[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.25"]
[Round "7"]
[White "Colaco, Willian Wagner Soar"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1565"]
[BlackElo "1850"]
[PlyCount "45"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bg5 Nbd7 4. e3 e6 5. Bd3 Be7 6. Nbd2 a6 7. 0-0 h6 8. Bh4 c5 9. c3 0-0 10. h3 b5 11. Re1 Bb7 12. Rc1 c4 13. Bb1 Ne8 14. Bxe7 Qxe7 15. e4 dxe4 16. Nxe4 Nd6 17. Nxd6 Qxd6 18. Qc2 g6 19. Ne5 Nxe5 20. Rxe5 Qc6 21. f3 Rad8 22. Rce1 Rd5 23. Rxe6 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.25"]
[Round "6"]
[White "Costa, Samir Hejazi"]
[Black "Campagnolo, Bruna1111"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1850"]
[BlackElo "1345"]
[PlyCount "51"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. c4 e6 5. Nc3 c5 6. cxd5 Nxd5 7. Qa4+ Qd7 8. Bb5 Nc6 9. Ne5 Qc7 10. Nxc6 a6 11. Ne5+ Ke7 12. Nxd5+ exd5 13. Nxg4 Qc8 14. Be2 g6 15. Bd2 b6 16. Rc1 Qb7 17. dxc5 bxc5 18. Qa3 Ke8 19. Nf6+ Kd8 20. Ba5+ Kc8 21. Bg4+ Kb8 22. Nd7+ Ka7 23. Bb6+ Qxb6 24. Nxb6 Rb8 25. Nc8+ Ka8 26. Qxa6# 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.24"]
[Round "3"]
[White "Barbosa, Jefferson Lucas Mun"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2017"]
[BlackElo "1850"]
[PlyCount "47"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 dxc6 7. Bd3 h6 8. Qe2 e5 9. Bd2 Bc5 10. 0-0-0 Be6 11. Kb1 Qa5 12. Nd5 Qd8 13. Ne3 Qb6 14. Nf5 g6 15. Ng7+ Ke7 16. Nxe6 Kxe6 17. f4 Ba3 18. Bc4+ Ke7 19. Bc3 exf4 20. Rhf1 Rhd8 21. Rxf4 Rxd1+ 22. Qxd1 Bxb2 23. Bxb2 Rd8 24. Qf1 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.24"]
[Round "4"]
[White "Costa, Samir Hejazi"]
[Black "Pasqualotto, Amos Petronio"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1850"]
[BlackElo "1438"]
[PlyCount "71"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 Nf6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 c5 8. d5 a6 9. Re1 Re8 10. e4 Ng4 11. h3 Nge5 12. Qe2 Nb6 13. Nxe5 Bxe5 14. Bd2 Nd7 15. f4 Bd4+ 16. Kh2 Nf8 17. e5 Bd7 18. Nd1 Qc8 19. Bc3 dxe5 20. fxe5 Bxc3 21. Nxc3 Rb8 22. Qf3 Rd8 23. Rf1 Be8 24. Ne4 h6 25. h4 Qf5 26. Qxf5 gxf5 27. Rxf5 b5 28. cxb5 Rxb5 29. b3 Rxd5 30. Nf6+ exf6 31. Bxd5 fxe5 32. Rxe5 Rb8 33. Rae1 Ne6 34. Bxe6 fxe6 35. Rxe6 Bb5 36. a4 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.24"]
[Round "5"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1704"]
[BlackElo "1850"]
[PlyCount "57"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Be3 Nge7 6. Nc3 Nxd4 7. Qxd4 Nc6 8. Qd2 Be7 9. 0-0-0 a6 10. f4 b5 11. f5 b4 12. Ne2 Qa5 13. Kb1 exf5 14. exf5 Qxf5 15. Ng3 Qa5 16. Bc4 0-0 17. Rhf1 Ne5 18. Bd5 Rb8 19. Nf5 Bf6 20. Bg5 Bxg5 21. Qxg5 Ng6 22. Nh6+ Kh8 23. Nxf7+ Rxf7 24. Rxf7 Bb7 25. Qg3 Qd8 26. Rxd7 Qxd7 27. Qxb8+ Bc8 28. Bf3 Qf5 29. Rd8+ 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.23"]
[Round "2"]
[White "Costa, Samir Hejazi"]
[Black "Silva, Guilherme Henrique"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1850"]
[BlackElo "1608"]
[PlyCount "43"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. a3 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. e3 Nf6 7. Nd2 Be7 8. Nf3 0-0 9. Bd3 Re8 10. 0-0 d5 11. b4 a5 12. c3 Qc7 13. Qa4 e5 14. Be2 Ne4 15. Qc2 Bf5 16. Bd3 c5 17. bxc5 Bg6 18. c4 Nxc5 19. Bxg6 hxg6 20. cxd5 Bd6 21. e4 a4 22. Ng5 1/2-1/2

