[Event "Mogi das Cruzes op 09"]
[Site "Mogi das Cruzes"]
[Date "2013.09.28"]
[Round "4"]
[White "De Sousa, Lucas Mazim"]
[Black "Serpa, Rafael Araujo"]
[Result "1-0"]
[ECO "E30"]
[WhiteElo "1720"]
[BlackElo "1918"]
[PlyCount "103"]
[EventDate "2013.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. Qd3 h6 6. Bd2 0-0 7. Nf3 d5 8. dxc5 Bxc5 9. cxd5 Qb6 10. e3 Nxd5 11. Nxd5 exd5 12. Bc3 Rd8 13. Qb5 Qd6 14. Rd1 a6 15. Qb3 b5 16. Be2 Be6 17. Nd4 Nc6 18. 0-0 Rab8 19. Nxc6 Qxc6 20. Bf3 Bb6 21. Bd4 Qc4 22. Rc1 Qxb3 23. axb3 Bxd4 24. exd4 Rbc8 25. Rfe1 Kf8 26. Kf1 g6 27. Ke2 Ke7 28. Kd2 Kd6 29. Rc3 Rxc3 30. bxc3 a5 31. Ra1 Ra8 32. c4 bxc4 33. bxc4 a4 34. Kc3 Ra7 35. c5+ Kc6 36. Ra2 Kb5 37. Rb2+ Kc6 38. Rb6+ Kc7 39. Bd1 a3 40. Rb1 Bf5 41. Ra1 a2 42. Bb3 Kc6 43. Rxa2 Re7 44. Ra6+ Kb5 45. Rb6+ Ka5 46. Bxd5 Re1 47. Rb2 Rc1+ 48. Kb3 Rd1 49. Bc4 Bb1 50. Be2 Re1 51. Kc3 Rc1+ 52. Kd2 1-0

[Event "Mogi das Cruzes op 09"]
[Site "Mogi das Cruzes"]
[Date "2013.09.28"]
[Round "5"]
[White "Mendes, Rodrigo Machado"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1979"]
[BlackElo "1720"]
[PlyCount "210"]
[EventDate "2013.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d3 Bf5 6. Qb3 Qxb3 7. axb3 Rd8 8. Kd2 Nf6 9. h3 g6 10. g4 Be4 11. Be2 Bd5 12. Kc2 Ne5 13. Nbd2 Bh6 14. Re1 Bxd2 15. Nxd2 Nc6 16. f4 h5 17. g5 Nd7 18. Nc4 Be6 19. Bf3 Ndb8 20. h4 0-0 21. Ne5 Bf5 22. Rd1 Rd6 23. Be3 b6 24. Nc4 Rd7 25. Be4 Bxe4 26. dxe4 Rfd8 27. Rxd7 Rxd7 28. Bf2 Kf8 29. Ne3 e6 30. e5 Ne7 31. Nc4 Nd5 32. Bg3 Nc6 33. Nd6 Nce7 34. Kd2 Nf5 35. Nxf5 exf5 36. Ke2 Ke7 37. Rd1 Nc7 38. Ra1 Ne6 39. Ra4 Nd8 40. b4 cxb4 41. Rxb4 Nc6 42. Ra4 Na5 43. Bf2 Ke6 44. Be3 Kd5 45. Rd4+ Kc6 46. Ra4 Nb3 47. Rc4+ Kd5 48. Rc8 Nc5 49. Bxc5 bxc5 50. Kd3 Rb7 51. Rd8+ Kc6 52. Rd6+ Kb5 53. b3 Rc7 54. e6 fxe6 55. Rxe6 Rc6 56. Re8 Rd6+ 57. Kc2 Kc6 58. Ra8 Rd7 59. Rg8 Rd6 60. Rg7 a6 61. Ra7 Kd5 62. Kd3 c4+ 63. bxc4+ Kc5+ 64. Kc2 Kxc4 65. Rc7+ Kb5 66. c4+ Kb4 67. c5 Rd5 68. c6 Kb5 69. Rd7 Kxc6 70. Rg7 Rd6 71. Kc3 Kb5 72. Rc7 Rb6 73. Rd7 Rc6+ 74. Kb3 a5 75. Rd5+ Rc5 76. Rd6 a4+ 77. Ka3 Rc3+ 78. Kb2 Rh3 79. Rxg6 Rxh4 80. Rh6 Rxf4 81. Rxh5 Kb4 82. g6 Rf2+ 83. Kb1 f4 84. g7 Rg2 85. Rf5 Kb3 86. Rb5+ Kc4 87. Rf5 Kb3 88. Rb5+ Ka3 89. Rf5 Rg1+ 90. Kc2 Rxg7 91. Rxf4 Rb7 92. Kc3 Rc7+ 93. Kd2 Kb3 94. Rf3+ Kb2 95. Rf5 Rd7+ 96. Ke3 a3 97. Rb5+ Ka2 98. Ke4 Rd2 99. Ke3 Rb2 100. Rc5 Kb1 101. Kd3 a2 102. Rf5 Rb3+ 103. Kc4 Rc3+ 104. Kb4 a1Q 105. Rf1+ Rc1 0-1

[Event "Mogi das Cruzes op 09"]
[Site "Mogi das Cruzes"]
[Date "2013.09.27"]
[Round "3"]
[White "De Carvalho, Vinicius Fonseca El"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1402"]
[BlackElo "1720"]
[PlyCount "62"]
[EventDate "2013.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 d6 5. d3 Nf6 6. Bg5 Be7 7. 0-0 0-0 8. Qe2 a6 9. a4 b6 10. Rad1 Bb7 11. Be3 d5 12. Bb3 d4 13. Nd2 dxc3 14. bxc3 e5 15. f4 exf4 16. Bxf4 Bc8 17. h3 Be6 18. Bxe6 fxe6 19. c4 Nd4 20. Qf2 Nh5 21. g3 Nxg3 22. Qe3 Nge2+ 23. Kh1 Nxf4 24. Rxf4 Rxf4 25. Qxf4 Bg5 26. Qg4 Bxd2 27. Rxd2 Qf6 28. Rg2 Nf3 29. Rf2 Qa1+ 30. Kg2 Qg1+ 31. Kxf3 Rf8+ 0-1

[Event "Mogi das Cruzes op 09"]
[Site "Mogi das Cruzes"]
[Date "2013.09.27"]
[Round "2"]
[White "De Sousa, Lucas Mazim"]
[Black "Chih, Lee Hung"]
[Result "0-1"]
[ECO "A55"]
[WhiteElo "1720"]
[BlackElo "1997"]
[PlyCount "58"]
[EventDate "2013.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 Be7 6. Be2 0-0 7. 0-0 c6 8. h3 h6 9. b3 Nh7 10. Qc2 Ng5 11. Nxg5 hxg5 12. Be3 Bf6 13. d5 c5 14. Bg4 a6 15. a4 Re8 16. Ne2 Nf8 17. Bxc8 Rxc8 18. a5 Ng6 19. b4 cxb4 20. Rfb1 Qd7 21. Rxb4 g4 22. hxg4 Qxg4 23. Rxb7 Nf4 24. Bxf4 exf4 25. f3 Qh4 26. Rc1 Re5 27. Qd2 Rh5 28. Qxf4 Bd4+ 29. Kf1 Qf2# 0-1

[Event "Mogi das Cruzes op 09"]
[Site "Mogi das Cruzes"]
[Date "2013.09.26"]
[Round "1"]
[White "Terao, Juliana Sayumi"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "2148"]
[BlackElo "1720"]
[PlyCount "47"]
[EventDate "2013.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Nb3 0-0 8. 0-0 Na5 9. Bg5 h6 10. Bh4 Nxb3 11. axb3 d6 12. f4 Qc7 13. Kh1 Qc5 14. Bd3 Ng4 15. Qd2 Qh5 16. Bg3 Bd4 17. Be2 Qc5 18. Na4 Be3 19. Qd1 Qh5 20. h3 f5 21. Bh2 Qh4 22. hxg4 fxg4 23. g3 Qh3 24. Qd3 1-0

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.05.01"]
[Round "7"]
[White "Bastos, Guilherme Exterhott"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1971"]
[BlackElo "1722"]
[PlyCount "41"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 e6 5. Qb3 Nbd7 6. Nc3 dxc4 7. Bxc4 Rb8 8. Nb5 Bd6 9. Bxd6 cxd6 10. Nxd6+ Kf8 11. Nxf5 Qa5+ 12. Qc3 Qxf5 13. Nf3 Qg4 14. 0-0 g5 15. Qa5 Rg8 16. Ne5 Nxe5 17. Qxe5 Kg7 18. f4 Rbc8 19. fxg5 Rxc4 20. Qxf6+ Kf8 21. Qxf7# 1-0

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.04.30"]
[Round "5"]
[White "De Sousa, Lucas Mazim"]
[Black "Amato de Vercosa Cha, Joao Pedro"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1722"]
[BlackElo "1851"]
[PlyCount "74"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Bd3 e5 7. dxe5 dxe5 8. 0-0 Nc6 9. Bg5 Bg4 10. h3 Be6 11. Nd5 h6 12. Bh4 g5 13. Bg3 Nh5 14. Bh2 Nf4 15. Bxf4 exf4 16. Rb1 Ne5 17. Nxe5 Bxe5 18. Qh5 Kg7 19. Rfd1 c6 20. Nb4 Qb6 21. a3 Rad8 22. Qe2 Rd7 23. Nc2 Rfd8 24. Ne1 Qb3 25. Rd2 c5 26. Rbd1 Qb6 27. Nf3 f6 28. Qe1 Bxb2 29. Rb1 Rxd3 30. Rdxb2 Qxb2 31. Rxb2 Rd1 32. Rxb7+ Kg6 33. Qxd1 Rxd1+ 34. Kh2 Rd7 35. Rb5 Bxc4 36. Rxc5 Bd3 37. e5 Be4 1/2-1/2

