[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.03"]
[Round "7"]
[White "Borges, Lucas Silvestre"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1789"]
[BlackElo "1771"]
[PlyCount "51"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 e6 4. Nbd2 Be7 5. e3 0-0 6. Bd3 c5 7. c3 b6 8. Ne5 Qc7 9. Qe2 a5 10. 0-0 Ba6 11. f4 Bxd3 12. Qxd3 c4 13. Qe2 b5 14. e4 Nbd7 15. Nxd7 Qxd7 16. e5 Ne8 17. Nf3 b4 18. Qc2 bxc3 19. bxc3 g6 20. Bxe7 Qxe7 21. Qa4 Ng7 22. g4 Rfb8 23. Rab1 Qc7 24. Nd2 Qe7 25. Nf3 Qc7 26. Nd2 1/2-1/2

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "5"]
[White "Santos, Jose Antonio Dos"]
[Black "De Souza, Leonardo F Pereira"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1720"]
[BlackElo "1771"]
[PlyCount "50"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Nbd2 d5 4. e3 c5 5. b3 Be7 6. Bb2 Nc6 7. Bd3 Qc7 8. a3 a6 9. Ne5 Nxe5 10. dxe5 Nd7 11. f4 f5 12. c4 Nf8 13. cxd5 exd5 14. Qc2 g6 15. Nf3 Ne6 16. 0-0 b5 17. Rac1 Qb6 18. Qf2 Bb7 19. h3 c4 20. bxc4 dxc4 21. Bxc4 bxc4 22. Rxc4 0-0 23. Nd4 Nc5 24. Rb1 a5 25. Qc2 Be4 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "4"]
[White "De Souza, Leonardo F Pereira"]
[Black "Cordeiro da Silva, Felipe"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1771"]
[BlackElo "1770"]
[PlyCount "110"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 f5 9. exf6 Nxf6 10. 0-0 Bd7 11. Re1 0-0-0 12. Ne5 Nxe5 13. dxe5 Ng4 14. Ng3 c4 15. Qxg4 cxd3 16. Be3 Bc5 17. Nf1 Rdf8 18. b4 Bxe3 19. Nxe3 Rf7 20. Rad1 Rhf8 21. f3 Rf4 22. Qxg7 R4f7 23. Qg4 Rf4 24. Qg7 R4f7 25. Qg3 Bb5 26. Qf2 Rg8 27. Ng4 Qxf2+ 28. Nxf2 Rxf3 29. Rd2 Rg5 30. Kh1 Rff5 31. Nxd3 Bxd3 32. Rxd3 Rxe5 33. Rde3 Rxe3 34. Rxe3 Kd7 35. Kg1 e5 36. Kf2 e4 37. c4 Ke6 38. cxd5+ Kxd5 39. Re1 Rg7 40. Rd1+ Kc4 41. g3 Kxb4 42. Rd4+ Ka3 43. Rxe4 b5 44. Re2 a5 45. Re5 Rb7 46. Re2 a4 47. g4 b4 48. h4 Rc7 49. g5 b3 50. axb3 Kxb3 51. Kg3 a3 52. h5 a2 53. Rxa2 Kxa2 54. Kg4 Rc5 55. g6 h6 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "3"]
[White "Terrin, Cesar Aquiles"]
[Black "De Souza, Leonardo F Pereira"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1712"]
[BlackElo "1771"]
[PlyCount "52"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. exd5 Qxd5 8. Na3 Bf5 9. Nb5 Rc8 10. c4 Qe4+ 11. Be2 a6 12. d5 Ne5 13. f3 Nd3+ 14. Kf1 Qxc4 15. Be3 Qxb5 16. Ra3 Qb4 17. Rb3 Qc4 18. Bxd3 Bxd3+ 19. Rxd3 Nf6 20. Ne2 Rd8 21. Nf4 Nxd5 22. Kf2 e6 23. Bb6 Bc5+ 24. Bxc5 Qxc5+ 25. Kg3 Qc7 26. Rd4 e5 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "6"]
[White "De Souza, Leonardo F Pereira"]
[Black "Andrade, Guilherme A de Sou"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "1771"]
[BlackElo "1725"]
[PlyCount "104"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. Nc3 Qc7 7. 0-0 Nc6 8. Be3 b5 9. Nxc6 dxc6 10. f4 Bb7 11. e5 Nd5 12. Nxd5 cxd5 13. f5 Bc5 14. Bxc5 Qxc5+ 15. Kh1 0-0-0 16. fxe6 fxe6 17. Qg4 Qe7 18. a4 b4 19. Rf4 h5 20. Qf3 Rdf8 21. Rf1 Rxf4 22. Qxf4 Kd8 23. Bg6 Bc6 24. Qf2 Be8 25. Qb6+ Kd7 26. Qa7+ Kd8 27. Qa8+ Kc7 28. Bxe8 Rxe8 29. Qxa6 Rb8 30. b3 Rb6 31. Qd3 Rc6 32. Qg6 Qc5 33. Qxg7+ Kb6 34. Rf7 Qxc2 35. Rb7+ Kc5 36. Qe7+ Kd4 37. Qxb4+ Kd3 38. h3 Rc4 39. Qe1 Re4 40. Qf1+ Kd2 41. Qf2+ Re2 42. Qd4+ Ke1 43. Rg7 Qxb3 44. a5 Qc4 45. Qxc4 dxc4 46. Rc7 Rxe5 47. a6 Ra5 48. a7 Kd2 49. Rxc4 Rxa7 50. Re4 Ra6 51. Kg1 Kd3 52. Re5 h4 1/2-1/2

