[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.26"]
[Round "6"]
[White "Barros, Davi Matheus Costa"]
[Black "Noguerol, Alvaro Vinueza"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "1948"]
[BlackElo "1800"]
[PlyCount "104"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. e4 c6 7. Nf3 e5 8. d5 Na6 9. 0-0 Nc5 10. Bg5 a5 11. Ne1 h6 12. Be3 cxd5 13. cxd5 b6 14. Bxc5 bxc5 15. Nc2 Rb8 16. b3 Ne8 17. Rb1 f5 18. f3 f4 19. g4 h5 20. h3 Ba6 21. Rf2 Bf6 22. Bf1 Bxf1 23. Qxf1 Bh4 24. Rg2 Qb6 25. gxh5 g5 26. Qc4 Qb7 27. Qf1 Nf6 28. Rh2 Nxh5 29. Ne2 Qa7 30. Ne1 a4 31. Ng2 Bg3 32. h4 Bxh2+ 33. Kxh2 Rb4 34. hxg5 Qh7 35. g6 Qh6 36. Kg1 Ng3 37. Qe1 Qh1+ 38. Kf2 Qxe1+ 39. Nxe1 Rfb8 40. Nd3 R4b7 41. Nxg3 fxg3+ 42. Kxg3 c4 43. Nc1 axb3 44. axb3 cxb3 45. Rb2 Kg7 46. Nd3 Rc7 47. Ne1 Rc1 48. Kf2 Kxg6 49. Ke2 Ra1 50. Kd2 Ra2 51. Nd3 Rxb2+ 52. Nxb2 Kg5 0-1

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.26"]
[Round "7"]
[White "De Oliveira, Gabriel Lukiantchuk"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1800"]
[BlackElo "1948"]
[PlyCount "82"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 0-0 6. Be2 c6 7. 0-0 Nbd7 8. cxd5 exd5 9. Nbd2 Ne4 10. Bxe7 Qxe7 11. Nxe4 dxe4 12. Nd2 Nf6 13. Qc2 Bf5 14. Rfd1 Rac8 15. Qc5 Qxc5 16. dxc5 Be6 17. Bc4 Bd5 18. Rac1 Rfd8 19. Bb3 Bxb3 20. Nxb3 Nd5 21. Nd2 f5 22. Nc4 Rc7 23. Nd6 g6 24. a3 Rcd7 25. h3 Nf6 26. Rd2 Ne8 27. Rcd1 Nxd6 28. cxd6 Kf7 29. Kh2 Ke6 30. Kg3 Rxd6 31. Rxd6+ Rxd6 32. Rxd6+ Kxd6 33. Kf4 h6 34. g4 Ke6 35. f3 exf3 36. Kxf3 Ke5 37. h4 fxg4+ 38. Kxg4 Ke4 39. b4 Kxe3 40. a4 Kd4 41. Kf4 b6 0-1

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.25"]
[Round "4"]
[White "Araujo, Lucas Filipe Echer"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1800"]
[BlackElo "1948"]
[PlyCount "134"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Qb6 5. Nc3 Qxb2 6. Nb5 Nd5 7. Bc4 Qb4+ 8. Nd2 a6 9. Nd6+ Bxd6 10. Bxd6 b6 11. Bxd5 exd5 12. dxc5 bxc5 13. Rb1 Qa5 14. Rxb8 Rxb8 15. Bxb8 Qxa2 16. Bd6 Qa5 17. 0-0 Qb6 18. Bf4 0-0 19. Qb1 Qc6 20. Qb8 Bb7 21. Qc7 d4 22. Qxc6 Bxc6 23. exd4 cxd4 24. Nb3 d3 25. cxd3 Bb5 26. Rd1 Ba4 27. Rb1 g5 28. Bd6 Re8 29. Nc5 Bb5 30. h3 Re2 31. d4 Rd2 32. Be5 d6 33. Bxd6 Rxd4 34. Bg3 h6 35. Ra1 f5 36. f3 f4 37. Bf2 Rd6 38. Ne4 Rd8 39. h4 gxh4 40. Bxh4 Ra8 41. Nf6+ Kf7 42. Nd5 Ra7 43. Nxf4 a5 44. Bf2 Ra6 45. Nd5 Bc4 46. Nc3 Bb3 47. Ne4 Bd5 48. Nc5 Rg6 49. Kh2 Rg5 50. Rxa5 Rh5+ 51. Kg1 Rg5 52. Ra7+ Ke8 53. Ne4 Bxe4 54. fxe4 Re5 55. Ra4 Kf7 56. Bg3 Rb5 57. Bf4 h5 58. Kf2 Rb2+ 59. Kg3 h4+ 60. Kh3 Rc2 61. Rd4 Rb2 62. Rd2 Rb4 63. Re2 Ke6 64. Kxh4 Rb7 65. Kg4 Rg7+ 66. Kf3 Rd7 67. Ra2 Kf6 1-0

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.25"]
[Round "5"]
[White "Barros, Davi Matheus Costa"]
[Black "Da Silva, Carlos Eduardo Pere"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "1948"]
[BlackElo "1800"]
[PlyCount "59"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 d6 2. Nf3 e5 3. Nc3 Bg4 4. e4 Bxf3 5. Qxf3 Qf6 6. Qd1 c6 7. Be2 Nh6 8. 0-0 Nd7 9. d3 g6 10. Be3 Nc5 11. f4 Qe7 12. Qd2 0-0-0 13. fxe5 dxe5 14. Bxh6 Bxh6 15. Qxh6 Nxd3 16. Qh3+ Qd7 17. Qxd7+ Rxd7 18. Bxd3 Rxd3 19. Rad1 Rhd8 20. Rxd3 Rxd3 21. Rd1 Rd4 22. Rxd4 exd4 23. Ne2 d3 24. Nc3 b5 25. cxb5 cxb5 26. Kf2 a6 27. Ke3 Kd7 28. Kxd3 Kd6 29. Kd4 f6 30. Nd5 1-0

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.24"]
[Round "2"]
[White "Barros, Davi Matheus Costa"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "1948"]
[BlackElo "1800"]
[PlyCount "69"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. d4 Nxd4 9. Nxe5 Nxb3 10. axb3 Bb7 11. Nc3 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. c4 Bb7 15. Qc2 Qd4 16. Bd2 Bd6 17. Qc3 Qh4 18. c5 f6 19. cxd6 fxe5 20. f3 cxd6 21. Qc7 Qd4+ 22. Be3 Qd5 23. Rad1 Qf7 24. Qxf7+ Kxf7 25. Rxd6 Rfd8 26. Red1 Rxd6 27. Rxd6 Ke7 28. Rb6 Bd5 29. b4 Bc4 30. Bc5+ Kf7 31. Kf2 a5 32. bxa5 Rxa5 33. Rb7+ Kg6 34. Ra7 Rxa7 35. Bxa7 1/2-1/2

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.24"]
[Round "3"]
[White "Oliveira, Rafael Do Nasciment"]
[Black "Barros, Davi Matheus Costa"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1798"]
[BlackElo "1948"]
[PlyCount "41"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 Na5 4. Bb3 Nxb3 5. axb3 d6 6. Nge2 e5 7. 0-0 Nf6 8. f4 Be7 9. fxe5 dxe5 10. d3 Be6 11. Qe1 Nd7 12. Ng3 g6 13. Be3 h5 14. Nd5 h4 15. Ne2 f5 16. Nxe7 Qxe7 17. c4 f4 18. Bf2 g5 19. Nc3 a6 20. Nd5 Qd6 21. b4 1/2-1/2

