+ 19. Rxe2 Qf6 20. Qg3 h6 21. Qd6 Qe7 22. Qc7 Qd8 23. Qd6 Nb8 24. Qg3 0-0 25. Bd2 Nc6 26. f4 g4 27. Qd3 Qf6 28. Nb6 Rd8 29. Rae1 h5 30. f5 Bxf5 31. Qg3 Be4 32. Rf2 Qg6 33. Bf4 f5 34. Bc7 Re8 35. h4 a5 36. a4 Nb4 37. Nc1 d3 38. Nb3 Nc2 39. Rd1 Bxb2 40. Nd7 Ra6 41. Ne5 Bxe5 42. Bxe5 Qe6 43. Bd6 Qf6 44. Qf4 d4 45. Nc1 Ne3 46. Rxd3 Nd5 47. Qd2 Bxd3 48. Nxd3 Kg7 49. g3 Re3 50. Kh2 Kh7 51. Qc2 Qe6 52. Nc1 Qe4 53. Qc4 d3 54. Qb5 Nf6 55. c6 Re1 56. Qxb7+ Kg6 57. Rg2 Qxc6 58. Qxc6 Rxc6 59. Nxd3 Rxd6 60. Nxe1 Rd1 61. Nc2 Ne4 62. Ne3 Rd3 63. Nc4 Rd4 64. Nxa5 f4 65. gxf4 g3+ 66. Kh3 Rd1 67. Re2 Rh1+ 68. Kg2 Rh2+ 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.20"]
[Round "3"]
[White "Borges, Guilherme Deola"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2164"]
[BlackElo "1985"]
[PlyCount "68"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. e3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bb5 Nf6 7. 0-0 Be7 8. d4 0-0 9. h3 Bf5 10. Bxc6 bxc6 11. dxc5 Bxc5 12. b3 Re8 13. Bb2 Bd6 14. Rc1 Rc8 15. Na4 Bb8 16. Nc5 Ne4 17. Nd4 Qd6 18. f4 Bg6 19. Na6 c5 20. Nxb8 cxd4 21. Qxd4 f6 22. Rxc8 Rxc8 23. Na6 Ng3 24. Rf2 Qxa6 25. Qxd5+ Kh8 26. Qf3 Ne4 27. Re2 Qxa2 28. f5 Qb1+ 29. Kh2 Bf7 30. Bd4 Rc1 31. g4 Bd5 32. Bxa7 Nc3 33. Rd2 Rh1+ 34. Kg3 Qe1+ 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.20"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "Di Berardino, Diego Rafael"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1985"]
[BlackElo "2466"]
[PlyCount "120"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Rc1 e5 9. Nf3 cxd4 10. cxd4 exd4 11. Bxd4 0-0 12. Bxg7 Qxd1+ 13. Kxd1 Kxg7 14. Bc4 Nc6 15. Re1 Re8 16. h3 Be6 17. Re3 Rac8 18. Bb3 Bxb3+ 19. axb3 Red8+ 20. Ke1 Nb4 21. Rxc8 Rxc8 22. Kd1 a5 23. e5 Rd8+ 24. Kc1 Rc8+ 25. Kd1 Nd5 26. Rd3 Rc5 27. g3 h6 28. Kd2 Kf8 29. Ne1 g5 30. Rd4 Ke7 31. h4 Rb5 32. hxg5 hxg5 33. Kc2 Nb4+ 34. Kc3 Rxe5 35. Nd3 Nxd3 36. Kxd3 Ke6 37. Rc4 Rd5+ 38. Kc3 Kd6 39. Re4 b5 40. f4 g4 41. f5 Rxf5 42. Rxg4 f6 43. Rg8 Rg5 44. Ra8 Rxg3+ 45. Kc2 Rg2+ 46. Kc3 Rg3+ 47. Kc2 Kc5 48. Rxa5 Kb4 49. Ra6 Rc3+ 50. Kd2 Kxb3 51. Rxf6 b4 52. Rb6 Rc8 53. Kd1 Ka3 54. Rb7 b3 55. Ra7+ Kb2 56. Rb7 Rd8+ 57. Ke2 Kc2 58. Ke3 b2 59. Rc7+ Kb1 60. Rc6 Ra8 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.19"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Delgado Ramirez, Neuris"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "1985"]
[BlackElo "2493"]
[PlyCount "87"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 a5 7. Nge2 Nc5 8. Bc2 Nh5 9. b3 Bg5 10. Bb2 0-0 11. Ng3 Nf4 12. 0-0 g6 13. Nce2 Nd7 14. Nxf4 exf4 15. Ne2 Ne5 16. f3 Bf6 17. Rb1 g5 18. Qd2 a4 19. Bd4 axb3 20. axb3 Qe7 21. Ra1 Bd7 22. Qc3 c5 23. dxc6 bxc6 24. Rxa8 Rxa8 25. Ra1 Rb8 26. Qd2 c5 27. Bc3 Be6 28. Ra6 Rd8 29. Ba5 Rd7 30. Nc3 Ng6 31. Nd5 Bxd5 32. Qxd5 Bd4+ 33. Kf1 Ra7 34. Bd8 Qd7 35. Rxd6 Ra1+ 36. Ke2 Qe8 37. Bxg5 Kg7 38. Qf5 Ra8 39. h4 Be5 40. Rd7 Ra2 41. Kd2 Nf8 42. Bh6+ Kh8 43. Bxf8 Qb8 44. Bxc5 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.18"]
[Round "1"]
[White "Wathier, Natalia"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1510"]
[BlackElo "1985"]
[PlyCount "42"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. c3 Nc6 5. Nd2 Bf5 6. Be2 e6 7. g4 Bg6 8. h4 h5 9. Ngf3 Nxg4 10. Ne5 Ngxe5 11. dxe5 Be7 12. Qb3 Qc7 13. Nf3 a6 14. c4 dxc4 15. Bxc4 b5 16. Be2 c4 17. Qd1 Rd8 18. Qc1 Nb4 19. b3 Nc2+ 20. Kf1 Ba3 21. Qb1 Nxe3+ 0-1

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.12"]
[Round "9"]
[White "Silva, Jeferson"]
[Black "Souza, Atahander"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "1985"]
[BlackElo "1869"]
[PlyCount "53"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 5. d5 d6 6. e4 0-0 7. Bd3 e6 8. 0-0 exd5 9. cxd5 Bg4 10. h3 Bxf3 11. Qxf3 Nbd7 12. Qe2 Re8 13. Bg5 Qb6 14. Rfe1 a6 15. Kh1 Re7 16. f4 Rae8 17. Qd2 Qb4 18. a3 Qd4 19. Qe2 c4 20. Bc2 Nc5 21. Bxf6 Bxf6 22. Rad1 Nd3 23. Bxd3 cxd3 24. Rxd3 Qc4 25. e5 dxe5 26. Ne4 Bh4 27. Nd6 1-0

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.11"]
[Round "7"]
[White "Silva, Jeferson"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "1985"]
[BlackElo "2195"]
[PlyCount "80"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 0-0 6. Be3 c5 7. d5 e6 8. Qd2 exd5 9. cxd5 a6 10. a4 Re8 11. Nge2 Nbd7 12. Ng3 h5 13. Be2 h4 14. Nf1 Ne5 15. Bg5 h3 16. g4 Qa5 17. Ra3 Qb4 18. Ne3 c4 19. Ned1 Nfd7 20. Be3 Nc5 21. Kf2 Ned3+ 22. Bxd3 Nxd3+ 23. Kg3 Qa5 24. Nf2 Nc5 25. Kxh3 Bd7 26. Kg2 Qd8 27. h4 Nb3 28. Qd1 Bf6 29. g5 Bg7 30. h5 f6 31. hxg6 fxg5 32. Rh5 Qf6 33. Qh1 Re5 34. Rxb3 cxb3 35. Nd3 Rae8 36. Nxe5 Rxe5 37. Ne2 g4 38. Nf4 gxf3+ 39. Kxf3 Rg5 40. Bd4 Bg4+ 0-1

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.10"]
[Round "5"]
[White "Silva, Caio Henrique Angel"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2197"]
[BlackElo "1985"]
[PlyCount "59"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 cxd4 8. Nxd4 Qb6 9. Nb3 Be7 10. Be3 Qa6 11. Nc3 0-0 12. Rc1 Bg4 13. h3 Be6 14. Bc5 Rac8 15. Bxe7 Nxe7 16. Nd4 Ne4 17. Nxe6 fxe6 18. Qd4 Nxc3 19. bxc3 Rc4 20. Qd3 Qa5 21. e4 Rc5 22. Rfd1 dxe4 23. Bxe4 Rh5 24. Qd7 Ng6 25. Bxb7 Qb6 26. Bg2 Rc5 27. c4 h5 28. Qd6 Ne5 29. Qxb6 axb6 30. Rb1 1-0

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.10"]
[Round "6"]
[White "Silva, Jeferson"]
[Black "De Fassio, Davi dos Santos"]
[Result "1-0"]
[ECO "D70"]
[WhiteElo "1985"]
[BlackElo "1788"]
[PlyCount "123"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Be3 Bg7 7. Nc3 0-0 8. Qd2 e6 9. 0-0-0 Nc6 10. h4 Qe7 11. Bg5 Qd7 12. e5 Ne7 13. Ne4 Ned5 14. Bf6 Qa4 15. a3 Qb3 16. Bd3 Na4 17. Bxg7 Kxg7 18. h5 Nf4 19. Bb1 Rd8 20. hxg6 fxg6 21. Ne2 Qc4+ 22. N2c3 Nxc3 23. bxc3 Ne2+ 24. Kb2 Qb5+ 25. Ka1 h5 26. Bd3 Nxd4 27. Bxb5 Nb3+ 28. Kb2 Nxd2 29. Rxd2 Rxd2+ 30. Nxd2 b6 31. Bc6 Rb8 32. Ne4 Ba6 33. Rd1 Rf8 34. Ng5 Bc8 35. Bd7 Bxd7 36. Rxd7+ Kg8 37. Nh7 Rf5 38. Nf6+ Kf8 39. Rxc7 Rf4 40. Rxa7 Rh4 41. Rd7 Rh2 42. Rd2 h4 43. Kc2 h3 44. gxh3 Rxh3 45. Rd3 b5 46. Kb3 Rh4 47. Ne4 Rh5 48. f4 Rf5 49. Ng5 Ke7 50. Rd4 Rf8 51. Kb4 Rb8 52. Rd6 Rf8 53. Rxe6+ Kd7 54. Rf6 Rb8 55. Rxg6 Rc8 56. Rg7+ Kc6 57. e6 Kb6 58. e7 Ka6 59. Rg6+ Kb7 60. Re6 Re8 61. Nh7 Ka7 62. Nf6 1-0

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.09"]
[Round "4"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2370"]
[BlackElo "1985"]
[PlyCount "51"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Nc3 Nge7 5. 0-0 a6 6. Bxc6 Nxc6 7. d4 cxd4 8. Nxd4 Be7 9. Nxc6 bxc6 10. e5 0-0 11. Bf4 f6 12. exf6 Rxf6 13. Bd6 e5 14. Bxe7 Qxe7 15. Nd5 Qf7 16. Nxf6+ Qxf6 17. c4 d6 18. Qb3 Qe7 19. Rfe1 c5 20. Rad1 Bb7 21. Qb6 Rf8 22. Qxd6 Qg5 23. Qe6+ Kh8 24. Qh3 Qf4 25. Qg3 Qf5 26. f3 1-0

