[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.08"]
[Round "5"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Gomes, Carlos"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "1835"]
[BlackElo "1549"]
[PlyCount "105"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Be7 4. Nf3 d6 5. c3 0-0 6. h3 Nc6 7. 0-0 Na5 8. Bb5 a6 9. Ba4 b5 10. Bc2 c5 11. Re1 Nc6 12. Nbd2 Bb7 13. Nf1 Qc7 14. Ng3 Bc8 15. d4 cxd4 16. cxd4 Nxd4 17. Nxd4 exd4 18. Bf4 Qb6 19. e5 dxe5 20. Bxe5 Rd8 21. Qd3 g6 22. Rad1 Bb7 23. Bxd4 Bc5 24. Bxc5 Qxc5 25. Qc3 Qxc3 26. bxc3 Re8 27. Bb3 Rxe1+ 28. Rxe1 Bd5 29. Rd1 Bxb3 30. axb3 Kf8 31. Rd6 Ke7 32. Rb6 Rc8 33. Rxa6 Nd5 34. Ne4 f5 35. Ra7+ Rc7 36. Rxc7+ Nxc7 37. Nd2 Kd6 38. Kh2 g5 39. Kg3 Ke5 40. Nf3+ Kf6 41. Nd4 Ke5 42. h4 h6 43. Nc6+ Kd6 44. hxg5 hxg5 45. Nd4 Ke5 46. Kf3 g4+ 47. Ke2 f4 48. Kd3 Kd5 49. Nxb5 Ne6 50. b4 Ng7 51. c4+ Ke5 52. Nd4 Ne8 53. b5 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.08"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Teixeira, Arthur Belfort"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "1835"]
[PlyCount "75"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 Nbd7 7. 0-0 e6 8. a4 Be7 9. a5 0-0 10. Be3 Qc7 11. f4 h6 12. g4 d5 13. g5 Nxe4 14. Nxe4 dxe4 15. gxh6 Nf6 16. hxg7 Kxg7 17. Qe1 Rg8 18. Kh1 Kf8 19. Rg1 Rxg1+ 20. Qxg1 e5 21. fxe5 Qxe5 22. Bh6+ Ke8 23. Rf1 Bf8 24. Bg5 Be7 25. Qf2 Qxg5 26. Rg1 Qd5 27. Qh4 Qxd4 28. Qh8+ Bf8 29. Rg8 Qd6 30. Rxf8+ Qxf8 31. Qxf6 Qe7 32. Qh8+ Kd7 33. Bg4+ Kc7 34. Qc3+ Kd8 35. Qh8+ Qe8 36. Qf6+ Qe7 37. Qh8+ Kc7 38. Qc3+ 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.07"]
[Round "3"]
[White "Marques, Dayvid Geverson Lop"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1/2-1/2"]
[ECO "B98"]
[WhiteElo "1558"]
[BlackElo "1835"]
[PlyCount "155"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nc6 9. 0-0-0 Bd7 10. Be2 0-0 11. g4 Rc8 12. h3 b5 13. Rd3 b4 14. Nd1 Qc7 15. Ne3 a5 16. Rhd1 d5 17. Bxf6 dxe4 18. Qxe4 Bxf6 19. Nb5 Qb8 20. Rxd7 a4 21. R1d6 b3 22. Qxa4 bxa2 23. Qxa2 Be7 24. Rxc6 Rxc6 25. Rxe7 Qxf4 26. Qa3 Rd8 27. Ra7 Qe4 28. Kb1 Rb6 29. Qe7 Rf8 30. Qa3 Rd8 31. Ka2 g6 32. Ra4 Qb7 33. c4 Qc6 34. Bf1 Qf3 35. Bg2 Qe2 36. Ra8 Rxa8 37. Qxa8+ Kg7 38. Qa7 Qxe3 39. Qa3 Qf2 40. Qc3+ Kh6 41. Be4 Ra6+ 42. Kb3 Qe2 43. Bf3 Qf2 44. Qc1+ Kg7 45. Qc3+ Kh6 46. Kb4 Qb6 47. Kb3 Qc5 48. h4 e5 49. g5+ Kg7 50. Bd5 Rb6 51. Qf3 Qe7 52. Kc3 Rb8 53. b4 Rf8 54. Qe4 f5 55. gxf6+ Rxf6 56. Qe3 Rf4 57. Qa7 Kf8 58. Qxe7+ Kxe7 59. c5 e4 60. Kd4 e3+ 61. Kxe3 Rxb4 62. Nd4 Kd7 63. Ke4 Rb1 64. Bg8 h6 65. Bf7 g5 66. h5 Rf1 67. Be6+ Kc7 68. Nf5 Kc6 69. Nxh6 Rf6 70. Bd5+ Kxc5 71. Nf5 g4 72. Ba2 Rxf5 73. Kxf5 g3 74. h6 g2 75. h7 g1Q 76. h8Q Qf2+ 77. Ke6 Qe2+ 78. Qe5+ 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.07"]
[Round "4"]
[White "Pereira, Francisco Neris"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "1596"]
[BlackElo "1835"]
[PlyCount "50"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. 0-0 0-0 6. c4 c6 7. Nc3 Nbd7 8. Bf4 Re8 9. Qc2 Nh5 10. Bd2 g6 11. e4 Nb6 12. cxd5 exd5 13. Ne5 Nf6 14. exd5 Nbxd5 15. Rfe1 Qb6 16. Nxd5 Nxd5 17. Bxd5 cxd5 18. Bc3 Bf5 19. Qd2 Bf6 20. Rad1 Rac8 21. Qf4 Bxe5 22. dxe5 Rc4 23. Qh6 d4 24. Rxd4 Rxd4 25. Bxd4 Qxd4 0-1