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.23"]
[Round "1"]
[White "Fernandes, Pedro Guilherme Mun"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1800"]
[BlackElo "1948"]
[PlyCount "97"]
[EventDate "2019.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 e6 2. d3 d5 3. Nbd2 c5 4. g3 Nf6 5. Bg2 Be7 6. 0-0 0-0 7. Re1 Nc6 8. e4 d4 9. a4 e5 10. Nc4 Qc7 11. c3 Be6 12. Na3 a6 13. Ng5 Bg4 14. f3 Bh5 15. Qc2 Bd6 16. Nc4 Nd7 17. Nxd6 Qxd6 18. f4 Kh8 19. fxe5 Ndxe5 20. Bf4 f6 21. Nh3 g5 22. Bxe5 Nxe5 23. Rf1 Ng4 24. Qe2 Ne3 25. Qxh5 Nxf1 26. Bxf1 Qb6 27. Qe2 Rae8 28. Bg2 Qb3 29. Qd2 Re6 30. Ra3 dxc3 31. Rxb3 cxd2 32. Nf2 f5 33. Nd1 f4 34. Rc3 f3 35. Bf1 Ref6 36. Kf2 b5 37. axb5 axb5 38. Ke3 Rh6 39. h3 c4 40. dxc4 bxc4 41. Rxc4 Rhf6 42. Kxd2 f2 43. Ke3 Rf3+ 44. Ke2 Rxg3 45. Rc3 Rg1 46. Nxf2 h5 47. Rc5 Rb8 48. Nd3 Kg7 49. Kf2 1-0

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.06.03"]
[Round "7"]
[White "Cirino, Alex Rodrigues"]
[Black "Barros, Davi Matheus Costa"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1854"]
[PlyCount "91"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 e6 4. e3 c5 5. d4 Nc6 6. Bd3 Be7 7. Nbd2 Nb4 8. Bb5+ Bd7 9. Be2 cxd4 10. exd4 Rc8 11. c4 0-0 12. a3 Nc6 13. 0-0 Ne4 14. Bd3 f5 15. Ne5 Bg5 16. f4 Bf6 17. Ndf3 Be8 18. c5 a5 19. Nxc6 bxc6 20. b4 Rb8 21. Qa4 axb4 22. axb4 Nxc5 23. bxc5 Rxb2 24. Rab1 Rxb1 25. Rxb1 Qc7 26. Ne5 Bxe5 27. fxe5 Bd7 28. Rb6 f4 29. Qc2 h6 30. Qb2 Bc8 31. Ba6 Bxa6 32. Rxa6 f3 33. Rb6 f2+ 34. Kf1 Qf7 35. Rb8 Qa7 36. Rxf8+ Kxf8 37. Qxf2+ Qf7 38. Qxf7+ Kxf7 39. Kf2 g6 40. h3 Ke7 41. Ke2 Kd7 42. Kd2 Kc7 43. Kc3 Kb7 44. Kb4 Ka6 45. g4 g5 46. Ka4 1/2-1/2

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "6"]
[White "Barros, Davi Matheus Costa"]
[Black "Cifuentes Goncalves, Luiz Osvaldo"]
[Result "0-1"]
[ECO "B48"]
[BlackElo "1839"]
[PlyCount "122"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. Be2 Nf6 8. a3 Be7 9. 0-0 0-0 10. Kh1 Nxd4 11. Bxd4 d6 12. f4 b5 13. g4 Bb7 14. Bf3 Rad8 15. Qe2 Bc6 16. Qf2 Qb7 17. Rae1 b4 18. axb4 Qxb4 19. g5 Nd7 20. h4 Qb7 21. h5 e5 22. Be3 exf4 23. Bxf4 Ne5 24. Nd5 Bxd5 25. exd5 Qxb2 26. Rb1 Qc3 27. Rb3 Qc4 28. Bg2 Rc8 29. Bxe5 dxe5 30. Qf5 Qh4+ 31. Rh3 Qxg5 32. Qxg5 Bxg5 33. Be4 Bf4 34. Ra3 f5 35. Bd3 Rc5 36. Rxa6 e4 37. Rxf4 exd3 38. c4 d2 39. Rd4 d1Q+ 40. Rxd1 Rxc4 41. d6 Rcc8 42. Kg2 Rcd8 43. Kf3 Rf6 44. Kf4 Rd7 45. Rd5 g6 46. h6 Kf7 47. Rc6 Re6 48. Rc8 Re4+ 49. Kg3 Ke6 50. Rd3 Rxd6 51. Ra3 Kf6 52. Ra7 Re7 53. Rf8+ Ke6 54. Rxe7+ Kxe7 55. Rh8 Kf6 56. Rxh7 Kg5 57. Rh8 Rd3+ 58. Kg2 Rd4 59. Kf3 Rh4 60. h7 Rh3+ 61. Kg2 Rh4 0-1

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "5"]
[White "Da Matta, Eduardo Cesar"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1890"]
[PlyCount "91"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nf6 5. g3 Nc6 6. Bg2 Bd6 7. 0-0 0-0 8. Re1 Qc7 9. Qe2 Nd7 10. c3 d4 11. Nc4 e5 12. a4 Rb8 13. h4 Na5 14. Ncd2 Nf6 15. Nh2 Be6 16. f4 exf4 17. e5 fxg3 18. Nhf3 Nd5 19. exd6 Qxd6 20. Ne4 Qe7 21. c4 Nf6 22. Bg5 Nc6 23. Rf1 Bg4 24. Nxf6+ gxf6 25. Qxe7 Nxe7 26. Bxf6 Nf5 27. Ne5 Ne3 28. Nxg4 Nxg4 29. Be7 Rfe8 30. Bxc5 Re3 31. Bd5 Nf2 32. Bxd4 Rxd3 33. Bxf2 gxf2+ 34. Rxf2 Rh3 35. Rxf7 Kh8 36. Raf1 Rg8+ 37. Kf2 Rh2+ 38. Ke3 Re8+ 39. Kd4 Rxh4+ 40. R1f4 Rxf4+ 41. Rxf4 Re7 42. Rf7 Rxf7 43. Bxf7 Kg7 44. Bd5 b6 45. c5 bxc5+ 46. Kxc5 1-0

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "4"]
[White "Barros, Davi Matheus Costa"]
[Black "De Freitas, Jose Renato Silva"]
[Result "1/2-1/2"]
[ECO "B48"]
[BlackElo "1896"]
[PlyCount "74"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Bc4 Nf6 8. f3 Bb4 9. Qd2 Na5 10. Bb3 Nc4 11. Bxc4 Qxc4 12. g4 d5 13. Qd3 Qxd3 14. cxd3 Bd7 15. g5 Ng8 16. Ke2 Ne7 17. e5 Nc6 18. f4 Ke7 19. h4 Rac8 20. Rac1 Rc7 21. Rc2 Rhc8 22. Rhc1 Nxd4+ 23. Bxd4 Ke8 24. h5 Ba4 25. Rd2 Bd7 26. Rg1 g6 27. hxg6 hxg6 28. Rh1 Ke7 29. Ke3 Ba5 30. Rdh2 Be8 31. Rh7 Bxc3 32. bxc3 Kd7 33. a4 b5 34. axb5 axb5 35. Ra1 Rb7 36. Ra6 Rc6 37. Ra8 Rc8 1/2-1/2

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "3"]
[White "Vieira, Paulo Cesar"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1827"]
[PlyCount "74"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 Bd6 7. 0-0 0-0 8. Re1 Qc7 9. Qe2 Nd7 10. Nf1 d4 11. h4 e5 12. N1h2 Nf6 13. Bg5 Ng4 14. Rf1 f6 15. Bd2 b5 16. Ne1 Nxh2 17. Kxh2 Be6 18. Bh3 Bxh3 19. Kxh3 f5 20. Ng2 f4 21. gxf4 exf4 22. f3 Rf6 23. Rg1 Rg6 24. Be1 Re8 25. Bf2 Qd7+ 26. Kh2 Rg3 27. Nxf4 Rh3+ 28. Kg2 Bxf4 29. Rh1 Rxh1 30. Rxh1 h5 31. a3 a5 32. Qe1 Re6 33. Kf1 Rg6 34. Rg1 Rxg1+ 35. Bxg1 Qh3+ 36. Ke2 Qg2+ 37. Bf2 Ne5 0-1