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.04.30"]
[Round "6"]
[White "Gomes, Rodrigo Sato"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1800"]
[BlackElo "1722"]
[PlyCount "72"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 e6 4. Nc3 Nf6 5. d3 Be7 6. Be3 0-0 7. f4 Qb6 8. b3 Rd8 9. e5 Ne8 10. Nge2 d5 11. d4 Qa5 12. Bd2 Qc7 13. Be3 cxd4 14. Nxd4 Bb4 15. Qd3 Qa5 16. Bd2 Qa3 17. 0-0 Nxd4 18. Nb1 Qb2 19. Bxb4 Qxa1 20. Nc3 Qb2 21. Qxd4 a5 22. Rb1 Qxc2 23. Ba3 Bd7 24. Rc1 Qf5 25. Qc5 h6 26. Ne2 Rdc8 27. Qe3 Rxc1+ 28. Qxc1 Rc8 29. Qe1 Qd3 30. Bf1 Bb5 31. Nc1 Qxf1+ 32. Qxf1 Bxf1 33. Kxf1 Rc2 34. Kg1 b5 35. Nd3 b4 36. Ne1 Rd2 0-1

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.04.29"]
[Round "3"]
[White "De Sousa, Lucas Mazim"]
[Black "De Almeida, Vitor Felipe"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1722"]
[BlackElo "1790"]
[PlyCount "105"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Nf3 e6 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 Nf6 8. cxd5 exd5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. 0-0 0-0 12. Rab1 Rfe8 13. b4 b5 14. a4 a6 15. a5 Ne4 16. Qc2 f5 17. Ne2 Re6 18. Nf4 Rh6 19. Nd3 Rf8 20. Nfe5 Nxe5 21. Nxe5 f4 22. f3 Ng5 23. Rfc1 fxe3 24. Qxc6 Qxc6 25. Rxc6 Rxc6 26. Nxc6 Re8 27. Re1 Nf7 28. Kf1 Nd6 29. Ke2 Nc4 30. Kd3 Nb2+ 31. Kc3 Nc4 32. Re2 Nd6 33. Ne5 Nc4 34. Kd3 h5 35. Ng6 Kf7 36. Nf4 Rd8 37. Nxh5 Kg6 38. Ng3 Kg5 39. Nf1 Re8 40. Nxe3 Nxe3 41. Rxe3 Rd8 42. Re6 Ra8 43. Re5+ Kf6 44. Rxd5 Ke6 45. Re5+ Kd6 46. Rg5 Ra7 47. Ke4 Ke6 48. d5+ Kf6 49. Rf5+ Kg6 50. d6 Rd7 51. Ke5 Rd8 52. g4 Re8+ 53. Kd5 1-0

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.04.29"]
[Round "4"]
[White "Dos Reis, Nicolas Rodrigues"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "1895"]
[BlackElo "1722"]
[PlyCount "62"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 0-0 8. c3 Nd7 9. Bd3 g6 10. h4 b6 11. h5 Bb7 12. hxg6 fxg6 13. Qc2 Rf7 14. 0-0-0 Qe7 15. Rde1 c5 16. Nxf6+ Qxf6 17. Be4 Bxe4 18. Qxe4 Rc8 19. Qxe6 Qxe6 20. Rxe6 cxd4 21. Nxd4 Rxf2 22. Re7 Nc5 23. Rhxh7 Nd3+ 24. Kb1 Rxb2+ 25. Ka1 Re8 26. Rhg7+ Kh8 27. Rh7+ Kg8 28. Rxe8+ Kxh7 29. Re3 Rd2 30. Kb1 Rb2+ 31. Ka1 Rd2 1/2-1/2

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.04.28"]
[Round "1"]
[White "De Sousa, Lucas Mazim"]
[Black "Da Silva, Lucas Henrique Lins"]
[Result "0-1"]
[ECO "E13"]
[WhiteElo "1722"]
[BlackElo "2030"]
[PlyCount "54"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 b6 5. Nf3 Bb7 6. e3 Bxc3+ 7. bxc3 d6 8. Bd3 Nbd7 9. 0-0 0-0 10. Nd2 e5 11. d5 Nc5 12. Bc2 h6 13. Bxf6 Qxf6 14. Qg4 Bc8 15. Qg3 a5 16. f4 exf4 17. exf4 Re8 18. Rae1 Bf5 19. Bxf5 Qxf5 20. Rxe8+ Rxe8 21. Re1 Rxe1+ 22. Qxe1 Qxf4 23. Nf3 Nd3 24. Qe8+ Kh7 25. h3 Ne5 26. Nd4 Qe3+ 27. Kh1 Qe1+ 0-1

[Event "BRA-ch U18"]
[Site "Sao Paulo"]
[Date "2012.04.28"]
[Round "2"]
[White "Dos Santos, Lucas Aparecido"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1957"]
[BlackElo "1722"]
[PlyCount "77"]
[EventDate "2012.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 d6 8. Bb3 Bd7 9. f3 0-0 10. Qd2 a6 11. 0-0-0 Qa5 12. Kb1 Rfc8 13. g4 Nxd4 14. Bxd4 b5 15. h4 h6 16. g5 hxg5 17. hxg5 Nh5 18. Rxh5 Bxd4 19. Qxd4 gxh5 20. g6 Rc4 21. Bxc4 bxc4 22. Rg1 Qe5 23. Qe3 Qc5 24. gxf7+ Kxf7 25. Qf4+ Bf5 26. Rg5 e6 27. exf5 e5 28. Qd2 Rh8 29. Ne4 Qd4 30. Nxd6+ Kf8 31. Qxd4 exd4 32. Nxc4 Ke7 33. Nd2 Kf6 34. Ne4+ Ke5 35. f6+ Ke6 36. b3 h4 37. Rg2 Kf5 38. f7 Rf8 39. Rg8 1-0

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.24"]
[Round "9"]
[White "Rouanet, Luiz Paulo"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2033"]
[BlackElo "1721"]
[PlyCount "48"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 d5 3. Nf3 dxc4 4. e3 e6 5. Bxc4 c5 6. Nc3 a6 7. Bb3 b5 8. dxc5 Qxd1+ 9. Bxd1 Bxc5 10. 0-0 Bb7 11. Ne5 0-0 12. Bf3 Bxf3 13. Nxf3 Nc6 14. Bd2 Bd6 15. Rfd1 Ne5 16. Ng5 Nc4 17. Be1 Be5 18. Nf3 Bc7 19. b3 Ne5 20. Nd4 Bb6 21. h3 Rac8 22. Nce2 Nd5 23. Kf1 Nc6 24. Nxc6 Rxc6 1/2-1/2

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.23"]
[Round "6"]
[White "De Sousa, Lucas Mazim"]
[Black "Dias, Andre Luiz Alexandr"]
[Result "1/2-1/2"]
[ECO "E30"]
[WhiteElo "1721"]
[BlackElo "2054"]
[PlyCount "89"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 Qe7 5. e4 Bxc3+ 6. bxc3 Qa3 7. Qc2 Nxe4 8. Bd2 Nxd2 9. Qxd2 d6 10. Bd3 Nd7 11. Rb1 a6 12. Nf3 h6 13. 0-0 Nf6 14. Qc2 Qa5 15. d5 e5 16. Nh4 b6 17. f4 Qc5+ 18. Kh1 Bd7 19. fxe5 dxe5 20. Rbe1 0-0-0 21. Nf3 e4 22. Bxe4 Nxe4 23. Qxe4 Rde8 24. Qd3 Rxe1 25. Rxe1 Re8 26. Rxe8+ Bxe8 27. Qe4 Bd7 28. h3 f5 29. Qd3 Kb7 30. Nd4 b5 31. Nb3 Qf2 32. Qb1 Kc8 33. c5 Kd8 34. Nd4 Ke7 35. c6 Bc8 36. Qb4+ Kf7 37. Nf3 Qxa2 38. Ne5+ Kg8 39. Ng6 Kh7 40. Ne7 a5 41. Qf4 b4 42. Nxc8 Qb1+ 43. Kh2 bxc3 44. Ne7 Qe4 45. Qxe4 1/2-1/2

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.22"]
[Round "4"]
[White "De Sousa, Lucas Mazim"]
[Black "Da Silva, Hermes Ludovino"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1721"]
[PlyCount "58"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. Bg5 Be7 6. e3 d5 7. Bd3 Nbd7 8. 0-0 0-0 9. Bf4 c5 10. cxd5 Nxd5 11. Nxd5 Bxd5 12. dxc5 Bxc5 13. Rc1 Nf6 14. Bg5 Be7 15. Bb1 b5 16. Nd4 a6 17. Nc6 Qd7 18. Nxe7+ Qxe7 19. e4 h6 20. Bxf6 Qxf6 21. exd5 exd5 22. Qxd5 Rad8 23. Qf5 Qxf5 24. Bxf5 g6 25. Bc2 Rfe8 26. Rfe1 Rf8 27. Bb3 Rd2 28. Re7 Rxb2 29. g3 a5 1-0

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.22"]
[Round "5"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "1721"]
[PlyCount "66"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. Nxc6 bxc6 7. Bd3 d5 8. e5 Nd7 9. Bf4 Bb4 10. 0-0 h5 11. Ne2 g5 12. c3 Be7 13. Be3 Nxe5 14. Bd4 Bf6 15. f4 Ng4 16. Rf3 Bxd4+ 17. Nxd4 gxf4 18. Qe1 Qg5 19. h4 Qe5 20. Nxc6 Qc7 21. Nd4 Ne5 22. Bb5+ Bd7 23. Bxd7+ Nxd7 24. Qd2 Rg8 25. Raf1 0-0-0 26. Nb5 Qb6+ 27. Nd4 e5 28. Kh1 exd4 29. cxd4 Rde8 30. Qc2+ Kd8 31. Rc3 Qa6 32. Rf2 Rg4 33. Rb3 Rxh4+ 0-1