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "2"]
[White "De Souza, Leonardo F Pereira"]
[Black "Da Silva, Anderson Lemes"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1771"]
[BlackElo "1666"]
[PlyCount "73"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Qg4 Nxc3 8. Qxg7 Rf8 9. a3 Nb5+ 10. axb4 Nxd4 11. Bg5 Qb6 12. Bh6 Nxc2+ 13. Kd1 Qxb4 14. Kxc2 Nc6 15. Qxf8+ Qxf8 16. Bxf8 Kxf8 17. f4 b6 18. Kb1 Bb7 19. Bd3 h6 20. Be4 Ke7 21. g4 Rg8 22. Rg1 a5 23. Ra3 d5 24. exd6+ Kxd6 25. Rh3 f5 26. Rd1+ Kc7 27. gxf5 exf5 28. Bxf5 Rf8 29. Bc2 Rxf4 30. Rxh6 Nb4 31. Rh7+ Kc6 32. Ba4+ b5 33. Bxb5+ Kb6 34. Rh5 Bf3 35. Rd6+ Kc7 36. Rhh6 Rf5 37. Rd7+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "1"]
[White "Salama, Henrique Eric"]
[Black "De Souza, Leonardo F Pereira"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "1629"]
[BlackElo "1771"]
[PlyCount "38"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. Nc3 d5 5. e3 Bb7 6. Bd3 dxc4 7. Bxc4 Be7 8. h3 Nbd7 9. b3 a6 10. 0-0 b5 11. Be2 c5 12. dxc5 Bxc5 13. Bb2 0-0 14. Rc1 Rc8 15. Re1 Qe7 16. Qc2 b4 17. Qd2 bxc3 18. Bxc3 Ne4 19. Qb2 Ba3 0-1

[Event "Sao Paulo op-B U2050 7th"]
[Site "Sao Paulo"]
[Date "2018.03.31"]
[Round "4"]
[White "De Souza, Cristiano Gomes"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2011"]
[BlackElo "1779"]
[PlyCount "81"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. e4 Be7 6. Be2 c6 7. 0-0 Qc7 8. b3 h6 9. Bb2 g5 10. Ne1 Nf8 11. Nc2 Ne6 12. Re1 Kf8 13. Bf1 Nd7 14. d5 Nf4 15. g3 Ng6 16. Ne3 c5 17. Bh3 h5 18. Bf5 a6 19. a4 a5 20. Nb5 Qd8 21. Ra2 Ra6 22. Bc3 Bf6 23. Qf3 Kg7 24. Rc2 Ne7 25. Qd1 Nf8 26. Qd3 Nfg6 27. Bxc8 Qxc8 28. Qd2 Qd8 29. Rf1 b6 30. Qd3 Qd7 31. f3 h4 32. Rg2 hxg3 33. hxg3 Raa8 34. Ng4 Ng8 35. Qe2 Kf8 36. Rh2 Rxh2 37. Qxh2 Bg7 38. Qh5 Nf6 39. Qxg5 Nxg4 40. fxg4 Qe7 41. Qxg6 1-0

[Event "Sao Paulo op-B U2050 7th"]
[Site "Sao Paulo"]
[Date "2018.03.31"]
[Round "3"]
[White "De Souza, Leonardo F Pereira"]
[Black "Miranda, Raul"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1779"]
[BlackElo "1800"]
[PlyCount "89"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Nxd4 8. cxd4 Bb4+ 9. Nc3 d6 10. Qa4+ Nc6 11. d5 Bxc3+ 12. bxc3 Qxc3+ 13. Ke2 Bd7 14. dxc6 Bxc6 15. Qb3 Qxb3 16. axb3 Bxe4 17. f3 Bc6 18. Kf2 a6 19. Rhe1 f6 20. Bd4+ Kd8 21. b4 Bd7 22. g4 h6 23. h4 Re8 24. Rxe8+ Bxe8 25. g5 hxg5 26. hxg5 fxg5 27. Bxg7 c5 28. bxc5 dxc5 29. Bd5 Kc7 30. Be5+ Kb6 31. Rb1+ Bb5 32. Bf6 Rc8 33. Bxg5 c4 34. Be3+ Kc7 35. Rc1 Kb8 36. f4 c3 37. Kg3 Bd3 38. Kf3 b5 39. Be4 Bc4 40. Rh1 b4 41. Bb6 Bg8 42. Rg1 Re8 43. Rg7 Rxe4 44. Kxe4 c2 45. Rxg8+ 1-0

[Event "Sao Paulo op-B U2050 7th"]
[Site "Sao Paulo"]
[Date "2018.03.30"]
[Round "1"]
[White "De Souza, Leonardo F Pereira"]
[Black "Mobaier, Sergio"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1779"]
[BlackElo "1982"]
[PlyCount "153"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Ne5 e6 8. Bd2 Nbd7 9. Nxd7 Nxd7 10. Qe2 Bb4 11. 0-0 Nf6 12. a3 Bxc3 13. Bxc3 Qc7 14. f3 0-0 15. Kh1 a5 16. a4 Nd5 17. Be1 Qf4 18. Bf2 Rfe8 19. Rfe1 Nb4 20. Rac1 Qc7 21. c3 Nd5 22. Bg3 Qd7 23. Qf1 h6 24. Be5 Rac8 25. Rcd1 Bc2 26. Ra1 Nb6 27. Rec1 Bxa4 28. Bd3 Ra8 29. Qf2 Bb3 30. Qg3 f5 31. c4 a4 32. Rc3 Qf7 33. Qf2 Nd7 34. Bd6 Nf6 35. Bc2 Bxc2 36. Qxc2 Red8 37. Be5 Nd7 38. Bc7 Rdc8 39. Bd6 c5 40. dxc5 Nxc5 41. Bxc5 Rxc5 42. Rxa4 Rac8 43. b4 R5c7 44. c5 Qd7 45. Ra1 b6 46. Rc1 Qb5 47. Rc4 Rc6 48. h3 Kf7 49. Qc3 bxc5 50. bxc5 R8c7 51. Qd4 Qb7 52. Kh2 Qc8 53. Qe5 Rd7 54. f4 Rd5 55. Qe3 Qc7 56. Kh1 e5 57. fxe5 Rxe5 58. Qd4 Qe7 59. R1c2 Re1+ 60. Kh2 Qe5+ 61. Qxe5 Rxe5 62. Kg3 g5 63. Kf3 Ke6 64. Kf2 Kd5 65. Kf3 h5 66. R4c3 f4 67. Rd2+ Ke6 68. h4 Rexc5 69. Rxc5 Rxc5 70. hxg5 Kf5 71. Rd3 Kxg5 72. g3 fxg3 73. Kxg3 Ra5 74. Rc3 Rf5 75. Rb3 h4+ 76. Kh3 Kh5 77. Rc3 1/2-1/2