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "2"]
[White "Gobbo, Jose Arildo Jr"]
[Black "Barros, Davi Matheus Costa"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "1831"]
[PlyCount "69"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 Nbd7 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Nxf6+ Bxf6 12. Rd1 Qe7 13. Bf4 Rfd8 14. h4 h6 15. Re1 Nf8 16. Rad1 Ng6 17. Bc1 Rd7 18. h5 Nf8 19. Ne5 Bxe5 20. dxe5 Rad8 21. Qa4 Rxd1 22. Rxd1 Rxd1+ 23. Qxd1 c5 24. a3 Bxg2 25. Kxg2 Qb7+ 26. Qf3 Qd7 27. Qe3 Qd1 28. b4 Nd7 29. Bb2 Qxh5 30. Qe4 Qf5 31. Qxf5 exf5 32. f4 g6 33. Bc1 h5 34. Be3 Kf8 35. Kh3 1/2-1/2

[Event "BRA-ch Amateur U2000"]
[Site "Sao Paulo"]
[Date "2018.??.??"]
[Round "1"]
[White "Barros, Davi Matheus Costa"]
[Black "Fier, Luciano dos Santos"]
[Result "0-1"]
[ECO "C90"]
[BlackElo "1906"]
[PlyCount "72"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. h3 Na5 9. c3 Nxb3 10. Qxb3 Be6 11. Qd1 c5 12. d4 Qc7 13. d5 Bd7 14. Bg5 0-0 15. Nbd2 Kh8 16. Nf1 Ng8 17. h4 f6 18. Bd2 f5 19. exf5 Bxf5 20. Ne3 Bg6 21. Ng5 Bxg5 22. hxg5 Qf7 23. Qe2 c4 24. b3 Bd3 25. Qf3 Qxf3 26. gxf3 Rxf3 27. Kg2 Raf8 28. Ng4 Ne7 29. Re3 R3f7 30. Rh1 Nxd5 31. Rxd3 cxd3 32. g6 Nf4+ 33. Bxf4 Rxf4 34. Rxh7+ Kg8 35. Ne3 Rxf2+ 36. Kg1 d2 0-1

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.22"]
[Round "6"]
[White "Barros, Davi Matheus Costa"]
[Black "De Goes, Arthur Vinicius Per"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1786"]
[PlyCount "75"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bb7 6. c3 Nf6 7. d3 h6 8. Be3 d6 9. h3 Be7 10. 0-0 0-0 11. Nbd2 Nh7 12. a3 Ng5 13. Re1 g6 14. Qe2 Kg7 15. Bd5 Na5 16. b4 Bxd5 17. exd5 Nb7 18. Nb3 Rc8 19. c4 Nxf3+ 20. Qxf3 Bg5 21. Rac1 Bxe3 22. Rxe3 Qd7 23. d4 f6 24. c5 Qf5 25. c6 Qxf3 26. Rxf3 Nd8 27. Re1 Nf7 28. Rfe3 Rfe8 29. f4 Rcd8 30. dxe5 dxe5 31. Nc5 Ra8 32. Ne6+ Rxe6 33. dxe6 Nd6 34. fxe5 Nf5 35. Rd3 fxe5 36. Rxe5 Kf6 37. Re1 Re8 38. Rd7 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.22"]
[Round "7"]
[White "Noguerol, Alvaro Vinueza"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "1796"]
[BlackElo "1786"]
[PlyCount "61"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 d6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c5 7. a3 a5 8. d3 Nc6 9. Ne1 Be6 10. Nc2 Qd7 11. Ne3 Bh3 12. Ned5 Nxd5 13. cxd5 Bxg2 14. Kxg2 Nd4 15. e3 Nf5 16. e4 Nd4 17. Be3 b5 18. a4 b4 19. Bxd4 exd4 20. Nb5 f5 21. b3 f4 22. f3 Rf6 23. Qe2 h5 24. Rae1 Rg6 25. e5 Qf5 26. Qe4 Qg5 27. Nc7 fxg3 28. f4 Qh6 29. h3 Rc8 30. f5 Rxc7 31. fxg6 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.21"]
[Round "4"]
[White "Barros, Davi Matheus Costa"]
[Black "Agostinis Filho, Carlos Alberto"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1786"]
[PlyCount "109"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Bd6 4. Nc3 Nf6 5. Bg5 Nc6 6. cxd5 h6 7. Bxf6 Qxf6 8. dxc6 bxc6 9. e4 e5 10. Be2 Rb8 11. Rb1 0-0 12. 0-0 g5 13. dxe5 Bxe5 14. Nxe5 Qxe5 15. Bc4 Rb4 16. Qe2 Qd4 17. Bb3 Be6 18. Rbd1 Qc5 19. Bxe6 fxe6 20. Rd7 Rf7 21. Rfd1 Rb8 22. Rxf7 Kxf7 23. Qh5+ Ke7 24. Qg6 Rf8 25. Qg7+ Rf7 26. Rd7+ Kxd7 27. Qxf7+ Kd8 28. Qxe6 Qd4 29. Qb3 a6 30. Qd1 Qxd1+ 31. Nxd1 Kd7 32. Kf1 Ke6 33. Ke2 c5 34. Ke3 Ke5 35. g3 g4 36. Nc3 c6 37. Na4 c4 38. Nb6 Ke6 39. Nxc4 c5 40. Kf4 h5 41. Kg5 Kd7 42. Kxh5 Kc6 43. a4 Kd7 44. Kxg4 Ke6 45. h4 Kf6 46. h5 Kg7 47. e5 Kh6 48. e6 Kg7 49. h6+ Kxh6 50. e7 Kg7 51. e8Q Kf6 52. Qe5+ Kf7 53. Nd6+ Kf8 54. Qf6+ Kg8 55. Ne8 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.21"]
[Round "5"]
[White "Ferreira, Pedro Araujo"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1963"]
[BlackElo "1786"]
[PlyCount "93"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 Bd6 5. 0-0 0-0 6. b3 Nbd7 7. Bb2 b6 8. Nbd2 Bb7 9. Ne5 Ne4 10. Nxd7 Qxd7 11. f3 Nxd2 12. Qxd2 f6 13. f4 f5 14. Rf3 Rf6 15. Rh3 Rg6 16. Rf1 Rf8 17. Rff3 Rff6 18. a4 a5 19. Bb5 Qe7 20. Qe2 Rg4 21. Qf2 Rfg6 22. Bf1 Qf6 23. Kh1 Be7 24. Bc3 Bc6 25. Be1 Be8 26. Qd2 Qf8 27. Bg3 Rf6 28. Be2 Rgg6 29. Rf2 Rh6 30. Bh4 Rf7 31. Bxe7 Rxe7 32. Rxh6 gxh6 33. c4 Bc6 34. c5 Rg7 35. Qc3 Be8 36. Bf3 Qf6 37. cxb6 cxb6 38. Qc8 Re7 39. Rc2 Kg7 40. Rc7 Bf7 41. Qb7 Qh4 42. g3 Qh3 43. Kg1 Rxc7 44. Qxc7 h5 45. Qe7 h6 46. Be2 Kg8 47. Qf6 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.20"]
[Round "2"]
[White "Barros, Davi Matheus Costa"]
[Black "Dos Santos, Jefferson Felipe"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1786"]
[PlyCount "60"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nf3 h6 4. Bf4 Nc6 5. Nc3 Bb4 6. e3 Nf6 7. Bd3 Nh5 8. Bg3 Nxg3 9. hxg3 dxc4 10. Bxc4 Qd6 11. 0-0 Bxc3 12. bxc3 a6 13. a4 0-0 14. Qc2 Ne7 15. e4 Bd7 16. Bd3 b5 17. e5 Qb6 18. Rfb1 c6 19. c4 Rfb8 20. Be4 Ra7 21. Rb2 Nf5 22. c5 Qc7 23. Rab1 Ne7 24. Nd2 Nf5 25. Bxf5 exf5 26. Nc4 Be6 27. Nd6 Qd8 28. Qd3 Qg5 29. Qf3 Rc7 30. Qc3 Ra8 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.20"]
[Round "3"]
[White "Pedroso, Andre Lucio"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1836"]
[BlackElo "1786"]
[PlyCount "65"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Nd2 Bf5 4. e3 e6 5. Ngf3 Be7 6. c4 Nbd7 7. cxd5 exd5 8. Qb3 Nb6 9. a4 a5 10. Rc1 Rc8 11. Bd3 Bxd3 12. Qxd3 0-0 13. b3 c6 14. 0-0 Nbd7 15. Bf4 Nh5 16. Bg3 f5 17. Ne5 g6 18. Nxd7 Qxd7 19. Be5 Bf6 20. f4 Ng7 21. Nf3 Ne6 22. Rfd1 Qg7 23. Kf2 Bxe5 24. Nxe5 g5 25. g3 g4 26. Rh1 Rf6 27. h3 h5 28. hxg4 hxg4 29. Rh5 Kf8 30. Rch1 Ke8 31. Rh7 Rh6 32. R1xh6 Qxh6 33. Rxh6 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.19"]
[Round "1"]
[White "Souza, Gustavo Horokoski"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2002"]
[BlackElo "1786"]
[PlyCount "61"]
[EventDate "2017.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 Bf5 7. Qb3 Nc6 8. Bxf6 Bxf6 9. Qxb7 Ne7 10. Bb5+ Kf8 11. Nge2 a6 12. Ba4 Rb8 13. Qxa6 Rxb2 14. Bb3 c5 15. Qa3 Qb6 16. Qxb2 cxd4 17. exd4 g6 18. 0-0 Kg7 19. Qd2 Qd6 20. a4 Bc8 21. Rfb1 Ba6 22. Bc2 Nf5 23. a5 Bd8 24. Bd3 Bc7 25. Ng3 Nxg3 26. hxg3 Bxd3 27. Qxd3 Ra8 28. Nb5 Qd7 29. Nxc7 Qxc7 30. a6 Ra7 31. Qb5 1-0

