[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.16"]
[Round "6.21"]
[White "Da Costa, Jairo Alves"]
[Black "Kikuchi Cadilhac, Mariana Sawae"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "1339"]
[BlackElo "1550"]
[PlyCount "94"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 Bd6 4. d4 f5 5. c4 c6 6. Nbd2 Nf6 7. 0-0 0-0 8. Ne1 Nbd7 9. f3 f4 10. c5 Bc7 11. gxf4 Bxf4 12. Nb3 Bxc1 13. Rxc1 Qe8 14. e4 Qg6 15. e5 Nh5 16. Nd3 Nf4 17. Nxf4 Rxf4 18. Qd2 Rf7 19. Kh1 Nf8 20. Bh3 Qh5 21. Qg2 Ng6 22. Qg4 Qh6 23. Rf2 Rf4 24. Qg3 Rxd4 25. Rg1 Rf4 26. Re2 Rf7 27. Bf1 Qf4 28. Qxf4 Nxf4 29. Rd2 Rf5 30. Rg4 h5 31. Rxf4 Rxf4 32. Nd4 Kf7 33. Kg2 g5 34. Kg3 Ke7 35. h3 h4+ 36. Kf2 Bd7 37. Ke3 Rg8 38. Rg2 Rf7 39. Bd3 Kd8 40. Ne2 Kc7 41. f4 gxf4+ 42. Nxf4 d4+ 43. Ke2 Rg3 44. Rf2 Re3+ 45. Kd2 Rg7 46. Nh5 Rg5 47. Be2 Rxe2+ 0-1

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.16"]
[Round "5.31"]
[White "Da Costa, Jairo Alves"]
[Black "Shimamura Silva, Eduardo Akira"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1339"]
[BlackElo "1604"]
[PlyCount "147"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 0-0 5. c4 d6 6. Nc3 Bg4 7. e4 e5 8. dxe5 Bxf3 9. Bxf3 dxe5 10. 0-0 Nc6 11. Qxd8 Raxd8 12. Bg5 Nd4 13. Bg2 c6 14. f4 Rc8 15. fxe5 Nd7 16. Bh3 Rc7 17. Be7 Bxe5 18. Bxf8 Kxf8 19. Bxd7 Rxd7 20. Rad1 Rc7 21. Rf2 Ne6 22. Rfd2 Ke8 23. Nb1 Ng5 24. Re2 c5 25. Kg2 Ne6 26. Na3 Nd4 27. Red2 a6 28. Nb1 Ne6 29. Rc1 Ng5 30. Re1 Rc6 31. Rd5 f6 32. Nd2 Bxb2 33. Nf3 Ne6 34. Rb1 Bd4 35. Rxb7 a5 36. Rdd7 Nf8 37. Nxd4 cxd4 38. Rxd4 Ne6 39. Rdd7 Nc5 40. Rdc7 Nxb7 41. Rxc6 Kf8 42. Rxf6+ Ke7 43. Rb6 Nd6 44. Rc6 Kd7 45. Ra6 Nxc4 46. Ra7+ Kd6 47. Rxh7 Ke5 48. Re7+ Kf6 49. Rc7 Nd6 50. Kf3 Ke5 51. Rc5+ Ke6 52. Rxa5 Nc4 53. Ra6+ Nd6 54. Rxd6+ Kxd6 55. Kf4 Ke6 56. Kg5 Ke5 57. a4 Kxe4 58. a5 Kd5 59. Kxg6 Kc5 60. h4 Kb5 61. h5 Kxa5 62. h6 Kb5 63. h7 Kc5 64. h8Q Kc4 65. Qe5 Kb4 66. Qd5 Kc3 67. Kf5 Kc2 68. Ke4 Kc3 69. Qd4+ Kc2 70. Ke3 Kc1 71. Qd2+ Kb1 72. Kd3 Ka1 73. Kc3 Kb1 74. Qb2# 1-0

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.15"]
[Round "3.11"]
[White "Da Costa, Jairo Alves"]
[Black "Pereira da Silva, Gabriel Robert"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "1339"]
[BlackElo "1630"]