[Event "Sao Paulo op-B U2050 7th"]
[Site "Sao Paulo"]
[Date "2018.03.30"]
[Round "2"]
[White "Nascimento, Pedro Henrique Alve"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1972"]
[BlackElo "1779"]
[PlyCount "93"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 Nbd7 8. Bd3 0-0 9. Nge2 Re8 10. 0-0 Nf8 11. f3 h6 12. Bh4 Ne6 13. Bf2 c5 14. dxc5 Nxc5 15. Bb5 Bd7 16. Rad1 Bxb5 17. Nxb5 Qb6 18. Nbc3 Red8 19. e4 dxe4 20. Na4 Qb5 21. Nxc5 Bxc5 22. Bxc5 Rdc8 23. b4 b6 24. Nc3 Qc6 25. Bd4 Nd5 26. Rc1 Qc4 27. Qxe4 Nxb4 28. Ne2 Nc2 29. Qg4 g6 30. Rxc2 Qxc2 31. Rc1 Qf5 32. Qxf5 Rxc1+ 33. Nxc1 gxf5 34. Be3 Kg7 35. Kf2 Rc8 36. Ke2 h5 37. h4 Kf6 38. Kd3 Ke5 39. Bd4+ Kd6 40. Ne2 Re8 41. Ng3 Re1 42. Nxf5+ Kc6 43. g4 hxg4 44. fxg4 Kd7 45. h5 Rh1 46. h6 Ke6 47. Ng7+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.15"]
[Round "7"]
[White "De Souza, Leonardo F Pereira"]
[Black "Monteiro, Paulo De Campos Mel"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1731"]
[BlackElo "1765"]
[PlyCount "77"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Qd2 Nc6 9. g4 0-0 10. 0-0-0 Nxd4 11. Bxd4 Nd7 12. Kb1 Ne5 13. Qe3 Nd7 14. f4 b5 15. h4 b4 16. Ne2 a5 17. g5 a4 18. Nc1 Qa5 19. Qd2 Bb7 20. Bd3 Nc5 21. Bxc5 dxc5 22. h5 Rfd8 23. Qe1 Qc7 24. Qe2 Rd4 25. b3 axb3 26. cxb3 Qa5 27. Rhe1 e5 28. Qf2 Ba6 29. Bxa6 Rxa6 30. Rxd4 cxd4 31. Rf1 f6 32. Qe2 Rc6 33. gxf6 Rxf6 34. Qc4+ Kh8 35. Qc8+ Qd8 36. Qxd8+ Bxd8 37. Nd3 Bc7 38. Rc1 Bd6 39. fxe5 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.14"]
[Round "5"]
[White "De Souza, Leonardo F Pereira"]
[Black "Santos, Sidney Marcus"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1731"]
[PlyCount "77"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Nf3 e5 6. Nc3 Bf5 7. d3 e4 8. Nh4 Bg4 9. f3 exf3 10. Nxf3 Bc5 11. Qe2+ Be7 12. Be3 0-0 13. 0-0-0 Re8 14. Qf2 Bb4 15. Nb5 a6 16. Bb6 Qd7 17. Nc7 Rac8 18. Nxe8 Rxe8 19. h3 Bxf3 20. gxf3 Qf5 21. f4 Bd6 22. Bg2 Bxf4+ 23. Kb1 Ne5 24. Rhf1 g5 25. Qd4 Ned7 26. Bc7 Re2 27. Bxb7 Ne5 28. h4 h6 29. hxg5 hxg5 30. Ba5 Neg4 31. Bc3 Qe6 32. Rde1 Re5 33. Qd8+ Qe8 34. Qxe8+ Rxe8 35. Rxe8+ Nxe8 36. Bxa6 Nc7 37. Bc8 Ne3 38. Rh1 Kf8 39. Bf6 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.14"]
[Round "6"]
[White "Ritzel, Ricardo Agne"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1737"]
[BlackElo "1731"]
[PlyCount "85"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. Be3 Be7 9. Nd5 Bxd5 10. exd5 Nbd7 11. c4 0-0 12. 0-0 Ne8 13. f3 f5 14. Nd2 f4 15. Bf2 a5 16. Rc1 Nef6 17. Bd3 g6 18. Qe2 b6 19. Ne4 Nxe4 20. Bxe4 Nc5 21. Bc2 Qe8 22. b3 g5 23. h3 h5 24. a3 Qf7 25. b4 axb4 26. axb4 Nd7 27. Ra1 Rfc8 28. Ba4 Bd8 29. Bc6 Rxa1 30. Rxa1 Nb8 31. b5 Nxc6 32. bxc6 Kg7 33. Ra6 Rb8 34. Qa2 Kh6 35. Ra7 Bc7 36. Qa6 Qe7 37. Bxb6 Bxb6+ 38. Qxb6 Rxb6 39. Rxe7 Rb1+ 40. Kh2 g4 41. hxg4 hxg4 42. fxg4 Kg5 43. c7 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.13"]
[Round "4"]
[White "Barbosa, Edinardo Meireles"]
[Black "De Souza, Leonardo F Pereira"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "1668"]
[BlackElo "1731"]
[PlyCount "104"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. Bg5 d5 7. e3 b6 8. cxd5 exd5 9. Bd3 Nbd7 10. Ne2 Bb7 11. Qc2 h6 12. Bf4 c5 13. Qb2 Re8 14. 0-0 Nh5 15. Bg3 Nxg3 16. Nxg3 g6 17. Rae1 a5 18. f3 cxd4 19. cxd4 Nf8 20. e4 dxe4 21. fxe4 Ne6 22. d5 Nc5 23. Bb1 Nd7 24. Qd4 Ne5 25. Bc2 b5 26. Rf4 Qd6 27. a4 Rac8 28. Rf2 b4 29. Qd2 Kh7 30. Kh1 Ba6 31. Qf4 Rc7 32. Bb1 Rec8 33. h3 b3 34. Kh2 Rb8 35. Qf6 Qxf6 36. Rxf6 Bd3 37. Rf2 Rb4 38. Nf1 Bxf1 39. Rexf1 Rxa4 40. Rd1 Rb4 41. d6 Rd7 42. Rd5 Nc4 43. e5 Kg7 44. Rc5 Na3 45. Bd3 a4 46. Rc7 Rb7 47. Rc3 Nb5 48. Bxb5 Rxb5 49. Re2 b2 50. Rxb2 Rxb2 51. Rc7 Rxc7 52. dxc7 Rc2 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.13"]
[Round "3"]
[White "De Souza, Leonardo F Pereira"]
[Black "Martins, Diogo Henrique"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1731"]
[BlackElo "1659"]
[PlyCount "71"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Be7 5. g3 c5 6. Bg2 b5 7. 0-0 Bb7 8. e5 Nfd7 9. Re1 Nc6 10. Nf1 a5 11. a4 b4 12. h4 0-0 13. N1h2 Re8 14. Bh3 Qc7 15. Bf4 Rac8 16. h5 h6 17. Qd2 Bf8 18. g4 Qd8 19. g5 hxg5 20. Bxg5 Be7 21. Qf4 Bxg5 22. Nxg5 Qe7 23. Ng4 Nd4 24. Re3 Nxc2 25. Rf1 Nxe3 26. fxe3 f6 27. Nxe6 f5 28. Qxf5 Qxe6 29. Nf6+ Nxf6 30. Qxe6+ Rxe6 31. Bxe6+ Kh7 32. Bxc8 Bxc8 33. exf6 gxf6 34. Rxf6 c4 35. dxc4 dxc4 36. Rc6 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.12"]
[Round "1"]
[White "De Souza, Leonardo F Pereira"]
[Black "Caribe Santos, Luiz Carlos"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1731"]
[BlackElo "1603"]
[PlyCount "53"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 dxc6 7. 0-0 e5 8. Qe2 Be7 9. h3 0-0 10. f4 exf4 11. Bxf4 Qd4+ 12. Kh1 Qxb2 13. Nd2 Qb6 14. c4 g6 15. Qf3 Nh5 16. Bh6 Ng7 17. Qg3 Qd8 18. e5 Bh4 19. Qe3 Bf5 20. Bxf5 Nxf5 21. Rxf5 gxf5 22. Nf3 Re8 23. Qf4 Bf6 24. Qxf5 Kh8 25. exf6 Re6 26. Ng5 Qg8 27. Bg7+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2017.10.12"]
[Round "2"]
[White "Ferreira, Samuel Sousa"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "D11"]
[BlackElo "1731"]
[PlyCount "57"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. g3 dxc4 5. Bg2 Bf5 6. 0-0 e6 7. Nbd2 c3 8. bxc3 Be7 9. Ne5 Nbd7 10. e4 Bg6 11. Rb1 Qc7 12. Nxg6 hxg6 13. Nc4 Nb6 14. Bf4 Qd8 15. Na5 Qd7 16. c4 c5 17. e5 Nh5 18. Bxb7 0-0 19. dxc5 Bxc5 20. Qxd7 Nxd7 21. Bxa8 Rxa8 22. Rfd1 Nxf4 23. gxf4 Nb6 24. Rb5 Be7 25. Nc6 Bh4 26. c5 Nd5 27. Rb8+ Rxb8 28. Nxb8 Nxf4 29. c6 1-0