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.21"]
[Round "3"]
[White "Cavalcante Souza, Guilherme P"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D50"]
[BlackElo "1721"]
[PlyCount "87"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. Bg5 e6 5. e4 Be7 6. Bxc4 Nxe4 7. Bxe7 Nxc3 8. Bxd8 Nxd1 9. Bxc7 Nxb2 10. Bb5+ Bd7 11. Bxd7+ Kxd7 12. Be5 Nd3+ 13. Ke2 Nxe5 14. dxe5 Nc6 15. f4 Rhd8 16. Nf3 Ke7 17. Rhd1 Rd5 18. Rab1 b6 19. Rbc1 Rxd1 20. Kxd1 Rd8+ 21. Ke2 Nd4+ 22. Nxd4 Rxd4 23. Rc7+ Rd7 24. Rc8 f6 25. g3 Kf7 26. Ke3 Kg6 27. exf6 Kxf6 28. g4 Rd5 29. g5+ Kg6 30. Rc6 Ra5 31. Rxe6+ Kf5 32. Re7 Rxa2 33. Rxg7 Ra3+ 34. Kd4 Kxf4 35. h4 b5 36. Kc5 a6 37. Rxh7 Ra4 38. g6 Kf5 39. g7 Rg4 40. h5 b4 41. h6 b3 42. Rh8 b2 43. Rb8 Rg5 44. Rxb2 1/2-1/2

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.21"]
[Round "2"]
[White "De Sousa, Lucas Mazim"]
[Black "Chiari, Arthur Gontijo"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1721"]
[BlackElo "1969"]
[PlyCount "126"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 0-0 8. Ba3 b6 9. Bc4 Bb7 10. 0-0 Nc6 11. Rc1 Re8 12. Ng5 e6 13. f4 Na5 14. Bb5 c6 15. Bd3 Rc8 16. e5 c5 17. dxc5 bxc5 18. Bb5 Rf8 19. Be2 Qc7 20. Qc2 Rfd8 21. Rfd1 h6 22. Ne4 Bxe4 23. Qxe4 Bf8 24. h4 h5 25. Qa4 Nc6 26. Rd3 Rxd3 27. Bxd3 Ne7 28. Be4 Rd8 29. Rd1 Nd5 30. Bxd5 Rxd5 31. c4 Rxd1+ 32. Qxd1 Qa5 33. Qc1 Qa4 34. Kh2 Be7 35. Kh3 Qd7 36. Qe3 Qd1 37. Bxc5 Qh1+ 38. Kg3 Bxh4+ 39. Kf3 Qf1+ 40. Ke4 Qxc4+ 41. Bd4 Qxa2 42. Kd3 Qxg2 43. Bxa7 Qd5+ 44. Kc2 Qa2+ 45. Kc1 Qa1+ 46. Kc2 Qa2+ 47. Kc1 Qc4+ 48. Kb1 Qb4+ 49. Kc2 Be7 50. Kd1 Qb1+ 51. Ke2 Qc2+ 52. Kf1 Qd1+ 53. Kg2 Bh4 54. Bc5 Qg4+ 55. Kh2 g5 56. Be7 gxf4 57. Qc5 Qg3+ 58. Kh1 Qf3+ 59. Kg1 Qd1+ 60. Kg2 f3+ 61. Kh2 Qe2+ 62. Kh3 Qg2+ 63. Kxh4 Qg4# 0-1

[Event "Sao Paulo Braga op"]
[Site "Sao Paulo"]
[Date "2011.04.20"]
[Round "1"]
[White "Batista, Renato Luiz"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2203"]
[BlackElo "1721"]
[PlyCount "39"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. 0-0 c5 7. Nc3 Nc6 8. Re1 b5 9. Bb3 Bb7 10. d5 exd5 11. Nxd5 c4 12. Nxf6+ Qxf6 13. Bc2 Bd6 14. e4 0-0 15. e5 Nxe5 16. Nxe5 Rfd8 17. Qh5 g6 18. Ng4 Qd4 19. Qh4 Kh8 20. Bg5 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.08"]
[Round "7"]
[White "Farah, Daniel Landshoff"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1923"]
[BlackElo "1721"]
[PlyCount "77"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be2 e6 7. Be3 Be7 8. Qd2 0-0 9. f4 Nxd4 10. Bxd4 b6 11. Bf3 Bb7 12. 0-0-0 d5 13. e5 Ne4 14. Qe2 Nxc3 15. Bxc3 a5 16. g4 Ba6 17. Qg2 b5 18. f5 Qb6 19. Qd2 b4 20. Bd4 Bc5 21. Qg5 Bxd4 22. Rxd4 h6 23. Qd2 Rfc8 24. f6 Kh7 25. fxg7 Rg8 26. g5 hxg5 27. h4 g4 28. Rxg4 Rxg7 29. Rxg7+ Kxg7 30. Qg5+ Kf8 31. Qh6+ Ke8 32. Qh8+ Kd7 33. Qxa8 Qe3+ 34. Kb1 Qxf3 35. Qa7+ Kc6 36. Qxa6+ Kc5 37. Qxa5+ Kd4 38. Qxb4+ Kxe5 39. Qc3+ 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.07"]
[Round "6"]
[White "De Sousa, Lucas Mazim"]
[Black "Queiroz, Stella Becker"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1721"]
[PlyCount "37"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 c6 2. c4 d5 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 e6 7. Bd3 Be7 8. e5 c5 9. Nh3 cxd4 10. cxd4 Nc6 11. 0-0 Qxd4 12. Bf4 0-0 13. Rc1 Rd8 14. Bb1 Qxd1 15. Rfxd1 Rxd1+ 16. Rxd1 Nb4 17. Bg5 Bxg5 18. Nxg5 h6 19. Rd8# 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.07"]
[Round "5"]
[White "Heinrichs, Vivian"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1912"]
[BlackElo "1721"]
[PlyCount "115"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. d3 d5 9. e5 Ng4 10. h3 Nh6 11. g4 a6 12. a4 f6 13. exf6 Bxf6 14. Ne2 Be7 15. Ng3 Bd6 16. Ne2 Nf7 17. c3 Nh8 18. d4 Ng6 19. Ne5 Ncxe5 20. dxe5 Bb8 21. Be3 Qc7 22. Qe1 Qe7 23. Qf2 Nxe5 24. Bxc5 Bd6 25. Bxd6 Qxd6 26. Qd4 Nc6 27. Qd1 Na5 28. b3 Qb6+ 29. Nd4 Qc7 30. b4 Nc4 31. Qe2 Qd6 32. Rae1 Rxf4 33. Rxf4 Qxf4 34. Nxe6 Bxe6 35. Qxe6+ Kh8 36. Qe8+ Qf8 37. Qxf8+ Rxf8 38. Bxd5 Nd6 39. a5 Rb8 40. c4 b6 41. Re6 Nf7 42. Re7 Ng5 43. Kg2 h5 44. h4 Nh7 45. g5 Nf8 46. Bb7 Ne6 47. Bxa6 Nd4 48. axb6 Nf5 49. Re4 Rd8 50. c5 Rd2+ 51. Kf3 Ra2 52. c6 Ra3+ 53. Kf4 Nd6 54. c7 Rc3 55. c8Q+ Nxc8 56. Re8+ Kh7 57. Rxc8 Ra3 58. b7 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.06"]
[Round "3"]
[White "Araujo, Renan Aparecido"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "1917"]
[BlackElo "1721"]
[PlyCount "63"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Qa4+ Nd7 4. e3 e6 5. Bxc4 c5 6. Nf3 Ngf6 7. 0-0 Bd6 8. dxc5 Bxc5 9. Rd1 0-0 10. Nc3 Qe7 11. Bb3 b6 12. Qh4 Bb7 13. Bc2 Bxf3 14. gxf3 Ne5 15. Kg2 Ng6 16. Bxg6 fxg6 17. e4 Bb4 18. e5 Nh5 19. Qxe7 Bxe7 20. Rd7 Bc5 21. Nb5 Rf5 22. Nc7 Raf8 23. Nxe6 Rxf3 24. Nxf8 Rxf2+ 25. Kh3 Kxf8 26. Bg5 Rf5 27. Kg4 h6 28. Bh4 Rxe5 29. Kh3 g5 30. Bg3 Re3 31. Re1 Nf4+ 32. Kg4 1/2-1/2