[PlyCount "78"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d6 5. d4 c6 6. c4 0-0 7. Nc3 Nbd7 8. e4 e5 9. h3 Re8 10. d5 c5 11. Be3 Nb6 12. b3 Nh5 13. Rc1 Bd7 14. Kh2 Bh8 15. Nh4 Nf4 16. gxf4 Qxh4 17. fxe5 Rxe5 18. f4 Rh5 19. Qf3 Re8 20. Qg3 Qe7 21. Nd1 f5 22. Nf2 Bf6 23. Bd2 Bh4 24. Qd3 Bxf2 25. Rxf2 fxe4 26. Qe3 Qh4 27. Bc3 Kf7 28. Bb2 Nc8 29. Qc3 Rg8 30. Qg3 Qe7 31. Re1 Bf5 32. Rfe2 Qd7 33. Qc3 Qd8 34. Re3 Qh4 35. Rg3 Qxf4 36. Rxe4 Bxe4 37. Bxe4 Qxe4 38. Qf6+ Ke8 39. Rf3 Rf5 0-1

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.15"]
[Round "4.23"]
[White "Zampier, Alexandre"]
[Black "Da Costa, Jairo Alves"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1597"]
[BlackElo "1339"]
[PlyCount "55"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. c4 Nf6 4. e3 c6 5. Nc3 g6 6. Be2 Bg7 7. Nf3 0-0 8. 0-0 Re8 9. d3 b6 10. Qb3 d5 11. Rfd1 d4 12. Ne4 Nxe4 13. dxe4 c5 14. a4 Nd7 15. exd4 exd4 16. Nd2 Qc7 17. a5 Rb8 18. axb6 axb6 19. Bd3 Ne5 20. b5 Bh6 21. f3 Qe7 22. Nf1 Qh4 23. Qc2 f5 24. exf5 Bb7 25. Be4 gxf5 26. Bxb7 Rxb7 27. Qxf5 Rf7 28. Qc2 1-0

[Event "Sao Paulo-C U1700 op 5th"]
[Site "Sao Paulo"]
[Date "2016.10.14"]
[Round "2.22"]
[White "Schultz, Rauanda"]
[Black "Da Costa, Jairo Alves"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1603"]
[BlackElo "1339"]
[PlyCount "160"]
[EventDate "2016.10.13"]
[EventType "swiss"]
[EventRounds "6"]
[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 d5 4. e3 Bb4+ 5. Nbd2 0-0 6. Bd3 Nbd7 7. cxd5 exd5 8. 0-0 Re8 9. a3 Bd6 10. Qc2 c6 11. b4 a6 12. Rb1 Qc7 13. a4 g6 14. Re1 Bf8 15. b5 c5 16. dxc5 Qxc5 17. Nb3 Qxc2 18. Bxc2 axb5 19. axb5 Nc5 20. Bb2 Nfe4 21. Red1 Na4 22. Ra1 Nxb2 23. Rxa8 Nxd1 24. Bxd1 Nc3 25. Bc2 Nxb5 26. Nbd4 Bd7 27. Ra5 Rc8 28. Kf1 Bb4 29. Ra2 Nxd4 30. Nxd4 Bc3 31. Nf3 f6 32. Bb3 Bb5+ 33. Kg1 Bc4 34. Bxc4 dxc4 35. Rc2 Ba5 36. Nd4 Kf7 37. Kf1 Ke7 38. Ke2 Kd6 39. Kd1 Rc5 40. Kc1 b5 41. Kb2 b4 42. Ne2 Ke5 43. Nd4 Ke4 44. Ne6 c3+ 45. Kb3 Rd5 46. Nd4 Kd3 47. Nf3 Rb5 48. Nd4 Rb7 49. Nc6 Bc7 50. Rc1 Rb6 51. Nd4 Ra6 52. Kxb4 Bd6+ 53. Kb5 Ra2 54. Rd1+ Rd2 55. Rc1 Ba3 56. Rf1 c2 57. Nxc2 Rxc2 58. Ra1 Bb2 59. Ra7 h5 60. Rd7+ Ke2 61. Kb4 Kxf2 62. Kb3 Re2 63. Rg7 g5 64. g3 Be5 65. Rh7 Rxe3+ 66. Kc4 Kf3 67. Rxh5 Re2 68. Rh6 Kg2 69. Kd3 Rf2 70. Ke4 Rf1 71. Ke3 Rh1 72. g4 Rxh2 73. Rg6 Kg3 74. Ke4 Kxg4 75. Rg8 Bg3 76. Ke3 f5 77. Rc8 f4+ 78. Kd3 f3 79. Rc1 Kh3 80. Ke4 Kg2 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2016.05.28"]
