[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.07"]
[Round "9"]
[White "Campos, Otavio Moraes"]
[Black "Costa, Luis Claudio De Sou"]
[Result "1/2-1/2"]
[ECO "E72"]
[WhiteElo "1636"]
[PlyCount "76"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 0-0 6. Bg2 e5 7. d5 c6 8. Nge2 cxd5 9. Nxd5 Nxd5 10. Qxd5 Nc6 11. a3 Be6 12. Qd3 Qc7 13. b3 f5 14. 0-0 f4 15. Bb2 fxg3 16. fxg3 Rxf1+ 17. Rxf1 Rf8 18. Rd1 Bg4 19. Rf1 Rxf1+ 20. Bxf1 Bxe2 21. Bxe2 Qb6+ 22. Kg2 Nd4 23. Bd1 a5 24. a4 Kf7 25. Ba3 h5 26. h4 Bh6 27. Bb2 Ke6 28. Bxd4 Qxd4 29. Qxd4 exd4 30. Bc2 Ke5 31. Kf3 g5 32. hxg5 Bxg5 33. Bd3 b6 34. Kg2 h4 35. gxh4 Bxh4 36. Kf3 Be1 37. Bc2 Bb4 38. Kg4 Bd2 1/2-1/2

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.06"]
[Round "8"]
[White "Costa, Luis Claudio De Sou"]
[Black "Da Silva, Diogo Viana"]
[Result "1/2-1/2"]
[ECO "A32"]
[BlackElo "1750"]
[PlyCount "73"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nc6 3. Bb2 d6 4. e3 Nf6 5. c4 e6 6. Be2 Be7 7. 0-0 0-0 8. d4 cxd4 9. Nxd4 e5 10. Nxc6 bxc6 11. Nc3 Be6 12. Bf3 Qc7 13. Qc2 a5 14. Ne4 Nxe4 15. Qxe4 Ra6 16. c5 f5 17. Qd3 Raa8 18. Qc3 Rfc8 19. Rac1 Bf6 20. cxd6 Qxd6 21. Rfd1 Bd5 22. e4 fxe4 23. Bxe4 Qe6 24. f3 Rd8 25. Rd3 a4 26. bxa4 Rxa4 27. a3 Rc4 28. Qd2 Rxc1+ 29. Qxc1 Rb8 30. Qd2 Bxe4 31. fxe4 Qc4 32. Qc3 Qxe4 33. Rd6 Qb1+ 34. Bc1 Bg5 35. Rxc6 Qxc1+ 36. Qxc1 Bxc1 37. Rxc1 1/2-1/2

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.05"]
[Round "7"]
[White "Feller, Gabriela Luisa Vice"]
[Black "Costa, Luis Claudio De Sou"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1869"]
[PlyCount "117"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. h3 d6 6. Bf4 c6 7. e3 Nbd7 8. Be2 Re8 9. 0-0 Qc7 10. Rc1 e5 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Bh2 Qb6 14. Qb3 Nd7 15. Ne4 Qxb3 16. axb3 Bf8 17. Rfd1 f5 18. Rxd7 fxe4 19. Rd2 Bb4 20. Rdd1 b6 21. Bg3 Bf5 22. Bg4 Bxg4 23. hxg4 Rad8 24. Bh4 Rd3 25. Rxd3 exd3 26. e4 h6 27. f3 g5 28. Bg3 Kf7 29. Rd1 d2 30. Kf1 Ke6 31. Bf2 Rd8 32. Ke2 a5 33. Bxb6 Rd7 34. Be3 c5 35. Rh1 Rh7 36. Bxd2 Bxd2 37. Kxd2 Kf6 38. Kc2 Ke6 39. Kb1 Kd6 40. Rd1+ Kc6 41. Rd5 Re7 42. Ka2 Re6 43. Ka3 Re7 44. Ka4 Re8 45. Ka3 Re7 46. Rd8 Kb7 47. Rd6 Kc7 48. Rxh6 Rd7 49. Rg6 Rd1 50. Ka4 Rb1 51. Rxg5 Rxb2 52. Rxe5 Kd6 53. f4 Rxg2 54. g5 Rf2 55. Rf5 Ra2+ 56. Kb5 Ra3 57. Rf6+ Ke7 58. Kxc5 Rxb3 59. Ra6 1-0