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.06"]
[Round "4"]
[White "De Sousa, Lucas Mazim"]
[Black "Da Silva, Emerson Soares"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1721"]
[BlackElo "1777"]
[PlyCount "93"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Bb5+ Bd7 9. Qb3 cxd4 10. Bc4 0-0 11. cxd4 e6 12. Rb1 Qc7 13. d5 exd5 14. exd5 Re8+ 15. Be3 Qa5+ 16. Kf1 b6 17. g3 Bf5 18. Bd2 Bh3+ 19. Kg1 Qc5 20. Ng5 Rc8 21. Rc1 b5 22. Be2 Qe7 23. d6 Rxc1+ 24. Bxc1 Qxe2 25. Qxf7+ Kh8 26. Nxh3 Nc6 27. Bf4 Qe1+ 28. Kg2 Qe4+ 29. f3 Qe2+ 30. Nf2 Nd4 31. Qd5 Rf8 32. d7 Bf6 33. Bd6 Nc2 34. Bc5 Be7 35. Bd4+ Nxd4 36. Qxd4+ Kg8 37. Qd5+ Kg7 38. Rd1 Bd8 39. Rd2 Qc4 40. Qd6 Bc7 41. Qe7+ Qf7 42. Qe4 Rd8 43. Qd4+ Kg8 44. Ng4 Bb6 45. Nh6+ Kf8 46. Nxf7 Bxd4 47. Nxd8 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.05"]
[Round "2"]
[White "Da Costa, Joao Carlos"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1973"]
[BlackElo "1721"]
[PlyCount "119"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. Be2 Bf5 6. 0-0 Bxb1 7. Rxb1 Qxa2 8. Qc2 Nf6 9. d4 cxd4 10. cxd4 Qa5 11. Be3 Nd5 12. Qb3 Nb6 13. Bb5 a6 14. Bxc6+ bxc6 15. Ne5 e6 16. Rfc1 Qb5 17. Qc2 Rc8 18. Qe4 Qd5 19. Qxd5 Nxd5 20. Rxc6 Rxc6 21. Nxc6 Nxe3 22. fxe3 Kd7 23. Nb8+ Kd6 24. Nxa6 Kd5 25. b4 Bd6 26. Kf2 Rc8 27. Nc5 Rb8 28. Kf3 Kc4 29. Rc1+ Kd5 30. e4+ Kxd4 31. Rd1+ Kc4 32. Rxd6 Rxb4 33. Nd3 Rb3 34. Ke2 Rb5 35. Rd7 Rg5 36. Kf3 e5 37. h4 Rh5 38. g4 Rxh4 39. Nxe5+ Kc5 40. Rxf7 g5 41. Rf5 Kd4 42. Nc6+ Kd3 43. Rd5+ Kc4 44. Rxg5 Rh1 45. Rh5 Rf1+ 46. Ke2 Rf6 47. Rh1 Kb5 48. Nd4+ Kc5 49. Ke3 Rg6 50. g5 Kc4 51. Nf3 Rg7 52. Rc1+ Kb5 53. Nd4+ Kb4 54. Kf4 Rf7+ 55. Ke5 Re7+ 56. Ne6 Re8 57. Rc7 Rh8 58. Kf6 h5 59. g6 h4 60. Rh7 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2011.03.05"]
[Round "1"]
[White "De Sousa, Lucas Mazim"]
[Black "De Souza, Pedro David Forma"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1721"]
[PlyCount "31"]
[EventDate "2011.03.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bf4 c6 6. cxd5 cxd5 7. e3 Be7 8. Nb5 0-0 9. Bc7 Qe8 10. Nd6 Bxd6 11. Bxd6 Ne4 12. Bxf8 Qxf8 13. Qb3 Nb6 14. Bb5 a6 15. Bd3 f5 16. Qxb6 1-0

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.06"]
[Round "7.5"]
[White "Abdalla, Jose Lucas Aurelli"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "1982"]
[BlackElo "1726"]
[PlyCount "57"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 d6 5. Re1 e5 6. h3 Be7 7. c3 Bd7 8. d4 exd4 9. cxd4 a6 10. Bxc6 Bxc6 11. d5 Bd7 12. e5 Qb6 13. Na3 dxe5 14. Nxe5 Qf6 15. d6 Qxd6 16. Qxd6 Bxd6 17. Ng6+ Ne7 18. Nxh8 Be6 19. Bg5 Kf8 20. Rad1 Rd8 21. f4 Rd7 22. Rxd6 Rxd6 23. Bxe7+ Kxe7 24. f5 Rd8 25. Nxf7 Kxf7 26. fxe6+ Ke7 27. Nc4 Rd4 28. a3 b5 29. Nb6 1-0

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.05"]
[Round "5.12"]
[White "De Sousa, Lucas Mazim"]
[Black "Nunes, Guilherme Hurba"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1726"]
[PlyCount "51"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. cxd5 exd5 5. Nf3 Nf6 6. Bg5 Be7 7. e3 c6 8. Bxf6 Bxf6 9. b4 Nd7 10. Bd3 Nb6 11. a4 Qe7 12. Qb1 f4 13. 0-0 fxe3 14. Re1 Bg5 15. Bxh7 Kd8 16. Qg6 exf2+ 17. Kxf2 Bh4+ 18. g3 Qf6 19. gxh4 Rf8 20. Qxf6+ Rxf6 21. Rg1 Nc4 22. Rg6 Rf7 23. Rg3 Nd2 24. Kg2 Nxf3 25. Rxf3 Rxf3 26. Kxf3 1-0

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.05"]
[Round "6.9"]
[White "Flores Arroyo, Akaua"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "A08"]
[BlackElo "1726"]
[PlyCount "55"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 e5 5. d3 Be7 6. e4 dxe4 7. dxe4 Qxd1 8. Rxd1 Bg4 9. Re1 Nf6 10. c3 Rd8 11. h3 Bh5 12. g4 Bg6 13. Nh4 Bxe4 14. Bxe4 Nxe4 15. Nf5 Bf6 16. Bf4 Nd6 17. Nxd6+ Rxd6 18. g5 Bxg5 19. Bxg5 Rg6 20. f4 h6 21. h4 hxg5 22. hxg5 Rh4 23. Nd2 Rxf4 24. Ne4 f5 25. Nf2 Rxg5+ 26. Kf1 e4 27. Rad1 Ne5 28. Ke2 0-1

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.04"]
[Round "3.12"]
[White "De Sousa, Lucas Mazim"]
[Black "Okawati, Gabriel Akira Andra"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1726"]
[PlyCount "61"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. Bf4 d6 6. e3 Nbd7 7. Be2 c5 8. 0-0 a6 9. d5 Qa5 10. Qc2 Rb8 11. Rab1 b5 12. e4 b4 13. Na4 Re8 14. Rbd1 Nxe4 15. Bd3 Nef6 16. Rfe1 Nb6 17. Nxb6 Qxb6 18. Be4 Nxe4 19. Qxe4 Bxb2 20. Bh6 Bg7 21. Qh4 e5 22. dxe6 fxe6 23. Bxg7 Kxg7 24. Ng5 h6 25. Ne4 g5 26. Qg3 d5 27. Qe5+ Kf8 28. Qf6+ Kg8 29. Qg6+ Kf8 30. Nf6 Bb7 31. Nd7+ 1-0

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.04"]
[Round "4.6"]
[White "Tratz, Leonardo Schmaedeck"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2053"]
[BlackElo "1723"]
[PlyCount "63"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Nge7 8. Nf3 0-0 9. Bh6 e5 10. h4 Be6 11. h5 f5 12. hxg6 f4 13. gxh7+ Kh8 14. gxf4 exf4 15. Bxf4 Bg4 16. Ng1 Ng6 17. Bg5 Qe8 18. f3 Be6 19. 0-0-0 Nb4 20. a3 Na2+ 21. Nxa2 Bxa2 22. Ne2 b5 23. Bh6 Bf6 24. Bxf8 Nxf8 25. f4 b4 26. e5 dxe5 27. Bxa8 Qxa8 28. axb4 exf4 29. Qxf4 Qd8 30. Rdg1 Qe7 31. b3 Bg7 32. Qg5 1-0

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.03"]
[Round "1.14"]
[White "De Sousa, Lucas Mazim"]
[Black "Amato de Vercosa Cha, Joao Pedro"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1726"]
[PlyCount "85"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. Bf4 d6 6. e3 Nbd7 7. Be2 Re8 8. 0-0 c5 9. Rc1 a6 10. Qc2 e5 11. dxe5 dxe5 12. Bg5 h6 13. Bh4 g5 14. Bg3 Nh5 15. Rfd1 Qc7 16. Nd5 Qb8 17. Qa4 Nxg3 18. hxg3 b5 19. cxb5 axb5 20. Qxb5 Qxb5 21. Bxb5 Rxa2 22. Nb6 Nxb6 23. Bxe8 Bg4 24. Rd8 Bxf3 25. gxf3 Rxb2 26. Rb8 Bf8 27. Rb7 f5 28. Bg6 f4 29. gxf4 exf4 30. exf4 gxf4 31. Kg2 c4 32. Rg1 Na4 33. Bh7+ Kh8 34. Ra7 Bc5 35. Rxa4 Rxf2+ 36. Kh1 Kxh7 37. Rxc4 Be7 38. Rc7 Re2 39. Rg4 h5 40. Rxf4 Kg6 41. Re4 Rh2+ 42. Kg1 Kf6 43. Rc6+ 1-0

[Event "BRA-ch U16"]
[Site "Catanduva"]
[Date "2010.06.03"]
[Round "2"]
[White "Dos Reis, Nicolas Rodrigues"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "D27"]
[BlackElo "1726"]
[PlyCount "55"]
[EventDate "2010.06.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e3 e6 5. Bxc4 a6 6. a4 c5 7. Nf3 Nc6 8. 0-0 Bd6 9. dxc5 Bxc5 10. Qe2 0-0 11. Rd1 Qc7 12. b3 b6 13. Bb2 Bd6 14. Bd3 Ne5 15. Rac1 Nxd3 16. Qxd3 Be7 17. Ne4 Qb7 18. Nxf6+ Bxf6 19. Bxf6 gxf6 20. Qd4 e5 21. Qh4 Qe7 22. Rc4 Be6 23. Rc3 Rfc8 24. Rxc8+ Rxc8 25. Nxe5 Bxb3 26. Qg4+ Kf8 27. Qxc8+ Qe8 28. Rd8 1-0