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.08"]
[Round "2"]
[White "Alcantara, Marcio Venicio Pila"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1750"]
[BlackElo "1985"]
[PlyCount "73"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. d3 d5 2. e3 e5 3. g3 Nf6 4. Bg2 Bg4 5. Ne2 Qd7 6. Nd2 c5 7. b3 Nc6 8. Bb2 Bh3 9. Bf3 0-0-0 10. Nc3 h5 11. a3 d4 12. Nce4 Nd5 13. Qe2 Be7 14. Nf1 f5 15. Ned2 g6 16. 0-0-0 Rhe8 17. Bxd5 Qxd5 18. e4 Qf7 19. f3 Bg5 20. Kb1 Rf8 21. Re1 Rde8 22. Nc4 Qc7 23. Bc1 Bxc1 24. Kxc1 b5 25. Ncd2 f4 26. Rg1 Rf6 27. Nb1 Be6 28. Nfd2 Bf7 29. Rg2 Na5 30. Kb2 c4 31. bxc4 bxc4 32. c3 Nb3 33. Nxb3 Rb6 34. N1d2 dxc3+ 35. Kxc3 cxb3+ 36. Nc4 Bxc4 37. Qf2 0-1

[Event "Brasilia op"]
[Site "Brasilia"]
[Date "2025.01.08"]
[Round "3"]
[White "Silva, Jeferson"]
[Black "Valle, Adriano"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "1985"]
[BlackElo "2238"]
[PlyCount "53"]
[EventDate "2025.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB12_2025"]
[SourceDate "2025.03.19"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. a3 cxd4 8. exd4 Bxc3+ 9. bxc3 dxc4 10. Bxc4 Qc7 11. Qd3 b6 12. 0-0 Bb7 13. Ba2 Be4 14. Qe3 Bd5 15. Bb1 Nc6 16. Ne5 Na5 17. Qh3 Rfc8 18. Ng4 Nxg4 19. Bxh7+ Kf8 20. Qxg4 Nb3 21. Bf4 Qe7 22. Qg3 Rc6 23. Rae1 Bc4 24. Be4 Rac8 25. d5 exd5 26. Bxd5 Bxd5 27. Rxe7 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.14"]
[Round "9"]
[White "Pavoni, Felipe Stevanin"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1822"]
[BlackElo "1993"]
[PlyCount "69"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 Nc6 5. Nf3 d6 6. Bc4 Nf6 7. e5 dxe5 8. Qxd8+ Kxd8 9. Ng5 Na5 10. Nxf7+ Ke8 11. Nxe5 Nxc4 12. Nxc4 b6 13. Be3 Bb7 14. f3 Nd5 15. Bd2 e6 16. Ne3 Nf4 17. 0-0 Rd8 18. b3 Be7 19. a4 Bf6 20. Ng4 Nd3 21. a5 bxa5 22. Rxa5 a6 23. Nf2 Ne5 24. Rc5 Nd7 25. Rc7 Rb8 26. Bf4 e5 27. Rd1 Bc8 28. Bg3 Bd8 29. Rc6 Bb6 30. Na3 Bb7 31. Rcd6 Bc8 32. Nc4 Bc7 33. R6d3 Rb7 34. Nd6+ Bxd6 35. Rxd6 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.13"]
[Round "8"]
[White "Campagnolo, Fabiola"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1810"]
[BlackElo "1993"]
[PlyCount "52"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c4 e5 4. Nc3 g6 5. d3 Bg7 6. g3 Nge7 7. Bg2 0-0 8. 0-0 d6 9. Nh4 Be6 10. f4 Qd7 11. f5 gxf5 12. exf5 Nxf5 13. Qh5 Nxh4 14. Qxh4 f5 15. Bg5 Rae8 16. Nd5 Bxd5 17. Bxd5+ Kh8 18. g4 Nb4 19. Bg2 e4 20. dxe4 fxg4 21. Bf6 Nd3 22. e5 dxe5 23. Be4 Qd4+ 24. Rf2 Qxe4 25. Bxg7+ Kxg7 26. Qg5+ Kh8 0-1

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.13"]
[Round "7"]
[White "Silva, Jeferson"]
[Black "Borgmann, Alexandre"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "1993"]
[BlackElo "1710"]
[PlyCount "39"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Nh3 e5 8. d5 c6 9. dxc6 bxc6 10. Qxd6 Bb7 11. Rd1 Qa5 12. b4 Qa3 13. Qd2 a5 14. b5 Nc5 15. Nb1 Qa4 16. Bxc5 Rfd8 17. Qxd8+ Rxd8 18. Rxd8+ Bf8 19. Bxf8 h5 20. Ng5 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.10"]
[Round "2"]
[White "Filgueiras, Nathan Felipe"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2294"]
[BlackElo "1993"]
[PlyCount "89"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Be7 5. b3 0-0 6. Bb2 c5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. Bc4 Qd8 10. 0-0 b6 11. Qe2 Bb7 12. Rfd1 Bf6 13. d4 Nd7 14. dxc5 Bxb2 15. Qxb2 Bxf3 16. gxf3 Qg5+ 17. Kh1 Nxc5 18. Rg1 Qh6 19. b4 Nd7 20. Rxg7+ Qxg7 21. Rg1 Qxg1+ 22. Kxg1 Rfd8 23. f4 Rac8 24. Bb3 a5 25. f5 exf5 26. Qb1 Nc5 27. bxc5 Rxc5 28. Kg2 Rd6 29. Bc2 Rf6 30. Qb2 Rfc6 31. Bd3 Rd6 32. Be2 h6 33. Qb3 Kg7 34. Bc4 f4 35. e4 Rf6 36. Kf3 Rh5 37. Qb2 Kg6 38. Bd5 Rd6 39. Qb1 Kg7 40. Qg1+ Rg5 41. Qa1+ Kg8 42. Qd4 Rdg6 43. e5 h5 44. Qc4 Rg7 45. Qc8+ 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.09"]
[Round "1"]
[White "Silva, Jeferson"]
[Black "Tischler Lema Garcia, Maria Eduarda"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1993"]
[BlackElo "1570"]
[PlyCount "81"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. cxd5 exd5 8. Nc3 Bf5 9. Ne5 Be6 10. Bg5 h6 11. Bf4 c5 12. Qa4 Qe8 13. Qxe8 Rxe8 14. Rfd1 Rd8 15. Rac1 Kf8 16. dxc5 bxc5 17. Nb5 Na6 18. Nc6 Rd7 19. a4 g5 20. Be5 Ng4 21. Bc3 c4 22. h3 Nf6 23. Bd4 Nc5 24. Nxe7 Nb3 25. Bxf6 Nxc1 26. Rxc1 Rb7 27. Nxd5 a6 28. Ndc7 Rab8 29. Bxb7 axb5 30. Nxe6+ fxe6 31. Bc6 bxa4 32. Bxa4 Rb4 33. Bc6 Kf7 34. Be5 Kg6 35. g4 Kf7 36. Ra1 Rb6 37. Ra7+ Kg8 38. Be8 Kf8 39. Bg6 Rc6 40. Bf6 Rc8 41. Rh7 1-0

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "2024.05.18"]
[Round "4"]
[White "Dias, Joao Batista de Sou"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "1848"]
[BlackElo "1981"]
[PlyCount "52"]
[EventDate "2024.05.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Nxc6 bxc6 7. Bd3 e5 8. 0-0 Be7 9. b3 0-0 10. a4 a5 11. Bg5 h6 12. Bxf6 Bxf6 13. Ne2 Be6 14. Qe1 Qb6 15. Rd1 d5 16. Ng3 g6 17. Qe2 h5 18. Qe3 Qxe3 19. fxe3 Bg5 20. Rde1 h4 21. Nh1 f5 22. exf5 gxf5 23. Kf2 e4 24. Be2 f4 25. exf4 Bxf4 26. Bh5 Bg3+ 0-1

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "2024.05.18"]
[Round "3"]
[White "Silva, Jeferson"]
[Black "Frare, Fernando Cesar"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "1981"]
[BlackElo "2218"]
[PlyCount "76"]
[EventDate "2024.05.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5 b6 6. cxb6 Qxb6 7. e3 Nbd7 8. Be2 e6 9. 0-0 Be7 10. Na4 Qc7 11. Bd2 a5 12. Qc2 Ba6 13. Bxa6 Rxa6 14. Rfc1 0-0 15. Qd3 Qb7 16. Rc2 Ne4 17. Rac1 Rc8 18. Be1 c5 19. dxc5 Nexc5 20. Qd4 Qb5 21. Ne5 f6 22. Nd3 Rac6 23. Ndxc5 Bxc5 24. Nxc5 Rxc5 25. Rxc5 Rxc5 26. Rxc5 Nxc5 27. h3 a4 28. Bb4 Nd3 29. Bc3 e5 30. Qg4 Qc6 31. a3 Nc5 32. Qb4 Kf7 33. Qb8 Ne4 34. Qb4 Qc5 35. Qxa4 Nxc3 36. bxc3 Qxc3 37. Qd7+ Kg6 38. Qxd5 Qxa3 1/2-1/2

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "2024.05.17"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Rodrigues, Edgar"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "1981"]
[BlackElo "2230"]
[PlyCount "169"]
[EventDate "2024.05.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Bg5 0-0 9. Qd2 Na6 10. Nge2 Nc7 11. Ng3 Bd7 12. a4 a6 13. a5 Bb5 14. Be2 Re8 15. 0-0 Qb8 16. Qf4 Nd7 17. Bh6 Be5 18. Qg4 Bd4+ 19. Kh1 Ne5 20. Qh4 Nd7 21. f4 Qd8 22. Qg4 Nf6 23. Qf3 Nd7 24. Bxb5 Nxb5 25. e5 dxe5 26. f5 e4 27. Ncxe4 Ne5 28. Qf4 Nd3 29. Qd2 Nb4 30. fxg6 fxg6 31. Qf4 Nxd5 32. Qf7+ Kh8 33. Bg5 Rf8 34. Bxd8 Rxf7 35. Rxf7 Rxd8 36. Rxb7 Bxb2 37. Rf1 Ne3 38. Rff7 Kg8 39. Rfd7 Rxd7 40. Rxd7 c4 41. Ne2 h6 42. Nf4 g5 43. Ne6 Be5 44. Rb7 c3 45. Nxc3 Bxc3 46. Nc5 Bxa5 47. Nxa6 Nd6 48. Rd7 Nf7 49. Nc5 Kg7 50. Nb7 Nc4 51. Rd4 Nfe5 52. Nxa5 Nxa5 53. Rd6 Nf7 54. Ra6 Nc4 55. Kg1 Ncd6 56. Kf2 Kf6 57. Ra8 Kf5 58. h3 Ne5 59. Rf8+ Ndf7 60. Kg3 h5 61. Kf2 Ke4 62. Kg1 Nd6 63. Rh8 h4 64. Rg8 Kf4 65. Rf8+ Ke3 66. Rb8 Ne4 67. Rb5 Nd3 68. Rd5 Nf4 69. Re5 Ne2+ 70. Kf1 N2g3+ 71. Kg1 Kf4 72. Re8 Nf5 73. Rf8 Nc3 74. Kf2 Nd1+ 75. Ke1 Nde3 76. Kf2 Nc2 77. Kg1 Ncd4 78. Kf2 Ne6 79. Re8 Nfd4 80. Rg8 Kf5 81. g3 hxg3+ 82. Kxg3 Kf6 83. h4 Nf5+ 84. Kg4 Nh6+ 85. Kg3 1/2-1/2