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.04"]
[Round "6"]
[White "Costa, Luis Claudio De Sou"]
[Black "Caldeira, Adriano"]
[Result "0-1"]
[ECO "A06"]
[BlackElo "2192"]
[PlyCount "103"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Bg4 3. Bb2 Nd7 4. e3 e6 5. d4 Ngf6 6. Nbd2 Ne4 7. Be2 Bb4 8. 0-0 Nc3 9. Bxc3 Bxc3 10. Rc1 0-0 11. h3 Bh5 12. Nh2 Bxe2 13. Qxe2 c5 14. Qd3 cxd4 15. exd4 Rc8 16. Nb1 Qa5 17. a4 Qb4 18. Nf3 a6 19. Rcd1 Rc6 20. Ng5 Nf6 21. Nf3 Rfc8 22. Ne5 R6c7 23. f3 Ne8 24. Rf2 Nd6 25. Nxc3 Rxc3 26. Qd2 a5 27. Nd7 b6 28. Re2 h6 29. Kh2 Nf5 30. Kg1 R8c7 31. Nb8 Rxc2 32. Qxb4 axb4 33. Rdd2 Nxd4 34. Rxc2 Rxc2 35. Rxc2 Nxc2 36. Nd7 Nd4 37. Nxb6 Nxb3 38. Kf1 Kf8 39. Ke2 Ke7 40. Kd3 Kd8 41. a5 Nxa5 42. Na4 Kc7 43. Kc2 Kc6 44. f4 Kb5 45. Nb2 Nc4 46. Nd1 Ka4 47. g4 Ka3 48. Kb1 Kb3 49. h4 d4 50. h5 d3 51. g5 d2 52. Nf2 0-1

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.04"]
[Round "5"]
[White "Dias, Matheus Braga"]
[Black "Costa, Luis Claudio De Sou"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "1877"]
[PlyCount "60"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Nc6 5. Ngf3 cxd4 6. cxd4 Qb6 7. exd5 exd5 8. Nb3 Bb4+ 9. Bd2 Bg4 10. Be2 Nf6 11. 0-0 0-0 12. h3 Bh5 13. Be3 Rfe8 14. a3 Bd6 15. Nc5 Ne7 16. b4 Bxf3 17. Bxf3 Nf5 18. Qd3 Nxe3 19. fxe3 Re7 20. Rae1 Bg3 21. Re2 Rae8 22. Qf5 Qd6 23. Bg4 b6 24. Nd3 Bh2+ 25. Kh1 Ne4 26. Rf3 Ng3+ 27. Rxg3 Bxg3 28. Bf3 g6 29. Qxd5 Qxd5 30. Bxd5 Rxe3 0-1

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.03"]
[Round "4"]
[White "Costa, Luis Claudio De Sou"]
[Black "Da Silva, Joao Carlos Orguim"]
[Result "1-0"]
[ECO "D04"]
[BlackElo "1747"]
[PlyCount "103"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 0-0 5. d4 d5 6. Nbd2 Nbd7 7. c4 c6 8. Be2 Ne4 9. Nxe4 dxe4 10. Nd2 f5 11. Qc2 e6 12. c5 Nf6 13. Nc4 Ne8 14. Rd1 Qc7 15. a4 Rf7 16. b4 Bd7 17. 0-0 Rd8 18. a5 Bc8 19. Rd2 Re7 20. Rfd1 Rdd7 21. Qb3 Kf7 22. Bc3 Bf6 23. Qb2 Rd8 24. f4 Red7 25. d5 cxd5 26. Bxf6 Nxf6 27. Ne5+ Ke7 28. Bb5 Qb8 29. Bxd7 Bxd7 30. b5 Be8 31. Rc2 Rc8 32. Rdc1 Qc7 33. Qb4 Kd8 34. b6 Qb8 35. bxa7 Qxa7 36. Qb6+ Qxb6 37. cxb6 Rxc2 38. Rxc2 Bb5 39. Rc7 Ba6 40. Nf7+ Ke8 41. Nd6+ Kd8 42. Nxb7+ Bxb7 43. Rxb7 Ng4 44. a6 Kc8 45. Rxh7 Nf6 46. Rh8+ Kd7 47. b7 d4 48. b8Q Nd5 49. Rh7+ Kc6 50. exd4 Nf6 51. Rc7+ Kd6 52. Qd8+ 1-0