[Event "Sao Paulo Schutt op 14th"]
[Site "Sao Paulo"]
[Date "2017.09.17"]
[Round "5"]
[White "Costa, Iaggo Bernini"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1453"]
[BlackElo "1837"]
[PlyCount "72"]
[EventDate "2017.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 g6 6. c4 Nc6 7. Nc3 Bg7 8. Be3 Bd7 9. Qd2 0-0 10. Be2 Nxd4 11. Bxd4 Be6 12. 0-0 a6 13. Rac1 Rc8 14. b3 Nd7 15. Bxg7 Kxg7 16. Rfd1 Nc5 17. Qd4+ Kg8 18. Kh1 Qa5 19. Rb1 Nd7 20. f4 b5 21. b4 Qc7 22. Nd5 Bxd5 23. cxd5 h5 24. g4 Qc3 25. Qg1 h4 26. g5 Nb8 27. Bg4 Rc4 28. Qg2 Rxb4 29. Rxb4 Qxb4 30. f5 Kg7 31. Qf3 f6 32. fxg6 fxg5 33. Bf5 Kh6 34. Rg1 Nd7 35. Qe3 Nc5 36. Rg4 Kh5 1/2-1/2

[Event "Sao Paulo Schutt op 14th"]
[Site "Sao Paulo"]
[Date "2017.09.17"]
[Round "6"]
[White "De Souza, Leonardo F Pereira"]
[Black "Borger, Daniel"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1837"]
[BlackElo "1656"]
[PlyCount "80"]
[EventDate "2017.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Be2 Bf5 9. Qd2 Qd7 10. Nd4 Bg6 11. h4 h6 12. h5 Bh7 13. 0-0-0 0-0-0 14. Bb5 a6 15. Nxc6 bxc6 16. Bxa6+ Kb8 17. Qd4 c5 18. Qd5 c6 19. Qb3+ Ka8 20. Bxc5 Qc7 21. Rd4 Bg5+ 22. Kb1 dxc5 23. Ra4 Bxc2+ 24. Qxc2 Rd2 25. Bc4+ Kb8 26. Qb3+ Qb7 27. Qxb7+ Kxb7 28. Ba6+ Kb6 29. Rf1 Ra8 30. Bb5 Rad8 31. Bc4 Rd1+ 32. Rxd1 Rxd1+ 33. Kc2 Rd2+ 34. Kb3 Rxf2 35. Ra8 Bc1 36. a4 Rxb2+ 37. Ka3 Rxg2+ 38. Kb3 Rb2+ 39. Ka3 Kc7 40. Ra7+ Rb7+ 0-1

[Event "Sao Paulo Schutt op 14th"]
[Site "Sao Paulo"]
[Date "2017.09.16"]
[Round "4"]
[White "De Souza, Leonardo F Pereira"]
[Black "Neto, Valdeno Brito"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1837"]
[BlackElo "1195"]
[PlyCount "67"]
[EventDate "2017.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 Qa5 8. f3 Qb4 9. Bb3 Nxe4 10. fxe4 Nxd4 11. a3 Qd6 12. 0-0 Nxb3 13. Qxd6 exd6 14. cxb3 b6 15. Nb5 0-0 16. Nxd6 Bxb2 17. Ra2 Bg7 18. b4 Ba6 19. Rf3 Be5 20. Bf4 Bxd6 21. Bxd6 Rfe8 22. e5 Bb7 23. Rf4 Rac8 24. h3 Rc3 25. b5 Bd5 26. Rd2 Be6 27. Ra4 Rb3 28. Rxa7 Rxb5 29. Rc2 Kg7 30. Rac7 Ra8 31. Rf2 Ra4 32. Rc8 Re4 33. Bf8+ Kg8 34. Bh6# 1-0