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "2024.05.16"]
[Round "1"]
[White "Moreira, Mario Wedney De Lim"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "B58"]
[WhiteElo "1645"]
[BlackElo "1981"]
[PlyCount "40"]
[EventDate "2024.05.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nxc6 bxc6 8. f3 Be7 9. Be3 0-0 10. Qd2 d5 11. exd5 cxd5 12. Bf2 d4 13. Ne4 Rb8 14. Nxf6+ Bxf6 15. c3 dxc3 16. Qxd8 Rxd8 17. bxc3 Rb2 18. Be3 e4 19. Rc1 exf3 20. Bxf3 Re8 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.28"]
[Round "10"]
[White "Silva, Jeferson"]
[Black "Pereira, Arthur Macedo"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "1957"]
[BlackElo "1764"]
[PlyCount "125"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nf3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3 Be7 8. Bb5+ c6 9. Bd3 0-0 10. 0-0 Nxc3 11. bxc3 c5 12. Bb2 Nd7 13. e4 Nf6 14. Re1 Rc8 15. Ne5 Nd7 16. Ng4 f5 17. exf5 exf5 18. Ne3 g6 19. d5 Bf6 20. Qb3 Ne5 21. c4 Qd6 22. Be2 Rce8 23. g3 Re7 24. f4 Nf7 25. Ng2 Rfe8 26. Bf3 Bxb2 27. Qxb2 Qd7 28. Qc2 Nd6 29. Rxe7 Rxe7 30. Re1 Ba6 31. Qc3 Rxe1+ 32. Nxe1 Bxc4 33. Nc2 Bb5 34. Ne3 Qe8 35. Qe5 Nf7 36. Qxe8+ Bxe8 37. Nc4 Bb5 38. Ne5 Nd6 39. Kf2 Kf8 40. h4 Ke7 41. Ke1 Nc4 42. a4 Nxe5 43. fxe5 Bxa4 44. Kd2 h6 45. Kc3 Bb5 46. Bd1 g5 47. Bc2 f4 48. gxf4 gxf4 49. Kd2 a5 50. Bf5 a4 51. d6+ Ke8 52. e6 Kf8 53. Bg6 a3 54. Kc3 f3 55. e7+ Kg7 56. e8Q Bxe8 57. Bxe8 Kf6 58. Bb5 Ke6 59. d7 Ke7 60. Kb3 f2 61. Kxa3 f1Q 62. Bxf1 Kxd7 63. Ka4 1/2-1/2

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.27"]
[Round "9"]
[White "Piccoli, Lucas Fonseca"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B62"]
[WhiteElo "2263"]
[BlackElo "1957"]
[PlyCount "102"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 Be7 8. 0-0-0 a6 9. Nxc6 bxc6 10. Qg3 Qc7 11. Be2 Rb8 12. h4 Qb6 13. b3 0-0 14. f4 e5 15. h5 exf4 16. Bxf4 Be6 17. e5 dxe5 18. Bh6 Ng4 19. Bxg4 gxh6 20. Ne4 Bxg4 21. Qxg4+ Kh8 22. Qf5 Qe3+ 23. Kb1 Qf4 24. Qd7 Ba3 25. Qxc6 Rbc8 26. Qf6+ Qxf6 27. Nxf6 Kg7 28. Rhf1 Rc6 29. Ne4 Re8 30. Rd7 Re7 31. Rxe7 Bxe7 32. c4 Rc8 33. Kc2 Rd8 34. g4 Rd4 35. Re1 Kf8 36. Kc3 a5 37. c5 Ke8 38. Re3 f6 39. a3 Rd1 40. Kc4 a4 41. b4 Rb1 42. Kb5 Rb3 43. Rc3 Rb1 44. Kxa4 Kd7 45. Kb5 Kc7 46. Rc4 Rg1 47. Nc3 Bd8 48. Nd5+ Kc8 49. a4 Rd1 50. Kc6 Rd4 51. Rxd4 exd4 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.26"]
[Round "8"]
[White "Silva, Jeferson"]
[Black "De Oliveira, Gustavo Alfredo Bue"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "1957"]
[BlackElo "2147"]
[PlyCount "114"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 b6 6. Nge2 Bb7 7. 0-0 d5 8. cxd5 exd5 9. Ng3 Re8 10. a3 Bf8 11. b4 Nbd7 12. Rb1 a6 13. a4 a5 14. b5 Rc8 15. Qb3 h5 16. Ba3 h4 17. Nge2 Bxa3 18. Qxa3 Ne4 19. Nxe4 dxe4 20. Bc4 h3 21. g3 Qf6 22. Rfc1 g5 23. Nc3 c5 24. bxc6 Rxc6 25. Bf1 Qf3 26. Nb5 Rec8 27. Rxc6 Rxc6 28. Rc1 Nf8 29. Rxc6 Bxc6 30. Nc3 Qf5 31. Qd6 Qd7 32. Qb8 Bxa4 33. Qxb6 Bc2 34. Qxa5 Bd3 35. Qxg5+ Ng6 36. Ne2 Qa4 37. Qg4 Qd1 38. f4 exf3 39. Qxf3 Ne7 40. Kf2 Nf5 41. Bxh3 Nd6 42. Qg4+ Kf8 43. Bg2 Nc4 44. Bd5 Nb2 45. Qf3 Bg6 46. e4 Nd3+ 47. Ke3 Ne1 48. Qf6 Nc2+ 49. Kf2 Qe1+ 50. Kg2 Qxe2+ 51. Kh3 Ne3 52. Qh8+ Ke7 53. Qe5+ Kd7 54. Qf4 Qg2+ 55. Kh4 Qxh2+ 56. Kg5 Qh5+ 57. Kf6 Ng4+ 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.25"]
[Round "7"]
[White "Contin, Daniel"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2203"]
[BlackElo "1957"]
[PlyCount "128"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. b3 Be7 5. Bg2 0-0 6. 0-0 c5 7. e3 Nc6 8. Qc2 b6 9. Bb2 Bb7 10. Rd1 Rc8 11. Nc3 dxc4 12. bxc4 Qc7 13. d3 Rfd8 14. Rab1 Nd7 15. Ne4 Nde5 16. Ne1 Ng6 17. f4 f5 18. Nc3 Bf6 19. Nb5 Qf7 20. Bxf6 gxf6 21. Nf3 Rd7 22. Rd2 Rcd8 23. Rbd1 a6 24. Nc3 Rd6 25. Na4 Qc7 26. h4 Na5 27. Nc3 Qd7 28. d4 Qc7 29. d5 exd5 30. cxd5 Kf7 31. Bh3 Bc8 32. h5 Ne7 33. e4 fxe4 34. Bxc8 Qxc8 35. Qxe4 Qf5 36. Qxf5 Nxf5 37. Ne4 R6d7 38. Ne5+ fxe5 39. fxe5 Kg7 40. e6 Re7 41. Nc3 Nc4 42. Rf2 Nfd6 43. Rf4 b5 44. Rg4+ Kh8 45. Rf4 b4 46. Na4 Ne3 47. Rd3 Nef5 48. Nxc5 a5 49. g4 Nh6 50. Kf2 Rc8 51. Ne4 Rd8 52. Ng3 Kg7 53. g5 Ng8 54. Rdf3 Rc7 55. Kg2 Ne7 56. Rd3 Rf8 57. h6+ Kg8 58. Rf6 Rc2+ 59. Kh3 Rc3 60. Rd1 Ne4 61. d6 Rxg3+ 62. Kh2 Rxg5 63. dxe7 Nxf6 64. Rd8 Re8 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.24"]
[Round "6"]
[White "Silva, Jeferson"]
[Black "Fuxz, Diego"]
[Result "1-0"]
[ECO "D21"]
[WhiteElo "1957"]
[BlackElo "1749"]
[PlyCount "85"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. a4 Nc6 5. e3 e5 6. Bxc4 e4 7. Nfd2 f5 8. 0-0 Bd6 9. f4 Nf6 10. Be2 Be6 11. Nc4 0-0 12. Nc3 Be7 13. b3 Bb4 14. Na2 Be7 15. Ba3 Nd5 16. Bxe7 Qxe7 17. Qd2 Kh8 18. Nc3 Ncb4 19. Nxd5 Nxd5 20. Ne5 Rfd8 21. Rfc1 c6 22. Bc4 g5 23. g3 gxf4 24. gxf4 Nf6 25. Kh1 Bd5 26. Bxd5 Nxd5 27. Rg1 Rg8 28. Rg5 Rxg5 29. fxg5 Rf8 30. Rg1 Kg7 31. g6 h6 32. Rf1 Qg5 33. Rf4 Nxf4 34. exf4 Qe7 35. d5 cxd5 36. Qd4 Rf6 37. Qc3 Qd6 38. Qc8 Qe7 39. Qc3 Qd8 40. Qd4 Kg8 41. b4 b5 42. Qa7 Rxg6 43. Qf7+ 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.23"]
[Round "5"]
[White "Federzoni, Enzo"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B62"]
[WhiteElo "2170"]
[BlackElo "1957"]
[PlyCount "79"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 Be7 8. 0-0-0 a6 9. Nxc6 bxc6 10. Qg3 e5 11. Be2 Rb8 12. Rd3 Qb6 13. b3 0-0 14. Bxf6 Bxf6 15. Rxd6 Kh8 16. Bc4 Qc5 17. Rhd1 a5 18. a4 Rb4 19. Ne2 Rxc4 20. bxc4 Qxc4 21. Qd3 Qxa4 22. Rxf6 gxf6 23. Qd6 Qb4 24. Qxf6+ Kg8 25. Qg5+ Kh8 26. Qxe5+ f6 27. Qd6 Ba6 28. Nf4 Rf7 29. Qxb4 axb4 30. Rd8+ Kg7 31. Rb8 Bb5 32. Ne6+ Kg6 33. Nd4 Re7 34. f3 Re5 35. Rb7 Rc5 36. Nf5 Rxf5 37. exf5+ Kxf5 38. Rxh7 Kf4 39. Rg7 Bc4 40. Rg4+ 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.22"]
[Round "3"]
[White "Pereira, Armando Scharlau"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1618"]
[BlackElo "1957"]
[PlyCount "64"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 c5 4. e3 g6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. 0-0 Bg7 8. d3 Qc7 9. Nbd2 0-0 10. c4 Rfd8 11. Qc2 Rac8 12. Rac1 e5 13. Rfd1 d4 14. exd4 exd4 15. Re1 Re8 16. Nf1 Bh6 17. Rcd1 Ne5 18. Nxe5 Rxe5 19. Bc1 Bxc1 20. Rxe5 Qxe5 21. Qxc1 Re8 22. Rd2 h5 23. h3 h4 24. Qd1 b6 25. Qf3 Kg7 26. g3 Nh5 27. Qg4 Nf6 28. Qf3 Re6 29. Qg2 Nh5 30. f4 Qe1 31. Qf2 Nxg3 32. Kg2 Nxf1 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.22"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "Predebon, Eduardo Angonesi"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1957"]
[BlackElo "1742"]
[PlyCount "47"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. d4 e4 5. Bg5 d5 6. Bxf6 gxf6 7. cxd5 cxd5 8. Qb3 Nc6 9. Qxd5 Be6 10. Qxd8+ Rxd8 11. e3 Nb4 12. Kd2 f5 13. Bb5+ Ke7 14. a3 Nd5 15. Nxd5+ Bxd5 16. Rc1 Bh6 17. Ne2 a6 18. Bc4 Bc6 19. b4 Rd7 20. Kc3 Rc8 21. Kb2 Rdc7 22. Rc3 Kd6 23. Rhc1 Ba4 24. Bxf7 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.21"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Tari, Aryan"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1957"]
[BlackElo "2623"]
[PlyCount "58"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 Bb4 7. e3 c5 8. Be2 Qa5 9. 0-0 Bxc3 10. bxc3 c4 11. Qc2 Ne4 12. Rac1 Nb6 13. Bf4 0-0 14. Nd2 Bf5 15. Nxe4 Bxe4 16. Qd2 Qa3 17. f3 Bg6 18. Rfe1 Rfe8 19. Bg3 Re6 20. Bf2 Rae8 21. Ra1 Na4 22. Rec1 Rb6 23. e4 Rb2 24. Qe3 b5 25. Bd1 Nb6 26. Rc2 Rxc2 27. Bxc2 Qb2 28. Rc1 dxe4 29. fxe4 Nd5 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.20"]
[Round "1"]
[White "Balbinotti, Rafael Tiago Busane"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1345"]
[BlackElo "1957"]
[PlyCount "88"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. cxd5 exd5 6. Nc3 c6 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. 0-0 0-0 11. h3 Re8 12. a3 Ne4 13. Bxe7 Qxe7 14. b4 b5 15. Rac1 a5 16. Na2 Rec8 17. Rc2 Nb6 18. Ne5 Nc4 19. f3 Ned6 20. Nxc4 Nxc4 21. e4 axb4 22. axb4 Ra3 23. Nc3 dxe4 24. fxe4 Qxb4 25. Qf3 Qe7 26. Nd5 cxd5 27. Qg4 Rd8 28. Rf3 Ne3 29. Rxe3 Rxe3 30. e5 b4 31. Qf4 Rc3 32. Rb2 b3 33. Qd2 Rdc8 34. Qe2 Qh4 35. e6 Qxd4+ 36. Kh1 Rc1+ 37. Kh2 Qg1+ 38. Kg3 R1c3+ 39. Kh4 Qd4+ 40. g4 Qf6+ 41. g5 R8c4+ 42. Qg4 Rxg4+ 43. hxg4 h6 44. gxf6 g5+ 0-1

