[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.20"]
[Round "6"]
[White "Tribess, Luana Eduarda"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1441"]
[PlyCount "59"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d6 4. dxe5 Bg4 5. Bb5 dxe5 6. Qxd8+ Rxd8 7. Nbd2 Nf6 8. Nxe5 Bd7 9. Nxd7 Nxd7 10. Bxc6 bxc6 11. Nb3 Bd6 12. Be3 Nb6 13. 0-0-0 0-0 14. Nd4 c5 15. Nb5 Nc8 16. Rd2 Rfe8 17. f3 f5 18. Bg5 Rd7 19. Nxd6 cxd6 20. exf5 h6 21. Bf4 d5 22. Bg3 Kf7 23. Re1 Rxe1+ 24. Bxe1 Kf6 25. g4 Ne7 26. c3 Nc6 27. Re2 Ne5 28. Bh4+ g5 29. fxg6+ Kxg6 30. Rxe5 1-0

[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.19"]
[Round "4"]
[White "Butzke, Lucas de Castro"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1381"]
[PlyCount "38"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Nc3 a6 6. Ng5 Nh6 7. a3 Qe7 8. Nd5 Qd8 9. h4 f6 10. Qh5+ g6 11. Qxh6 fxg5 12. Qg7 Rf8 13. Nxc7+ Qxc7 14. Qxc7 Bxf2+ 15. Kd2 Bd4 16. c3 Rf2+ 17. Ke1 Bg4 18. cxd4 Re2+ 19. Kf1 Nxd4 1-0

[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.18"]
[Round "2"]
[White "Luz, Christian Oliveira"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "1443"]
[PlyCount "107"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Bc5 7. c3 d5 8. exd5 Nxd5 9. Re1 0-0 10. Nxe5 Nxe5 11. Rxe5 Qf6 12. d4 c6 13. Bg5 Qd6 14. Bxd5 cxd5 15. Be7 Qc7 16. Bxc5 Rd8 17. Be7 Re8 18. Bd6 Qc6 19. Rxe8+ Qxe8 20. Nd2 Be6 21. Bc5 Qd7 22. Qf3 Re8 23. Re1 h6 24. h3 Kh7 25. Qg3 Qd8 26. b4 Qf6 27. Nf3 Ra8 28. Ne5 a5 29. a3 axb4 30. cxb4 h5 31. Qf3 Qxf3 32. Nxf3 Kh6 33. Re3 g5 34. Nh2 Ra6 35. g4 h4 36. Rf3 Kg6 37. Be7 Ra7 38. Bc5 Ra6 39. Kf1 Ra8 40. Re3 Ra6 41. Kg1 f5 42. gxf5+ Bxf5 43. Ng4 Be4 44. f3 Bf5 45. Kg2 Be6 46. Nf2 Kf5 47. Re5+ Kf6 48. Ng4+ Kg6 49. Be7 Bd7 50. Ne3 Bxh3+ 51. Kxh3 Rxa3 52. Rxg5+ Kf7 53. Re5 Rb3 54. Bc5 1-0