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.23"]
[Round "1"]
[White "Pereira, Aline Vitoria"]
[Black "Costa, Samir Hejazi"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1286"]
[BlackElo "1850"]
[PlyCount "108"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bf4 Be7 6. e3 Nbd7 7. h3 a6 8. Bd3 0-0 9. Qc2 dxc4 10. Bxc4 b5 11. Bd3 c5 12. dxc5 Nxc5 13. Be2 Bb7 14. 0-0 Rc8 15. a3 Nce4 16. Be5 Nxc3 17. Bxc3 Be4 18. Qd2 Qb6 19. Bd4 Qb7 20. Nh4 Rfd8 21. Nf3 e5 22. Nxe5 Bxg2 23. Rfd1 Bxh3 24. Bf3 Qb8 25. Nc6 Rxc6 26. Bxc6 Rd6 27. Be5 Rxd2 28. Bxb8 Rxb2 29. Be5 Rb3 30. Bd6 Bd8 31. Bd5 Nxd5 32. Rxd5 h6 33. Rc1 Bf6 34. e4 Be6 35. Rd2 Bg4 36. Rc6 a5 37. Ra6 a4 38. Ra8+ Kh7 39. f4 Bf3 40. Re8 Bh4 41. Kh2 Rb1 42. Kh3 Be1 43. Rc2 Rb3 44. f5 Bxe4+ 45. Kg4 Bxc2 46. Rxe1 Rd3 47. Bb4 Rd4+ 48. Kg3 Bxf5 49. Rf1 Be6 50. Bc5 Rg4+ 51. Kh2 h5 52. Bb4 h4 53. Kh3 Rg1+ 54. Kxh4 Rxf1 0-1

[Event "Maringa op 2nd"]
[Site "Maringa"]
[Date "2012.08.12"]
[Round "8"]
[White "Lucci, Bruno Wendorff"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1877"]
[BlackElo "1955"]
[PlyCount "93"]
[EventDate "2012.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 a6 5. c3 Nc6 6. exd5 exd5 7. dxc5 Bxc5 8. Nb3 Ba7 9. Bd3 Nf6 10. 0-0 0-0 11. h3 h6 12. Bc2 Qc7 13. Nbd4 Bd7 14. Re1 Nxd4 15. Nxd4 Bb8 16. Nf3 Ba7 17. Ne5 Rfe8 18. Bf4 Qc8 19. Qf3 Bf5 20. Rac1 Bxc2 21. Rxc2 Qf5 22. Rce2 Nh5 23. Bh2 Qxf3 24. Nxf3 Nf6 25. Rxe8+ Rxe8 26. Rxe8+ Nxe8 27. Be5 f6 28. Bd4 Bb8 29. Ne1 Kf7 30. Nd3 Bd6 31. g3 Nc7 32. Kg2 Ne6 33. Be3 Nf8 34. Bf4 Ke6 35. Bxd6 Kxd6 36. Kf3 Ne6 37. Ke3 g5 38. Nb4 f5 39. f4 Nc5 40. fxg5 hxg5 41. h4 Ne4 42. hxg5 Nxg5 43. Kd4 Ne4 44. Nxd5 Nxg3 45. Nf4 Ne4 46. c4 Nc5 47. Ne2 1-0