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.19"]
[Round "9"]
[White "Dias, Marcelo de Souza"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1857"]
[BlackElo "1941"]
[PlyCount "62"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 c5 5. 0-0 Nc6 6. c3 Bd6 7. Nbd2 0-0 8. Re1 cxd4 9. cxd4 Qb6 10. e4 dxe4 11. Nxe4 Nxe4 12. Rxe4 Be7 13. Ne5 Bf6 14. Nxc6 bxc6 15. Rf4 Bg5 16. Rg4 Bxc1 17. Qxc1 e5 18. Rxg7+ Kxg7 19. Qg5+ Kh8 20. Qf6+ Kg8 21. Be4 Qd8 22. Qh6 f5 23. Bxc6 Rb8 24. dxe5 Rb6 25. Rc1 Bb7 26. Qe6+ Kh8 27. b4 Rxc6 28. Rxc6 Qd1+ 29. Kg2 Qa4 30. f3 Qxc6 31. Qe7 Qxf3+ 0-1

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.18"]
[Round "8"]
[White "Silva, Jeferson"]
[Black "Machado, Alessandro Mathias"]
[Result "1-0"]
[ECO "D59"]
[WhiteElo "1941"]
[BlackElo "1627"]
[PlyCount "61"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 Nbd7 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Bd3 b6 12. 0-0 Bb7 13. Qb3 Nf6 14. Ne5 Ne4 15. Bxe4 dxe4 16. Ng6 Qg5 17. Nxf8 Rxf8 18. Rac1 Bd5 19. Qa3 c6 20. Qd6 f5 21. g3 Qg4 22. Rxc6 Bxc6 23. Qxc6 Qe2 24. Qc3 g5 25. Rc1 Qg4 26. Qb3+ Kg7 27. Qe6 Rf7 28. h3 Qxh3 29. Qe5+ Kg6 30. Rc6+ Kh5 31. Qh8 1-0

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.17"]
[Round "7"]
[White "Cardoso, Catharina Alves"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1214"]
[BlackElo "1941"]
[PlyCount "72"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Ng4 7. Qd2 Nxe3 8. Qxe3 e5 9. Nb3 Be7 10. Be2 0-0 11. 0-0 a5 12. f4 a4 13. Nd2 exf4 14. Qxf4 Bg5 15. Qg3 Bxd2 16. Nd5 Be6 17. Nf6+ Kh8 18. Nh5 Bh6 19. Nf4 Ne5 20. Nxe6 Qb6+ 21. Kh1 fxe6 22. b4 Qxb4 23. Rxf8+ Rxf8 24. Rf1 Rxf1+ 25. Bxf1 Qxe4 26. Qc3 Qc6 27. Qa5 Qe8 28. Bb5 Qf8 29. Qxa4 Nc6 30. Kg1 d5 31. Qg4 Be3+ 32. Kh1 Qb4 33. Qe2 Qb1+ 34. Qf1 Qxf1+ 35. Bxf1 Nb4 36. c4 Nxa2 0-1

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.17"]
[Round "6"]
[White "Silva, Jeferson"]
[Black "Cardoso, Lucas Emanuel Alves"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1941"]
[BlackElo "1550"]
[PlyCount "90"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. h3 0-0 9. 0-0 Qc7 10. a4 b6 11. Bg5 Be6 12. Re1 Nbd7 13. Qd2 Rfe8 14. Rad1 Bf8 15. Nh2 h6 16. Be3 Nc5 17. f3 Rac8 18. Kh1 Qb7 19. Bf2 Rc7 20. Ng4 Nxg4 21. hxg4 Rec8 22. g3 Nd7 23. Be3 Nf6 24. g5 hxg5 25. Bxg5 Nh7 26. g4 Nxg5 27. Qxg5 Be7 28. Qh5 g6 29. Qh6 Bf8 30. Qh3 b5 31. axb5 axb5 32. Qf1 Bc4 33. Bd3 Kg7 34. Re2 b4 35. Nd5 Bxd5 36. exd5 b3 37. c3 Ra8 38. Rh2 Kg8 39. Be4 Ra2 40. g5 Qa7 41. f4 Qe3 42. Re1 Qxf4 43. Qh3 Bg7 44. Bb1 Ra1 45. Rf1 Rxb1 0-1

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.16"]
[Round "5"]
[White "Librelato, Kathie Goulart"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2171"]
[BlackElo "1941"]
[PlyCount "59"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 a6 8. Bb3 Be7 9. Qe2 0-0 10. 0-0-0 Qc7 11. g4 Nxd4 12. Bxd4 b5 13. g5 Nd7 14. f4 Nc5 15. Rhg1 b4 16. Na4 Nxa4 17. Bxa4 e5 18. Be3 exf4 19. Bxf4 Be6 20. Kb1 Rfd8 21. Rd4 Qc5 22. Qd2 Rab8 23. h4 Qa5 24. Bb3 Qc5 25. Rd1 Bxb3 26. axb3 Rdc8 27. Bxd6 Bxd6 28. Rxd6 g6 29. Rd7 Rc7 30. Rd8+ 1-0

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.15"]
[Round "3"]
[White "Cubas, Jose Fernando"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2458"]
[BlackElo "1941"]
[PlyCount "69"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 cxd4 8. cxd4 a6 9. Bd3 d5 10. e5 Ne8 11. h3 Nc7 12. Nc3 b5 13. Bg5 Bb7 14. Ne2 Ne6 15. Be3 Qb6 16. Rc1 Rfc8 17. Qd2 Na5 18. b3 b4 19. h4 Rxc1 20. Qxc1 Nc6 21. h5 a5 22. hxg6 hxg6 23. Bb1 Na7 24. Ng5 Rc8 25. Qd2 Nf8 26. Nf4 e6 27. Nd3 Nd7 28. Qd1 Nb5 29. Qf3 Rf8 30. Qh3 Rc8 31. Qh7+ Kf8 32. Nf4 Nxe5 33. dxe5 d4 34. Bxg6 dxe3 35. Qg8+ 1-0

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.15"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "Leacina, Gisele Santiago"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1941"]
[BlackElo "1326"]
[PlyCount "37"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bd3 0-0 8. Be3 b6 9. Qe2 Bb7 10. Rd1 Nbd7 11. h4 Rc8 12. e5 Nd5 13. Bxh7+ Kh8 14. Bb1 f6 15. Ng5 Qe8 16. Nxe6 Rg8 17. Nxd5 Bxd5 18. Nf4 Bb7 19. Ng6+ 1-0

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.14"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "1941"]
[BlackElo "2365"]
[PlyCount "100"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nxd5 exd5 10. Bd3 Nf6 11. Qc2 c6 12. Ne5 Qb4+ 13. Qc3 Qxc3+ 14. bxc3 Ne8 15. c4 f6 16. Nf3 dxc4 17. Bxc4+ Kh8 18. Rb1 Nd6 19. Bd3 Be6 20. a4 Bd5 21. 0-0 Rae8 22. Rfc1 Rf7 23. Nd2 f5 24. Nc4 Bxc4 25. Bxc4 Nxc4 26. Rxc4 f4 27. e4 Rxe4 28. Rxc6 g5 29. Rd6 g4 30. a5 f3 31. h3 gxh3 32. gxh3 Re2 33. Kh1 Kg7 34. a6 bxa6 35. Rf1 Rd2 36. Kh2 a5 37. Kg3 Rb2 38. Rd5 Rb6 39. h4 Rg6+ 40. Kh3 Rf4 41. Rxa5 a6 42. Rc1 Rh6 43. Rg5+ Kf7 44. Rg4 Rxg4 45. Kxg4 Rf6 46. Rb1 h6 47. Rb7+ Ke8 48. Ra7 Rd6 49. Kxf3 Rxd4 50. Rxa6 Rxh4 1/2-1/2