[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.17"]
[Round "1"]
[White "De Souza, Guilherme Ferreira"]
[Black "Da Silva Junior, Marco Aurelio"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "1690"]
[PlyCount "123"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bxd6 cxd6 6. c3 Nc6 7. Bb5 Qb6 8. Qb3 0-0 9. Ba4 Qxb3 10. Bxb3 Na5 11. 0-0 Nc4 12. Bxc4 dxc4 13. Nbd2 d5 14. b3 b5 15. bxc4 bxc4 16. Rab1 Nd7 17. Rb2 Nb6 18. Rb4 f6 19. Ra1 Bd7 20. a4 Rfb8 21. a5 Nc8 22. Rab1 Rxb4 23. Rxb4 Nd6 24. Nb1 Bb5 25. Na3 a6 26. Nd2 Nb7 27. Nxb5 axb5 28. Rxb5 Nxa5 29. f3 Ra7 30. e4 Kf7 31. exd5 exd5 32. Rxd5 Nb3 33. Ne4 Ra2 34. Rd7+ Kf8 35. Rc7 Nc1 36. Kf1 Nd3 37. Rxc4 f5 38. Ng3 Rf2+ 39. Kg1 Rc2 40. h3 g6 41. d5 h5 42. Rd4 Rxc3 43. Ne2 Ra3 44. Nf4 Nxf4 45. Rxf4 Rd3 46. g4 Rxd5 47. Kg2 Kg7 48. g5 Rd2+ 49. Kg3 Kf7 50. Rc4 Ke6 51. Rc3 Rd6 52. Re3+ Kd5 53. Kf4 Re6 54. Rd3+ Kc4 55. Rd7 Kc5 56. Rf7 Kd6 57. Rb7 Kc6 58. Rf7 Kd5 59. Rf6 Kd6 60. Rf7 Kc6 61. Rf6 Kd6 62. Rf7 1/2-1/2

[Event "Fesmax Grand Tour op"]
[Site "Lichess.org INT"]
[Date "2020.06.08"]
[Round "2"]
[White "Branco, Luciano Braga Rodri"]
[Black "De Souza, Guilherme Ferreira"]
[Result "0-1"]
[ECO "A23"]
[WhiteElo "1511"]
[BlackElo "1899"]
[PlyCount "116"]
[EventDate "2020.06.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Qb3 Nc6 7. Nxd5 Nd4 8. Nxf6+ gxf6 9. Qd1 Qc7 10. Kf1 Nc2 11. Rb1 Be6 12. b3 Na3 13. Ra1 Nc2 14. Rb1 Na3 15. Bxa3 Bxa3 16. e3 0-0 17. Ne2 Rfd8 18. f4 Rac8 19. d4 exd4 20. Nxd4 Bf5 21. Kf2 Bxb1 22. Qxb1 Qc3 23. Qf5 Qd2+ 24. Kf3 Rc3 25. Nb5 Rxe3+ 26. Kg4 Qxg2 27. Qxf6 Qf3+ 28. Kh3 Qh5+ 29. Qh4 Qxb5 30. Qxd8+ Re8 31. Qh4 Qd7+ 32. Qg4+ Qxg4+ 33. Kxg4 Kg7 34. Rd1 Re7 35. Rd2 Kf6 36. Kf3 h5 37. Rd5 Kg6 38. Ra5 Bc1 39. Rxa7 Be3 40. Ra5 b6 41. Rg5+ Kh6 42. Re5 Rxe5 43. fxe5 Bc5 44. Kf4 Kg6 45. h3 Bb4 46. a4 Be1 47. g4 h4 48. Ke4 Kg5 49. e6 fxe6 50. Ke5 Bc3+ 51. Kxe6 Kf4 52. Kf7 Kg3 53. g5 Kxh3 54. g6 Kg3 55. b4 h3 56. a5 bxa5 57. b5 h2 58. g7 Bxg7 0-1