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.06"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Da Silva, Cibele Florencio"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1835"]
[BlackElo "1389"]
[PlyCount "156"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Bc5 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d6 8. Qb3 Qf6 9. 0-0 Bxc3 10. bxc3 Nge7 11. e5 Qg6 12. exd6 cxd6 13. Re1 0-0 14. Ba3 Na5 15. Qa4 Nxc4 16. Qxc4 Bh3 17. Nh4 Qg5 18. Qd3 Nf5 19. Qxh3 Nxh4 20. Bxd6 Rfe8 21. f4 Qf6 22. Be5 Qd8 23. f5 g5 24. f6 Qd5 25. Re3 Kh7 26. Qg4 Rac8 27. Rae1 Rc6 28. c4 Rxc4 29. Qe4+ Qxe4 30. Rxe4 Rc2 31. R4e2 Rxe2 32. Rxe2 Nf5 33. Rc2 Rd8 34. Kf2 Nxd4 35. Rc7 Kg8 36. Rxb7 Nc6 37. Bc3 Rd3 38. Bb2 a5 39. Ke2 Rd5 40. Ke3 Nb4 41. Ke4 Rd2 42. Be5 Rxa2 43. Rb8+ Kh7 44. Bd6 Re2+ 45. Kf3 Re6 46. Be7 Nd5 47. Rf8 Nxf6 48. Bxf6 Rxf6+ 49. Ke3 Ra6 50. Rxf7+ Kg6 51. Rf2 a4 52. Ra2 Kf5 53. Ra3 h5 54. Kd4 g4 55. h3 gxh3 56. gxh3 Kf4 57. Kc4 h4 58. Kd5 Rg6 59. Rxa4+ Kg3 60. Ra3+ Kh2 61. Ke4 Rg3 62. Ra2+ Kxh3 63. Kf4 Rg2 64. Ra1 Kh2 65. Kf3 h3 66. Rf1 Rg1 67. Kf2 Rg6 68. Ra1 Rf6+ 69. Ke3 Kg2 70. Ra2+ Kg1 71. Ra1+ Rf1 72. Ra8 Rf2 73. Rg8+ Kf1 74. Rh8 h2 75. Rh6 Kg1 76. Rh8 Rg2 77. Rb8 h1Q 78. Rb1+ Kh2 0-1