[Event "Maringa op 2nd"]
[Site "Maringa"]
[Date "2012.08.10"]
[Round "5"]
[White "Costa, Samir Hejazi"]
[Black "Aranha Filho, Alvaro Zimmermann"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1955"]
[BlackElo "2292"]
[PlyCount "50"]
[EventDate "2012.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. g3 Ne4 7. Bg2 Nxc3 8. bxc3 g6 9. 0-0 Bg7 10. c4 0-0 11. e3 Bf5 12. Nh4 Be6 13. Rb1 Qd7 14. Ba3 Na5 15. Bb4 Nxc4 16. a4 g5 17. Nf3 Bf5 18. Ra1 h6 19. Nd2 Rfc8 20. Nxc4 Rxc4 21. Re1 e6 22. Bf1 Rc7 23. Rc1 Rac8 24. Bc5 Rxc5 25. dxc5 Bb2 0-1

[Event "Maringa op 2nd"]
[Site "Maringa"]
[Date "2012.08.10"]
[Round "4"]
[White "Ferreira, Any Caroline"]
[Black "Costa, Samir Hejazi"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1919"]
[BlackElo "1955"]
[PlyCount "148"]
[EventDate "2012.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. h3 Nbd7 5. e3 Be7 6. Bd3 0-0 7. Nbd2 c5 8. c3 c4 9. Bc2 Qb6 10. Qb1 Bd6 11. Bxd6 Qxd6 12. 0-0 b5 13. e4 dxe4 14. Nxe4 Qc7 15. Re1 Bb7 16. Ne5 Nxe4 17. Bxe4 Bxe4 18. Rxe4 Nxe5 19. Rxe5 Rab8 20. a3 Rfd8 21. Qe4 Qb7 22. Qc2 Rd5 23. Rae1 Rbd8 24. R1e3 a5 25. Qe2 g6 26. Kf1 Kf8 27. Qf3 Kg7 28. Qe2 Rxe5 29. Rxe5 Rd5 30. f3 Qc6 31. f4 b4 32. Rxd5 Qxd5 33. Qe5+ Qxe5 34. dxe5 bxa3 35. bxa3 g5 36. g3 Kg6 37. Kf2 gxf4 38. gxf4 Kh5 39. Kg3 a4 40. h4 Kg6 41. Kg4 h5+ 42. Kg3 f6 43. exf6 Kxf6 44. Kf2 Kg6 45. Ke3 Kf6 46. Ke4 Kg6 47. Ke5 Kf7 48. f5 exf5 49. Kxf5 Ke7 50. Kg5 Ke6 51. Kf4 Kd5 52. Kf5 Kd6 53. Ke4 Ke6 54. Kd4 Kf5 55. Kxc4 Kg4 56. Kb5 Kxh4 57. c4 Kg3 58. c5 h4 59. c6 h3 60. c7 h2 61. c8Q h1Q 62. Qc3+ Kf4 63. Qd4+ Kf5 64. Qc5+ Ke6 65. Kxa4 Kd7 66. Kb5 Qb1+ 67. Qb4 Qd3+ 68. Ka5 Kc7 69. Qb6+ Kc8 70. a4 Qc3+ 71. Ka6 Qc4+ 72. Qb5 Qe6+ 73. Qb6 Qxb6+ 74. Kxb6 Kb8 1/2-1/2

[Event "Maringa op 2nd"]
[Site "Maringa"]
[Date "2012.08.09"]
[Round "2"]
[White "Cubas, Jose Fernando"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2507"]
[BlackElo "1955"]
[PlyCount "33"]
[EventDate "2012.08.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. Bg2 Nd4 5. Qd1 d5 6. c3 Nc6 7. exd5 exd5 8. Ne2 Nf6 9. 0-0 Be7 10. d4 c4 11. b3 b5 12. a4 bxa4 13. bxc4 Bb7 14. Qxa4 Rc8 15. Nf4 0-0 16. cxd5 Nb8 17. d6 1-0

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "5"]
[White "Costa, Samir Hejazi"]
[Black "Cardoso Pimenta, Ciro Jose"]
[Result "1/2-1/2"]
[ECO "C47"]
[BlackElo "2039"]
[PlyCount "13"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 e5 3. d3 Nc6 4. Bg2 Nf6 5. 0-0 Be7 6. e4 0-0 7. Nc3 1/2-1/2