[Event "Fesmax Grand Tour op"]
[Site "Lichess.org INT"]
[Date "2020.06.08"]
[Round "1"]
[White "De Souza, Guilherme Ferreira"]
[Black "Chaebo, Marco Antonio"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1899"]
[BlackElo "1794"]
[PlyCount "133"]
[EventDate "2020.06.08"]
[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. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 d6 6. h3 Nbd7 7. Be3 b6 8. Be2 Bb7 9. Qc2 Rc8 10. 0-0 c5 11. d5 Re8 12. Bf4 Nf8 13. Bd3 e5 14. Be3 h6 15. Qd2 g5 16. Nh2 N6h7 17. Be2 Rb8 18. Bg4 Ng6 19. a4 Bc8 20. g3 Nf6 21. Bxc8 Rxc8 22. Kg2 Nh7 23. Qd1 Rf8 24. g4 Qf6 25. Nf3 Nf4+ 26. Kh2 Qg6 27. Nd2 Nf6 28. f3 Nh7 29. Ne2 Nd3 30. Qb3 Nb4 31. Ng3 a5 32. Nf5 Rfe8 33. Nb1 Nf8 34. Nc3 Bh8 35. Nb5 Rcd8 36. Nc7 Bf6 37. Nxe8 Rxe8 38. Nxd6 Rd8 39. Nf5 Nd7 40. Bd2 h5 41. Kg2 h4 42. Rad1 Nf8 43. Bxb4 axb4 44. Ra1 Ra8 45. Rfd1 Nd7 46. d6 Kh7 47. Qd3 Qg8 48. Qd5 Qe8 49. b3 Rd8 50. a5 Bh8 51. axb6 Nxb6 52. Qxc5 Nd7 53. Qxb4 Rb8 54. Qc3 Nc5 55. b4 Ne6 56. Ra7 Nf4+ 57. Kh2 Kg8 58. Ne7+ Kf8 59. b5 Bf6 60. Nc6 Ra8 61. d7 Qe6 62. Rxa8+ Kg7 63. d8Q Bxd8 64. Qxe5+ Bf6 65. Qxe6 Nxe6 66. b6 Nc5 67. e5 1-0

[Event "Fesmax Grand Tour op"]
[Site "Lichess.org INT"]
[Date "2020.06.08"]
[Round "4"]
[White "De Souza, Guilherme Ferreira"]
[Black "Cucolloto, Rogerio"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "1899"]
[BlackElo "1982"]
[PlyCount "52"]
[EventDate "2020.06.08"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 Nc6 7. d5 Nb4 8. Be2 Na6 9. Be3 e6 10. 0-0 exd5 11. exd5 Re8 12. Qd2 Bf5 13. Rfe1 Nc5 14. Nd4 Nce4 15. Nxe4 Nxe4 16. Qc1 Bd7 17. Bf3 Nc5 18. Qc2 a5 19. Rad1 Re7 20. b3 Qf8 21. Qd2 b6 22. Bg4 f5 23. Bf3 Rae8 24. Nc6 Bxc6 25. dxc6 Ne4 26. Bxe4 Rxe4 1/2-1/2

[Event "Fesmax Grand Tour op"]
[Site "Lichess.org INT"]
[Date "2020.06.08"]
[Round "3"]
[White "De Souza, Guilherme Ferreira"]
[Black "Varres D, Leandro H"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1899"]
[BlackElo "1761"]
[PlyCount "55"]
[EventDate "2020.06.08"]
[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. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 0-0 8. Nf3 c5 9. d5 Bxc3+ 10. bxc3 Bg4 11. Be2 Bxf3 12. gxf3 Nd7 13. h4 Qc7 14. Qd2 a6 15. h5 b5 16. Rc1 Qe5 17. Qe3 Nf6 18. hxg6 fxg6 19. Qxc5 Nh5 20. Qd4 Qxd4 21. cxd4 Rac8 22. Kd2 Nf4 23. Rc6 Nxe2 24. Kxe2 a5 25. Rhc1 Ra8 26. Rc7 Rfe8 27. Rb7 b4 28. Rcc7 1-0

[Event "BRA South Region-ch"]
[Site "Curitiba"]
[Date "2004.06.??"]
[Round "2"]
[White "Sekula, Markley Ribas"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "59"]
[EventDate "2004.06.18"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Ng4 6. cxd4 d5 7. h3 Bb4+ 8. Nc3 Bxc3+ 9. bxc3 Nh6 10. Bxh6 gxh6 11. Qd2 h5 12. Qh6 Qe7 13. a4 Na5 14. Qxh5 Bd7 15. Qg5 Qxg5 16. Nxg5 h6 17. Nf3 0-0-0 18. Bd3 Rhg8 19. g3 Nb3 20. Ra3 Na5 21. Nh4 Nc4 22. Ra2 Kb8 23. Nf5 Bxf5 24. Bxf5 c6 25. a5 b5 26. axb6 axb6 27. Bd3 b5 28. Bxc4 bxc4 29. Kd2 Kb7 30. Rb1+ 1-0