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "8"]
[White "De Sousa, Lucas Mazim"]
[Black "De Sousa, Matheus Mazim"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1717"]
[BlackElo "1825"]
[PlyCount "29"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[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. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 e6 7. e3 Bd6 8. Bxd6 Qxd6 9. a3 0-0 10. Be2 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. 0-0 Be6 14. Qd4 Qxd4 15. exd4 1/2-1/2

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "4"]
[White "De Sousa, Lucas Mazim"]
[Black "Ferreira, Thiago Alessandro"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1717"]
[BlackElo "1919"]
[PlyCount "86"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nh5 12. Nd2 Nf4 13. Bg4 f5 14. exf5 Nxf5 15. Nde4 Nd4 16. c5 dxc5 17. Nxc5 Bxg4 18. Qxg4 h5 19. Qd1 b6 20. Bxf4 exf4 21. Ne6 Nxe6 22. dxe6 Qxd1 23. Rfxd1 Rae8 24. Re1 Bxc3 25. bxc3 Rf6 26. Re5 g4 27. Rae1 Kg7 28. Kf1 Kg6 29. e7 Rc6 30. Rd5 Rxc3 31. Rd8 Kf7 32. Rd7 f3 33. gxf3 gxf3 34. Re3 Rc1+ 35. Re1 Rxe1+ 36. Kxe1 Rxe7+ 37. Rxe7+ Kxe7 38. Kd2 Kf6 39. Ke3 c5 40. Kxf3 Kf5 41. Ke3 b5 42. Kd3 Kf4 43. Ke2 c4 0-1

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "2"]
[White "De Sousa, Lucas Mazim"]
[Black "Martinez, Carlos Alejandro"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1717"]
[BlackElo "2424"]
[PlyCount "56"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e3 Bg7 7. b3 0-0 8. Be2 Nxd4 9. exd4 d5 10. c5 Ne4 11. Bb2 Qa5 12. Qd3 e5 13. 0-0 exd4 14. Nxd5 Nxc5 15. Qc4 Be6 16. Bxd4 Bxd5 17. Qxd5 Nxb3 18. Qxb3 Bxd4 19. Rad1 Rad8 20. Bc4 Qc5 21. Rc1 Qe7 22. Rfe1 Qf6 23. Re2 Rfe8 24. Rd2 Qf4 25. Qc2 Be5 26. Rxd8 Qxh2+ 27. Kf1 Rxd8 28. f3 Bd4 0-1

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "6"]
[White "De Sousa, Lucas Mazim"]
[Black "Rocha, Robson Douglas"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1717"]
[BlackElo "1831"]
[PlyCount "27"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[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. e3 Bd6 5. Bg3 0-0 6. Nbd2 Qe7 7. Bd3 c5 8. c3 Nc6 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxe5 Qxe5 13. Nf3 Qh5 14. h3 1/2-1/2

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "3"]
[White "Goncalves, Ivan Mesquita V"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1717"]
[PlyCount "41"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[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. e3 Bd6 5. Bxd6 Qxd6 6. c3 0-0 7. Bd3 c5 8. 0-0 cxd4 9. exd4 a6 10. Nbd2 Rd8 11. Qe2 Nbd7 12. Ne5 Qc7 13. f4 h6 14. g4 Nf8 15. g5 Ne8 16. gxh6 f6 17. Ng4 Nh7 18. Kh1 Qe7 19. Rg1 Kh8 20. hxg7+ Qxg7 21. Ne5 1-0

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "5"]
[White "Goncalves, Jorge Roberto"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1717"]
[PlyCount "59"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 e6 3. Bd3 d5 4. Nd2 c5 5. c3 cxd4 6. exd4 g6 7. f4 Bg7 8. Ngf3 0-0 9. Ne5 Nc6 10. 0-0 Bh6 11. Qe1 Nh5 12. g3 Ne7 13. Ndf3 Nf5 14. g4 Nxf4 15. Bxf4 Bxf4 16. gxf5 exf5 17. Bc2 Re8 18. Qh4 g5 19. Qh5 Qf6 20. Rae1 Kg7 21. Nd3 Be3+ 22. Kh1 b6 23. Nxg5 h6 24. Qxf7+ Qxf7 25. Nxf7 f4 26. Nd6 Rf8 27. Nxc8 Raxc8 28. Ne5 Bxd4 29. Re2 Be3 30. Rg2+ 1-0

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "1"]
[White "Hengles, Roberto Carlos"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1944"]
[BlackElo "1717"]
[PlyCount "64"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 d5 5. exd5 exd5 6. Bb5 Nf6 7. 0-0 Be7 8. Ne5 Qb6 9. Qe2 0-0 10. Nxc6 bxc6 11. Ba4 Bg4 12. Qe1 c4+ 13. Kh1 Bb4 14. Qh4 Bxc3 15. dxc3 Ne4 16. Bxc6 Rad8 17. b3 Be2 18. Ba3 Bxf1 19. Bxf8 Rxf8 20. Rxf1 Qxc6 21. f5 f6 22. Rf3 Qc5 23. b4 Qb6 24. a4 a6 25. g4 Re8 26. Qh5 Re7 27. h4 Ng3+ 28. Rxg3 Re1+ 29. Kh2 Qf2+ 30. Rg2 Qf4+ 31. Rg3 Re2+ 32. Kh3 Qf1+ 0-1

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "7"]
[White "Hruschka, Gabriela Luiza"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1722"]
[BlackElo "1717"]
[PlyCount "27"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[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 c6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 e6 7. 0-0 Bd6 8. Bxd6 Qxd6 9. c3 0-0 10. Nbd2 Nbd7 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Nf6 14. Qe5 1/2-1/2

[Event "Campinas IRT 2nd"]
[Site "Campinas"]
[Date "2007.04.18"]
[Round "9"]
[White "Labegalini, Antonio Luiz"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1852"]
[BlackElo "1717"]
[PlyCount "24"]
[EventDate "2007.04.18"]
[EventType "tourn"]
[EventRounds "9"]
[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. Nf3 Nf6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. e3 0-0 8. Be2 Bg4 9. 0-0 Nbd7 10. Bxf6 Nxf6 11. Ne5 Bxe2 12. Qxe2 Bd6 1/2-1/2

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "1"]
[White "De Moraes, Francisco Jose Baen"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B40"]
[BlackElo "1717"]
[PlyCount "27"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 b6 4. Nc3 cxd4 5. Nxd4 Nc6 6. Ndb5 Nf6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qd1 0-0 10. Bf4 e5 11. Bg5 h6 12. Nd5 Qe6 13. Bxf6 gxf6 14. Nc7 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "10"]
[White "De Sousa, Lucas Mazim"]
[Black "De Moraes, Francisco Jose Baen"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "1717"]
[PlyCount "66"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Be7 6. e3 Ne4 7. Bf4 Bb4 8. Qc2 Bxc3+ 9. bxc3 f5 10. Be2 d6 11. 0-0 0-0 12. Rfd1 Nd7 13. Rab1 Qe7 14. a4 e5 15. dxe5 Nxe5 16. Bxe5 dxe5 17. Qb3 Nc5 18. Qa3 Be4 19. Rb2 a5 20. Rbd2 Bc6 21. Rd3 e4 22. Rd4 exf3 23. Bxf3 Bxf3 24. gxf3 Rad8 25. Qa2 Rd6 26. Qc2 Ne6 27. Rxd6 cxd6 28. Qb3 Nc5 29. Qxb6 Rf6 30. Qxa5 f4 31. e4 Qe8 32. Qb6 Qg6+ 33. Kf1 h6 1/2-1/2

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "7"]
[White "De Sousa, Lucas Mazim"]
[Black "Fujishima, Edson"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1717"]
[BlackElo "1888"]
[PlyCount "36"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bf4 c6 6. e3 Bd6 7. Bxd6 Qxd6 8. h3 0-0 9. Nf3 Bf5 10. Bd3 Bxd3 11. Qxd3 Nbd7 12. 0-0 Rfe8 13. Rab1 Ne4 14. Qc2 Nxc3 15. Qxc3 Nf6 16. Qc2 Ne4 17. Nd2 Nxd2 18. Qxd2 a5 1/2-1/2

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "9"]
[White "De Sousa, Lucas Mazim"]
[Black "Goncalves, Marcus Vinicius M"]
[Result "0-1"]
[ECO "D93"]
[WhiteElo "1717"]
[PlyCount "76"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 0-0 6. e3 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. a3 dxc4 10. Bxc4 Na5 11. Ba2 Nd7 12. 0-0 c5 13. dxc5 Bxc3 14. bxc3 Nf6 15. Be5 Nd7 16. Bf4 Nf6 17. Bh6 Re8 18. g4 e6 19. Bg5 Kg7 20. Rfd1 Qe7 21. Rd4 h6 22. Bxh6+ Kxh6 23. g5+ Kg7 24. gxf6+ Qxf6 25. Qxf6+ Kxf6 26. Rad1 Rac8 27. Rc1 Rxc5 28. f4 Rec8 29. Rd3 b6 30. a4 Nc6 31. c4 Nb4 32. Rb3 Nxa2 33. Rc2 Rxc4 34. Rxa2 Rc1+ 35. Kf2 R8c2+ 36. Rxc2 Rxc2+ 37. Kf3 Rc4 38. Ra3 a5 0-1

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "15"]
[White "De Sousa, Lucas Mazim"]
[Black "Hengles, Roberto Carlos"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1717"]
[BlackElo "1944"]
[PlyCount "50"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nf3 Nc6 6. Nc3 e4 7. Nd4 Bb4 8. Bf4 0-0 9. Qb3 Nxd4 10. Qd1 Ne6 11. Bd2 Bc5 12. e3 Re8 13. g3 d6 14. Bg2 Ng5 15. 0-0 Bg4 16. Qc2 Nf3+ 17. Kh1 Qd7 18. b4 Bb6 19. Bc1 Qf5 20. Bb2 Ng5 21. Ne2 Bf3 22. Nf4 Bg4 23. h4 Nh3 24. Kh2 Nxf4 25. exf4 d5 0-1