[Event "Sao Paulo Schutt op 14th"]
[Site "Sao Paulo"]
[Date "2017.09.16"]
[Round "3"]
[White "Dos Reis, Leandro Aparecido C"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1996"]
[BlackElo "1837"]
[PlyCount "49"]
[EventDate "2017.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. a3 e5 2. c4 Nf6 3. Nf3 e4 4. Nd4 c6 5. Nc3 d5 6. cxd5 cxd5 7. d3 Be7 8. g3 Nc6 9. Nxc6 bxc6 10. dxe4 Nxe4 11. Qa4 Bd7 12. Nxe4 dxe4 13. Bg2 f5 14. 0-0 Qb6 15. Be3 Qb5 16. Qc2 0-0 17. b4 a5 18. bxa5 Rxa5 19. Rfb1 Qa6 20. Qb3+ Rf7 21. Qb7 Qxb7 22. Rxb7 Bf6 23. Rb8+ Rf8 24. Rxf8+ Kxf8 25. Rc1 1-0

[Event "Sao Paulo Schutt op 14th"]
[Site "Sao Paulo"]
[Date "2017.09.15"]
[Round "1"]
[White "Brujin, Homero"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1421"]
[BlackElo "1837"]
[PlyCount "64"]
[EventDate "2017.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 0-0 9. Be3 Be6 10. a3 a5 11. Rc1 Nd5 12. Bd2 Nxc3 13. Bxc3 f6 14. e3 Qd7 15. Qc2 a4 16. Qe2 Rad8 17. d4 e4 18. Nd2 f5 19. Nc4 Qd5 20. Ne5 Nxe5 21. dxe5 Qd3 22. Qxd3 Rxd3 23. Bd4 Rc8 24. Rfe1 c5 25. Bc3 Bb3 26. f3 exf3 27. Bxf3 b5 28. Be2 Rxe3 29. Bxb5 Rxe1+ 30. Rxe1 Rd8 31. e6 Rd6 32. Bd7 Kf8 1/2-1/2

[Event "Sao Paulo Schutt op 14th"]
[Site "Sao Paulo"]
[Date "2017.09.15"]
[Round "2"]
[White "De Souza, Leonardo F Pereira"]
[Black "Ferreira, Caio Tulio Moreira"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1837"]
[BlackElo "1510"]
[PlyCount "44"]
[EventDate "2017.09.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. exd5 Nxd5 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Qc5 Qb7 15. Bd4 Bf5 16. Qa3 Rfc8 17. c3 Bh6+ 18. Rd2 Bxd2+ 19. Kxd2 Rd8 20. Kc1 Qc7 21. Be3 Bd3 22. Bxd3 Rxd3 0-1

[Event "Sao Paulo op-B U2050 6th"]
[Site "Sao Paulo"]
[Date "2017.04.16"]
[Round "6"]
[White "De Almeida, Guilherme Pereira"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1877"]
[BlackElo "1800"]
[PlyCount "75"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 Nf6 3. g3 c5 4. Bg2 Nc6 5. 0-0 e5 6. Nbd2 Be7 7. e4 0-0 8. Re1 d4 9. Nc4 Qc7 10. a4 Bg4 11. h3 Bxf3 12. Qxf3 Na5 13. b3 Ne8 14. Bd2 Nxc4 15. bxc4 Nd6 16. Qe2 a6 17. Reb1 b5 18. axb5 axb5 19. f4 f6 20. cxb5 Rxa1 21. Rxa1 Nxb5 22. Bf3 Qb7 23. Bg4 Nc7 24. Qd1 Rb8 25. Ba5 Kf7 26. fxe5 fxe5 27. Qf1+ Bf6 28. Qf5 Kg8 29. Qd7 Ne8 30. Qe6+ Qf7 31. Qc6 Qe7 32. Be6+ Kh8 33. Bb3 Bg5 34. Bb6 Be3+ 35. Kg2 Qg5 36. Rf1 Bf4 37. Rf3 Bxg3 38. Rf8# 1-0

[Event "Sao Paulo op-B U2050 6th"]
[Site "Sao Paulo"]
[Date "2017.04.16"]
[Round "5"]
[White "De Souza, Leonardo F Pereira"]
[Black "Teshima, Ricardo Yoshida"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1800"]
[BlackElo "1793"]
[PlyCount "123"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qd1 Nf6 9. Nc3 h6 10. Nd5 Nxd5 11. exd5 Qb4+ 12. c3 Qe4+ 13. Be3 Ne7 14. c4 d6 15. Qd3 Qxd3 16. Bxd3 Bd7 17. a4 a5 18. Kd2 f5 19. f3 Kf7 20. Rhb1 Rhb8 21. Bb6 Ra6 22. c5 Nxd5 23. Bxa6 Nxb6 24. cxb6 bxa6 25. b4 Rxb6 26. bxa5 Rxb1 27. Rxb1 Ke6 28. Rb6 Bc8 29. Kd3 Kd5 30. Rb8 Bd7 31. Rg8 g5 32. Rh8 Bxa4 33. Rxh6 Bb5+ 34. Ke3 g4 35. h4 gxh3 36. gxh3 Kc4 37. Rxd6 Kb4 38. h4 Kxa5 39. h5 Bc4 40. Rf6 Kb4 41. h6 Bg8 42. Rxa6 e4 43. fxe4 fxe4 44. Kxe4 Bh7+ 45. Ke5 Kc5 46. Ra7 Bg6 47. h7 Bxh7 48. Rxh7 Kc6 49. Rh6+ Kc5 50. Rd6 Kc4 51. Rd5 Kc3 52. Rd4 Kc2 53. Ke4 Kc3 54. Ke3 Kb3 55. Kd3 Kb2 56. Rc4 Kb3 57. Rd4 Kb2 58. Rb4+ Ka3 59. Kc3 Ka2 60. Rb8 Ka1 61. Kc2 Ka2 62. Ra8# 1-0