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.02"]
[Round "2"]
[White "Barbosa, Luiz Francisco da S"]
[Black "Costa, Luis Claudio De Sou"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1729"]
[PlyCount "105"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. d3 d6 6. e4 e5 7. Nge2 Nc6 8. 0-0 Be6 9. Nd5 Ne7 10. Bg5 Nfxd5 11. cxd5 Bd7 12. Qd2 c5 13. dxc6 bxc6 14. Nc3 Rb8 15. Rab1 Be6 16. b3 Qd7 17. Bh6 f5 18. Bxg7 Kxg7 19. d4 fxe4 20. dxe5 d5 21. Na4 Qc7 22. Rbc1 Qxe5 23. Nc5 Rbc8 24. Qc3 Kf6 25. Qxe5+ Kxe5 26. Rfe1 Nf5 27. f3 Nd6 28. Nxe6 Kxe6 29. Bh3+ Nf5 30. fxe4 dxe4 31. Rxe4+ Kd6 32. Rd1+ Kc5 33. Re5+ Kb6 34. Bxf5 Rxf5 35. Rxf5 gxf5 36. Rd7 Rc7 37. Rxc7 Kxc7 38. Kf2 Kd6 39. Ke3 Kc5 40. a3 a5 41. Kd3 Kd5 42. b4 a4 43. Kc3 h6 44. Kd3 h5 45. Kc3 Ke4 46. Kc4 h4 47. Kc5 hxg3 48. hxg3 Kf3 49. Kxc6 Kxg3 50. b5 f4 51. b6 f3 52. b7 f2 53. b8Q+ 1-0

[Event "Niteroi op 2nd"]
[Site "Niteroi"]
[Date "2022.09.01"]
[Round "1"]
[White "Costa, Luis Claudio De Sou"]
[Black "Petrenko, Willy"]
[Result "1/2-1/2"]
[ECO "C70"]
[BlackElo "1876"]
[PlyCount "100"]
[EventDate "2022.09.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. 0-0 a6 5. Ba4 b5 6. Bb3 Ng6 7. c3 Be7 8. d4 0-0 9. Be3 Bb7 10. Nbd2 d6 11. Re1 Na5 12. Bc2 c5 13. Nf1 Nc4 14. Bc1 Bc8 15. b3 Nb6 16. Ne3 Bd7 17. Bb2 Rc8 18. Qe2 Nf4 19. Qd2 Bf6 20. dxe5 dxe5 21. Rad1 Qc7 22. c4 bxc4 23. Nxc4 Nxc4 24. bxc4 Bg4 25. Qc3 Rfe8 26. Qa3 Re6 27. Rd2 Bxf3 28. Qxf3 Rd8 29. Red1 Red6 30. Rxd6 Rxd6 31. Rxd6 Qxd6 32. Qd1 Qxd1+ 33. Bxd1 Kf8 34. Ba4 Ke7 35. Ba3 Kd6 36. Be8 Ne2+ 37. Kf1 Nc3 38. Bxf7 Nxe4 39. Bc1 Bg5 40. Bd5 Ng3+ 41. hxg3 Bxc1 42. Ke2 Bg5 43. Bb7 a5 44. a4 h6 45. Be4 Bf6 46. Kf3 h5 47. Bg6 h4 48. gxh4 Bxh4 49. Be4 Bd8 50. Kg4 g5 1/2-1/2

[Event "Guanabara Interno 1st"]
[Site "Rio de Janeiro"]
[Date "2000.02.02"]
[Round "5"]
[White "Mathow, Hermann Mateo"]
[Black "Costa, Luis Claudio de Sou"]
[Result "1-0"]
[ECO "E14"]
[PlyCount "51"]
[EventDate "2000.01.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. a3 b6 4. Nc3 Bb7 5. e3 Be7 6. d4 0-0 7. Be2 c5 8. 0-0 Qc7 9. Nb5 Qc8 10. Bd2 a6 11. Nc3 cxd4 12. Nxd4 Nc6 13. Bf3 Nxd4 14. Bxb7 Qxb7 15. exd4 Ne4 16. Nxe4 Qxe4 17. Bc3 Qg6 18. Re1 Bf6 19. Rc1 d5 20. cxd5 exd5 21. Qb3 h5 22. Qxb6 Qf5 23. Re3 Qg5 24. Rce1 h4 25. h3 Qh6 26. Rf3 1-0