[Event "Fortaleza Saboya Cup"]
[Site "Fortaleza"]
[Date "2022.03.20"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Lima, Edson Henrique"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1957"]
[BlackElo "1820"]
[PlyCount "121"]
[EventDate "2022.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Bg5 Be6 6. Qxd8+ Kxd8 7. 0-0-0+ Kc8 8. Nge2 Nbd7 9. h3 h6 10. Bxf6 Nxf6 11. f4 Bc5 12. Kb1 c6 13. fxe5 Nd7 14. Nf4 Nxe5 15. Nxe6 fxe6 16. Be2 Kc7 17. Na4 Be7 18. b3 Ba3 19. Nb2 Bxb2 20. Kxb2 Rhf8 21. Rhf1 Rxf1 22. Rxf1 Kd6 23. Kc3 c5 24. Kd2 Ke7 25. Ke3 g5 26. h4 Rf8 27. Rxf8 Kxf8 28. hxg5 hxg5 29. c3 Ke7 30. b4 b6 31. a4 a5 32. bxa5 bxa5 33. Ba6 Kf6 34. Be2 Nf7 35. Bd1 Nd6 36. Bc2 Ke5 37. Bd3 Nc8 38. Kf3 Nd6 39. Kg4 c4 40. Be2 Nxe4 41. Bxc4 Kf6 42. Bb3 Nxc3 43. Bc2 Nd5 44. Bb3 Ne3+ 45. Kf3 Nf5 46. Ke4 Nh4 47. g4 Ng6 48. Kd4 Ne5 49. Bd1 Nc6+ 50. Kc5 Nb4 51. Kb6 Nd5+ 52. Kxa5 Nc3 53. Bf3 Ke5 54. Kb4 Nxa4 55. Kxa4 Kf4 56. Bd1 e5 57. Kb3 Ke3 58. Kc2 e4 59. Kc3 Kf2 60. Kd4 e3 61. Kd3 1-0

[Event "Fortaleza Saboya Cup"]
[Site "Fortaleza"]
[Date "2022.03.20"]
[Round "5"]
[White "Freitas, Sophia Brasil"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1772"]
[BlackElo "1957"]
[PlyCount "78"]
[EventDate "2022.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d3 Bc5 5. g3 0-0 6. Bg2 d6 7. 0-0 a6 8. Bd2 Rb8 9. a3 Ba7 10. b4 Bd7 11. b5 Nd4 12. bxa6 bxa6 13. Rb1 Qe7 14. Nxd4 exd4 15. Ne4 Nxe4 16. Bxe4 Rxb1 17. Qxb1 Rb8 18. Qc2 Qe8 19. Rb1 Bb6 20. Qb2 Ba7 21. Qc2 Bc6 22. Rxb8 Bxb8 23. Bxc6 Qxc6 24. Qb2 Ba7 25. e3 dxe3 26. Bxe3 Bb6 27. a4 h6 28. Bxb6 Qxb6 29. Qxb6 cxb6 30. d4 f5 31. f4 Kf7 32. Kf2 Ke6 33. d5+ Kf6 34. Ke3 g5 35. h4 gxh4 36. gxh4 Kg6 37. Kf3 a5 38. Kg3 Kh5 39. Kh3 Kg6 1/2-1/2

[Event "Fortaleza Saboya Cup"]
[Site "Fortaleza"]
[Date "2022.03.19"]
[Round "3"]
[White "Brandao, Marcius Gomes"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2048"]
[BlackElo "1957"]
[PlyCount "37"]
[EventDate "2022.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[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 Nbd7 10. Nge2 Re8 11. f3 Nf8 12. 0-0 Ne6 13. Rad1 a6 14. h3 c5 15. Bxf6 Bxf6 16. dxc5 d4 17. Bc4 Nxc5 18. exd4 Qe7 19. Nd5 1-0