[Event "Sao Paulo op-B U2050 6th"]
[Site "Sao Paulo"]
[Date "2017.04.15"]
[Round "3"]
[White "De Souza, Leonardo F Pereira"]
[Black "Ramillo, Vitoria Matheus"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "1800"]
[BlackElo "1822"]
[PlyCount "93"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Nb8 10. d4 Nbd7 11. a4 Bb7 12. Bc2 Re8 13. Na3 c6 14. Bg5 h6 15. Bh4 Qc7 16. Qd2 Nf8 17. Rad1 Rad8 18. axb5 cxb5 19. d5 Ng6 20. Bxf6 Bxf6 21. g3 Bc8 22. Kg2 h5 23. h4 Qd7 24. Rh1 Qg4 25. Qe3 Qd7 26. c4 bxc4 27. Nxc4 Qc7 28. Bd3 Qb8 29. Qd2 Nf8 30. Na5 Qb6 31. Nc6 Rd7 32. Ra1 Bb7 33. Rhc1 Rc7 34. Qc3 Rec8 35. Nd2 Rxc6 36. dxc6 Rxc6 37. Qa3 Rxc1 38. Rxc1 Nd7 39. Nc4 Qc5 40. b4 Qd4 41. f3 Be7 42. Na5 Qb6 43. Nxb7 Qxb7 44. Bxa6 Qb6 45. Qa5 Bd8 46. Rc8 Kh7 47. Rxd8 1-0

[Event "Sao Paulo op-B U2050 6th"]
[Site "Sao Paulo"]
[Date "2017.04.15"]
[Round "4"]
[White "Souza, Rodrigo Vilas Boas"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1874"]
[BlackElo "1800"]
[PlyCount "87"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. Qc2 Bg4 6. 0-0 e6 7. Re1 Be7 8. d3 0-0 9. Nbd2 Qc7 10. h3 Bh5 11. Nf1 d5 12. Ng3 Bg6 13. Nh4 Bd6 14. Nxg6 hxg6 15. Nf1 d4 16. g3 e5 17. a4 Rac8 18. Bf3 Nd7 19. Qe2 Na5 20. c4 a6 21. g4 Rb8 22. Bd2 Nb3 23. Ra3 Nxd2 24. Nxd2 Rfe8 25. Kg2 Nf8 26. Nf1 Ne6 27. Qd2 Nf4+ 28. Kh2 b5 29. axb5 axb5 30. b3 Qe7 31. Ng3 Qh4 32. Bg2 bxc4 33. bxc4 Rb6 34. Rea1 Bf8 35. Ra8 Re7 36. Qa5 Rb2 37. Rxf8+ Kxf8 38. Qd8+ Re8 39. Qxh4 Kg8 40. Bf1 g5 41. Qxg5 Rxf2+ 42. Kg1 f6 43. Qh4 g5 44. Qh6 1-0

[Event "Sao Paulo op-B U2050 6th"]
[Site "Sao Paulo"]
[Date "2017.04.14"]
[Round "2"]
[White "Almeida, Flavio Silva"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1815"]
[BlackElo "1800"]
[PlyCount "116"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 d5 4. cxd5 Nxd5 5. Bxd5 Qxd5 6. Nf3 Bh3 7. Rg1 Bg4 8. Nc3 Qa5 9. Qb3 Bxf3 10. exf3 Qb4 11. Nd5 Qxb3 12. axb3 Bd6 13. d4 Nc6 14. dxe5 Nxe5 15. Ke2 Kd7 16. f4 Nc6 17. Rd1 Rhe8+ 18. Be3 Rad8 19. Kf3 Kc8 20. Bxa7 b6 21. Bxb6 cxb6 22. Nxb6+ Kb7 23. Nc4 Bc5 24. Kg4 Nd4 25. Ra5 f5+ 26. Kh3 Bb6 27. Nxb6 Kxb6 28. Ra3 Nb5 29. Rxd8 Rxd8 30. Ra2 Rd3 31. Ra8 Rd7 32. Rh8 g6 33. g4 Nd4 34. b4 Kc6 35. Kh4 Kd6 36. h3 Ke6 37. Rb8 Kf7 38. b5 Kg7 39. b6 Nc6 40. Rc8 Ne7 41. Rc7 Rxc7 42. bxc7 Kf6 43. b4 h6 44. b5 Nc8 45. f3 Nb6 46. Kg3 Ke6 47. h4 Nc8 48. Kf2 h5 49. gxh5 gxh5 50. Ke3 Kd5 51. Kd3 Kc5 52. Kc3 Nb6 53. Kd3 Kd6 54. Kd4 Nc8 55. Kc4 Nb6+ 56. Kd4 Nc8 57. Kc4 Nb6+ 58. Kd4 Nc8 1/2-1/2

[Event "Sao Paulo op-B U2050 6th"]
[Site "Sao Paulo"]
[Date "2017.04.14"]
[Round "1"]
[White "De Souza, Leonardo F Pereira"]
[Black "Vieira, Alexandre Letizio"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "1800"]
[BlackElo "1840"]
[PlyCount "106"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 cxd2+ 6. Bxd2 Bxg7 7. c3 Nc6 8. Bc4 Ne5 9. Qe2 0-0 10. 0-0-0 Nxc4 11. Qxc4 Be6 12. Qa4 Qd5 13. Be3 Qxa2 14. Qxa2 Bxa2 15. Rd7 Rfc8 16. Rxe7 Be6 17. Bf4 b5 18. Rxc7 Rxc7 19. Bxc7 Rc8 20. Ba5 Bh6+ 21. Kb1 Bf5+ 22. Ka2 Rc4 23. b3 Re4 24. Nf3 Re2+ 25. Ka3 Rxf2 26. Nd4 Bd7 27. Re1 Rxg2 28. Re2 Rxe2 29. Nxe2 f5 30. Bc7 Kf7 31. Kb4 Be3 32. Nf4 Bc6 33. Be5 Bb6 34. c4 a5+ 35. Kc3 b4+ 36. Kd2 a4 37. bxa4 Bxa4 38. Ke2 Bc6 39. Kd2 Bd8 40. Nd3 Bg5+ 41. Ke2 Ke7 42. Nf4 Bf6 43. Bxf6+ Kxf6 44. Ke3 Be4 45. Kd4 Kg5 46. Ne2 Bf3 47. Ng1 Be4 48. c5 b3 49. Kc3 b2 50. Kxb2 f4 51. Nh3+ Kf5 52. Nf2 Bc6 53. Kc3 Ke5 1/2-1/2