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "7"]
[White "Costa, Samir Hejazi"]
[Black "Cruz, William Ferreira Da"]
[Result "1/2-1/2"]
[ECO "C01"]
[BlackElo "2172"]
[PlyCount "32"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 Nbd7 9. h3 Bxf3 10. Nxf3 h6 11. Bxf6 Nxf6 12. Re1 Re8 13. Rxe8+ Qxe8 14. Qe1 Qxe1+ 15. Rxe1 Re8 16. Rxe8+ Nxe8 1/2-1/2

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "2"]
[White "Costa, Samir Hejazi"]
[Black "Salles, Leandro Luiz Krause"]
[Result "0-1"]
[ECO "E05"]
[BlackElo "2098"]
[PlyCount "48"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 Nfd7 8. Qxc4 Nb6 9. Qc2 Nc6 10. Rd1 a5 11. a3 a4 12. Nc3 Bf6 13. e3 Qe7 14. Ne4 Rd8 15. Nxf6+ Qxf6 16. Nd2 Nd5 17. Ne4 Qg6 18. Qc4 Bd7 19. Bd2 Nb6 20. Qc3 Na5 21. Qxc7 Nd5 22. Nf6+ Qxf6 23. Bxd5 exd5 24. Bxa5 Qf3 0-1

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "6"]
[White "Da Silveira, Jhony Bill"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "D37"]
[PlyCount "117"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[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. Nc3 c6 4. Nf3 Be7 5. Bf4 Nd7 6. e3 Ngf6 7. Bd3 0-0 8. h3 a6 9. a4 dxc4 10. Bxc4 Nb6 11. Bd3 Nbd5 12. Bh2 Nxc3 13. bxc3 Qa5 14. Qc2 c5 15. 0-0 cxd4 16. cxd4 Bd7 17. Ne5 Rac8 18. Qb1 Bc6 19. Nxc6 bxc6 20. Qb7 Nd5 21. Qxa6 Qd2 22. Rfd1 Qb2 23. Rab1 Qa3 24. Qc4 c5 25. Rb3 cxd4 26. Rxa3 Rxc4 27. Bxc4 Bxa3 28. Bxd5 exd5 29. Rxd4 Rd8 30. Bg3 f5 31. a5 Bc5 32. Ra4 Ra8 33. Kf1 Kf7 34. Ke2 Ke6 35. Kd3 Ra6 36. h4 Kd7 37. Be5 g6 38. Bd4 Kc6 39. Ra2 Bb4 40. Bb6 Kd7 41. Ke2 Bd6 42. Rc2 Ra8 43. Kd3 Ke6 44. Rb2 Ra6 45. Rb5 Ra8 46. f4 Be7 47. g3 Bf6 48. Bd4 Bd8 49. Bc3 Kd6 50. Bb4+ Ke6 51. Kd4 Bf6+ 52. Kc5 Rc8+ 53. Kb6 Bd8+ 54. Kb7 Rc7+ 55. Kb8 Rc6 56. Bc5 h6 57. Bb6 Be7 58. a6 Bd6+ 59. Kb7 1-0

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "8"]
[White "Monteiro, Artur Fernando"]
[Black "Costa, Samir Hejazi"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2018"]
[PlyCount "32"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 Rc8 7. a3 Qb6 8. 0-0 cxd4 9. cxd4 Nxd4 10. Nxd4 Qxd4 11. Nc3 Qb6 12. Kh1 Ne7 13. f4 g6 14. Qe2 d4 15. Ne4 Nd5 16. Bd2 Be7 1/2-1/2

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "1"]
[White "Palozi, Paulo Ricardo"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2197"]
[PlyCount "63"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[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. Nc3 c6 4. e4 dxe4 5. Nxe4 Nf6 6. Nc3 Bb4 7. Nf3 c5 8. Bd2 cxd4 9. Nb5 Qa5 10. a3 Bxd2+ 11. Qxd2 Qxd2+ 12. Nxd2 Na6 13. Nxd4 Bd7 14. Be2 Rd8 15. b4 Ba4 16. N4f3 Nc7 17. Ne5 Nd7 18. Ng4 h5 19. Ne3 Ne5 20. Nb1 Nd3+ 21. Kf1 Nf4 22. Bf3 Bc6 23. Bxc6+ bxc6 24. g3 Ng6 25. h4 Rd4 26. Ke2 Ke7 27. Nd2 Ne5 28. Nb3 Rd3 29. Na5 Rhd8 30. Ra2 Rc3 31. f4 Rdd3 32. Nd1 1-0