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "3"]
[White "Araujo, Junior Pinheiro"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "60"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Ne5 Nbd7 6. Be2 0-0 7. Nc3 c6 8. Nxf7 Rxf7 9. Bxd6 Nf8 10. Bg3 Ng6 11. Qd2 b5 12. a3 a5 13. Bd3 Ne7 14. 0-0 Nf5 15. Ne2 Qe7 16. Rfe1 Bb7 17. f3 Nxg3 18. Nxg3 e5 19. c3 e4 20. fxe4 Nxe4 21. Nxe4 dxe4 22. Bc2 Raf8 23. Bb3 c5 24. dxc5 Rd8 25. Bxf7+ Kxf7 26. Qf2+ Kg8 27. Rad1 Rd3 28. Qf4 Qxc5 29. Rxd3 exd3 30. Rf1 Qc8 1-0

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "6"]
[White "Barros, Davi Matheus Costa"]
[Black "Ferreira, Rafael Emiliano"]
[Result "0-1"]
[ECO "B03"]
[BlackElo "1858"]
[PlyCount "110"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 g6 6. b3 Bg7 7. Bb2 0-0 8. Nf3 Bf5 9. Bd3 Qd7 10. 0-0 Nc6 11. a3 Bxd3 12. Qxd3 dxe5 13. fxe5 Nxe5 14. Nxe5 Bxe5 15. c5 Nc8 16. Nd2 c6 17. Nf3 Bg7 18. Rae1 e6 19. Ne5 Bxe5 20. Rxe5 Ne7 21. g4 Rad8 22. h4 f6 23. Re2 e5 24. Qc4+ Qd5 25. Qxd5+ Rxd5 26. dxe5 fxe5 27. Bxe5 Rxf1+ 28. Kxf1 Rd1+ 29. Kf2 Nd5 30. Bd6 Kf7 31. Be5 Rd3 32. Rb2 Rh3 33. Bg3 Rh1 34. Kg2 Rc1 35. Rf2+ Kg7 36. h5 gxh5 37. gxh5 Ne3+ 38. Kh3 Rxc5 39. h6+ Kg6 40. Rf8 Kg5 41. Rg8+ Kf5 42. Bf2 Rc3 43. Rg3 Ke4 44. Rxe3+ Rxe3+ 45. Bxe3 Kxe3 46. Kg4 Ke4 47. Kg5 Ke5 48. b4 a5 49. Kg4 axb4 50. axb4 b6 51. Kf3 c5 52. b5 c4 53. Ke3 Kd5 54. Kd2 Kc5 55. Kc3 Kxb5 0-1

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "2"]
[White "Barros, Davi Matheus Costa"]
[Black "Magalhaes, Jonathas Jose De"]
[Result "0-1"]
[ECO "A24"]
[BlackElo "2092"]
[PlyCount "62"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[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 g6 4. Bg2 Bg7 5. e3 0-0 6. d4 exd4 7. exd4 Re8+ 8. Nge2 d6 9. 0-0 c6 10. Bg5 h6 11. Be3 Na6 12. Re1 Ng4 13. Qd2 Nxe3 14. fxe3 h5 15. e4 h4 16. Rad1 hxg3 17. Nxg3 Bg4 18. Nce2 Qd7 19. Qf4 Nc7 20. Bf3 Bh3 21. Qh4 Qc8 22. Nf4 Bd7 23. Nge2 Ne6 24. Qg3 c5 25. Nxe6 Bxe6 26. d5 Be5 27. Qg5 Bd7 28. Nc3 Kg7 29. Kh1 Rh8 30. Re2 Rh3 31. Rdd2 Rxf3 0-1

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "4"]
[White "Barros, Davi Matheus Costa"]
[Black "Santos, Weverton Natan"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "77"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. d3 Bg4 5. 0-0 Be7 6. c3 Nc6 7. Re1 0-0 8. a3 a6 9. Nbd2 b5 10. Ba2 Nd7 11. Nf1 Re8 12. Ng3 g6 13. Bd5 Ndb8 14. Qb3 Rf8 15. Bh6 Bxf3 16. gxf3 Bg5 17. Bxf8 Qxf8 18. Rad1 Qe8 19. d4 Na5 20. Qc2 c6 21. Ba2 Nd7 22. b4 Nc4 23. Bxc4 bxc4 24. Qa4 Nb6 25. Qc2 a5 26. Ra1 h5 27. Nf1 Bf4 28. Ne3 Qe7 29. Ng2 Qg5 30. Kh1 Nd7 31. Nxf4 Qxf4 32. Kg2 h4 33. h3 Kg7 34. Qc1 Qf6 35. d5 Rh8 36. dxc6 Rh5 37. cxd7 Rg5+ 38. Kh2 Kh6 39. Rg1 1-0

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "7"]
[White "Oliveira, Ornan Filipe de Ara"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "76"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Qb6 7. 0-0 Nge7 8. dxc5 Qxc5 9. Be3 Qa5 10. b4 Qc7 11. Bb5 Nxe5 12. Bf4 N7g6 13. Bxd7+ Kxd7 14. Nxe5+ Nxe5 15. Qa4+ Qc6 16. b5 Qc4 17. Qxc4 Nxc4 18. Nd2 Nxd2 19. Bxd2 Rc8 20. a4 Rc4 21. Rfc1 g6 22. Kf1 Bg7 23. Ke2 Rhc8 24. Kd3 e5 25. f3 f5 26. a5 e4+ 27. fxe4 fxe4+ 28. Ke2 Bxc3 29. Ra2 Bxd2 30. Rxc4 Rxc4 31. Kxd2 Rb4 32. Kc3 Rxb5 33. Kd4 Ke7 34. Ra4 Rb2 35. a6 b6 36. Kc3 Rb5 37. Ra2 Ra5 38. Rf2 Rxa6 0-1