[Event "Wch U10"]
[Site "Chalkidiki"]
[Date "2003.10.23"]
[Round "1"]
[White "Negi, Parimarjan"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2103"]
[PlyCount "42"]
[EventDate "2003.10.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GRE"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 c6 6. Bd2 Qc7 7. Qe2 Bf5 8. Nf3 e6 9. 0-0-0 Nbd7 10. Rhe1 0-0-0 11. h3 h5 12. Be3 Bc5 13. Bxc5 Nxc5 14. Ne5 Rhe8 15. g4 hxg4 16. hxg4 Bh7 17. Rh1 Rh8 18. d4 Nce4 19. Nxe4 Nxe4 20. Rxh7 Nc3 21. bxc3 Rxh7 1-0

[Event "Sao Paulo Itau Cup 7th"]
[Site "Sao Paulo"]
[Date "2003.09.27"]
[Round "1"]
[White "Zambrana, Oswaldo"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2404"]
[PlyCount "35"]
[EventDate "2003.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 096 Extra"]
[Source "ChessBase"]
[SourceDate "2003.10.22"]
[SourceVersion "2"]
[SourceVersionDate "2003.10.20"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nf3 Bf5 6. d4 c6 7. 0-0 e6 8. Bd2 Qc7 9. Ne5 Nbd7 10. Bf4 Bd6 11. Qe2 c5 12. Nb5 Qb6 13. Nxd7 Nxd7 14. Nxd6+ Kf8 15. Nxf5 exf5 16. Rfe1 Qd8 17. Bd6+ Kg8 18. Bxf7+ 1-0