[Event "Guanabara Interno 1st"]
[Site "Rio de Janeiro"]
[Date "2000.01.26"]
[Round "4"]
[White "Costa, Luis Claudio de Sou"]
[Black "Assafin, Marcelo"]
[Result "1/2-1/2"]
[ECO "C87"]
[PlyCount "95"]
[EventDate "2000.01.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 0-0 7. d4 b5 8. dxe5 Nxe4 9. Bxb5 Nxf2 10. Kxf2 axb5 11. Qd5 b4 12. Bd2 Bb7 13. Bxb4 Nxb4 14. Qxb7 Nxc2 15. Re2 Nxa1 16. Nc3 c6 17. Nd4 Qa5 18. Nf5 Bb4 19. Ne7+ Kh8 20. Re3 Bxc3 21. bxc3 Qc5 22. Qxd7 Rfd8 23. Qh3 Rd2+ 24. Ke1 Nc2+ 25. Kxd2 Nxe3 26. Qxe3 Qxe3+ 27. Kxe3 Rxa2 28. Nxc6 Rxg2 29. c4 Rxh2 30. c5 Rh3+ 31. Kd4 h5 32. Nb4 Rh4+ 33. Kc3 Re4 34. c6 Rxe5 35. Kd4 Re8 36. Kd5 Rd8+ 37. Ke5 f6+ 38. Ke6 g5 39. c7 Rc8 40. Kd7 Rxc7+ 41. Kxc7 h4 42. Nd3 h3 43. Nf2 h2 44. Kd6 g4 45. Nh1 f5 46. Ke5 Kg7 47. Kxf5 g3 48. Nxg3 1/2-1/2

[Event "Guanabara Interno 1st"]
[Site "Rio de Janeiro"]
[Date "2000.01.19"]
[Round "3"]
[White "Chagas, Carlos Alberto"]
[Black "Costa, Luis Claudio de Sou"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "78"]
[EventDate "2000.01.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. Nc3 e6 3. e4 d6 4. d4 Nbd7 5. Bg5 Be7 6. Bb5 0-0 7. d5 Nb6 8. 0-0 a6 9. Bd3 c6 10. dxc6 bxc6 11. e5 Ne8 12. Bxe7 Qxe7 13. Ne4 d5 14. Neg5 g6 15. Qd2 c5 16. Qf4 f6 17. Nxh7 Qxh7 18. exf6 Rxf6 19. Qg3 c4 20. Qh4 Qxh4 21. Bxg6 Qh8 22. Bxe8 Bd7 23. Bxd7 Nxd7 24. c3 Raf8 25. Nd4 Qh4 26. f3 Rg6 27. Nc6 Rf7 28. Rae1 Rfg7 29. Re2 Qxh2+ 30. Kf2 Rxg2+ 31. Ke1 Rxe2+ 32. Kd1 Rd2+ 33. Kc1 Rxb2 34. Rg1 Qxg1+ 35. Kxb2 Rg2+ 36. Ka3 Qa1 37. Ne7+ Kf7 38. Nxd5 exd5 39. f4 Qxa2+ 0-1

[Event "Guanabara Interno 1st"]
[Site "Rio de Janeiro"]
[Date "2000.01.12"]
[Round "2"]
[White "Costa, Luis Claudio de Sou"]
[Black "Perrone, Bruno Freire"]
[Result "1/2-1/2"]
[ECO "D12"]
[PlyCount "96"]
[EventDate "2000.01.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Nf3 c6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Be7 9. 0-0 0-0 10. Re1 Nbd7 11. Bd2 Qc7 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 Nf6 15. Rh4 g6 16. Bg5 Nd5 17. Bxe7 Qxe7 18. Re1 Qd6 19. Rhe4 Nf6 20. Re7 b5 21. Qa3 Qxa3 22. bxa3 Nd5 23. Rd7 Rfd8 24. Rb7 Re8 25. Rxe8+ Rxe8 26. Kf1 Nc3 27. Rxa7 Nb1 28. a4 g5 29. axb5 cxb5 30. Rb7 Na3 31. Nxg5 Nb1 32. g3 Nc3 33. Nxf7 Nxa2 34. Nd6 Rd8 35. Nxb5 Nc1 36. f4 Nb3 37. h4 Nxd4 38. Nxd4 Rxd4 39. Ke2 Rd6 40. Kf3 Rd3+ 41. Kg4 h5+ 42. Kxh5 Rxg3 43. f5 Rg2 44. f6 Rg1 45. Kh6 Rh1 46. h5 Rg1 47. Rg7+ Kh8 48. f7 Rg6+ 1/2-1/2