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "1"]
[White "Santos, Mariana Euridice"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "98"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 c5 5. Nc3 Nc6 6. b3 g6 7. Bb2 Bg7 8. d3 0-0 9. e3 Bd7 10. Qd2 Rb8 11. Qe2 a6 12. Rfc1 b5 13. Qf1 Ne8 14. Qe1 Nd6 15. Rd1 b4 16. Rab1 bxc3 17. Bxc3 Bxc3 18. Qxc3 Ne7 19. Rd2 Nb5 20. Qb2 f5 21. c4 Nc7 22. d4 cxd4 23. exd4 Ne8 24. Qa3 Nf6 25. Rc1 Ne4 26. Re2 Nc6 27. Ne1 Qa5 28. Nc2 Qxa3 29. Nxa3 Nxd4 30. Re3 Nc6 31. f3 Nf6 32. h3 Nh5 33. g4 fxg4 34. fxg4 Nf4 35. Rce1 Nxg2 36. Kxg2 Rbe8 37. Rf3 Rxf3 38. Kxf3 Ne7 39. Rd1 Bc6 40. Ke3 e5 41. b4 d4+ 42. Kd3 e4+ 43. Kxd4 Rd8+ 44. Kc5 Rxd1 45. Nc2 Rd2 46. Nd4 e3 47. a4 e2 48. Nxc6 e1Q 49. a5 Qe3+ 0-1

[Event "Alagoan-ch"]
[Site "Arapiraca"]
[Date "2016.12.??"]
[Round "5"]
[White "Silva, Tadeu C Jose"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "80"]
[EventDate "2016.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 e6 3. e3 d5 4. Bd2 c5 5. Nf3 Nc6 6. Ne5 Bd6 7. Nxc6 bxc6 8. Na4 cxd4 9. f4 dxe3 10. Bxe3 Qa5+ 11. Nc3 Ne4 12. Bd2 Nxd2 13. Qxd2 Bb4 14. Qd4 Bxc3+ 15. bxc3 0-0 16. Bd3 Ba6 17. 0-0 Bxd3 18. Qxd3 Qb5 19. Kh1 Qc4 20. Qxc4 dxc4 21. Rfd1 Rfd8 22. Rd4 Rxd4 23. cxd4 Rb8 24. c3 Rb2 25. h3 Kf8 26. a4 a5 27. Kh2 Ke7 28. Kg3 Rb3 29. Rc1 Ra3 30. Rb1 Rxc3+ 31. Kh2 Rb3 32. Rc1 Rb4 33. Ra1 c3 34. Ra3 Rc4 35. Ra1 Kd6 36. Kg1 c2 37. Rc1 Kd5 38. Kf1 Kxd4 39. Ke2 Kc3 40. Rf1 Kb2 0-1

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.08"]
[Round "7"]
[White "Barros, Davi Matheus Costa"]
[Black "Azevedo de Carvalho, Antonio"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1817"]
[BlackElo "2002"]
[PlyCount "53"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 0-0 8. Bd3 h6 9. Bh4 Re8 10. Nge2 Nbd7 11. 0-0 Ne4 12. Bxe7 Qxe7 13. Rae1 Ndf6 14. f3 Nd6 15. Ng3 Bd7 16. e4 dxe4 17. fxe4 Nc8 18. e5 Nd5 19. Nxd5 cxd5 20. Qf2 Rf8 21. Nf5 Qg5 22. Re3 Bxf5 23. Bxf5 Ne7 24. Bc2 Nc6 25. Rg3 Qe7 26. Qf4 f5 27. exf6 1-0

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.08"]
[Round "6"]
[White "Lins, Aurelio Jose Xavier"]
[Black "Barros, Davi Matheus Costa"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1783"]
[BlackElo "1817"]
[PlyCount "71"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nge7 8. Nc3 Nf5 9. Bb5 Bd7 10. Be3 Bb4 11. 0-0 Bxc3 12. Bxc6 Qxc6 13. bxc3 Nxe3 14. fxe3 Qxc3 15. Qb3 Qxb3 16. axb3 0-0 17. Rfc1 Bc6 18. Kf2 a6 19. Rc3 Rfc8 20. Rac1 a5 21. Nd2 Kf8 22. g3 Ke7 23. Nf3 h6 24. Rc5 Bd7 25. Rxc8 Rxc8 26. Rxc8 Bxc8 27. Ke2 Kd7 28. Kd3 Kc6 29. Kc3 Kb5 30. g4 b6 31. g5 h5 32. Nh4 g6 33. Nf3 Ba6 34. h4 a4 35. bxa4+ Kxa4 36. Nd2 1/2-1/2

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.07"]
[Round "5"]
[White "Barros, Davi Matheus Costa"]
[Black "Silva, Flavio da Costa"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "1817"]
[BlackElo "1770"]
[PlyCount "63"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Nf6 6. Bg5 Nbd7 7. Qc2 c6 8. e3 Qa5 9. Bxf6 Nxf6 10. f3 0-0 11. Bd3 Bd7 12. Ne2 Rac8 13. 0-0 Qc7 14. c5 g6 15. Qd2 e5 16. e4 Ne8 17. g4 Ng7 18. Ng3 Rce8 19. Rae1 exd4 20. cxd4 Be6 21. exd5 Bxd5 22. Be4 Rd8 23. Qb4 Rd7 24. Rd1 Ne6 25. Bxd5 Rxd5 26. Ne4 f5 27. Nc3 Nf4 28. Nxd5 Nxd5 29. Qe1 Qd7 30. Qd2 fxg4 31. f4 Qf5 32. Rde1 0-1

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.06"]
[Round "4"]
[White "Dos Santos, Fabio Alexandre"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1918"]
[BlackElo "1817"]
[PlyCount "96"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. c3 d5 5. e3 Nc6 6. Bd3 cxd4 7. exd4 Bd6 8. Ne5 Qc7 9. Qe2 Nd7 10. Bb5 a6 11. Bxc6 bxc6 12. Bg3 0-0 13. 0-0 Re8 14. Nd2 f6 15. Nxd7 Bxd7 16. Bxd6 Qxd6 17. f4 e5 18. fxe5 fxe5 19. dxe5 Qxe5 20. Qxe5 Rxe5 21. Rae1 Rae8 22. Nf3 Re2 23. Rxe2 Rxe2 24. Rf2 Re3 25. Rd2 Re6 26. Nd4 Rd6 27. Nb3 Bf5 28. Nc5 Bc8 29. Kf2 Kf7 30. Ke3 Rd8 31. Rd4 Re8+ 32. Kf2 Re7 33. Ra4 Ra7 34. Ke3 Ke7 35. Rb4 Kd6 36. Nd3 Re7+ 37. Kf2 c5 38. Rf4 Bd7 39. b3 Bb5 40. Nc1 Ke5 41. Rf3 d4 42. c4 Bc6 43. Nd3+ Kd6 44. Rg3 Be4 45. Nc1 a5 46. h3 h6 47. Nd3 Bxd3 48. Rxd3 Ke5 0-1