[Event "Luiz Rego Memorial"]
[Site "Teresina"]
[Date "2013.08.18"]
[Round "6"]
[White "Amorim, Gidelson Ferreira"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "D07"]
[PlyCount "80"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nf3 Nc6 4. e3 Bg4 5. Be2 e6 6. 0-0 Be7 7. a3 0-0 8. b4 dxc4 9. Bxc4 a6 10. Be2 Ne4 11. Qc2 Bf5 12. Bd3 Nd6 13. e4 Bg6 14. Bb2 Nb5 15. Qc4 Nd6 16. Qc2 Ne8 17. Rd1 Nf6 18. Nbd2 Nh5 19. g3 Bg5 20. e5 Bxd2 21. Qxd2 Qd5 22. Nh4 Bxd3 23. Qxd3 g6 24. Bc1 Rad8 25. Be3 Nxe5 26. Qe2 Nd7 27. Rac1 c6 28. Ng2 Rfe8 29. Bh6 Ndf6 30. Nf4 Nxf4 31. Bxf4 Qe4 32. Qb2 Rd5 33. Be5 Nh5 34. Re1 Qg4 35. Qc2 f6 36. Re4 Qg5 37. f4 Nxf4 38. Rxf4 f5 39. h4 Qh6 40. Rd1 g5 1-0

[Event "Luiz Rego Memorial"]
[Site "Teresina"]
[Date "2013.08.17"]
[Round "4"]
[White "De Souza, Leonardo F Pereira"]
[Black "Silva, Heraldo Aparecido"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1773"]
[BlackElo "1700"]
[PlyCount "31"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. g3 b4 7. Nb1 Bb7 8. Bg2 d6 9. e4 Nbd7 10. Ne2 g6 11. 0-0 Bg7 12. f4 0-0 13. Nd2 Ra7 14. Nc4 Ba6 15. Qc2 Qa8 16. e5 1-0

[Event "Luiz Rego Memorial"]
[Site "Teresina"]
[Date "2013.08.17"]
[Round "3"]
[White "Pereira Fo, Hildebrando Apolon"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1846"]
[PlyCount "79"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. Nc3 d5 4. cxd5 exd5 5. e3 c6 6. Be2 Bd6 7. d4 0-0 8. 0-0 Bg4 9. Ng5 Bxe2 10. Qxe2 Qc7 11. h3 h6 12. e4 dxe4 13. Ngxe4 Nbd7 14. Qf3 Nd5 15. Bd2 Nxc3 16. Bxc3 f5 17. Nd2 Nb6 18. Rfe1 Qf7 19. b3 g5 20. Qd3 Nd5 21. Nc4 Bc7 22. Ne5 Nf4 23. Nxf7 Nxd3 24. Nxh6+ Kh7 25. Re7+ Kxh6 26. Rxc7 Nf4 27. Bd2 Ne2+ 28. Kf1 Rfe8 29. h4 Nxd4 30. Bxg5+ Kg6 31. Rxb7 Re4 32. Re1 Rae8 33. Rxe4 Rxe4 34. Rxa7 Nc2 35. Re7 Nb4 36. Rxe4 fxe4 37. a3 Nc2 38. Be7 Kf7 39. Bc5 Ke6 40. h5 1-0

[Event "Luiz Rego Memorial"]
[Site "Teresina"]
[Date "2013.08.16"]
[Round "2"]
[White "De Souza, Leonardo F Pereira"]
[Black "Correa, Luca Soares"]
[Result "0-1"]
[ECO "E19"]
[BlackElo "1745"]
[PlyCount "100"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. bxc3 f5 10. Re1 d6 11. Bb2 Nd7 12. Rad1 Qe8 13. Bc1 c5 14. d5 e5 15. Bg5 e4 16. Bxe7 Qxe7 17. Nd2 e3 18. Nf3 exf2+ 19. Kxf2 f4 20. Kg1 fxg3 21. hxg3 Qe3+ 22. Kh1 Rf6 23. Qd3 Rh6+ 24. Nh2 Qg5 25. Kg1 Ne5 26. Nf3 Nxd3 27. Nxg5 Nxe1 28. Rxe1 Re8 29. Ne6 Rhxe6 30. dxe6 Bxg2 31. Kxg2 Rxe6 32. e4 Kf7 33. Kf3 Rf6+ 34. Ke3 Ke6 35. Rd1 h5 36. Rd5 g6 37. Rd1 Rf7 38. a4 g5 39. Rd5 Rg7 40. Rf5 h4 41. gxh4 gxh4 42. Rh5 Rg3+ 43. Kd2 h3 44. Rh6+ Ke5 45. Rh4 Rg2+ 46. Ke3 h2 47. Kf3 Rc2 48. Rh5+ Kf6 49. Kg3 Rxc3+ 50. Kxh2 Rxc4 0-1

[Event "Luiz Rego Memorial"]
[Site "Teresina"]
[Date "2013.08.16"]
[Round "1"]
[White "Lemos, Dawton Almino"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2007"]
[BlackElo "1773"]
[PlyCount "31"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 dxe4 7. dxe4 Qc7 8. 0-0 Be7 9. Re1 0-0 10. c3 b5 11. a4 b4 12. Bf1 Bb7 13. Qc2 Rac8 14. Nc4 Na5 15. Bf4 Qd8 16. Rad1 1-0