[Event "Criciuma op"]
[Site "Criciuma"]
[Date "2023.01.13"]
[Round "1"]
[White "Pinto, Pedro Daminelli Lag"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1800"]
[BlackElo "1941"]
[PlyCount "52"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Nf3 b6 5. Bd3 Bb7 6. 0-0 Nh5 7. Bg3 Nxg3 8. fxg3 0-0 9. c3 d5 10. Nbd2 f5 11. Ne5 Nd7 12. Ndf3 Bd6 13. Nxd7 Qxd7 14. c4 c6 15. Rc1 Rac8 16. cxd5 cxd5 17. Rxc8 Rxc8 18. Ng5 g6 19. g4 Qe7 20. Nxe6 Qxe6 21. gxf5 Qxe3+ 22. Kh1 Qxd4 23. fxg6 hxg6 24. Rf7 Kxf7 25. Bxg6+ Kxg6 26. Qxd4 Rc1+ 0-1

[Event "Florianopolis Spring op 2nd"]
[Site "Florianopolis"]
[Date "2022.10.23"]
[Round "5"]
[White "Cordioli, Jairo Ribeiro"]
[Black "Silva, Jeferson"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "1763"]
[BlackElo "1951"]
[PlyCount "87"]
[EventDate "2022.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. e3 0-0 6. Bd3 c5 7. 0-0 a6 8. dxc5 Bxc5 9. a3 dxc4 10. Bxc4 Qc7 11. Qe2 b5 12. Ba2 Bb7 13. Bd2 Rd8 14. Rac1 Qb6 15. b4 Be7 16. Rfd1 Nbd7 17. e4 a5 18. Be3 Qa6 19. Qxb5 axb4 20. Qxa6 Rxa6 21. axb4 Bxb4 22. e5 Bxc3 23. Rxc3 Nd5 24. Bxd5 Bxd5 25. Rcc1 h6 26. Bf4 Rb8 27. h3 Nf8 28. Rb1 Rxb1 29. Rxb1 Bxf3 30. gxf3 g5 31. Bg3 Ng6 32. Rb4 Ra5 33. Re4 Kg7 34. Kg2 Ne7 35. f4 Kg6 36. fxg5 hxg5 37. h4 Kf5 38. f3 gxh4 39. Rxh4 Nc6 40. Rf4+ Kg6 41. Rg4+ Kf5 42. Rf4+ Kg6 43. Rg4+ Kf5 44. Rf4+ 1/2-1/2

[Event "Florianopolis Spring op 2nd"]
[Site "Florianopolis"]
[Date "2022.10.23"]
[Round "6"]
[White "Silva, Jeferson"]
[Black "Gomes, Maria Eduarda Papin"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1951"]
[BlackElo "1671"]
[PlyCount "45"]
[EventDate "2022.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Nd2 Bg7 4. e4 d6 5. Bc4 0-0 6. Bb3 Nbd7 7. Ngf3 c5 8. e5 dxe5 9. dxe5 Ne8 10. e6 fxe6 11. Bxe6+ Kh8 12. Nc4 Nc7 13. Bxd7 Qxd7 14. Qxd7 Bxd7 15. 0-0 Bb5 16. Nfd2 Bxc4 17. Nxc4 b5 18. Ne3 Bxb2 19. Bxe7 Bxa1 20. Bxf8 Rxf8 21. Rxa1 Re8 22. Kf1 Kg7 23. Ke2 1/2-1/2

[Event "Florianopolis Spring op 2nd"]
[Site "Florianopolis"]
[Date "2022.10.22"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Mauro, Roberto Da Silva"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1951"]
[BlackElo "1619"]
[PlyCount "77"]
[EventDate "2022.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. Bd3 Nbd7 6. Nbd2 c5 7. c3 0-0 8. h3 a6 9. Ne5 Nxe5 10. Bxe5 Bd6 11. f4 b5 12. 0-0 Re8 13. e4 Bf8 14. Bxf6 Qxf6 15. e5 Qh4 16. Kh2 Ra7 17. Qe2 Rc7 18. Qe3 Bd7 19. Nf3 Qh6 20. Ng5 g6 21. Rf2 Qg7 22. Raf1 h6 23. Nf3 Be7 24. g4 b4 25. f5 exf5 26. gxf5 g5 27. Qd2 bxc3 28. bxc3 f6 29. h4 cxd4 30. cxd4 Bb5 31. hxg5 hxg5 32. Rg2 Bxd3 33. Qxd3 Bd8 34. Qxa6 Rc3 35. Kg1 g4 36. Nh2 g3 37. Nf3 Qg4 38. Qb5 Kf8 39. Qb4+ 1-0

[Event "Florianopolis Spring op 2nd"]
[Site "Florianopolis"]
[Date "2022.10.22"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "Piekarski, Atila Balzer"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1951"]
[BlackElo "2080"]
[PlyCount "132"]
[EventDate "2022.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 h6 5. Bh4 Be7 6. Nbd2 cxd4 7. Nxd4 d5 8. e3 Nc6 9. N2f3 Ne4 10. Bxe7 Qxe7 11. Bd3 Nd6 12. Nxc6 bxc6 13. Qa4 0-0 14. 0-0 e5 15. e4 Bd7 16. Rfe1 f6 17. Qa3 Rfb8 18. Rab1 a5 19. Qc5 Nf5 20. Qxe7 Nxe7 21. b3 Ra7 22. Rbd1 Be8 23. h3 Bf7 24. Bc2 Kf8 25. Re2 g5 26. Nd2 Bg6 27. Nf1 Bh5 28. f3 Bf7 29. Ne3 Rd8 30. Red2 Rad7 31. exd5 cxd5 32. c4 Be6 33. cxd5 Nxd5 34. Nxd5 Rxd5 35. Rxd5 Rxd5 36. Rxd5 Bxd5 37. Bf5 Ke7 38. Kf2 h5 39. Ke3 Kd6 40. Kd3 h4 41. Kc3 Kc5 42. a3 Kb6 43. Bd3 Be6 44. Bc4 Bd7 45. Kd3 f5 46. Ke3 Kc5 47. Kd3 Bc8 48. Kc3 g4 49. hxg4 fxg4 50. b4+ axb4+ 51. axb4+ Kd6 52. fxg4 Bxg4 53. Kd3 Bf3 54. Ke3 Bxg2 55. Kf2 h3 56. Kg3 e4 57. Be2 Kd5 58. Kh2 Kd4 59. b5 Kc3 60. b6 e3 61. b7 Bxb7 62. Kxh3 Kd2 63. Bh5 Ba6 64. Kg3 Be2 65. Be8 Bf3 66. Bb5 Be4 0-1

[Event "Florianopolis Spring op 2nd"]
[Site "Florianopolis"]
[Date "2022.10.22"]
[Round "3"]
[White "Starke, Bruno Orlando"]
[Black "Silva, Jeferson"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2092"]
[BlackElo "1951"]
[PlyCount "59"]
[EventDate "2022.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. e4 d6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Bd7 10. h3 Nxd4 11. Bxd4 Bc6 12. Qc2 Rc8 13. Rad1 Qc7 14. Rfe1 Rfd8 15. Qb1 b6 16. b3 Qb7 17. Bf3 Ne8 18. Bxg7 Nxg7 19. Nd5 Bxd5 20. Rxd5 Rc5 21. Red1 Rxd5 22. Rxd5 e6 23. Rd2 e5 24. Bg4 h5 25. Bd1 Ne6 26. Qd3 Qe7 27. Qc3 Kg7 28. g3 Qg5 29. h4 Qf6 30. Kg2 1/2-1/2

[Event "Florianopolis Spring op 2nd"]
[Site "Florianopolis"]
[Date "2022.10.21"]
[Round "1"]
[White "Oliveira, Isaac Rodrigues"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "B62"]
[WhiteElo "1367"]
[BlackElo "1951"]
[PlyCount "90"]
[EventDate "2022.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Bb5 Bd7 8. 0-0 Be7 9. Nf3 Qc7 10. Qd2 Rd8 11. Rad1 Bc8 12. Bd3 0-0 13. Rfe1 b5 14. a3 Bb7 15. h3 Na5 16. Qe2 Rd7 17. Bf4 Nc6 18. e5 dxe5 19. Nxe5 Nxe5 20. Bxe5 Qc6 21. f3 Rfd8 22. Kh1 Qc5 23. Qe3 Qxe3 24. Rxe3 Nd5 25. Re2 f6 26. Nxd5 Bxd5 27. Bg3 Bc4 28. Red2 Kf8 29. Bf4 Bxd3 30. Rxd3 Rxd3 31. Rxd3 Rxd3 32. cxd3 Bc5 33. Bc7 Ke7 34. Kh2 Bd4 35. b3 Bc5 36. a4 Bd6+ 37. Bxd6+ Kxd6 38. f4 bxa4 39. bxa4 Kc5 40. Kg3 Kd4 41. Kf3 Kxd3 42. g4 e5 43. f5 e4+ 44. Kf2 Kd2 45. h4 e3+ 0-1

[Event "Timbo U2200 op 2nd"]
[Site "Timbo"]
[Date "2022.08.14"]
[Round "6"]
[White "Schena, Arthur"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1915"]
[BlackElo "1980"]
[PlyCount "87"]
[EventDate "2022.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d6 6. e4 e5 7. Nbd2 h6 8. a4 c5 9. Nc4 Nc6 10. h3 Be6 11. b3 Qc7 12. Re1 b6 13. Bb2 a6 14. Nfd2 b5 15. Ne3 Nh7 16. Kh2 Qd7 17. c3 b4 18. cxb4 Nxb4 19. Ndc4 Rab8 20. a5 Nc6 21. Nb6 Qd8 22. Bc3 Ne7 23. b4 cxb4 24. Bxb4 f5 25. Nec4 Bxc4 26. dxc4 Rf6 27. c5 dxc5 28. Bxc5 Nc6 29. Nd7 Nd4 30. Nxb8 Qxb8 31. Bxd4 exd4 32. e5 Rf8 33. Qxd4 Ng5 34. h4 Ne4 35. Bxe4 fxe4 36. Rxe4 Kh7 37. Rd1 Rf5 38. f4 h5 39. Qb6 Qc8 40. Rde1 Rf7 41. e6 Rb7 42. Qxb7 Qxb7 43. e7 Qa7 44. R4e2 1-0

[Event "Timbo U2200 op 2nd"]
[Site "Timbo"]
[Date "2022.08.14"]
[Round "5"]
[White "Silva, Jeferson"]
[Black "Starke, Bruno Orlando"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1980"]
[BlackElo "2081"]
[PlyCount "60"]
[EventDate "2022.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Bf4 dxc4 5. a4 Bb4 6. Nf3 Nf6 7. Bxb8 Rxb8 8. Ne5 c5 9. e3 cxd4 10. exd4 0-0 11. Bxc4 Bxc3+ 12. bxc3 Qc7 13. 0-0 Nd7 14. Nxd7 Bxd7 15. Bb5 Bxb5 16. axb5 Qxc3 17. Rxa7 Rfd8 18. Ra4 Rd5 19. Qe2 Qb3 20. Rfa1 Rxb5 21. h3 g6 22. Qd2 Kg7 23. Qf4 Rd8 24. Ra8 Qd5 25. R8a4 Qd6 26. Qe4 Rd5 27. Rb1 Qc6 28. Rab4 R8d7 29. Rb6 Qc8 30. R6b4 Rc7 0-1