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.06"]
[Round "3"]
[White "Galvao, Joao Paulo de Freit"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "1857"]
[BlackElo "1817"]
[PlyCount "77"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 a6 9. a4 Qc7 10. Qc2 0-0 11. Be2 Re8 12. 0-0 b6 13. Rfd1 Bb7 14. h3 Nbd7 15. Bf4 Ne5 16. Bxe5 dxe5 17. e4 Red8 18. Nd2 Ne8 19. Nc4 Nd6 20. Nxd6 Rxd6 21. a5 b5 22. Bxb5 axb5 23. Nxb5 Qd7 24. Nxd6 Qxd6 25. Qb3 Qd7 26. Qc4 Ba6 27. Qxc5 Bf8 28. Qc6 Qa7 29. Rdc1 Rc8 30. Qb6 Qa8 31. Rc6 Bd3 32. Rxc8 Qxc8 33. d6 Bxe4 34. Qc7 Qf5 35. Ra3 Bd5 36. d7 Qb1+ 37. Kh2 Qf1 38. Rg3 Qxf2 39. Qxe5 1-0

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.05"]
[Round "1"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2113"]
[BlackElo "1817"]
[PlyCount "87"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ngf3 Be7 8. Nb3 c4 9. Nbd2 b5 10. b3 a6 11. Be2 0-0 12. 0-0 f5 13. a4 Nb6 14. a5 Nd7 15. b4 h6 16. Nb1 Rf7 17. Na3 Nf8 18. Be3 Nh7 19. Nc2 g5 20. h3 Rg7 21. Nh2 Kh8 22. Kh1 Qg8 23. Qd2 Bd7 24. Rg1 Rf8 25. g4 gxf4 26. Bxf4 Bg5 27. Raf1 Bxf4 28. Rxf4 Nd8 29. Qe3 Nf7 30. h4 Nhg5 31. hxg5 hxg5 32. Rf3 f4 33. Rh3+ Rh7 34. Qf3 Nh6 35. Kg2 Be8 36. Qf2 Bg6 37. Bf3 Be4 38. Kf1 Bd3+ 39. Ke1 Qg6 40. Kd1 Kg7 41. Rh1 Rfh8 42. Ne1 Bf1 43. Nxf1 Qb1+ 44. Kd2 1-0

[Event "Maceio Alagoano op"]
[Site "Maceio"]
[Date "2015.12.05"]
[Round "2"]
[White "Barros, Davi Matheus Costa"]
[Black "Schetter, Clandio Luiz"]
[Result "0-1"]
[ECO "A51"]
[WhiteElo "1817"]
[BlackElo "1923"]
[PlyCount "52"]
[EventDate "2015.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. d5 Bc5 4. Nc3 0-0 5. Bg5 d6 6. h3 h6 7. Bh4 g5 8. Bg3 Nh5 9. Bh2 f5 10. e4 Ng7 11. Bd3 Bxf2+ 12. Kd2 f4 13. Nf3 a5 14. Bg1 Bxg1 15. Rxg1 Nd7 16. Qc2 Nc5 17. a3 a4 18. Raf1 Nb3+ 19. Ke1 Nc5 20. g4 fxg3 21. Rxg3 Nh5 22. Rgg1 Bxh3 23. Rf2 g4 24. Nh2 Rxf2 25. Kxf2 Qh4+ 26. Ke3 Qg5+ 0-1

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2015.08.??"]
[Round "4"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Barros, Davi Matheus Costa"]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "95"]
[EventDate "2015.08.22"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Ng3 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Nd5 9. Nxc6 bxc6 10. Bc1 Qa5+ 11. c3 Ba6 12. Bxa6 Qxa6 13. Qe2 Qxe2+ 14. Kxe2 Be7 15. c4 Nb4 16. Rd1 Rd8 17. Be3 Nc2 18. Rxd8+ Bxd8 19. Rd1 Nxe3 20. fxe3 Ke7 21. Ne4 Bc7 22. h3 Rd8 23. Rxd8 Bxd8 24. b4 a5 25. a3 f5 26. Nc5 Bb6 27. Nb3 axb4 28. axb4 e5 29. Kf3 g5 30. e4 f4 31. Kg4 Be3 32. Kf5 h5 33. Na5 Kd7 34. c5 g4 35. Nc4 f3 36. hxg4 fxg2 37. Nxe5+ Kc7 38. Nf3 hxg4 39. Kxg4 g1Q+ 40. Nxg1 Bxg1 41. Kf4 Bh2+ 42. Kf5 Kd7 43. Kf6 Bg3 44. e5 Bh4+ 45. Kf7 Bg5 46. e6+ Kd8 47. Kf8 Be7+ 48. Kf7 1/2-1/2

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2015.08.??"]
[Round "5"]
[White "Barros, Davi Matheus Costa"]
[Black "Azevedo de Carvalho, Antonio"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2119"]
[PlyCount "45"]
[EventDate "2015.08.22"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. c4 Qd6 4. Nc3 Nf6 5. d4 c6 6. Nge2 Bg4 7. g3 Bf3 8. Rg1 e6 9. Qd3 Bh5 10. Bf4 Qb4 11. Bg2 Bg6 12. Qd2 Qxc4 13. Rc1 Qb4 14. a3 Qa5 15. f3 Be7 16. Ne4 Qxd2+ 17. Bxd2 Nbd7 18. b4 a6 19. Kf2 Nxe4+ 20. fxe4 Nf6 21. Nc3 Rd8 22. e5 Ng4+ 23. Ke1 0-1

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2015.08.??"]
[Round "3"]
[White "Barros, Davi Matheus Costa"]
[Black "Lins, Aurelio Jose Xavier"]
[Result "0-1"]
[ECO "C60"]
[PlyCount "80"]
[EventDate "2015.08.22"]
[EventType "tourn"]
[EventRounds "5"]
[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. Bb5 Nge7 4. c3 d6 5. h3 Bd7 6. d4 exd4 7. cxd4 Nb8 8. Bc4 h6 9. Qb3 d5 10. exd5 Nf5 11. 0-0 Nd6 12. Bd3 Be7 13. Nc3 0-0 14. Qc2 a6 15. Re1 Bf6 16. Ne4 Nxe4 17. Bxe4 c6 18. dxc6 Nxc6 19. Be3 Rc8 20. Qb3 b5 21. d5 Na5 22. Qd3 Bxb2 23. Rab1 Nc4 24. Bd4 f5 25. Bxb2 fxe4 26. Qxe4 Bf5 27. Qd4 Qf6 28. Qa7 Nxb2 29. Rxb2 Qxb2 30. Re7 Rce8 31. d6 Qf6 32. Ne5 Rd8 33. g4 Bc8 34. Rc7 Rxd6 35. Qc5 Rd1+ 36. Kg2 Rd2 37. Rf7 Rxf7 38. Nxf7 Bb7+ 39. Kg1 Rd1+ 40. Kh2 Qf4# 0-1

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2015.08.??"]
[Round "2"]
[White "Da Costa Silva, Flavio"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1794"]
[PlyCount "94"]
[EventDate "2015.08.22"]
[EventType "tourn"]
[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. f4 e6 3. Nf3 c5 4. e3 cxd4 5. exd4 g6 6. Bd3 Bg7 7. c3 0-0 8. 0-0 d6 9. Be3 Nbd7 10. h3 Nd5 11. Qe2 Nxe3 12. Qxe3 Re8 13. Re1 e5 14. Nbd2 b6 15. Be4 Rb8 16. fxe5 dxe5 17. Bc6 Qc7 18. d5 Bb7 19. Bxb7 Qxb7 20. c4 f5 21. Rab1 Bf8 22. Qe2 Bc5+ 23. Kh1 e4 24. Ng5 Nf8 25. b4 Bd4 26. Nb3 Bc3 27. a3 Bxe1 28. Rxe1 h6 29. Ne6 Nxe6 30. dxe6 Rxe6 31. Rd1 Qe7 32. Rd5 Rd6 33. Qd2 e3 34. Qe2 Rbd8 35. Nd4 Rxd5 36. cxd5 Rxd5 37. Nf3 Qe4 38. Qa6 Rd1+ 39. Ng1 Rd2 40. Qc8+ Kf7 41. Qc7+ Qe7 42. Qc4+ Qe6 43. Qc7+ Rd7 44. Qf4 e2 45. Nxe2 Qxe2 46. Qxh6 Rd1+ 47. Kh2 Qe5+ 0-1