[Round "5"]
[White "Bonvini, Adriana Tonhati"]
[Black "Da Costa, Jairo Alves"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1587"]
[PlyCount "43"]
[EventDate "2016.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Nf3 Nc6 7. d3 a6 8. e5 Nge7 9. Na4 Nc8 10. 0-0 b5 11. Nc3 N8e7 12. Ne2 Nf5 13. a4 Rb8 14. axb5 axb5 15. g4 Nh6 16. h3 f6 17. exf6 gxf6 18. Ng3 Rg8 19. Kh2 Qg7 20. Nh5 Nxg4+ 21. hxg4 Qxg4 22. Nxf6+ 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2016.05.28"]
[Round "6"]
[White "Da Costa, Jairo Alves"]
[Black "Kojima, Rodrigo Yosuke"]
[Result "0-1"]
[ECO "D13"]
[BlackElo "1497"]
[PlyCount "116"]
[EventDate "2016.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 d5 3. d4 Nf6 4. c4 c6 5. cxd5 cxd5 6. Nc3 Nc6 7. Bg2 Bd6 8. 0-0 Qe7 9. Nb5 0-0 10. Nxd6 Qxd6 11. b3 Re8 12. Bb2 Bd7 13. Ne5 b5 14. Nxd7 Qxd7 15. Re1 Rac8 16. f3 Nb4 17. Rc1 Nxa2 18. Rxc8 Rxc8 19. Qd2 Qd6 20. Qa5 Qb4 21. Qxb4 Nxb4 22. Ra1 Ra8 23. e4 a6 24. exd5 Nfxd5 25. f4 Ra7 26. Bf1 Nc6 27. f5 g6 28. fxe6 fxe6 29. Bh3 Kf7 30. Re1 Re7 31. Rf1+ Kg7 32. Re1 Kf7 33. Rf1+ Kg7 34. Re1 Nd8 35. Ra1 Ra7 36. Re1 Kf7 37. Bc1 Kf6 38. Rf1+ Kg7 39. Bg5 Ra8 40. Bxd8 Rxd8 41. Bxe6 Nf6 42. Rd1 Rd6 43. d5 a5 44. Kf2 h5 45. Ke3 g5 46. Kd4 a4 47. Kc5 Ne4+ 48. Kb4 axb3 49. Rb1 Rb6 50. Rxb3 Nd2 51. Kc5 Rxe6 52. dxe6 Nxb3+ 53. Kd6 Kf8 54. Kd7 Nc5+ 55. Kd6 Nxe6 56. Kd5 Kf7 57. Ke4 Kf6 58. Kd3 Kf5 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2016.05.27"]
[Round "4"]
[White "Da Costa, Jairo Alves"]
[Black "Meirelles, Olyntho Vitoria"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1463"]
[PlyCount "47"]
[EventDate "2016.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. d4 Bg4 4. Bg2 e6 5. c4 cxd4 6. Nxd4 Bc5 7. cxd5 exd5 8. Nc3 Nc6 9. Nb3 Bb4 10. Qxd5 Bxc3+ 11. bxc3 Qxd5 12. Bxd5 Rc8 13. Ba3 Nf6 14. Bg2 Ne7 15. Rc1 Rc7 16. Nc5 Bc8 17. 0-0 0-0 18. Rfd1 b6 19. Nb3 Be6 20. Nd4 Re8 21. Nb5 Rd7 22. Rxd7 Nxd7 23. Nc7 Rc8 24. Nxe6 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2016.05.27"]
[Round "3"]
[White "Message Oliveira, Joao Pedro C"]