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.30"]
[Round "7"]
[White "De Souza, Guilherme Ferreira"]
[Black "Lozeco, Polo"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "118"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 g6 3. e4 d6 4. Ngf3 Bg7 5. c3 0-0 6. Bd3 e5 7. 0-0 Nbd7 8. Qe2 Re8 9. Re1 b6 10. Nc4 Bb7 11. Bg5 h6 12. Bxf6 Bxf6 13. Rad1 Bg7 14. Ncd2 Nf6 15. a3 Rc8 16. Rc1 c5 17. Nb3 cxd4 18. cxd4 Qd7 19. Bb5 Bc6 20. Bxc6 Rxc6 21. Rxc6 Qxc6 22. Rc1 Qa4 23. Nbd2 Qd7 24. Rd1 exd4 25. Nxd4 d5 26. e5 Ng4 27. Qb5 Nxe5 28. Qxd7 Nxd7 29. Nc6 Bxb2 30. Nxa7 Bxa3 31. h3 Nc5 32. Rb1 Ne4 33. Nxe4 dxe4 34. Rxb6 Bc5 35. Rb7 f5 36. Nb5 f4 37. Nc3 e3 38. fxe3 fxe3 39. Ne2 Rd8 40. Rb2 h5 41. g3 g5 42. Kg2 Rf8 43. Nc3 Bd4 44. Rc2 g4 45. h4 Rc8 46. Kf1 Rxc3 47. Rxc3 Bxc3 48. Ke2 Bd4 49. Kd3 Bc5 50. Ke2 Kf7 51. Kd3 Ke6 52. Ke2 Kd6 53. Ke1 Kd5 54. Ke2 Kc4 55. Ke1 Kd3 56. Kd1 e2+ 57. Ke1 Bb4+ 58. Kf2 e1Q+ 59. Kg2 Bc5 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.29"]
[Round "6"]
[White "Herrera, Leonel"]
[Black "De Souza, Guilherme Ferreira"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "96"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 Bf5 6. Bf4 e6 7. Be2 Nbd7 8. 0-0 Bd6 9. Bd2 c6 10. Nd5 Qxd5 11. Re1 c5 12. c4 Qc6 13. a3 a5 14. b4 axb4 15. dxc5 Bxc5 16. axb4 Rxa1 17. Qxa1 Bxf2+ 18. Kxf2 0-0 19. b5 Qc5+ 20. Be3 Ne4+ 21. Kf1 Qxe3 22. Qd4 Qxd4 23. Nxd4 Ndc5 24. Nf3 Nb3 25. Ne5 Nbd2+ 26. Kg1 Rd8 27. Ra1 f6 28. Nd3 Nxc4 29. Nc5 Nxc5 30. Bxc4 Bg4 31. h3 Rd1+ 32. Rxd1 Bxd1 33. g4 Bc2 34. b6 Bd3 35. Ba2 Kf7 36. Kf2 Ke7 37. Ke3 Kd6 38. Bxe6 Kxe6 39. Kd4 Kd6 40. h4 Kc6 41. h5 Kxb6 42. Kd5 Kb5 43. Kd6 Kc4 44. Ke7 b5 45. Kf7 b4 46. Kxg7 b3 47. Kxf6 b2 48. g5 b1Q 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "4"]
[White "Bardella, Claudio"]
[Black "De Souza, Guilherme Ferreira"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "90"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d3 c6 6. Bd2 Qc7 7. Be2 Bf5 8. 0-0 e6 9. Re1 Nbd7 10. d4 Bd6 11. h3 0-0 12. Qc1 Rfe8 13. Bc4 Rad8 14. Bd3 Bxd3 15. cxd3 a6 16. Bg5 Rc8 17. Ne4 Be7 18. Nc5 Nxc5 19. dxc5 Nd7 20. Be3 Qa5 21. d4 Qc7 22. Qc2 Nf6 23. Qd2 Rcd8 24. Bf4 Qc8 25. Re3 Bxc5 26. b4 Be7 27. Ne5 Nd5 28. Rg3 Bxb4 29. Qc1 Ba3 30. Qxa3 Nxf4 31. Qc1 Ne2+ 32. Kf1 Nxc1 33. Rxc1 Rxd4 34. Rcc3 Qd8 35. Nf3 Rb4 36. Rc1 Re4 37. Rg4 Qd3+ 38. Kg1 Rxg4 39. hxg4 e5 40. Ne1 Qd2 41. Nc2 Qxc1+ 42. Kh2 Qxc2 43. f3 e4 44. fxe4 Rxe4 45. g5 g6 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.28"]
[Round "5"]
[White "De Souza, Guilherme Ferreira"]
[Black "Moreno, Julio Santiago"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "48"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. d4 e6 2. e3 b6 3. Bd3 Bb7 4. Nf3 Nf6 5. 0-0 d5 6. Nbd2 c5 7. c3 Qc7 8. Qe2 Nc6 9. e4 Bd6 10. e5 Be7 11. exf6 gxf6 12. Qe3 0-0-0 13. Qh6 Rdg8 14. Qh5 Bd6 15. Nb3 c4 16. Bxc4 dxc4 17. Nbd2 Rg6 18. Qb5 Rhg8 19. g3 Bxg3 20. fxg3 Rxg3+ 21. Kh1 Rg2 22. a3 e5 23. Rg1 Rxg1+ 24. Nxg1 Nxd4+ 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.26"]
[Round "3"]
[White "De Souza, Guilherme Ferreira"]
[Black "Vasconez Navas, Juan Diego"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "58"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nf3 Nbd7 5. Nbd2 c6 6. Qe2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 Nf6 10. Qh4 Qc7 11. 0-0 Bd7 12. g3 0-0-0 13. Bg5 Be7 14. Ne5 Rhf8 15. Bf4 Qb6 16. Nxd7 Kxd7 17. Bc1 h6 18. Qf4 Bd6 19. Qe3 Ke7 20. Re1 c5 21. c3 cxd4 22. cxd4 Rfe8 23. b3 Bb4 24. a3 Bxe1 25. Qxe1 Qxd4 26. Qb4+ Qxb4 27. axb4 Rxd3 28. Rb1 Rd1+ 29. Kg2 Rc8 0-1