[Event "Piauiense-ch sf1"]
[Site "Teresina"]
[Date "2013.04.28"]
[Round "5.5"]
[White "De Souza, Leonardo F Pereira"]
[Black "Asevedo, Francisco de Assis"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "69"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e5 4. dxe5 d4 5. Ne4 Qa5+ 6. Bd2 Qxe5 7. Ng3 Nf6 8. Nf3 Qd6 9. Bg5 Qb4+ 10. Qd2 Qxd2+ 11. Nxd2 Be7 12. Nde4 Bb4+ 13. Kd1 Ng4 14. h3 Ne5 15. Bf4 Ng6 16. Bd6 Na6 17. Bxb4 Nxb4 18. Nd6+ Kf8 19. a3 Na6 20. b4 Be6 21. e3 dxe3 22. fxe3 b6 23. c5 Rd8 24. Bxa6 bxc5 25. bxc5 Ne5 26. Ke2 g6 27. Nge4 Kg7 28. Rab1 Rb8 29. Rb7 Ra8 30. Ng5 Bc8 31. Nxc8 Raxc8 32. Rf1 Rcf8 33. Ne6+ Kh6 34. Nxf8 Rxf8 35. Re7 1-0

[Event "Piauiense-ch sf1"]
[Site "Teresina"]
[Date "2013.04.28"]
[Round "4.4"]
[White "De Souza, Leonardo F Pereira"]
[Black "Correa, Luca Soares"]
[Result "0-1"]
[ECO "E43"]
[BlackElo "1713"]
[PlyCount "48"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. e3 Bb4 6. Be2 Ne4 7. Bd2 Bxc3 8. Bxc3 0-0 9. 0-0 d6 10. Qc2 f5 11. d5 Nxc3 12. Qxc3 exd5 13. Rad1 dxc4 14. Bxc4+ Kh8 15. Ne5 Qg5 16. Bd5 Bxd5 17. Rxd5 dxe5 18. Qxc7 Na6 19. Qxe5 Rae8 20. Qc3 Nc5 21. Qa3 a5 22. Rd6 Rf6 23. Rfd1 Rxd6 24. Rxd6 Rd8 0-1

[Event "Piauiense-ch sf1"]
[Site "Teresina"]
[Date "2013.04.27"]
[Round "2.7"]
[White "De Souza, Leonardo F Pereira"]
[Black "De Freitas, Climerio Martins"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "164"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Qb3 Qc7 6. cxd5 cxd5 7. Nxd5 Nxd5 8. Qxd5 e6 9. Qb5+ Nc6 10. Bd2 Bd6 11. e3 0-0 12. Rc1 a6 13. Qb3 Be4 14. Ng5 Bg6 15. Bd3 Qe7 16. Ne4 Bb4 17. a3 Bxd2+ 18. Nxd2 Bxd3 19. Qxd3 Rfd8 20. Qe4 Rac8 21. 0-0 Rd5 22. Nf3 Rcd8 23. Rc2 Qf6 24. Qh4 Qg6 25. Rfc1 f6 26. h3 e5 27. Rc4 e4 28. Ne1 f5 29. Qf4 Qf7 30. Rc5 R8d6 31. Rxd5 Rxd5 32. f3 Qe7 33. fxe4 fxe4 34. Nc2 g6 35. Rf1 Rf5 36. Qg4 Qe6 37. Rxf5 Qxf5 38. Qxf5 gxf5 39. Kf2 Kf7 40. Kg3 Na5 41. Kf4 Kf6 42. b4 Nc4 43. g4 fxg4 44. hxg4 h6 45. Kxe4 Kg5 46. Kf3 Nd2+ 47. Kg3 Ne4+ 48. Kf3 Nd2+ 49. Ke2 Ne4 50. Ne1 Kxg4 51. Ng2 h5 52. Nf4 h4 53. d5 h3 54. Kf1 Kg3 55. Nh5+ Kf3 56. Kg1 Kxe3 57. Ng3 Nd6 58. Nh5 Kd4 59. Nf4 Kc4 60. Kh2 Kb3 61. Kxh3 Kxa3 62. Nd3 Kb3 63. Kg3 Kc3 64. Nf4 Kxb4 65. Kf3 Kc3 66. Ke3 a5 67. Ne2+ Kc4 68. Nf4 b5 69. Kd2 a4 70. Kc2 b4 71. Kb2 a3+ 72. Ka2 Nb5 73. Ka1 b3 74. Ne2 Kxd5 75. Nc3+ Kc4 76. Nb1 Kb4 77. Nd2 b2+ 78. Kb1 Nd6 79. Nb3 Ne4 80. Kc2 Nc3 81. Nd2 Na4 82. Kb1 Kc3 0-1

[Event "Piauiense-ch sf1"]
[Site "Teresina"]
[Date "2013.04.27"]
[Round "3.7"]
[White "Ferreira, Joao Gabriel Soares"]
[Black "De Souza, Leonardo F Pereira"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "40"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. 0-0 Nf5 8. dxc5 Bxc5 9. Nbd2 Qc7 10. Re1 Bd7 11. Bd3 0-0 12. Nb3 Bb6 13. Nbd4 Ncxd4 14. Nxd4 Qc5 15. Qg4 Nxd4 16. Bh6 Nf5 17. Bxf5 Qxf2+ 18. Kh1 g6 19. Bxf8 exf5 20. Qb4 Rxf8 0-1

[Event "Piauiense-ch sf1"]
[Site "Teresina"]
[Date "2013.04.26"]
[Round "1.5"]
[White "Sales, Luis Carlos"]
[Black "De Souza, Leonardo F Pereira"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1854"]
[PlyCount "85"]
[EventDate "2013.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. Nbd2 c5 5. c3 Be7 6. e3 0-0 7. h3 Nc6 8. Be2 cxd4 9. exd4 Qb6 10. Qb3 Qxb3 11. axb3 a6 12. b4 Bd7 13. 0-0 Ne8 14. b5 Nb8 15. Bxb8 Rxb8 16. Ne5 Nf6 17. Nxd7 Nxd7 18. bxa6 bxa6 19. b4 Rfc8 20. Nb1 Nf6 21. Rxa6 Ne4 22. Ra3 Rb6 23. Bd3 Nd6 24. f4 Nc4 25. Bxc4 Rxc4 26. Ra7 Bf8 27. f5 Rbc6 28. fxe6 fxe6 29. Ra8 Rc8 30. Rxc8 Rxc8 31. Rf3 Ra8 32. Nd2 Ra2 33. Nb3 Rb2 34. Nc5 Bxc5 35. dxc5 Ra2 36. Kf1 e5 37. Rd3 Ra1+ 38. Ke2 Rg1 39. Kf2 Rc1 40. c6 d4 41. c7 Rc2+ 42. Ke1 Rc1+ 43. Kd2 1-0