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2015.08.??"]
[Round "1"]
[White "De Lima, Alexsandro Barros"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "43"]
[EventDate "2015.08.22"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Qc7 7. Bb3 e6 8. 0-0 Be7 9. Be3 Nc6 10. f4 Nxd4 11. Bxd4 e5 12. Be3 0-0 13. f5 b5 14. a3 Bb7 15. Qf3 Rad8 16. Rad1 Rd7 17. g4 Rfd8 18. g5 Nxe4 19. Nxe4 d5 20. g6 hxg6 21. fxg6 f6 22. Qh5 1-0

[Event "Maceio Alagoano-ch 40th"]
[Site "Maceio"]
[Date "2014.08.25"]
[Round "6"]
[White "Barros, Davi Matheus Costa"]
[Black "Silva, Flavio da Costa"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1853"]
[BlackElo "1828"]
[PlyCount "146"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 d6 5. Bd3 Nd7 6. 0-0 Be7 7. Bf4 a6 8. Re1 h6 9. Qe2 Ngf6 10. Rad1 Nh5 11. Bg3 Nxg3 12. fxg3 c5 13. d5 e5 14. Rf1 b5 15. Qf2 0-0 16. b3 Nf6 17. h3 Qa5 18. Ne2 Bd8 19. Qe1 Qb6 20. c4 b4 21. Ra1 a5 22. Bc2 Bc8 23. Qd2 Bd7 24. Kh2 Be7 25. Nh4 Nh7 26. Nf3 Qd8 27. a4 f5 28. Qd3 g6 29. Qe3 Ng5 30. exf5 Bxf5 31. Bxf5 gxf5 32. h4 Nxf3+ 33. Rxf3 Kg7 34. Raf1 Qd7 35. Qf2 Kg6 36. Nc1 Rf6 37. Nd3 Raf8 38. Nb2 Kg7 39. Nd1 Qe8 40. Ne3 f4 41. Nd1 Qh5 42. Kg1 Kh8 43. Kh2 fxg3+ 44. Qxg3 Rxf3 45. Rxf3 Rxf3 46. Qxf3 Qxh4+ 47. Qh3 Qf4+ 48. Kg1 Qd4+ 49. Nf2 Qf4 50. Nd3 Qg5 51. Nf2 Kg7 52. Qg4 Kg6 53. Qe6+ Qf6 54. Qg8+ Qg7 55. Qe6+ Kh7 56. Ne4 Qf8 57. Nxc5 dxc5 58. Qxe5 Bd6 59. Qe6 Qe7 60. Qf5+ Kh8 61. Qc8+ Kg7 62. Qg4+ Kf8 63. Qc8+ Kf7 64. Qf5+ Ke8 65. Qc8+ Kf7 66. Qf5+ Qf6 67. Qh5+ Ke7 68. Qe2+ Qe5 69. Qxe5+ Bxe5 70. Kf2 Kf6 71. Ke3 Kf5 72. Kf3 h5 73. g3 Bd6 0-1

[Event "Maceio Alagoano-ch 40th"]
[Site "Maceio"]
[Date "2014.08.24"]
[Round "4"]
[White "Barros, Davi Matheus Costa"]
[Black "Da Silva, Jorge Luiz Lopes"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1853"]
[BlackElo "1894"]
[PlyCount "88"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 d5 3. Nc3 dxe4 4. dxe4 Qxd1+ 5. Nxd1 Nxe4 6. Bf4 c6 7. Nf3 f6 8. Bc4 e5 9. Bxe5 fxe5 10. Nxe5 Nd6 11. 0-0 Nxc4 12. Nxc4 Nd7 13. Re1+ Kf7 14. Nc3 b5 15. Na5 b4 16. Ne4 c5 17. Rad1 Nf6 18. Nxf6 gxf6 19. Rd8 Bg7 20. Rxh8 Bxh8 21. Nc6 Be6 22. f4 f5 23. b3 Bf6 24. Kf2 a6 25. Ne5+ Bxe5 26. Rxe5 Rc8 27. Kf3 Kf6 28. h3 h5 29. Kg3 c4 30. Ra5 Rc6 31. Ra4 Rb6 32. Kf3 cxb3 33. cxb3 Bd7 34. Ra5 Bb5 35. a4 bxa3 36. Rxa3 Rd6 37. b4 Rd3+ 38. Rxd3 Bxd3 39. Ke3 Bc4 40. g3 Bf1 41. h4 Ke6 42. Kf2 Bc4 43. Kf3 Kd5 44. Ke3 Bb5 0-1

[Event "Maceio Alagoano-ch 40th"]
[Site "Maceio"]
[Date "2014.08.24"]
[Round "3"]
[White "De Oliveira, Carlos Morais"]
[Black "Barros, Davi Matheus Costa"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1743"]
[BlackElo "1853"]
[PlyCount "134"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. f4 Nc6 5. Nf3 Qb6 6. c3 c4 7. Qc2 g6 8. Nbd2 Bg7 9. Rb1 Qc7 10. Be2 Nge7 11. b3 b5 12. Ba3 Bh6 13. Ng5 Bxg5 14. fxg5 0-0 15. h4 a5 16. bxc4 bxc4 17. g4 Re8 18. 0-0 Bd7 19. Rf6 Na7 20. Rbf1 Nf5 21. gxf5 gxf5 22. h5 Nb5 23. Bc1 Qb6 24. Nf3 Kg7 25. Nh4 Nxd4 26. cxd4 Qxd4+ 27. Kg2 Qxh4 28. Rh1 Qe4+ 29. Qxe4 fxe4 30. Rhf1 Rf8 31. Ba3 Bb5 32. Bxf8+ Rxf8 33. Rb1 Ba4 34. Bd1 Bxd1 35. Rxd1 c3 36. Kf2 Rb8 37. Ke3 c2 38. Rc1 Rb2 39. Rf2 Rxa2 40. Rfxc2 Ra3+ 41. Rc3 Ra2 42. Rg1 Rh2 43. h6+ Kg6 44. Ra3 Rh3+ 45. Kd4 Rxa3 46. Rf1 Rd3+ 47. Kc5 Rf3 48. Re1 Rf5 49. Kb5 Rxe5 50. Kxa5 d4+ 51. Kb4 e3 52. Kc4 Rd5 53. Kd3 Rxg5 54. Kxd4 Rd5+ 55. Ke4 f5+ 56. Kf4 Rd4+ 57. Ke5 Re4+ 58. Kd6 Kxh6 59. Ke7 Kg6 60. Rg1+ Rg4 61. Re1 f4 62. Kxe6 h5 63. Ke5 h4 64. Ke4 h3 65. Rh1 e2 66. Re1 h2 67. Kf3 Rg1 0-1

[Event "Maceio Alagoano-ch 40th"]
[Site "Maceio"]
[Date "2014.08.24"]
[Round "5"]
[White "Galvao, Joao Paulo de Freit"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1892"]
[BlackElo "1853"]
[PlyCount "35"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. Nc3 Nf6 5. Bg5 Be7 6. Qc2 0-0 7. a3 a5 8. e3 Nd7 9. Bf4 dxc4 10. Nb5 Nb6 11. Bxc7 Qd5 12. Nc3 Qd7 13. Bxb6 Ra6 14. Na4 Bd8 15. Nc5 Qd6 16. Bxd8 Rxd8 17. Nxa6 bxa6 18. Bxc4 1-0