[Event "Timbo U2200 op 2nd"]
[Site "Timbo"]
[Date "2022.08.13"]
[Round "4"]
[White "Mafra, Kaiser Luiz"]
[Black "Silva, Jeferson"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2071"]
[BlackElo "1980"]
[PlyCount "44"]
[EventDate "2022.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nd7 8. Qd2 Nf6 9. h3 Bf5 10. 0-0-0 c6 11. Nd4 Bg6 12. c4 Ne4 13. Qe1 0-0 14. h4 Bxh4 15. g3 Bf6 16. Bd3 Re8 17. Kb1 a6 18. f3 Bxd4 19. Bxd4 Nc5 20. Bxg6 Rxe1 21. Bxh7+ Kf8 22. Rdxe1 Ne6 1/2-1/2

[Event "Timbo U2200 op 2nd"]
[Site "Timbo"]
[Date "2022.08.13"]
[Round "2"]
[White "Rodio, Julia Brunetto"]
[Black "Silva, Jeferson"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "1804"]
[BlackElo "1980"]
[PlyCount "103"]
[EventDate "2022.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e5 7. Nge2 Nge7 8. Qd2 Nd4 9. h3 Be6 10. Nc1 Qc8 11. Nd1 0-0 12. c3 Ndc6 13. Bh6 f5 14. h4 f4 15. Bxg7 Kxg7 16. gxf4 exf4 17. f3 d5 18. Ne2 Qc7 19. Nf2 Rad8 20. Bh3 Ne5 21. Ng1 Bg8 22. Ng4 dxe4 23. Nxe5 e3 24. Qc2 Qxe5 25. 0-0-0 Qd5 26. c4 Qe5 27. Ne2 Nc6 28. Rhg1 Nb4 29. Qb3 b5 30. Rg5 Qc7 31. Qc3+ Kh6 32. Kb1 bxc4 33. d4 Nd3 34. Rdg1 Rb8 35. Rxc5 Qb6 36. b3 Nxc5 37. dxc5 Qxc5 38. h5 g5 39. Rd1 Qb6 40. Qe5 Rf6 41. Rg1 Kg7 42. Qxg5+ Rg6 43. hxg6 hxg6 44. Nxf4 cxb3 45. Qxg6+ Qxg6+ 46. Rxg6+ Kh7 47. axb3 e2 48. Rg1 Rxb3+ 49. Kc2 e1Q 50. Rxe1 Rxf3 51. Rf1 Rxf1 52. Bxf1 1/2-1/2

[Event "Timbo U2200 op 2nd"]
[Site "Timbo"]
[Date "2022.08.13"]
[Round "3"]
[White "Silva, Jeferson"]
[Black "Munaretto Jr, Alvanir Luiz"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1980"]
[BlackElo "1781"]
[PlyCount "58"]
[EventDate "2022.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Bg5 Ne4 7. Bf4 e6 8. e3 Bb4 9. Rc1 Qa5 10. Qb3 0-0 11. Bd3 f5 12. 0-0 a6 13. Na4 Bd6 14. Bxd6 Nxd6 15. Nb6 Rb8 16. Rc5 Qb4 17. Ne5 Qxb3 18. axb3 Nb4 19. Bb1 Rd8 20. Rfc1 Nc6 21. Kf1 Kf8 22. Bd3 Nb4 23. Ke2 Ke8 24. Rc7 Kf8 25. Ned7+ Bxd7 26. Nxd7+ Rxd7 27. Rxd7 Nxd3 28. Rcc7 Ne8 29. Rf7+ Kg8 1-0

[Event "Timbo U2200 op 2nd"]
[Site "Timbo"]
[Date "2022.08.12"]
[Round "1"]
[White "Silva, Jeferson"]
[Black "Bashtavenko, Aleksey Stanislavov"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1980"]
[BlackElo "1609"]
[PlyCount "54"]
[EventDate "2022.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. Nc3 b6 6. g3 Bb7 7. Bg2 0-0 8. 0-0 a5 9. Qc2 d6 10. Rfe1 Bxc3 11. Bxc3 Be4 12. Qd2 Nbd7 13. b3 Ra7 14. Qb2 Rfa8 15. Nd2 Bxg2 16. Kxg2 e5 17. dxe5 dxe5 18. Nf1 Ne4 19. Rad1 Nxc3 20. Qxc3 Nf6 21. Ne3 Ne4 22. Qc2 Nd6 23. Rd2 c6 24. Red1 Rd7 25. Nf5 Qe6 26. Rxd6 Rad8 27. Rxe6 Rxd1 1-0

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.26"]
[Round "9"]
[White "Urquiza, Marcello de Albuque"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2028"]
[BlackElo "1872"]
[PlyCount "70"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 d6 6. Be2 Be7 7. 0-0 0-0 8. Be3 Re8 9. f4 Bd7 10. Bf3 Bf8 11. Re1 Nxd4 12. Bxd4 c5 13. Bf2 Bc6 14. e5 dxe5 15. Bxc6 bxc6 16. fxe5 Qxd1 17. Raxd1 Ng4 18. Bg3 Rad8 19. Re4 f5 20. Rxd8 Rxd8 21. Re2 c4 22. h3 Bc5+ 23. Kh1 Ne3 24. Bf2 f4 25. g3 g5 26. gxf4 gxf4 27. Bh4 Rf8 28. Bf6 Nd5 29. Rg2+ Kf7 30. Ne4 Be3 31. Ng5+ Ke8 32. Nxh7 Rf7 33. Rg8+ Kd7 34. Rb8 Kc7 35. Ra8 Rxh7 0-1

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.25"]
[Round "7"]
[White "Lima, Darcy Gustavo Macha"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2464"]
[BlackElo "1872"]
[PlyCount "109"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. f4 Bg4 4. h3 Bd7 5. g4 e5 6. d3 Bd6 7. fxe5 Bxe5 8. c3 Bg3+ 9. Kd2 c5 10. Kc2 Be6 11. Nd2 Nc6 12. Nf1 Bd6 13. Nf3 d4 14. c4 b5 15. Ng5 Nb4+ 16. Kb1 bxc4 17. Nxe6 fxe6 18. a3 Nbd5 19. dxc4 Nb6 20. g5 Nfd7 21. Bxa8 Qxa8 22. Nd2 0-0 23. Rf1 Rb8 24. Qc2 Qb7 25. Qe4 Qxe4+ 26. Nxe4 Nxc4 27. Kc2 Be7 28. b3 Ncb6 29. e3 Nd5 30. exd4 cxd4 31. Bd2 Ne5 32. b4 Rc8+ 33. Kb3 Nd3 34. Rf3 Ne5 35. Rg3 Nc4 36. Re1 a5 37. bxa5 Bxa3 38. Ra1 Bb2 39. Ra4 Nxd2+ 40. Nxd2 Bc3 41. Ne4 Ra8 42. Nxc3 dxc3 43. a6 Rb8+ 44. Kc2 Rb2+ 45. Kc1 Rb8 46. a7 Ra8 47. Ra5 Kf7 48. Rg4 Kg6 49. h4 Kh5 50. Rga4 Nb6 51. Rb4 Nc8 52. Rb7 Kxh4 53. Rxg7 e5 54. Kc2 Nd6 55. Rxe5 1-0

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.25"]
[Round "8"]
[White "Silva, Jeferson"]
[Black "Gauche, Charles"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1872"]
[BlackElo "2147"]
[PlyCount "112"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. Nf3 g6 4. Bd3 Bg7 5. 0-0 0-0 6. Qe2 d5 7. b3 Nc6 8. c3 Bg4 9. h3 Bxf3 10. Qxf3 e5 11. dxe5 Nxe5 12. Qe2 Qe7 13. Bb2 Rfd8 14. Nd2 c4 15. Bc2 b5 16. Rfd1 Rac8 17. f4 Ned7 18. Nf3 Re8 19. a4 b4 20. bxc4 dxc4 21. cxb4 Qxb4 22. Bd4 Qa5 23. Rab1 Qc7 24. Qe1 Nh5 25. Qc3 Bxd4 26. Rxd4 Qc6 27. Rb4 Nb6 28. Rb5 Nf6 29. Ne5 Qe6 30. e4 Nh5 31. f5 Qf6 32. Ng4 Qg7 33. Qe3 c3 34. Qf2 Rc6 35. a5 Nc4 36. Rd7 Nf6 37. Rxa7 Nd6 38. Rb6 Nfxe4 39. Qf4 g5 40. Qf3 Rxb6 41. axb6 Qd4+ 42. Kh2 Qxb6 43. Ra4 Qc7 44. Kh1 Nd2 45. Nf6+ Kg7 46. Nxe8+ Nxe8 47. f6+ Nxf6 48. Qf5 h6 49. Ra6 Qe7 50. Kh2 Nc4 51. Rc6 Ne3 52. Qd3 Qe5+ 53. Kg1 Qg3 54. Qe2 Ned5 55. Be4 Nf4 56. Qf3 Qe1+ 0-1

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.24"]
[Round "6"]
[White "Silva, Jeferson"]
[Black "Madeira, Wagner Martins"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1872"]
[BlackElo "2084"]
[PlyCount "153"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d6 6. g3 Nc6 7. Bg2 Be6 8. Qa4 Be7 9. 0-0 0-0 10. Rd1 Qb8 11. Bg5 Rc8 12. Bxf6 gxf6 13. N1c3 a6 14. Na3 Nd4 15. Rxd4 exd4 16. Nd5 Bd8 17. Qe8+ Kg7 18. Nf4 Bg4 19. Bd5 Rc7 20. Qe4 Re7 21. Qxd4 Qa7 22. Qd3 Bb6 23. Rf1 Rae8 24. e4 f5 25. exf5 Re1 26. f6+ Kh8 27. Kg2 Rxf1 28. Qxf1 Bd4 29. h3 Bf5 30. g4 Be4+ 31. Bxe4 Rxe4 32. Nd5 Bxb2 33. Nc2 Qc5 34. Nce3 Re6 35. Qb1 Qd4 36. Kg1 b5 37. cxb5 axb5 38. Qc2 Re8 39. Qc7 Kg8 40. Qxd6 Qe5 41. Qd7 Rb8 42. Nf5 Qe1+ 43. Kg2 Qe4+ 44. Kg3 Qe5+ 45. f4 Qe1+ 46. Kf3 Qd1+ 47. Ke3 Qe1+ 48. Kf3 Qf1+ 49. Kg3 Qg1+ 50. Kh4 Qe1+ 51. Kh5 Qe6 52. Nh6+ Kf8 53. Qe7+ Qxe7 54. fxe7+ Ke8 55. Nf5 Kd7 56. g5 Ke6 57. e8Q+ Rxe8 58. Nc7+ Kxf5 59. Nxe8 Ba3 60. Nc7 b4 61. Nd5 Ke4 62. Nf6+ Kxf4 63. Nxh7 Ke4 64. Nf6+ Kd4 65. Kh6 Bc1 66. h4 Ke5 67. Kg7 Ke6 68. Ne4 Kd5 69. Nf6+ Ke6 70. Nh7 Bd2 71. h5 Bc3+ 72. Kg8 Bd2 73. h6 Bc1 74. Nf8+ Ke7 75. h7 Bb2 76. Nd7 Ke8 77. Nf6+ 1-0

