[Event "Brazil Imperatriz op"]
[Site "Brazil"]
[Date "2002.07.28"]
[Round "6"]
[White "Lima Silva, Ismael"]
[Black "Costa, Jairo"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1798"]
[BlackElo "1756"]
[PlyCount "34"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c3 e6 3. g3 Nf6 4. Nf3 c5 5. e3 Nc6 6. Bg2 cxd4 7. exd4 Be7 8. 0-0 0-0 9. Re1 Qc7 10. Qd3 Re8 11. Bf4 Qb6 12. b3 Bd7 13. Nbd2 a6 14. Ne5 Nxe5 15. dxe5 Nh5 16. Be3 Bc5 17. Bf3 g6 1-0

[Event "Brazil Imperatriz op"]
[Site "Brazil"]
[Date "2002.07.28"]
[Round "7"]
[White "Melo, Wladimir"]
[Black "Costa, Jairo"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1879"]
[BlackElo "1756"]
[PlyCount "48"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. b3 Nf6 5. Bb2 e6 6. h3 Be7 7. Be2 0-0 8. d3 a6 9. Qd2 Qa5 10. 0-0-0 b5 11. g4 Nd4 12. Nxd4 cxd4 13. Nb1 Qxd2+ 14. Rxd2 e5 15. g5 Nxe4 16. dxe4 Bxg5 17. Kd1 Bxd2 18. Nxd2 f5 19. f3 fxe4 20. Nxe4 Rd8 21. Ba3 d5 22. Nc5 Bf5 23. Kd2 Rdc8 24. Rc1 e4 1-0

[Event "Brazil Imperatriz op"]
[Site "Brazil"]
[Date "2002.07.27"]
[Round "4"]
[White "Costa, Jairo"]
[Black "Silva Neto, Carmo Domingues"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1756"]
[PlyCount "35"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. 0-0 h6 7. c3 d6 8. d4 Ba7 9. dxe5 dxe5 10. Qxd8+ Nxd8 11. Nxe5 Be6 12. Bd5 Bxd5 13. exd5 Nf6 14. Re1 0-0 15. Nd2 Re8 16. Ndf3 Ng4 17. Nxg4 Rxe1+ 18. Nxe1 1-0

[Event "Brazil Imperatriz op"]
[Site "Brazil"]
[Date "2002.07.26"]
[Round "3"]
[White "Carvalho, Geovane Viana"]
[Black "Costa, Jairo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1915"]
[BlackElo "1756"]
[PlyCount "55"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bb4+ 7. Nc3 Nge7 8. Be2 0-0 9. 0-0 a6 10. a3 Ba5 11. b4 Bb6 12. Na4 Bd7 13. Nxb6 Qxb6 14. g4 Na7 15. Be3 Nb5 16. Qd3 Rac8 17. Bd2 Nc6 18. Ng5 g6 19. Qh3 h5 20. gxh5 Kg7 21. hxg6 Rh8 22. Nh7 fxg6 23. Qh6+ Kf7 24. Ng5+ Ke7 25. Qg7+ Kd8 26. Qxh8+ Kc7 27. Qg7 Qxd4 28. Nxe6+ 1-0

[Event "Brazil Imperatriz op"]
[Site "Brazil"]
[Date "2002.07.25"]
[Round "1"]
[White "Rohrer, Kurt"]
[Black "Costa, Jairo"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2000"]
[BlackElo "1756"]
[PlyCount "105"]
[EventDate "2002.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 e5 6. Ndb5 a6 7. Na3 Nf6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nc4 Nd4 11. Nd5 Be6 12. Nxf6+ gxf6 13. c3 Bxc4 14. Bxc4 Rc8 15. Bd5 Nc6 16. Qh5 Qd7 17. 0-0 Nd8 18. Qh6 Ne6 19. Qxf6 Rg8 20. Bxe6 Qxe6 21. Qxe6+ fxe6 22. Rad1 Ke7 23. Rd3 Rg4 24. Rfd1 Rcg8 25. g3 Rd8 26. f3 Rg7 27. c4 b6 28. Kf2 Rf7 29. a4 a5 30. Rb3 Rb8 31. Rb5 Rff8 32. b4 axb4 33. Rxb4 Rfc8 34. Rdb1 Kf6 35. a5 Rc6 36. Rxb6 Rcxb6 37. axb6 Rc8 38. b7 Rb8 39. g4 Ke7 40. h4 Kd7 41. g5 Ke7 42. h5 Kf7 43. Kg3 Ke7 44. f4 exf4+ 45. Kxf4 e5+ 46. Ke3 Ke6 47. Kd3 Ke7 48. Rb5 Ke6 49. Kc3 Kf7 50. Kb4 Ke6 51. Ka5 Kd7 52. Ka6 Ke7 53. Ka7 1-0