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "4"]
[White "Rodriguez, Paulo Virgilio Rios"]
[Black "Costa, Samir Hejazi"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "136"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. Bf4 Nf6 4. e3 Nbd7 5. Bd3 c5 6. c3 Be7 7. Nbd2 a6 8. 0-0 c4 9. Bc2 b5 10. e4 dxe4 11. Nxe4 Bb7 12. Nd6+ Bxd6 13. Bxd6 Qb6 14. Ba3 Nd5 15. Ne5 Nxe5 16. dxe5 a5 17. Bd6 h5 18. Qd2 h4 19. h3 Kd7 20. Be4 g5 21. Bxd5 Bxd5 22. Qe3 Qxe3 23. fxe3 f5 24. a4 Kc6 25. Rfe1 Rag8 26. axb5+ Kxb5 27. Re2 g4 28. Kh2 Rg7 29. hxg4 h3 30. g3 Rxg4 31. Be7 Rh7 32. Bd8 a4 33. Bf6 Be4 34. Rd2 Bd3 35. Re1 Ra7 36. Kxh3 a3 37. bxa3 Rxa3 38. Rc1 Re4 39. Bg5 Rxe5 40. g4 Rd5 41. Rb2+ Rb3 42. Rh2 fxg4+ 43. Kxg4 Bf5+ 44. Kf4 Bd3 45. e4 Bxe4 46. Kxe4 Rxg5 47. Rh6 Rg3 48. Rh5+ Kc6 49. Kd4 Rg4+ 50. Ke3 Rb5 51. Rh6 Re5+ 52. Kf3 Rg7 53. Kf4 Rf5+ 54. Ke3 Kd5 55. Rd1+ Ke5 56. Rh3 Rg4 57. Rd4 Rxd4 58. cxd4+ Kd5 59. Rh8 Rf7 60. Rd8+ Kc6 61. Re8 Rf6 62. Ke4 Kb5 63. Rb8+ Ka4 64. d5 exd5+ 65. Kxd5 c3 66. Kd4 Rc6 67. Ra8+ Kb3 68. Kd3 c2 0-1

[Event "Sao Jose do Rio Preto CC-A"]
[Site "Sao Jose do Rio Preto"]
[Date "2012.05.11"]
[Round "3"]
[White "Silva, Alexei Kovalczuk Af"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2072"]
[PlyCount "69"]
[EventDate "2012.05.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 c6 4. e3 Nf6 5. Nc3 Be7 6. b3 Nbd7 7. Bd3 0-0 8. 0-0 dxc4 9. bxc4 c5 10. Qe2 cxd4 11. exd4 b6 12. Bf4 Ba6 13. a4 Bb4 14. Nb5 Bxb5 15. axb5 Re8 16. h3 Nf8 17. Rfd1 Ng6 18. Bxg6 hxg6 19. Ne5 Be7 20. Nc6 Qd7 21. Ra6 Nh5 22. Be5 Bd6 23. Rda1 Bxe5 24. Qxe5 f6 25. Qe3 e5 26. dxe5 fxe5 27. Rxa7 Rxa7 28. Rxa7 Qd1+ 29. Kh2 Nf4 30. Ra2 Qf1 31. Qe4 g5 32. Ne7+ Kh8 33. Ng6+ Kg8 34. Nxf4 gxf4 35. Qg6 1-0

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.21"]
[Round "7"]
[White "Campos, Otavio Moraes"]
[Black "Costa, Samir Hejazi"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1817"]
[BlackElo "1882"]
[PlyCount "54"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. g3 Nbd7 5. Bg2 e6 6. Qe2 Be7 7. c4 0-0 8. 0-0 a6 9. c5 Qc7 10. Nc3 e5 11. dxe5 Nxe5 12. b4 Bg4 13. h3 Nxf3+ 14. Bxf3 Bxh3 15. Bg2 Qd7 16. Rd1 a5 17. Qb2 axb4 18. Qxb4 Bxg2 19. Kxg2 b5 20. e4 Qa7 21. exd5 Bxc5 22. Qf4 Nxd5 23. Nxd5 cxd5 24. Rxd5 Qb7 25. Qg5 Rad8 26. Bb2 Qxd5+ 27. Qxd5 Rxd5 0-1