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.23"]
[Round "5"]
[White "Becker, Rogerio Sperb"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1707"]
[BlackElo "1872"]
[PlyCount "80"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. b3 Nbd7 8. Nc3 b6 9. Bb2 Ba6 10. Nd2 Rc8 11. Re1 Bb4 12. a3 Bxc3 13. Bxc3 c5 14. dxc5 bxc5 15. cxd5 exd5 16. e3 Bd3 17. Rc1 Qe7 18. b4 c4 19. Bd4 Ne4 20. Nxe4 dxe4 21. Qg4 f5 22. Qh5 Rc6 23. Qd1 Ra6 24. Ra1 Rb8 25. Qh5 Rf8 26. Rec1 Ne5 27. Bc5 Qf7 28. Qxf7+ Rxf7 29. b5 Ra4 30. Bd4 Nf3+ 31. Bxf3 exf3 32. b6 axb6 33. Bxb6 Rb7 34. Bc5 Rb3 35. Bb4 g5 36. h3 h5 37. g4 fxg4 38. hxg4 h4 39. Be7 c3 40. Bxg5 Rxg4+ 0-1

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.23"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "Araujo, Adalberto Marcos"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "1872"]
[BlackElo "2198"]
[PlyCount "79"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 Nc6 7. 0-0 a6 8. b3 Rb8 9. e3 b5 10. Qc2 b4 11. Nd5 Nh5 12. Bb2 e6 13. Nf4 Nxf4 14. gxf4 Ne7 15. Rfd1 Bb7 16. a3 a5 17. axb4 axb4 18. Ra4 Bc6 19. Ra6 Ra8 20. Rda1 Rxa6 21. Rxa6 Qc8 22. Ra5 Qb7 23. d5 exd5 24. Bxg7 Kxg7 25. Nd4 Ra8 26. Rxa8 Qxa8 27. Qb2 Kg8 28. Nxc6 Qxc6 29. Qd2 Qc5 30. Bxd5 c6 31. Be4 d5 32. cxd5 cxd5 33. Bf3 h5 34. Kg2 Qc3 35. Qd1 Qc5 36. Qd2 Kg7 37. Qd1 Kf6 38. Qd3 Kg7 39. Qd2 Qc3 40. Qd1 1/2-1/2

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.22"]
[Round "3"]
[White "Silva, Jeferson"]
[Black "Souza Neves, Andrey Marcelo"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1872"]
[BlackElo "2097"]
[PlyCount "85"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 c6 9. 0-0 h6 10. Bh4 Bd6 11. Re1 0-0 12. a3 Qc7 13. Rc1 Rae8 14. Bg3 Bxg3 15. hxg3 Ng4 16. Nh4 h5 17. Qf3 Qd8 18. Na4 g6 19. b4 Kg7 20. Nc5 Nxc5 21. bxc5 f5 22. Qd1 g5 23. Nf3 h4 24. gxh4 gxh4 25. Rb1 Bc8 26. Bc2 Qf6 27. Nh2 Re7 28. Qf3 Qg5 29. Qf4 Qh5 30. f3 Nf6 31. Nf1 Kg8 32. Re2 Rg7 33. Rb2 Ne4 34. Bd1 Ng3 35. Rec2 Nxf1 36. Kxf1 Rg3 37. Rf2 Rg7 38. Bb3 h3 39. gxh3 Qxh3+ 40. Ke1 Rg1+ 41. Kd2 Qg3 42. Qxg3+ Rxg3 43. a4 1/2-1/2

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.21"]
[Round "1"]
[White "Silva, Jeferson"]
[Black "Rodi, Luis Ernesto"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "1872"]
[BlackElo "2351"]
[PlyCount "109"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 c6 6. cxd5 exd5 7. a3 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 Nxg3 11. hxg3 Bg7 12. Bd3 Nb6 13. Qe2 Qe7 14. Nd2 Be6 15. Nb3 Nc4 16. e4 Nd6 17. e5 Nc4 18. f4 f5 19. Nc5 0-0-0 20. g4 fxg4 21. f5 Bd7 22. Bxc4 dxc4 23. f6 Bxf6 24. exf6 Qxf6 25. 0-0-0 Qf4+ 26. Kb1 Bf5+ 27. Ka1 Bd3 28. Qe6+ Kb8 29. Qe7 Qc7 30. Qxc7+ Kxc7 31. Ne6+ Kd7 32. Nxd8 Kxd8 33. Rhe1 Kd7 34. Ne4 Ke6 35. Nxg5+ Kf6 36. Ne4+ Kg6 37. Nf2 Bf5 38. g3 Rd8 39. Rf1 b5 40. Rfe1 a5 41. Re5 h5 42. Rc5 h4 43. gxh4 g3 44. Rg1 Rxd4 45. Rxg3+ Kf6 46. Rf3 Rd5 47. Rxd5 cxd5 48. Rg3 d4 49. h5 d3 50. h6 Bg6 51. b3 d2 52. bxc4 bxc4 53. Kb2 Bh7 54. Kc3 d1Q 55. Nxd1 1-0

[Event "Pan American-ch Seniors 50"]
[Site "Florianopolis"]
[Date "2022.06.21"]
[Round "2"]
[White "Zampronha, Wladimir Camilo"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2134"]
[BlackElo "1872"]
[PlyCount "89"]
[EventDate "2022.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Bd6 6. 0-0 0-0 7. c4 c6 8. Nc3 Nxc3 9. bxc3 Nd7 10. Nxd7 Qxd7 11. cxd5 cxd5 12. Qh5 g6 13. Qf3 Re8 14. Bh6 Bf8 15. Bxf8 Kxf8 16. c4 b6 17. c5 bxc5 18. dxc5 Bb7 19. Rab1 Bc6 20. Rb4 Kg8 21. Rh4 Re5 22. Qf4 Rae8 23. h3 f5 24. Kh2 Qe7 25. Qh6 Qg7 26. Qxg7+ Kxg7 27. Rb4 R8e7 28. Rc1 Kf6 29. Rc3 Rc7 30. Ra3 Re8 31. Ra6 Kf7 32. Kg3 Re1 33. Bb5 Bxb5 34. Rxb5 Rc1 35. Rba5 Rc3+ 36. f3 R3xc5 37. Rxc5 Rxc5 38. Rxa7+ Kf6 39. a4 g5 40. a5 h5 41. a6 Rc2 42. Ra8 h4+ 43. Kh2 Ra2 44. a7 Kf7 45. Rh8 1-0

[Event "Florianopolis Autumn op U2300"]
[Site "Florianopolis"]
[Date "2022.05.15"]
[Round "6"]
[White "De Freitas, Isabella Ribeiro Co"]
[Black "Silva, Jeferson"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "1852"]
[BlackElo "1824"]
[PlyCount "45"]
[EventDate "2022.05.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 a6 10. g4 h6 11. 0-0-0 Na5 12. Kb1 Nc4 13. Bxc4 Bxc4 14. Na4 Nd7 15. Nc3 Nf6 16. Qf2 b5 17. Bb6 Qc8 18. Na5 Be6 19. h4 Rb8 20. Ba7 Ra8 21. Bb6 Rb8 22. Ba7 Ra8 23. Bb6 1/2-1/2

[Event "Florianopolis Autumn op U2300"]
[Site "Florianopolis"]
[Date "2022.05.15"]
[Round "5"]
[White "Silva, Jeferson"]
[Black "Feliciano, Nilo"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1824"]
[BlackElo "2028"]
[PlyCount "105"]
[EventDate "2022.05.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nc6 8. Nc2 d6 9. Nc3 Bf5 10. Ne3 Be6 11. Qd2 Rc8 12. b3 Qa5 13. Bb2 Ng4 14. Nxg4 Bxg4 15. Rfd1 Qh5 16. Nd5 e5 17. Re1 Kh8 18. Ne3 Be6 19. Rad1 b6 20. Bf3 Qh6 21. Qxd6 Rfd8 22. Qxc6 Rxd1 23. Rxd1 Rxc6 24. Rd8+ Bf8 25. Bxc6 Qg5 26. Rxf8+ Kg7 27. f4 Qe7 28. Re8 Qc5 29. Bxe5+ f6 30. Rxe6 Qxe3+ 31. Kf1 fxe5 32. Rxe5 Qc1+ 33. Kf2 Qa3 34. Bd5 Qxa2 35. b4 Qd2 36. b5 Qb4 37. Kg2 h5 38. Re6 Qd2 39. Re7+ Kh6 40. h4 Qb4 41. Rxa7 Qf8 42. Rb7 Qe8 43. Kf3 Qd8 44. e4 Qd6 45. e5 Qa3+ 46. Kg2 Qe3 47. Kh3 Qe2 48. Rxb6 Qf1+ 49. Bg2 Qxc4 50. Rb7 Qc2 51. b6 Qc8+ 52. Kh2 Qc5 53. Rb8 1-0

[Event "Florianopolis Autumn op U2300"]
[Site "Florianopolis"]
[Date "2022.05.14"]
[Round "3"]
[White "Caetano, Ryan Wesley da Cost"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2186"]
[BlackElo "1824"]
[PlyCount "91"]
[EventDate "2022.05.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bf4 Be7 5. e3 0-0 6. a3 c5 7. Nf3 Nc6 8. dxc5 Bxc5 9. cxd5 Nxd5 10. Nxd5 exd5 11. Be2 Be7 12. 0-0 Bf6 13. Qc2 Qb6 14. Rab1 g6 15. b4 Bf5 16. Bd3 Bg4 17. b5 Ne7 18. Ne5 Rfc8 19. Qd2 Be6 20. a4 Rc5 21. a5 Qd8 22. Rfc1 Rac8 23. Rxc5 Rxc5 24. Qb4 b6 25. axb6 axb6 26. Bg3 Qc8 27. h3 Rc3 28. Be2 Bf5 29. Ng4 Bxg4 30. Bxg4 Qc5 31. Qxc5 Rxc5 32. Bd6 Rc2 33. Rd1 Rb2 34. Bd7 Rc2 35. g3 Kg7 36. Kg2 d4 37. e4 Nc8 38. Bxc8 Rxc8 39. e5 Bg5 40. Rxd4 Rc2 41. Kf3 h5 42. h4 Bc1 43. Be7 Rc8 44. Bf6+ Kf8 45. Rd8+ Rxd8 46. Bxd8 1-0

[Event "Florianopolis Autumn op U2300"]
[Site "Florianopolis"]
[Date "2022.05.14"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "De Haro, Martim Alfonso"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1824"]
[BlackElo "1727"]
[PlyCount "41"]
[EventDate "2022.05.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Nf3 Nc6 8. Qd1 Be6 9. e3 Nf6 10. Be2 Bd6 11. 0-0 a6 12. a3 0-0 13. b4 Rc8 14. Bb2 Bb8 15. Rc1 Bg4 16. Na4 Qd6 17. g3 Bh3 18. Re1 Rfd8 19. Nc5 Rc7 20. Nb3 Ne4 21. Nbd4 1-0