[Event "Maceio Alagoano-ch 40th"]
[Site "Maceio"]
[Date "2014.08.23"]
[Round "1"]
[White "Azevedo Junior, Jose Ferreira"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2134"]
[BlackElo "1853"]
[PlyCount "51"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 e6 3. e4 Nc6 4. Nf3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Ndb5 Be5 8. Be3 a6 9. Nd6+ Bxd6 10. Qxd6 Qe7 11. Rd1 Qxd6 12. Rxd6 Nge7 13. f4 0-0 14. g4 f5 15. gxf5 exf5 16. e5 Nd8 17. Nd5 Nxd5 18. cxd5 Nf7 19. Rb6 Re8 20. Bc4 d6 21. e6 Kf8 22. Kd2 Nh6 23. Rxd6 b5 24. Bc5 Kg7 25. Bb3 Ng8 26. Rc6 1-0

[Event "Maceio Alagoano-ch 40th"]
[Site "Maceio"]
[Date "2014.08.23"]
[Round "2"]
[White "Barros, Davi Matheus Costa"]
[Black "Duarte, Edvaldo Silva"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1853"]
[BlackElo "1800"]
[PlyCount "75"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 e5 4. Bc4 Be7 5. Qb3 Nh6 6. d4 g5 7. dxe5 Bg4 8. Qxb7 Nd7 9. Bd5 Rb8 10. Qxa7 Bxf3 11. gxf3 dxe5 12. Bc6 0-0 13. Qxd7 f6 14. Qxd8 Rbxd8 15. Bd5+ Nf7 16. a4 Kg7 17. a5 Nd6 18. a6 Ra8 19. Bxa8 Rxa8 20. b3 Nb5 21. Ra5 Na7 22. Rg1 h6 23. Ke2 Rb8 24. Nd2 Kg6 25. c4 Rb6 26. Bb2 Rc6 27. Rga1 Bd8 28. Rb5 Bb6 29. Nb1 Nxb5 30. cxb5 Rc7 31. Nc3 Ba7 32. Nd5 Rd7 33. b6 Bxb6 34. Nxb6 Ra7 35. Nd7 Rxd7 36. a7 Rb7 37. a8Q Rxb3 38. Qg8+ 1-0

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2014.08.??"]
[Round "1"]
[White "Barros, Davi Matheus Costa"]
[Black "Azevedo de Carvalho, Antonio"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2119"]
[PlyCount "100"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bh5 8. Nb5 Qd8 9. Bf4 Na6 10. 0-0 c6 11. Nc3 Nc7 12. a3 Be7 13. g4 Bg6 14. Ne5 Ncd5 15. Qd2 Bxc2 16. Rac1 Bg6 17. g5 Nxf4 18. gxf6 Nxe2+ 19. Qxe2 Bxf6 20. Rcd1 0-0 21. Ne4 Bxe5 22. dxe5 Qh4 23. Ng3 Rad8 24. Rxd8 Rxd8 25. Rd1 Rd5 26. Rxd5 exd5 27. e6 Qe7 28. exf7+ Kxf7 29. Qf3+ Qf6 30. Qb3 Qe7 31. Qf3+ Kg8 32. Kg2 Be4 33. Nxe4 Qxe4 34. Qxe4 dxe4 35. Kg3 Kf7 36. Kf4 Ke6 37. Kxe4 g5 38. f4 h6 39. f5+ Kf6 40. b3 b6 41. b4 h5 42. a4 g4 43. hxg4 hxg4 44. Kf4 g3 45. Kxg3 Kxf5 46. Kf3 Ke5 47. Ke3 Kd5 48. Kd3 c5 49. b5 c4+ 50. Kc3 Kc5 0-1

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2014.08.??"]
[Round "5"]
[White "Barros, Davi Matheus Costa"]
[Black "De Oliveira, Carlos Morais"]
[Result "1-0"]
[ECO "B27"]
[PlyCount "91"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 dxc6 6. Qxd8+ Kxd8 7. Bc4 b5 8. Bxf7 Bb7 9. Bxg8 Rxg8 10. 0-0 Kc7 11. Nc3 e6 12. Bf4+ Kb6 13. a4 b4 14. a5+ Ka6 15. Ne2 Rd8 16. Rfd1 Be7 17. h3 Rxd1+ 18. Rxd1 Rd8 19. Ra1 g5 20. Bh2 Bf6 21. Rb1 Kxa5 22. Bc7+ Kb5 23. Bxd8 Bxd8 24. b3 c5 25. c4+ bxc3 26. Nxc3+ Kb4 27. Ne2 a5 28. Rd1 Bf6 29. Rd7 Ba6 30. Kf1 Kxb3 31. Rd6 Bc4 32. Rb6+ Kc2 33. Rc6 a4 34. Rxc5 Kd3 35. Ra5 Bb3 36. e5 Be7 37. f4 gxf4 38. Nxf4+ Kc2 39. Nxe6 a3 40. Nd4+ Kb2 41. Rb5 Kc3 42. Nxb3 Kc4 43. Rb7 Bf8 44. e6 a2 45. Na1 Bg7 46. Rxg7 1-0

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2014.08.??"]
[Round "3"]
[White "Barros, Davi Matheus Costa"]
[Black "Diniz, Gelson Silva"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "83"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 e6 4. Nc3 b6 5. d5 g6 6. d6 Bb7 7. e5 Bg7 8. Bf4 Nc6 9. Bd3 Nb4 10. Be4 Nc6 11. 0-0 h6 12. h4 f5 13. Bd3 Nd4 14. Nxd4 cxd4 15. Ne2 Qxh4 16. Bg3 Qg5 17. Nxd4 f4 18. Nf3 Qh5 19. Bxf4 g5 20. Be3 b5 21. Bd4 Qf7 22. Re1 Bxf3 23. Qxf3 Qxf3 24. gxf3 0-0-0 25. a4 Rf8 26. Kg2 Rf4 27. Re4 h5 28. Rxf4 gxf4 29. axb5 Nh6 30. bxa6 Nf5 31. Bxf5 exf5 32. a7 Kb7 33. a8Q+ Rxa8 34. Rxa8 Kxa8 35. Kh3 Kb7 36. Kh4 Kc6 37. Kxh5 Kd5 38. c3 Bxe5 39. Bxe5 Kxe5 40. Kg5 Ke6 41. Kxf4 Kxd6 42. Kxf5 1-0

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2014.08.??"]
[Round "4"]
[White "Da Costa Silva, Flavio"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1794"]
[PlyCount "39"]
[EventDate "2014.08.23"]
[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 d5 2. f4 Nc6 3. Nf3 Bf5 4. c3 Nf6 5. e3 a6 6. Bd3 Bxd3 7. Qxd3 e6 8. 0-0 Qd7 9. Nbd2 0-0-0 10. b4 Bd6 11. a4 Na7 12. Ne5 Bxe5 13. fxe5 Ne8 14. Nb3 Kb8 15. Nc5 Qc6 16. Rxf7 Nc8 17. b5 axb5 18. axb5 Qb6 19. Rd7 c6 20. Rxb7+ 1-0

[Event "Maceio-ch"]
[Site "Maceio"]
[Date "2014.08.??"]
[Round "2"]
[White "Lira, Charles Tony de Oli"]
[Black "Barros, Davi Matheus Costa"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "41"]
[EventDate "2014.08.23"]
[EventType "swiss"]
[EventRounds "5"]
[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. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. 0-0 Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Be7 9. Re1 Bf6 10. Qd3 Ne7 11. Nc3 0-0 12. e5 Bxe5 13. Rxe5 Nc6 14. Rh5 g6 15. Rh3 Rfe8 16. Bg5 Ne5 17. Qg3 Qg4 18. Nd5 Qxg3 19. Nf6+ Kf8 20. hxg3 Re6 21. Rxh7 1-0