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "2"]
[White "De Sousa, Lucas Mazim"]
[Black "Hermenegildo, Adriano"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1717"]
[BlackElo "2028"]
[PlyCount "45"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[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. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. dxc5 Bxc5 7. Bd3 Nc6 8. Qe2 a6 9. 0-0 b5 10. Bf4 Bb7 11. Rad1 h6 12. Nxd5 exd5 13. e6 fxe6 14. Qxe6+ Qe7 15. Bg6+ Kf8 16. Qxd5 Nf6 17. Qf5 Bc8 18. Qd3 Nb4 19. Qd8+ Ne8 20. Rfe1 Qxd8 21. Rxd8 Be6 22. Rxa8 Bd7 23. Raxe8+ 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "14"]
[White "De Sousa, Lucas Mazim"]
[Black "Martinez, Janine"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1717"]
[BlackElo "1871"]
[PlyCount "75"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e3 Bg7 7. Be2 0-0 8. 0-0 d6 9. b3 Nxd4 10. exd4 d5 11. c5 b6 12. cxb6 Qxb6 13. Be3 Bd7 14. Bf3 e6 15. Re1 Rfc8 16. Qd3 a5 17. Na4 Bxa4 18. bxa4 Qb4 19. Qb3 Rcb8 20. Rab1 Qd6 21. Qc3 Rc8 22. Qd3 Rc4 23. Qb3 Nd7 24. Qb7 Rb8 25. Qa7 Rxa4 26. Rxb8+ Nxb8 27. g3 Nc6 28. Qa8+ Bf8 29. Rc1 Nxd4 30. Bd1 Rc4 31. Rb1 Nc6 32. Bb3 Rc3 33. Bd2 Rc5 34. Ba4 Nd4 35. Bxa5 Ne2+ 36. Kf1 Nc3 37. Rb6 Qe5 38. Rb8 0-1

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "12"]
[White "De Sousa, Lucas Mazim"]
[Black "Rizzoli, Paulo Roberto"]
[Result "0-1"]
[ECO "D66"]
[WhiteElo "1717"]
[BlackElo "1888"]
[PlyCount "38"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[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 e6 5. cxd5 cxd5 6. Bg5 Be7 7. e3 0-0 8. Bd3 Nbd7 9. 0-0 a6 10. Rc1 b5 11. Qc2 Bb7 12. Ne5 Rc8 13. Qe2 Nxe5 14. dxe5 Nd7 15. Bxe7 Qxe7 16. f4 Ba8 17. a4 bxa4 18. Nxa4 Qb4 19. Nc3 Nc5 0-1

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "4"]
[White "De Sousa, Lucas Mazim"]
[Black "Souza Pinto, Marcelo Kim Man"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1717"]
[PlyCount "60"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d6 6. e3 Nbd7 7. Bd3 c5 8. 0-0 b6 9. b3 Bb7 10. Be2 Nh5 11. Bg5 h6 12. Bh4 Nhf6 13. Rc1 d5 14. cxd5 Nxd5 15. Nxd5 Bxd5 16. dxc5 Nxc5 17. Nd4 Rc8 18. Nf3 Qd7 19. Bg3 Qb7 20. b4 Ne4 21. Rxc8 Rxc8 22. a4 Nc3 23. Qc2 Be4 24. Qd2 Nxa4 25. Rc1 Rxc1+ 26. Qxc1 Nc3 27. Qf1 Nxe2+ 28. Qxe2 Bxf3 29. gxf3 a5 30. bxa5 bxa5 0-1

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "8"]
[White "De Sousa, Matheus Mazim"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D25"]
[WhiteElo "1825"]
[BlackElo "1717"]
[PlyCount "50"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Nc3 Nbd7 7. 0-0 Bd6 8. Qe2 0-0 9. h3 Bxf3 10. Qxf3 c6 11. b3 e5 12. dxe5 Nxe5 13. Qe2 Nxc4 14. Qxc4 Qe7 15. Bb2 Qe5 16. g3 Qh5 17. Kg2 Rad8 18. Rad1 Bb8 19. Qe2 Qxe2 20. Nxe2 Ne4 21. Nc3 Nxc3 22. Bxc3 Bc7 23. Kf3 Rxd1 24. Rxd1 Rd8 25. Rxd8+ Bxd8 1/2-1/2

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "16"]
[White "Fujishima, Edson"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "1888"]
[BlackElo "1717"]
[PlyCount "50"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[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. Nxe4 Bxe4 9. Ne1 Bxg2 10. Kxg2 d5 11. cxd5 Qxd5+ 12. Nf3 Nc6 13. e3 Bf6 14. b3 e5 15. dxe5 Qxd1 16. Rxd1 Nxe5 17. Bb2 Nxf3 18. Bxf6 Nxh2 19. Kxh2 gxf6 20. Rd7 Rac8 21. Rad1 Rfe8 22. Kg2 Kf8 23. Rh1 Re7 24. Rxe7 Kxe7 25. Rxh7 c5 1/2-1/2

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "18"]
[White "Goncalves, Marcus Vinicius M"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "E61"]
[BlackElo "1717"]
[PlyCount "65"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 d6 4. Nc3 Bg7 5. b3 0-0 6. Bb2 e5 7. e3 Nc6 8. dxe5 Nxe5 9. Nxe5 dxe5 10. g3 Bg4 11. Qxd8 Raxd8 12. Bg2 c6 13. 0-0 Rd2 14. Ba3 Rfd8 15. h3 Bf5 16. Rfd1 Ne8 17. Rxd2 Rxd2 18. e4 Bd7 19. Rd1 Rxd1+ 20. Nxd1 Nc7 21. Bd6 Ne6 22. Ne3 Nd4 23. Bf1 f5 24. exf5 gxf5 25. Bc5 b6 26. Bd6 Kf7 27. c5 Ke6 28. Bc4+ Kf6 29. cxb6 axb6 30. Bc7 b5 31. Bg8 Kg6 32. a4 Nxb3 33. Bxb3 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "6"]
[White "Hengles, Roberto Carlos"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1944"]
[BlackElo "1717"]
[PlyCount "51"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 b6 4. Nc3 Bb7 5. Bd3 cxd4 6. Nxd4 Bc5 7. Nb3 Bb4 8. 0-0 Ne7 9. e5 0-0 10. Ne4 Bxe4 11. Bxe4 Nbc6 12. c3 Bc5 13. Nxc5 bxc5 14. Be3 Qa5 15. Qd6 c4 16. f4 Rab8 17. Rf2 Rfd8 18. h3 Nc8 19. Qd1 d5 20. exd6 Nxd6 21. Bxc6 Ne4 22. Qc2 Nxf2 23. Qxf2 a6 24. Bd4 Qc7 25. Be4 f5 26. Be5 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "11"]
[White "Hermenegildo, Adriano"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2028"]
[BlackElo "1717"]
[PlyCount "79"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e3 Nxc3 7. bxc3 c5 8. Bc4 0-0 9. 0-0 Bg4 10. h3 Bxf3 11. Qxf3 Nc6 12. Bd5 Rc8 13. Rb1 Qc7 14. Ba3 b6 15. dxc5 bxc5 16. Bxc6 Qxc6 17. Qxc6 Rxc6 18. Rb7 e6 19. Rxa7 Bxc3 20. Rc1 Be5 21. Rxc5 Rxc5 22. Bxc5 Rc8 23. Ra5 Rb8 24. f4 Rb1+ 25. Kf2 Bc3 26. Ra8+ Kg7 27. a4 Ra1 28. Bd4+ Bxd4 29. exd4 f5 30. a5 h6 31. a6 g5 32. fxg5 hxg5 33. a7 Ra2+ 34. Ke3 Ra3+ 35. Kd2 Ra2+ 36. Kc3 Ra3+ 37. Kb4 Ra1 38. Kc5 Rc1+ 39. Kd6 Ra1 40. Kxe6 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "5"]
[White "Martinez, Janine"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1871"]
[BlackElo "1717"]
[PlyCount "93"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. e4 d6 6. Bd3 e5 7. dxe5 dxe5 8. h3 Qe7 9. 0-0 Rd8 10. Qe2 c5 11. Be3 Nbd7 12. Rfd1 Nf8 13. Bc2 b6 14. Rxd8 Qxd8 15. Rd1 Qe7 16. b3 Bb7 17. a4 Rd8 18. Nd5 Nxd5 19. cxd5 Nd7 20. Nh2 Nf6 21. Ng4 Nxg4 22. Qxg4 Bc8 23. Qg5 Qxg5 24. Bxg5 f6 25. Be3 Bd7 26. Bd3 Rc8 27. Rc1 h6 28. Be2 g5 29. Bg4 Rd8 30. Bxd7 Rxd7 31. Bxc5 Rc7 32. Be3 Rd7 33. Rc6 Kf7 34. Bd2 Bf8 35. Bc3 Bc5 36. Kf1 h5 37. Ke2 g4 38. h4 Kg7 39. b4 Be7 40. Kd3 Kf7 41. b5 Bc5 42. Ke2 a5 43. Be1 Kg7 44. Kd3 Kg6 45. Rxc5 bxc5 46. Kc4 Kf7 47. b6 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "3"]
[White "Rizzoli, Paulo Roberto"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1888"]
[BlackElo "1717"]
[PlyCount "34"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Bc4 b6 4. Nc3 Nc6 5. a4 Nf6 6. d3 Be7 7. 0-0 0-0 8. Bf4 d6 9. h3 Bb7 10. e5 dxe5 11. Nxe5 Nd4 12. Ne2 Nd5 13. Bh2 Nxe2+ 14. Qxe2 Bd6 15. Bb3 Qg5 16. f4 Qh6 17. Qf3 Bxe5 1-0