[Black "Da Costa, Jairo Alves"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "80"]
[EventDate "2016.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. Bg5 Be7 6. 0-0 0-0 7. Nc3 a6 8. Qd2 b5 9. Bb3 Qc7 10. Bxf6 Bxf6 11. Rab1 Nc6 12. a4 Rb8 13. Ne2 Na5 14. d4 Nxb3 15. cxb3 cxd4 16. Nexd4 Bb7 17. Qc2 Qxc2 18. Nxc2 Bxe4 19. Nfd4 Bxd4 20. Rbc1 Bxb2 21. Rb1 Bf6 22. f3 Bxc2 23. Rbc1 Bxb3 24. axb5 axb5 25. Rb1 Bc4 26. Rfd1 d5 27. g4 Ra8 28. Rdc1 Ra2 29. h3 Rfa8 30. Kh1 Ra1 31. Rxa1 Rxa1 32. Rxa1 Bxa1 33. Kg2 b4 34. Kf2 b3 35. Kg3 b2 36. Kh4 b1Q 37. Kg5 h6+ 38. Kh4 Qe1+ 39. Kh5 g6+ 40. Kxh6 Qh4# 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2016.05.26"]
[Round "2"]
[White "Da Costa, Jairo Alves"]
[Black "Azevedo, Hugo Daniel de Oliv"]
[Result "0-1"]
[ECO "E18"]
[BlackElo "1674"]
[PlyCount "104"]
[EventDate "2016.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. d4 Be7 5. 0-0 0-0 6. c4 b6 7. Nc3 Bb7 8. b3 Nbd7 9. Nd2 a6 10. e4 Nxe4 11. Ndxe4 dxe4 12. Nxe4 Rb8 13. Bb2 c5 14. Qc2 Nf6 15. Rad1 Qc7 16. Rfe1 Nxe4 17. Bxe4 Bxe4 18. Qxe4 cxd4 19. Bxd4 Bb4 20. Re2 Rbd8 21. Rd3 Rfe8 22. Be5 Bd6 23. Red2 Bxe5 24. Rxd8 Rxd8 25. Qxe5 Qc8 26. Rxd8+ Qxd8 27. Qe4 g6 28. Qc6 a5 29. c5 bxc5 30. Qxc5 Qd1+ 31. Kg2 Qd2 32. a3 f5 33. b4 axb4 34. axb4 Kf7 35. b5 Ke8 36. b6 Qd7 37. Qa5 Qb7+ 38. f3 Kd7 39. Kf2 Kc6 40. Ke3 Qxb6+ 41. Qxb6+ Kxb6 42. Kd4 Kc6 43. Ke5 Kd7 44. Kf6 Kd6 45. f4 Kd5 46. Kg7 e5 47. fxe5 Kxe5 48. Kxh7 g5 49. Kg6 f4 50. gxf4+ gxf4 51. h4 f3 52. h5 f2 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2016.05.26"]
[Round "1"]
[White "Ricieri, Vinicius De Andrade"]
[Black "Da Costa, Jairo Alves"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1676"]
[PlyCount "85"]
[EventDate "2016.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Be7 7. Be2 0-0 8. Qd2 Nc6 9. 0-0-0 a6 10. f3 Qc7 11. g4 b5 12. g5 Nd7 13. Nb3 Nde5 14. f4 Nc4 15. Bxc4 bxc4 16. Nd4 Rb8 17. Rdf1 Bd7 18. f5 Qb7 19. Nd1 Nxd4 20. Bxd4 e5 21. f6 Bd8 22. Bc3 Qxe4 23. Qxd6 Bf5 24. Rxf5 Qxf5 25. Qxb8 Bxf6 26. Qb6 Bxg5+ 27. Kb1 Qf4 28. Nf2 Rd8 29. Re1 Bh4 30. Rxe5 Rd1+ 31. Nxd1 h6 32. a3 Bg5 33. Ne3 Qxh2 34. Qxa6 Qg1+ 35. Ka2 Bxe3 36. Qc8+ Kh7 37. Qf5+ Qg6 38. Qxg6+ Kxg6 39. Rxe3 h5 40. Rg3+ Kf5 41. Rxg7 h4 42. Rxf7+ Kg4 43. Be5 1-0