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.25"]
[Round "2"]
[White "Krysa, Leandro Sergio"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "89"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d3 e5 6. Bd2 Bb4 7. a3 Bxc3 8. Bxc3 Qb6 9. Be2 Ng4 10. 0-0 Qh6 11. Bxe5 Nxe5 12. Nxe5 Qg5 13. Bg4 Bxg4 14. Qxg4 Qxe5 15. Rfe1 Nd7 16. Rxe5+ Nxe5 17. Re1 f6 18. f4 0-0 19. fxe5 Rae8 20. e6 f5 21. Qc4 Re7 22. Qb4 Rfe8 23. Qxb7 c5 24. Qb5 Rxe6 25. Qc4 Kf7 26. Rxe6 Rxe6 27. Qxc5 Re1+ 28. Kf2 Re7 29. Qxf5+ Kg8 30. Qd5+ Rf7+ 31. Qxf7+ Kxf7 32. c4 Ke6 33. d4 Kd6 34. b4 a6 35. a4 Kc6 36. b5+ axb5 37. cxb5+ Kc7 38. a5 Kc8 39. a6 Kb8 40. b6 Ka8 41. d5 Kb8 42. d6 Ka8 43. Ke3 Kb8 44. d7 h6 45. d8Q# 1-0

[Event "Pan American-ch U10"]
[Site "Villa Giardino"]
[Date "2002.05.24"]
[Round "1"]
[White "De Souza, Guilherme Ferreira"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "72"]
[EventDate "2002.05.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 088 Extra"]
[Source "ChessBase"]
[SourceDate "2002.07.01"]
[SourceVersion "2"]
[SourceVersionDate "2002.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 d5 3. e3 e6 4. Ngf3 b6 5. Bd3 Nbd7 6. 0-0 Bd6 7. Qe2 Bb7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Bxe4 11. Qxe4 Nf6 12. Qh4 Nd5 13. Qxd8+ Rxd8 14. Re1 Nb4 15. Re2 c5 16. c3 Nd5 17. a3 0-0 18. g3 cxd4 19. Nxd4 Bc5 20. Nc6 Rd7 21. c4 Ne7 22. Nxe7+ Bxe7 23. Bd2 Rfd8 24. Rd1 Bf6 25. b3 Bc3 26. Bxc3 Rxd1+ 27. Kg2 R8d3 28. Rc2 Rb1 29. b4 Rb3 30. Bb2 f6 31. c5 bxc5 32. bxc5 Rb7 33. c6 Rc7 34. Bc3 Rxc6 35. Kf1 Rcxc3 36. Rxc3 Rxc3 0-1

[Event "Paulisto-ch U10"]
[Site "Sao Paulo"]
[Date "2002.03.??"]
[Round "4"]
[White "Becheli, Marcelo"]
[Black "De Souza, Guilherme Ferreira"]
[Result "0-1"]
[ECO "A28"]
[PlyCount "48"]
[EventDate "2002.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. c4 d6 3. d3 Nf6 4. Nf3 Nc6 5. Nc3 Bg4 6. Bg5 Be7 7. Be2 0-0 8. 0-0 Nd4 9. Nh4 Nxe2+ 10. Nxe2 h6 11. Ng6 fxg6 12. Bh4 Qe8 13. f3 g5 14. Be1 Be6 15. Nc3 c6 16. g3 d5 17. exd5 cxd5 18. f4 d4 19. Ne2 b5 20. cxb5 Nd5 21. fxe5 Ne3 22. Qd2 Nxf1 23. g4 Nxd2 24. Bxd2 Qf7 0-1