[Event "Campinas IRT 1st"]
[Site "Campinas"]
[Date "2007.04.11"]
[Round "13"]
[White "Souza Pinto, Marcelo Kim Man"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "1717"]
[PlyCount "58"]
[EventDate "2007.04.11"]
[EventType "tourn"]
[EventRounds "18"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. f3 0-0 8. Bd3 Ne5 9. 0-0 Ng6 10. Nce2 d5 11. c3 Bc5 12. Kh1 b6 13. b4 Bxd4 14. cxd4 dxe4 15. fxe4 Bb7 16. Bg5 h6 17. Bxf6 gxf6 18. Qd2 Kh7 19. Qe3 Rg8 20. Ng3 Nh4 21. Rf2 Rg5 22. Qf4 Qxd4 23. Qxf6 Qxf6 24. Rxf6 Kg7 25. Raf1 Rf8 26. R6f4 Ng6 27. R4f3 Ne5 28. Re3 Nxd3 29. Rxd3 Ba6 0-1

[Event "Sao Paulo Itau Cup 10th"]
[Site "Sao Paulo"]
[Date "2006.09.23"]
[Round "1"]
[White "De Sousa, Lucas Mazim"]
[Black "Prates, Fabiano Fortes"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1686"]
[BlackElo "2274"]
[PlyCount "118"]
[EventDate "2006.09.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 114 Extra"]
[Source "ChessBase"]
[SourceDate "2006.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bf4 0-0 6. e3 Nbd7 7. Be2 c6 8. 0-0 Re8 9. Rc1 Nh5 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nf8 13. b3 Qa5 14. Qd2 f5 15. d5 Ng6 16. dxc6 bxc6 17. Nd4 Nxg3 18. hxg3 Bd7 19. Bh5 Kh7 20. Nde2 Rf8 21. f4 g4 22. Rfd1 Rad8 23. Qc2 Bc8 24. Nd4 Qc7 25. e4 Qb6 26. Kh2 Bxd4 27. Na4 Qa5 28. Rxd4 e5 29. Rdd1 Ne7 30. Qe2 exf4 31. gxf4 Ng8 32. e5 dxe5 33. Qxe5 Qxe5 34. fxe5 Ne7 35. Nc5 f4 36. Rxd8 Rxd8 37. Rf1 Rf8 38. e6 Rf5 39. Bxg4 Rxc5 40. Rxf4 Rg5 41. Bh3 Kg8 42. Rf7 Rg7 43. Rf6 h5 44. Rh6 Rg5 45. Rf6 c5 46. Rf7 Rg7 47. Rf6 Bb7 48. Rh6 Rg5 49. Rf6 Bc6 50. Rf7 Rg7 51. Rf6 Be8 52. Kg1 Rg5 53. Kf2 Kg7 54. Rf3 Re5 55. g4 h4 56. Bg2 Rxe6 57. Rh3 Ng6 58. Bd5 Rf6+ 59. Ke3 Bd7 0-1

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.19"]
[Round "9.41"]
[White "Bleck, Harold"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1905"]
[BlackElo "1625"]
[PlyCount "51"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. Bd3 c5 6. c3 Bg4 7. Nbd2 Nbd7 8. h3 Bxf3 9. Qxf3 b6 10. h4 cxd4 11. exd4 Nh5 12. Bh2 Qc7 13. Qxa8+ Nb8 14. Bb5+ Kd8 15. Qf3 f5 16. 0-0 e5 17. dxe5 Bxe5 18. Bxe5 dxe5 19. Rad1 Ke7 20. Nc4 e4 21. Rfe1 a6 22. Rxe4+ fxe4 23. Qxe4+ Kf6 24. Rd6+ Kg7 25. Qe5+ Kh6 26. Rxg6+ 1-0

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.18"]
[Round "7.31"]
[White "De Gois Junior, Joao Vieira"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "A01"]
[BlackElo "1625"]
[PlyCount "69"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 b6 4. d4 exd4 5. exd4 d5 6. Bb5 Bd7 7. Nf3 Bd6 8. 0-0 Nge7 9. c4 0-0 10. Nc3 dxc4 11. bxc4 a6 12. Ba4 Bg4 13. Nd5 Na5 14. Ne3 Bh5 15. g4 Bg6 16. d5 Be4 17. Qd4 f6 18. Qxe4 Ng6 19. h4 c6 20. h5 Nf4 21. Bc2 g6 22. Nd4 Re8 23. Ne6 Qd7 24. Qf3 Nxe6 25. dxe6 Rxe6 26. hxg6 hxg6 27. Bxg6 Qg7 28. Bf5 Re7 29. Rad1 Bc7 30. Kg2 Kf7 31. Rh1 Rh8 32. Rxh8 Qxh8 33. Rh1 Qd8 34. Rh7+ Kg8 35. Rxe7 1-0

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.18"]
[Round "6.26"]
[White "De Sousa, Lucas Mazim"]
[Black "Capuzzo, Luis Nelson"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1625"]
[BlackElo "2018"]
[PlyCount "40"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. b3 cxd4 5. Nxd4 Bg7 6. g3 0-0 7. Bg2 Nc6 8. Bb2 a6 9. Nd2 Qb6 10. N2f3 d6 11. 0-0 Bd7 12. Rc1 Rac8 13. Qd3 Rfe8 14. h3 e5 15. Nxc6 e4 16. Qd2 exf3 17. Bd4 Qxc6 18. Bxf3 Ne4 19. Bxg7 Nxd2 20. Bxc6 Bxc6 0-1

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.18"]
[Round "8.36"]
[White "De Sousa, Lucas Mazim"]
[Black "Neves, Ronaldo Teixeira"]
[Result "0-1"]
[ECO "D74"]
[WhiteElo "1625"]
[PlyCount "56"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. g3 0-0 6. Bg2 Be6 7. cxd5 Nxd5 8. 0-0 Nxc3 9. bxc3 Bd5 10. e3 Nd7 11. Qc2 Nf6 12. Nd2 Bxg2 13. Kxg2 c5 14. Ba3 cxd4 15. cxd4 Qd5+ 16. Kg1 Rfc8 17. Qb2 e5 18. Nb3 exd4 19. Qxd4 Qh5 20. Qh4 Qxh4 21. gxh4 Ng4 22. Rac1 Ne5 23. Rxc8+ Rxc8 24. Kg2 Rc2 25. Nc1 Nc4 26. Bc5 b6 27. Bd4 Bxd4 28. Kf3 Nd2+ 0-1

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.17"]
[Round "5.21"]
[White "De Sousa, Matheus Mazim"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D06"]
[BlackElo "1625"]
[PlyCount "44"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. c4 e6 5. Nc3 Nf6 6. e3 Bd6 7. Bxd6 Qxd6 8. c5 Qe7 9. Qb3 Nd8 10. Bb5+ c6 11. Be2 0-0 12. Ne5 Qc7 13. 0-0 Nd7 14. Nxd7 Qxd7 15. Qd1 f6 16. Bd3 Bxd3 17. Qxd3 e5 18. f3 exd4 19. exd4 Re8 20. Rfe1 Nf7 21. Kf1 Rxe1+ 22. Rxe1 Re8 1/2-1/2

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.12"]
[Round "4.16"]
[White "De Sousa, Lucas Mazim"]
[Black "Rodrigues, Leonardo De Miranda"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1625"]
[PlyCount "46"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 c5 4. e3 Nf6 5. Nc3 0-0 6. g3 Nc6 7. d5 Na5 8. Qc2 e6 9. dxe6 fxe6 10. Bg2 Nxc4 11. Ne4 Nxe4 12. Qxe4 Qa5+ 13. Nd2 Bxb2 14. Qxc4 Bxa1 15. 0-0 d5 16. Qc2 c4 17. e4 Bd7 18. Nf3 Ba4 19. Qb1 Bg7 20. Ng5 Rae8 21. exd5 exd5 22. Qxb7 Rd8 23. Bb2 Rd7 0-1

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.12"]
[Round "3.11"]
[White "Suzuki, Hideo"]
[Black "De Sousa, Lucas Mazim"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "2027"]
[BlackElo "1625"]
[PlyCount "46"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. c4 dxc4 5. Bxc4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 0-0 8. 0-0 c6 9. Qc2 Nbd7 10. Ne4 Nxe4 11. Qxe4 Nf6 12. Qh4 Nd5 13. Qxd8 Rxd8 14. Rfd1 b6 15. Ne5 Bb7 16. Rac1 Rac8 17. Bxd5 cxd5 18. Kf1 f6 19. Nf3 Kf7 20. Ke2 Rxc1 21. Rxc1 Rc8 22. Rxc8 Bxc8 23. Kd2 Ba6 1/2-1/2

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.11"]
[Round "2.6"]
[White "De Sousa, Lucas Mazim"]
[Black "Galindo, Wilfredo Eduardo M"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1625"]
[PlyCount "75"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 a6 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 d6 6. e3 Bg4 7. Be2 Nbd7 8. h3 Bxf3 9. Bxf3 c6 10. 0-0 Qb6 11. Qb3 Qxb3 12. axb3 0-0 13. Ra4 Rfb8 14. Rfa1 Ra7 15. Rb4 c5 16. dxc5 Nxc5 17. Rb1 e6 18. Bxf6 Bxf6 19. Ne4 Nxe4 20. Bxe4 Bg7 21. Rb6 f5 22. Bf3 Bf8 23. Ra1 e5 24. Bc6 e4 25. Bb5 Rba8 26. Bd7 Kf7 27. Rd1 Rd8 28. Ba4 Ke7 29. Rd5 Bg7 30. c5 dxc5 31. Rxc5 Kf8 32. b4 Bxb2 33. Rc7 Be5 34. Rxh7 a5 35. g3 axb4 36. Bb3 Ra1+ 37. Kg2 Bc3 38. Rxg6 1-0