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.20"]
[Round "6"]
[White "Costa, Samir Hejazi"]
[Black "Saenko, Gennady"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1882"]
[BlackElo "1929"]
[PlyCount "79"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 Be7 4. Bg2 Nc6 5. 0-0 0-0 6. c4 d5 7. cxd5 exd5 8. Nc3 h6 9. Bf4 Bd6 10. Ne5 Ne7 11. Nb5 Ne4 12. f3 a6 13. fxe4 axb5 14. exd5 f6 15. Nd3 Bxf4 16. Nxf4 Qd6 17. Qb3 Bd7 18. Ne6 Bxe6 19. dxe6 Qxd4+ 20. e3 Qb6 21. Rad1 Rfd8 22. Rd7 Kf8 23. Kh1 c6 24. Rfd1 Rxd7 25. Rxd7 Rd8 26. Qd3 Rxd7 27. exd7 Qd8 28. Qd6 Kf7 29. Bh3 f5 30. e4 fxe4 31. Be6+ Kg6 32. Bg8+ Kg5 33. h4+ Kh5 34. Bf7+ g6 35. Qe5+ Kg4 36. Be6+ Nf5 37. Kg2 Qf8 38. Qf4+ Kh5 39. Bxf5 gxf5 40. d8Q 1-0

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.20"]
[Round "5"]
[White "Vieira, Benedito Reginaldo"]
[Black "Costa, Samir Hejazi"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1720"]
[BlackElo "1882"]
[PlyCount "55"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. c3 dxe4 4. Qa4+ Nc6 5. Qxe4 Nf6 6. Qc2 Bd6 7. Bb5 Bd7 8. 0-0 Ne5 9. Bxd7+ Qxd7 10. Nxe5 Bxe5 11. d4 Bd6 12. Bg5 Nd5 13. Re1 h6 14. Bd2 0-0-0 15. b4 Qc6 16. Qd3 Nf4 17. Bxf4 Bxf4 18. Qe2 h5 19. g3 Bd6 20. Qe3 h4 21. gxh4 Rxh4 22. Qg5 Bxh2+ 23. Kf1 Qh1+ 24. Ke2 Re4+ 25. Qe3 Rxe3+ 26. fxe3 Qg2+ 27. Kd3 Rh8 28. a4 0-1

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.19"]
[Round "3"]
[White "Costa, Samir Hejazi"]
[Black "De Oliveira, Kenner Martins"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1882"]
[BlackElo "1802"]
[PlyCount "124"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 c6 7. c5 Nbd7 8. Nc3 b6 9. b4 a5 10. b5 cxb5 11. c6 Nb8 12. Ne5 Ba6 13. a4 bxa4 14. Qxa4 Ne8 15. Ba3 Bxa3 16. Rxa3 f6 17. Nd7 Nxd7 18. cxd7 Nc7 19. Qc6 Rf7 20. Qxb6 Rxd7 21. Rxa5 Rb8 22. Qc5 Bc4 23. Rfa1 Rb3 24. R1a3 Rxa3 25. Rxa3 Na6 26. Qc6 Rd6 27. Qb7 Rb6 28. Qa7 Qb8 29. Qe7 Nc7 30. h4 Qf8 31. Qxc7 Qxa3 32. Qxb6 Qxc3 33. Qxe6+ Kf8 34. Qc8+ Ke7 35. Qc7+ Ke8 36. Qb8+ Ke7 37. Qb7+ Kf8 38. Bxd5 Bxd5 39. Qxd5 Qe1+ 40. Kg2 Qxe2 41. Qc5+ Kf7 42. d5 Qe4+ 43. Kh2 Qe5 44. Qc4 Ke7 45. Kg2 h5 46. Qc6 Qe4+ 47. Kh2 Qe5 48. Qb7+ Kd6 49. Qxg7 Kxd5 50. Qb7+ Ke6 51. Qb3+ Kf5 52. Kg2 Kg6 53. Qe3 Qd5+ 54. Qf3 Qe5 55. g4 hxg4 56. Qxg4+ Kh6 57. Kh3 Qc3+ 58. f3 Qe5 59. Qe4 Qa1 60. Kg4 Qg1+ 61. Kf5 Qg6+ 62. Ke6 f5+ 0-1