[Event "BRA-ch U18"]
[Site "Maraba"]
[Date "2002.04.??"]
[Round "4"]
[White "Costa, Jairo"]
[Black "Carvalho, Murilo"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "51"]
[EventDate "2002.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. e3 Nd7 4. Be2 Ngf6 5. 0-0 e6 6. c4 Nb6 7. cxd5 Nbxd5 8. Nc3 a6 9. Nxd5 exd5 10. dxc5 Bxc5 11. Bd2 0-0 12. Rc1 Bd6 13. Bc3 Ne4 14. Bd4 Be6 15. Nd2 Ng5 16. Bd3 Qd7 17. Qh5 Be7 18. f4 Bg4 19. Qh4 Nf3+ 20. Nxf3 Bxh4 21. Nxh4 Rac8 22. Rxc8 Rxc8 23. a3 Bh5 24. Bf5 Qd8 25. Bxc8 Qxc8 26. b4 0-1

[Event "BRA-ch U18"]
[Site "Maraba"]
[Date "2002.04.??"]
[Round "2"]
[White "Costa, Jairo"]
[Black "Mendonca, Fernando"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "59"]
[EventDate "2002.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. c3 d5 4. e3 Nc6 5. Bb5 Bd7 6. 0-0 a6 7. Ba4 b5 8. Bc2 Bd6 9. Nbd2 Nf6 10. e4 e5 11. exd5 Nxd5 12. dxe5 Bxe5 13. Nxe5 Nxe5 14. Re1 f6 15. Nf3 Be6 16. Nxe5 fxe5 17. Rxe5 Qd6 18. Qe1 0-0 19. Rxe6 Qc7 20. Qe4 Nf6 21. Qc6 Qxc6 22. Rxc6 Rfc8 23. Rxc8+ Rxc8 24. Be3 Ng4 25. Bf5 Rd8 26. Bxg4 b4 27. Bxc5 bxc3 28. bxc3 Rd2 29. Rb1 Rxa2 30. Be6+ 1-0

[Event "BRA-ch U18"]
[Site "Maraba"]
[Date "2002.04.??"]
[Round "3"]
[White "Formentini, Alex"]
[Black "Costa, Jairo"]
[Result "1-0"]
[ECO "B50"]
[PlyCount "127"]
[EventDate "2002.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. Nf3 d6 5. 0-0 Nf6 6. d3 Be7 7. Be3 0-0 8. d4 cxd4 9. Nxd4 Nxd4 10. Bxd4 b6 11. e5 dxe5 12. Bxe5 Bb7 13. Re1 Qxd1 14. Raxd1 Rad8 15. Nb5 Rc8 16. b3 a6 17. Nc7 b5 18. Bd3 Ng4 19. Bg3 Bd8 20. h3 Nf6 21. Nxe6 fxe6 22. Rxe6 Rc6 23. Re5 Bc7 24. Rg5 h6 25. Rg6 Bxg3 26. fxg3 Rd6 27. Bc4+ Bd5 28. Rxd5 Rxd5 29. Bxd5+ Nxd5 30. Rxa6 Rc8 31. Ra5 Rxc2 32. Rxb5 Ne3 33. a4 Rxg2+ 34. Kh1 Rxg3 35. a5 Rxh3+ 36. Kg1 Nc2 37. a6 Rg3+ 38. Kf2 Rf3+ 39. Kg2 Rf6 40. Rb8+ Kh7 41. a7 Ra6 42. a8Q Rxa8 43. Rxa8 Nd4 44. b4 Ne6 45. Ra6 Nc7 46. Rc6 Nb5 47. Rc5 Na3 48. Ra5 Nc4 49. Ra4 Nb6 50. Ra6 Nd5 51. b5 Nc7 52. Rb6 Nxb5 53. Rxb5 Kg6 54. Kg3 Kf6 55. Kg4 g6 56. Rb6+ Kg7 57. Rb7+ Kg8 58. Kh4 Kh8 59. Kg4 Kg8 60. Kf4 Kh8 61. Ke5 g5 62. Kf6 Kg8 63. Kg6 Kf8 64. Kxh6 1-0

[Event "BRA-ch U18"]
[Site "Maraba"]
[Date "2002.04.??"]
[Round "1"]
[White "Moraes, Nelson da Silva"]
[Black "Costa, Jairo"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "61"]
[EventDate "2002.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. Nf3 e6 4. d4 cxd4 5. cxd4 Bb4+ 6. Nc3 Nf6 7. e5 Nd5 8. Bd2 Nxc3 9. bxc3 Be7 10. Bd3 d6 11. exd6 Bxd6 12. 0-0 e5 13. Re1 Bg4 14. d5 Ne7 15. Bb5+ Bd7 16. Bxd7+ Qxd7 17. Nxe5 Bxe5 18. Rxe5 0-0 19. c4 Rac8 20. Bb4 Ng6 21. Re4 Rfe8 22. Rxe8+ Qxe8 23. c5 Qe4 24. Qd2 Nh4 25. f3 Qg6 26. Kh1 Rd8 27. d6 Re8 28. Qf2 Nf5 29. Re1 Rxe1+ 30. Qxe1 h6 31. d7 1-0