[Event "Paulisto-ch U10"]
[Site "Sao Paulo"]
[Date "2002.03.??"]
[Round "6"]
[White "De Souza, Guilherme Ferreira"]
[Black "Bueno, Gabriel"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "35"]
[EventDate "2002.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 Nf6 3. e5 Nd5 4. d4 Nb6 5. Be3 a6 6. Qh5 g6 7. Qf3 Bg7 8. Nh3 f6 9. Qg3 Nd5 10. Nxd5 exd5 11. Nf4 0-0 12. Nxd5 c6 13. exf6 cxd5 14. fxg7 Rf7 15. Bh6 Re7+ 16. Be2 Qb6 17. 0-0-0 g5 18. Qxg5 1-0

[Event "Paulisto-ch U10"]
[Site "Sao Paulo"]
[Date "2002.03.??"]
[Round "3"]
[White "De Souza, Guilherme Ferreira"]
[Black "Leite, Douglas"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "40"]
[EventDate "2002.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 d6 3. Qf3 Nf6 4. d3 Be6 5. Nh3 Nc6 6. Bg5 Be7 7. 0-0-0 Nd4 8. Qg3 Nh5 9. Qh4 Nf6 10. Na4 0-0 11. c3 h6 12. cxd4 hxg5 13. Qxg5 exd4 14. Re1 d5 15. exd5 Nxd5 16. Re4 Bxg5+ 17. Nxg5 Qxg5+ 18. f4 Qe7 19. a3 Ne3 20. Rxe3 dxe3 0-1

[Event "Paulisto-ch U10"]
[Site "Sao Paulo"]
[Date "2002.03.??"]
[Round "2"]
[White "De Souza, Guilherme Ferreira"]
[Black "Su, Paulo"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "46"]
[EventDate "2002.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Nbd2 Bf5 4. e3 Nb4 5. Qe2 Nxc2+ 6. Kd1 Nxa1 7. e4 Nf6 8. exf5 e6 9. fxe6 fxe6 10. Qd3 Bd6 11. Qb1 Bb4 12. Qxa1 Bxd2 13. Nxd2 Ne4 14. Nxe4 dxe4 15. Qb1 Qxd4+ 16. Ke1 0-0-0 17. Be3 Qd5 18. Qc1 Rhf8 19. b3 e5 20. Bc4 Qa5+ 21. Kf1 c6 22. Be6+ Kc7 23. Bf5 Rxf5 0-1

[Event "Paulisto-ch U10"]
[Site "Sao Paulo"]
[Date "2002.03.??"]
[Round "1"]
[White "Hasegawa, Fernando Henrique"]
[Black "De Souza, Guilherme Ferreira"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "37"]
[EventDate "2002.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 e5 5. Bc4 Bg4 6. d3 Nc6 7. h3 Bh5 8. Bd2 Bb4 9. a3 Bxc3 10. Bxc3 Qc5 11. Qe2 f6 12. b4 Qe7 13. Bb5 Qe6 14. d4 Nge7 15. dxe5 Bxf3 16. gxf3 fxe5 17. Bxe5 Qxe5 18. Qxe5 0-0 19. Bc4+ 1-0

[Event "Paulisto-ch U10"]
[Site "Sao Paulo"]
[Date "2002.03.??"]
[Round "5"]
[White "Machado, Guilherme"]
[Black "De Souza, Guilherme Ferreira"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "64"]
[EventDate "2002.03.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. e3 Nf6 4. Nbd2 e6 5. Bd3 Bd6 6. 0-0 0-0 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Bd7 10. Re1 e5 11. Bxc6 Bxc6 12. dxe5 Bxf3 13. Qxf3 Re8 14. Qg3 Qe7 15. Bf4 f6 16. f3 fxe5 17. Bxe5 Bxe5 18. Rxe5 Qxe5 19. Qxe5 Rxe5 20. Rd1 Re2 21. Rc1 Rae8 22. Kf1 R2e5 23. Kf2 R8e6 24. f4 Rc5 25. b4 Rb5 26. a3 c5 27. Rb1 a5 28. c3 Reb6 29. Ke3 cxb4 30. axb4 axb4 31. cxb4 Rxb4 32. Rxb4 Rxb4 0-1