[Event "Sao Paulo Macabi 1st"]
[Site "Sao Paulo"]
[Date "2006.02.11"]
[Round "1.1"]
[White "Wozniak, Diego Estanislau"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2049"]
[BlackElo "1625"]
[PlyCount "33"]
[EventDate "2006.02.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. d4 d6 5. Nf3 Qxe4+ 6. Be2 Be7 7. 0-0 0-0 8. Nc3 Qg6 9. Nh4 Qe4 10. Nxe4 Nxe4 11. Nf3 Nd7 12. Bd3 d5 13. c4 c6 14. cxd5 cxd5 15. Qb3 Ndf6 16. Ne5 Rd8 17. f3 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "2"]
[White "Crespo de Oliveira, Lucas"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B13"]
[BlackElo "1635"]
[PlyCount "95"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 d5 4. c3 Bg4 5. Nbd2 e6 6. Bd3 Nc6 7. 0-0 cxd4 8. exd4 Bd6 9. Re1 0-0 10. h3 Bh5 11. Qb3 Rb8 12. Qc2 Bg6 13. Bxg6 hxg6 14. Qd3 b5 15. Ne5 Ne7 16. Ndf3 Nd7 17. Bf4 Qc7 18. Nxd7 Qxd7 19. Bxd6 Qxd6 20. Ne5 Kh7 21. Qg3 Nf5 22. Qg5 Qe7 23. Qxe7 Nxe7 24. Nd7 Rbd8 25. Nxf8+ Rxf8 26. a4 a6 27. axb5 axb5 28. Ra7 Nc8 29. Ra8 Kg8 30. Rea1 Nd6 31. Rxf8+ Kxf8 32. Ra6 Ke7 33. f3 f6 34. Ra7+ Kf8 35. Kf2 g5 36. b3 g6 37. Rd7 Ne8 38. Ke3 f5 39. f4 g4 40. hxg4 fxg4 41. Rd8 Ke7 42. Rxe8+ Kxe8 43. Kf2 Kf7 44. Kg3 Kg7 45. Kxg4 Kf6 46. g3 Kf7 47. Kg5 Kg7 48. g4 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "6"]
[White "De Sousa, Lucas Mazim"]
[Black "Ferreira Brandet, Rodrigo Maycon Mira"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "1635"]
[PlyCount "73"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. Nc3 Nf6 6. g3 cxd4 7. Nxd4 Nc6 8. Bg5 Be7 9. Bg2 h6 10. Be3 0-0 11. 0-0 Re8 12. Qd2 Bf8 13. h3 Ne5 14. b3 Ng6 15. Rfd1 Ne4 16. Qd3 f5 17. Nc2 Be6 18. Nxd5 Bxd5 19. Qxd5+ Qxd5 20. Rxd5 Rac8 21. Ne1 Nxg3 22. fxg3 Rxe3 23. Kf2 Bc5 24. Rxc5 Rce8 25. Bf3 f4 26. Ng2 fxg3+ 27. Kxg3 R3e5 28. Rac1 b6 29. Rxe5 Rxe5 30. Rc6 Rg5+ 31. Kf2 Ne5 32. Re6 Kf7 33. Bd5 Rf5+ 34. Ke1 Nd3+ 35. exd3 Rxd5 36. Re3 Ra5 37. a4 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "8"]
[White "De Sousa, Lucas Mazim"]
[Black "Nunes, Allan Hurba"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1635"]
[BlackElo "1894"]
[PlyCount "69"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nf3 Be7 5. g3 0-0 6. Bg2 Bb7 7. 0-0 d5 8. cxd5 Bxd5 9. Nc3 Bb7 10. Bg5 Nbd7 11. e3 c5 12. dxc5 Nxc5 13. Rb1 h6 14. Bf4 Nd5 15. Nxd5 Bxd5 16. Nd4 g5 17. e4 Bxe4 18. Bxe4 Nxe4 19. Be3 Bf6 20. Re1 Qd7 21. Qf3 Bxd4 22. Rbd1 Qe7 23. Bxd4 Nc5 24. Bf6 Qb7 25. Qh5 Ne4 26. Qxh6 Nxf6 27. Qxg5+ Kh7 28. Qxf6 Rg8 29. Rd4 Rg7 30. Rh4+ Kg8 31. Ree4 Rc8 32. Re1 Qd5 33. Qh6 f5 34. Qh8+ Kf7 35. Qxc8 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "4"]
[White "De Sousa, Lucas Mazim"]
[Black "Pereira, Jorge Luiz Rodrigue"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1635"]
[PlyCount "57"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 b6 4. Nf3 Bb7 5. Nc3 Be7 6. Bg5 d5 7. g3 Nbd7 8. Bg2 dxc4 9. 0-0 h6 10. Bxf6 Nxf6 11. Qa4+ Nd7 12. Qxc4 0-0 13. Qd3 Rb8 14. Rac1 c5 15. Rfd1 Nf6 16. e3 cxd4 17. Nxd4 Bxg2 18. Kxg2 Qc7 19. Kg1 Rfd8 20. Qe2 Qb7 21. Qb5 a6 22. Qc6 Rd6 23. Qc4 Rbd8 24. Qf1 Bf8 25. Qg2 Qxg2+ 26. Kxg2 e5 27. Nc6 Rxd1 28. Nxd1 e4 29. Nxd8 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "1"]
[White "De Sousa, Lucas Mazim"]
[Black "Rocha, Robson Douglas"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1635"]
[PlyCount "66"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 Bb7 7. Bg5 0-0 8. g3 d6 9. Bg2 Nbd7 10. 0-0 Re8 11. Qc2 Nf8 12. Rfd1 h6 13. Bxf6 Qxf6 14. Rab1 Rad8 15. a4 e5 16. dxe5 dxe5 17. Nd2 Bxg2 18. Kxg2 Qc6+ 19. Kg1 e4 20. e3 Rd3 21. Qb3 Red8 22. Rb2 Ne6 23. Ra2 Nc5 24. Qc2 a5 25. Kg2 Qf6 26. Nxe4 Qc6 27. Rxd3 Qxe4+ 28. Kh3 Qxd3 29. Qxd3 Rxd3 30. Ra3 Ne4 31. Kg4 Rxc3 32. Rxc3 Nxc3 33. Kf4 Nxa4 0-1

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "7"]
[White "Ferreira, Thiago Alessandro"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "B13"]
[BlackElo "1635"]
[PlyCount "73"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 c5 3. e3 d5 4. Bd3 Nc6 5. Ngf3 Bg4 6. c3 cxd4 7. exd4 e6 8. 0-0 Bd6 9. Re1 0-0 10. Nf1 Qc7 11. Bg5 Nd7 12. Bh4 Rfc8 13. Bxh7+ Kxh7 14. Ng5+ Kg8 15. Qxg4 Be7 16. Nxe6 fxe6 17. Qxe6+ Kh7 18. Bxe7 Nxe7 19. Qxe7 Nf6 20. Ng3 Qxe7 21. Rxe7 b6 22. Rae1 Rf8 23. Rb7 Ng8 24. Re5 Rf6 25. Rxd5 Nh6 26. Rdd7 Nf5 27. Nxf5 Rxf5 28. Rxg7+ Kh8 29. Rh7+ Kg8 30. Rbg7+ Kf8 31. Rh8+ Kxg7 32. Rxa8 Rf7 33. d5 b5 34. d6 Kg6 35. Re8 Rd7 36. g3 Rxd6 37. Re2 1-0

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "9"]
[White "Melo, Clovis"]
[Black "De Sousa, Lucas Mazim"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "1635"]
[PlyCount "51"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be2 Bb4 7. Nxc6 bxc6 8. e5 Ne4 9. Qd4 Nxc3 10. bxc3 Qb6 11. Qxb4 Qxb4 12. cxb4 0-0 13. Be3 a5 14. Bc5 Re8 15. b5 cxb5 16. Bxb5 Rb8 17. a4 f6 18. f4 Kf7 19. Rd1 Rd8 20. 0-0 Rb7 21. f5 exf5 22. e6+ Kxe6 23. Bc4+ d5 24. Rfe1+ Kd7 25. Rxd5+ Kc7 26. Re7+ 0-1

[Event "BRA-ch U20 32th"]
[Site "Sao Paulo"]
[Date "2005.09.??"]
[Round "5"]
[White "Nicolini, Paulo Giovanni De A"]
[Black "De Sousa, Lucas Mazim"]
[Result "1-0"]
[ECO "C43"]
[BlackElo "1635"]
[PlyCount "65"]
[EventDate "2005.09.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Ng8 5. Bc4 h6 6. Nxd4 Bc5 7. 0-0 Ne7 8. c3 0-0 9. Nd2 Bxd4 10. cxd4 Nbc6 11. Nf3 d5 12. Bd3 Bf5 13. Re1 Bg4 14. h3 Be6 15. a3 Nf5 16. Bc2 Nh4 17. Be3 Na5 18. Nxh4 Qxh4 19. f4 f5 20. Qf3 Qe7 21. Bd2 Nc4 22. Bb4 Qe8 23. Bxf8 Qxf8 24. b4 a5 25. g4 c6 26. b5 Rd8 27. bxc6 bxc6 28. Qd3 fxg4 29. Qh7+ Kf7 30. f5 Bc8 31. Qg6+ Ke7 32. f6+ Kd7 33. e6+ 1-0