[Event "Guanabara Interno 1st"]
[Site "Rio de Janeiro"]
[Date "2000.01.05"]
[Round "1"]
[White "Carvalho, Carlos Alberto"]
[Black "Costa, Luis Claudio de Sou"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2044"]
[PlyCount "80"]
[EventDate "2000.01.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nd2 d5 4. e3 Be7 5. Bxf6 Bxf6 6. f4 b6 7. Ngf3 Ba6 8. Bxa6 Nxa6 9. Qe2 Nb8 10. 0-0 0-0 11. Ne5 Nd7 12. c4 c6 13. Rac1 Rc8 14. cxd5 cxd5 15. Qa6 Rxc1 16. Rxc1 Bxe5 17. fxe5 Qa8 18. Rc7 Nb8 19. Qxa7 Qxa7 20. Rxa7 Nc6 21. Rc7 Nb4 22. a3 Na2 23. e4 Rd8 24. Kf2 h6 25. exd5 Rxd5 26. Ke3 b5 27. Ne4 b4 28. Rc5 bxa3 29. bxa3 Rd7 30. a4 Nb4 31. Nd6 Nd5+ 32. Ke4 f5+ 33. Kf3 g5 34. g4 fxg4+ 35. Kxg4 Ne3+ 36. Kh5 Nf5 37. Nxf5 exf5 38. Kg6 Kf8 39. d5 f4 40. d6 Ke8 1/2-1/2

[Event "CXG Interno 4th"]
[Site "Rio de Janeiro"]
[Date "1999.??.??"]
[Round "2"]
[White "Alvim, Bruno"]
[Black "Costa, Luis Claudio de Sou"]
[Result "1/2-1/2"]
[ECO "A16"]
[PlyCount "98"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 e6 6. 0-0 c6 7. d3 d5 8. Bg5 d4 9. Ne4 h6 10. Nxf6+ Bxf6 11. Bxh6 Bg7 12. Qd2 f6 13. Nh4 g5 14. Ng6 Bxh6 15. Nxf8 Qxf8 16. Rae1 c5 17. e3 g4 18. Qe2 e5 19. exd4 cxd4 20. Bd5+ Kh8 21. Qe4 Qg7 22. a3 a5 23. Re2 Na6 24. Ra1 Nc5 25. Qg2 Nxd3 26. Be4 Nc5 27. Bc2 d3 28. Bxd3 Nxd3 29. Rd1 Nc1 30. Rd8+ Kh7 31. Qe4+ Qg6 32. Rh8+ Kg7 33. Rg8+ Kxg8 34. Qxg6+ Bg7 35. Rd2 Be6 36. Rd6 Ne2+ 37. Kg2 Nd4 38. c5 Rc8 39. b4 axb4 40. axb4 Bf5 41. Qh5 Be6 42. Qg6 Bf5 43. Qh5 Be6 44. Rb6 Bd5+ 45. Kf1 Bc4+ 46. Kg2 Bd5+ 47. Kg1 Nf3+ 48. Kf1 Bc4+ 49. Kg2 Ne1+ 1/2-1/2

[Event "CXG Interno 4th"]
[Site "Rio de Janeiro"]
[Date "1999.??.??"]
[Round "3"]
[White "Costa, Luis Claudio de Sou"]
[Black "Araujo Santos, Carlos Alberto"]
[Result "1-0"]
[ECO "D51"]
[PlyCount "47"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. Nf3 Nbd7 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Be5 f6 10. Bg3 Bd6 11. Bxd6 Nxd6 12. Nd2 h5 13. c5 Ne4 14. Ndxe4 dxe4 15. Nxe4 Qc7 16. Nd6+ Ke7 17. Qc2 a5 18. Qg6 Kd8 19. Nf7+ Ke7 20. Nxh8 Kd8 21. Qg8+ Nf8 22. Qxf8+ Kd7 23. Ng6 Qd8 24. Qf7+ 1-0