[Event "Florianopolis Autumn op U2300"]
[Site "Florianopolis"]
[Date "2022.05.14"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Messias, Jose Vitor Lamosa P"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1824"]
[BlackElo "1671"]
[PlyCount "69"]
[EventDate "2022.05.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be2 0-0 9. 0-0 Nc6 10. Be3 Qa5 11. Qb3 cxd4 12. cxd4 Qb4 13. Rac1 Qxb3 14. axb3 Bg4 15. d5 Ne5 16. Rc7 e6 17. d6 Nxf3+ 18. gxf3 Bh3 19. Rd1 Rfd8 20. f4 e5 21. Bc4 Rd7 22. f5 Rad8 23. Rxd7 Rxd7 24. Bb5 Rd8 25. Bxa7 Bf6 26. Bb6 gxf5 27. Bxd8 Bxd8 28. Bd7 Kg7 29. Rc1 Kf6 30. Rc8 Ba5 31. Bxf5 Bxf5 32. exf5 b5 33. b4 Bb6 34. Rb8 Ba7 35. d7 1-0

[Event "Florianopolis Autumn op U2300"]
[Site "Florianopolis"]
[Date "2022.05.13"]
[Round "1"]
[White "Dias, Anderson Tatsch"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2110"]
[BlackElo "1824"]
[PlyCount "109"]
[EventDate "2022.05.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6 7. Bh4 0-0 8. Bd3 Re8 9. Qc2 c5 10. Nf3 Nc6 11. Bb5 cxd4 12. Bxc6 d3 13. Qxd3 bxc6 14. 0-0 Qb6 15. Na4 Qa5 16. Qc2 Ba6 17. Rfc1 Rac8 18. Nd4 Bd3 19. Qxd3 Qxa4 20. b3 Qb4 21. a3 Qd6 22. b4 c5 23. Nf5 Qe6 24. Nxe7+ Rxe7 25. Rxc5 Rxc5 26. bxc5 Rc7 27. Bxf6 Qxf6 28. Rb1 g6 29. Qxd5 Rc8 30. Qd6 Qc3 31. Qd7 Qxc5 32. g3 Qc7 33. Rb7 Qxd7 34. Rxd7 Ra8 35. Kg2 Kg7 36. Kf3 Kf6 37. Rb7 Ke6 38. h4 h5 39. Kf4 Kf6 40. Rc7 a5 41. Rb7 Ra6 42. Rb5 Ke6 43. Kg5 Ke7 44. a4 Ke6 45. e4 Ke7 46. Kh6 Kf6 47. f4 Ke6 48. Kg7 Ra7 49. f5+ gxf5 50. exf5+ Ke7 51. Kh6 Ra8 52. Kg7 Ra7 53. f6+ Ke6 54. Rxh5 Rc7 55. Rxa5 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.28"]
[Round "7"]
[White "Correa, Joao Pedro Vieira"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1864"]
[PlyCount "61"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 Nf6 5. Bg2 d6 6. 0-0 Be7 7. Re1 0-0 8. d4 cxd4 9. Nxd4 e5 10. Nxc6 bxc6 11. c4 Be6 12. Qd3 h6 13. Nc3 Qd7 14. b3 Rad8 15. Ba3 Nh5 16. Qe2 Bg4 17. Bf3 f5 18. Bxg4 fxg4 19. h3 Rf3 20. Nd1 Nxg3 21. fxg3 Rxg3+ 22. Kh2 Rxh3+ 23. Kg2 g3 24. Rh1 Rxh1 25. Kxh1 Qh3+ 26. Kg1 Rf8 27. Qg2 Qh4 28. Bb4 Rf4 29. Be1 Rxe4 30. Bxg3 Rg4 31. Bxh4 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.27"]
[Round "5"]
[White "Benevenga, Antonio"]
[Black "Silva, Jeferson"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1629"]
[PlyCount "36"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g4 d5 5. g5 Nh5 6. Nc3 d4 7. Nce2 dxe3 8. Bxg7 Qxd2+ 9. Qxd2 exd2+ 10. Kxd2 Nxg7 11. Bg2 c6 12. Nf3 Bg4 13. Rhe1 Bxf3 14. Bxf3 h6 15. Bg4 hxg5 16. Bc8 a6 17. Bxb7 Ra7 18. Bc8 e6 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.27"]
[Round "6"]
[White "Silva, Jeferson"]
[Black "Mees, Gabriel Ferreira"]
[Result "1-0"]
[ECO "D15"]
[BlackElo "1796"]
[PlyCount "85"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Bf4 h6 6. e3 Nh5 7. Bxb8 Rxb8 8. cxd5 Qb6 9. Qb3 Qxb3 10. axb3 cxd5 11. Bb5+ Kd8 12. Nxd5 Be4 13. Nc3 Bxf3 14. gxf3 a6 15. Be2 e6 16. Ra4 g5 17. b4 Ra8 18. Kd2 Nf6 19. b5 a5 20. Rha1 b6 21. b4 Kc7 22. Kd1 Bxb4 23. Na2 Bd6 24. h3 h5 25. Rc4+ Kd7 26. Nc3 Nd5 27. Nxd5 exd5 28. Rc6 Rab8 29. Bd3 Ke7 30. Bf5 Rh6 31. Ke2 Rf6 32. Bc2 Bh2 33. Rxf6 Kxf6 34. f4 gxf4 35. Rh1 Rc8 36. Kd3 fxe3 37. Rxh2 e2 38. Rh1 Rc4 39. Re1 Rb4 40. Rxe2 Rxb5 41. Re5 Rb4 42. Rxd5 b5 43. Rc5 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.26"]
[Round "4"]
[White "Silva, Jeferson"]
[Black "Melo, Sergio Roberto Samp"]
[Result "1-0"]
[ECO "C07"]
[BlackElo "1646"]
[PlyCount "61"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 a6 4. Bd3 c5 5. Ngf3 Nc6 6. exd5 Qxd5 7. dxc5 Bxc5 8. Ne4 Be7 9. c3 Nf6 10. Qe2 0-0 11. 0-0 Rd8 12. Bc2 Qa5 13. Nxf6+ Bxf6 14. Rd1 Rxd1+ 15. Qxd1 e5 16. Ng5 Qd8 17. Bxh7+ Kf8 18. Qxd8+ Nxd8 19. Be4 Bd7 20. Be3 Rc8 21. Rd1 Ke7 22. Bd5 Ne6 23. Nxe6 Bxe6 24. Bxb7 Rc7 25. Bxa6 Bxa2 26. c4 Bb3 27. Rd3 Rc6 28. Rxb3 Rxa6 29. Rb7+ Ke8 30. g3 Rc6 31. c5 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.25"]
[Round "3"]
[White "Ayala Ruiz, Miguel Angel"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1618"]
[PlyCount "97"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 e6 7. Nc3 Qd8 8. Bb5 Nf6 9. 0-0 Be7 10. Qe2 0-0 11. Rd1 Nb4 12. Bf4 a6 13. Bc4 b5 14. Bb3 Bb7 15. Rac1 Nbd5 16. Be5 Rc8 17. Bc2 Nxc3 18. bxc3 Ba3 19. Rb1 Nd5 20. Qd3 g6 21. Rb3 Qa5 22. Qd2 f6 23. Bg3 Rxc3 24. Be4 Rfc8 25. Rbb1 Qb6 26. Qh6 Bf8 27. Qh4 Bg7 28. h3 Ra3 29. Ra1 b4 30. Rd2 a5 31. Rb2 Rac3 32. a3 b3 33. a4 Rc1+ 34. Rxc1 Rxc1+ 35. Kh2 Bc6 36. Bd6 Bxa4 37. Bc5 Qb8+ 38. g3 Bc6 39. Nd2 a4 40. Bg2 f5 41. Ba3 Rc2 42. Rxc2 bxc2 43. Nc4 Bf6 44. Qh6 Bg7 45. Qd2 Qb3 46. Qe2 e5 47. dxe5 Qb7 48. Qxc2 Nc7 49. Nd6 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.25"]
[Round "2"]
[White "Silva, Jeferson"]
[Black "Zaak Saraiva, Victor Romario Alve"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "1648"]
[PlyCount "142"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Ne7 5. d4 Nec6 6. a3 c4 7. Bg5 Be7 8. h4 Nd7 9. g3 f6 10. exf6 Nxf6 11. Bh3 0-0 12. Nbd2 Bd6 13. 0-0 Qc7 14. Qe2 e5 15. Bxc8 Raxc8 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Rae1 Rce8 19. Bxf6 Rxf6 20. Nf3 Rfe6 21. Qd2 Qc5 22. Kg2 Bf6 23. Rxe6 Rxe6 24. Rd1 Rd6 25. Qe2 Qc6 26. Nd4 Bxd4 27. Rxd4 Qd7 28. Qe5 Qe6 29. Qxe6+ Rxe6 30. Rxd5 Rb6 31. Rd2 Kf7 32. g4 h6 33. f4 g6 34. Kf3 Kf6 35. g5+ hxg5 36. hxg5+ Kf7 37. Ke4 Ke7 38. f5 gxf5+ 39. Kxf5 Kf7 40. g6+ Kg7 41. Rd7+ Kg8 42. Rc7 Rxb2 43. Rxc4 Rb5+ 44. Ke6 Kg7 45. Rb4 Ra5 46. Rxb7+ Kxg6 47. Rb3 Ra6+ 48. Kd7 Ra4 49. Kc6 Kf6 50. Kb5 Re4 51. c4 Ke7 52. Rd3 Re6 53. c5 a6+ 54. Ka5 Rc6 55. Kb4 Ke6 56. a4 Ke7 57. a5 Ke6 58. Kc4 Ke7 59. Kd5 Kd7 60. Rf3 Rg6 61. Rf7+ Kc8 62. c6 Rg2 63. Ra7 Rd2+ 64. Kc5 Rc2+ 65. Kb6 Rb2+ 66. Kxa6 Rb3 67. Rg7 Rb2 68. Ka7 Rb5 69. a6 Rb3 70. Rh7 Rb2 71. Re7 Rb3 1/2-1/2

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.24"]
[Round "1"]
[White "De Freitas, Isabella Ribeiro Co"]
[Black "Silva, Jeferson"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1860"]
[PlyCount "85"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 d5 7. cxd5 Nxd5 8. Qb3 Nc7 9. d3 0-0 10. Bf4 Ne6 11. Be3 b6 12. Ne5 Ncd4 13. Nc6 Nxb3 14. Nxd8 Nxa1 15. Bxa8 Rxd8 16. Rxa1 Ba6 17. Bc6 c4 18. dxc4 Bxc4 19. Rc1 Bd4 20. Bh6 f6 21. b3 Bxc3 22. bxc4 Bd4 23. Bd5 Kf7 24. Rd1 Ke8 25. Rd3 Rd6 26. Bxe6 Rxe6 27. Rxd4 g5 28. h4 Kf7 29. hxg5 Kg6 30. f4 Rxe2 31. g4 Rxa2 32. Rd7 f5 33. gxf5+ Kxf5 34. Rxe7 Kg4 35. Rxh7 Kf3 36. Rd7 Rg2+ 37. Kh1 Rg4 38. f5 Rh4+ 39. Kg1 Rg4+ 40. Kf1 Rxc4 41. Ke1 Re4+ 42. Kd1 Kg4 43. f6 1-0