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.19"]
[Round "4"]
[White "Lopes, Marcos Alves"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1847"]
[BlackElo "1882"]
[PlyCount "53"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. Be2 Bd6 6. 0-0 c6 7. Re1 Ne7 8. Nbd2 Qc7 9. h3 Bh5 10. Nf1 Nd7 11. b3 0-0-0 12. c4 dxc4 13. bxc4 Nf6 14. Qa4 Kb8 15. Rb1 Ne4 16. Qb3 Nc8 17. c5 Be7 18. Ba6 b5 19. Rxe4 Qa5 20. Bxc8 Kxc8 21. Rxe7 Rhe8 22. Bd2 Qa6 23. Rbe1 Rxe7 24. Rxe7 Kb8 25. Bf4+ Ka8 26. N1d2 Qa5 27. Bc7 1-0

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.18"]
[Round "1"]
[White "Costa, Samir Hejazi"]
[Black "Jorge, Denrick Cabral Jose"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1882"]
[BlackElo "1936"]
[PlyCount "109"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 Bf5 4. Bg2 Qc8 5. c4 Bh3 6. Bxh3 Qxh3 7. cxd5 Nxd5 8. Qb3 Nb6 9. Qxf7+ Kxf7 10. Ng5+ Kg6 11. Nxh3 Nc6 12. e3 e5 13. dxe5 Nxe5 14. 0-0 Rd8 15. Nc3 Bb4 16. Nf4+ Kf7 17. Ne4 h6 18. a3 Be7 19. b3 g5 20. Ne2 Nd3 21. Rb1 Rhe8 22. N4c3 a6 23. a4 Bf6 24. Ba3 c5 25. a5 Nd5 26. Nxd5 Rxd5 27. Nc1 Nb4 28. Bxb4 cxb4 29. Na2 Be7 30. Nc1 Rxa5 31. Ne2 Bf6 32. Rfc1 Ra2 33. Kf1 Re7 34. Rc4 a5 35. Rc5 Rd7 36. Nc1 Ra3 37. Ke2 Bc3 38. Kf3 a4 39. Ne2 Bf6 40. bxa4 b3 41. Rf5 Kg6 42. Rb5 b2 43. R1xb2 Bxb2 44. Rxb2 Rxa4 45. Nd4 Rf7+ 46. Kg4 h5+ 47. Kh3 Ra5 48. Rb6+ Rf6 49. Rb2 Ra8 50. Kg2 Rb8 51. Rb5 g4 52. Ne2 Rf5 53. Rb6+ Kg7 54. Nf4 Ra5 55. Rg6+ 1/2-1/2

[Event "BRA-ch Amateur"]
[Site "Goiania"]
[Date "2012.02.18"]
[Round "2"]
[White "Fontoura, Rogerio Lemos"]
[Black "Costa, Samir Hejazi"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1987"]
[BlackElo "1882"]
[PlyCount "77"]
[EventDate "2012.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. Nf3 c6 4. cxd5 cxd5 5. Nc3 e6 6. Bf4 Nc6 7. e3 a6 8. Bd3 Bd7 9. Rc1 Bb4 10. 0-0 Bxc3 11. Rxc3 0-0 12. a3 h6 13. h3 Rc8 14. Qc2 Na7 15. Rc1 Rxc3 16. Qxc3 Bb5 17. Bb1 Qe7 18. Ne5 Rc8 19. Qd2 Rxc1+ 20. Qxc1 Qe8 21. Qc7 Bc6 22. Nxc6 Qxc6 23. Qd8+ Ne8 24. Kh2 Qc8 25. Qh4 Qc1 26. Qe7 Qc8 27. Bd3 Nc6 28. Qc5 Qd7 29. b4 Qe7 30. Qb6 Nd6 31. Bxa6 bxa6 32. Qxc6 Nc4 33. Qxa6 Qd8 34. a4 Qh4 35. Bg3 Qh5 36. b5 Qd1 37. b6 Nd2 38. b7 Nf1+ 39. Qxf1 1-0