[Event "CXG Interno 4th"]
[Site "Rio de Janeiro"]
[Date "1999.??.??"]
[Round "5"]
[White "Costa, Luis Claudio de Sou"]
[Black "Assafin, Marcelo"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "52"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nc6 5. Nf3 Nf6 6. Bg5 Be7 7. e3 Ng8 8. Bxe7 Ngxe7 9. Bb5 0-0 10. Bxc6 Nxc6 11. 0-0 Bg4 12. h3 Bxf3 13. Qxf3 Ne7 14. a4 c6 15. b4 Qd7 16. Rfb1 Qf5 17. Qxf5 Nxf5 18. Rc1 Rfc8 19. a5 a6 20. Na4 Rc7 21. Nb2 Nd6 22. Rc2 h6 23. Kf1 Nb5 24. Nd1 Re8 25. Nc3 Nxc3 26. Rxc3 Kf8 1/2-1/2

[Event "CXG Interno 4th"]
[Site "Rio de Janeiro"]
[Date "1999.??.??"]
[Round "1"]
[White "Costa, Luis Claudio de Sou"]
[Black "Castro, Antonio Ricardino"]
[Result "0-1"]
[ECO "C15"]
[BlackElo "1670"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 Qxd5 5. a3 Bxc3+ 6. bxc3 c5 7. Nf3 Nf6 8. c4 Qe4+ 9. Qe2 cxd4 10. Qxe4 Nxe4 11. Nxd4 a6 12. Bd3 Nc5 13. Be3 Bd7 14. Nb3 Nxd3+ 15. cxd3 0-0 16. 0-0 e5 17. d4 exd4 18. Bxd4 Be6 19. Rfc1 Nc6 20. Be3 Ne5 21. Nc5 Rac8 22. Nxe6 fxe6 23. c5 Rfd8 24. Rab1 Nd3 25. Rd1 Rc7 26. Rb3 Rcd7 27. Bg5 Nc1 0-1

[Event "CXG Interno 4th"]
[Site "Rio de Janeiro"]
[Date "1999.??.??"]
[Round "4"]
[White "Guedes, Sebastiao Henrique"]
[Black "Costa, Luis Claudio de Sou"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1605"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Re8 7. Be3 e5 8. d5 c5 9. Qd2 Ng4 10. Bg5 Bf6 11. Bxf6 Nxf6 12. 0-0-0 a5 13. h4 Nh5 14. Ng5 Nf4 15. g3 Nxe2+ 16. Nxe2 Nd7 17. h5 Nf8 18. hxg6 fxg6 19. Rh4 Re7 20. Rdh1 Bd7 21. Nc3 a4 22. a3 Qa5 23. Qe3 Rb8 24. Qf3 Qa6 25. Qf6 Rg7 26. Ne6 Bxe6 27. dxe6 Re8 0-1

[Event "CXG Interno 4th"]
[Site "Rio de Janeiro"]
[Date "1999.??.??"]
[Round "6"]
[White "Ribeiro, Freddie Allan"]
[Black "Costa, Luis Claudio de Sou"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "1775"]
[PlyCount "103"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. f4 0-0 9. Kh1 Nc6 10. Be3 Qc7 11. Bf3 Nxd4 12. Bxd4 e5 13. Be3 Be6 14. g4 Rad8 15. g5 Ne8 16. f5 Bc4 17. Rf2 f6 18. Nd5 Bxd5 19. Qxd5+ Kh8 20. h4 Qc6 21. Qd2 Nc7 22. g6 hxg6 23. fxg6 Ne6 24. Qd5 Qxd5 25. exd5 Nd4 26. Bxd4 exd4 27. Re1 Rd7 28. Bg4 Rc7 29. Rfe2 f5 30. Bxf5 Rxf5 31. Rxe7 Rxe7 32. Rxe7 Kg8 33. Rxb7 Kf8 34. Rb6 Rxd5 35. Rxa6 Ke7 36. Ra3 Rc5 37. c3 d3 38. c4 Rxc4 39. Rxd3 Rc1+ 40. Kg2 Rc2+ 41. Kg3 Rxb2 42. a4 Ra2 43. Rd4 Ke6 44. Kf4 Rf2+ 45. Kg5 Rg2+ 46. Rg4 Rf2 47. Re4+ Kd7 48. Rf4 Rg2+ 49. Kh5 Re2 50. Rf7+ Re7 51. a5 d5 52. a6 1-0