[Event "Fortaleza Saboya Cup"]
[Site "Fortaleza"]
[Date "2022.03.19"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Lima, Alan Elkinson Lopes"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1957"]
[BlackElo "1962"]
[PlyCount "98"]
[EventDate "2022.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 0-0 9. Bd3 c5 10. 0-0 Nc6 11. c3 cxd4 12. cxd4 Rd8 13. Qb3 Nxd4 14. Nxd4 Rxd4 15. Rad1 b6 16. Qc3 e5 17. Qc7 Be6 18. Ba6 Qd8 19. Qc2 Qd6 20. Rxd4 exd4 21. Rd1 Rd8 22. Bd3 g6 23. Qa4 a5 24. h3 Qe5 25. Qc6 Qc5 26. Rc1 Qb4 27. a3 Qb3 28. Bc4 Bxc4 29. Qxc4 Qxc4 30. Rxc4 Kg7 31. Kf1 Rd6 32. Ke2 Kf6 33. Kd3 Ke5 34. g3 g5 35. b4 f5 36. bxa5 bxa5 37. Rc5+ Rd5 38. f4+ gxf4 39. gxf4+ Kd6 40. Rc8 Rb5 41. Kxd4 Rb3 42. Rc3 Rxc3 43. Kxc3 Kc5 44. h4 h6 45. h5 Kd5 46. Kd3 a4 47. Ke3 Kc4 48. Ke2 Kd4 49. Kf3 Kd3 0-1

[Event "Fortaleza Saboya Cup"]
[Site "Fortaleza"]
[Date "2022.03.18"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Mattos, Pedro Barreto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1957"]
[PlyCount "123"]
[EventDate "2022.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 d6 6. c3 Na5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. b4 Bxb4 10. cxb4 Nc6 11. a3 Ne7 12. Nc3 h6 13. Re1 0-0-0 14. Qa4 Qxa4 15. Nxa4 Nd7 16. d4 f6 17. Bb2 b6 18. Rac1 Kb7 19. Nc3 Ng6 20. g3 Rhf8 21. Nd5 c6 22. Ne3 Ne7 23. Nf5 Nxf5 24. exf5 Rfe8 25. a4 e4 26. Nh4 d5 27. Ng6 a6 28. Nf4 Nf8 29. b5 cxb5 30. axb5 axb5 31. Ba3 Nh7 32. h4 Ra8 33. Bd6 Rac8 34. Ne6 Rxc1 35. Rxc1 Rc8 36. Rxc8 Kxc8 37. Bb4 Kd7 38. Nxg7 Kc6 39. Ne6 Kd7 40. Kf1 Kc6 41. Ke2 Kd7 42. Nf8+ Nxf8 43. Bxf8 b4 44. Bxb4 Kc6 45. Kd2 Kd7 46. h5 Ke8 47. Bd6 b5 48. Kc3 Kd7 49. Bf8 Ke8 50. Bxh6 Kf7 51. Kb4 Kg8 52. Kxb5 Kh7 53. Be3 Kg7 54. Kc5 Kh7 55. Kxd5 Kg7 56. Ke6 Kf8 57. d5 Ke8 58. h6 Kd8 59. h7 Kc7 60. h8Q Kb7 61. Qd8 Ka6 62. Qb6# 1-0

[Event "Fortaleza Saboya Cup"]
[Site "Fortaleza"]
[Date "2022.03.17"]
[Round "1"]
[White "Sousa, Virginio Aleixo da"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1663"]
[BlackElo "1957"]
[PlyCount "50"]
[EventDate "2022.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 0-0 6. Be2 Nbd7 7. 0-0 c6 8. Bd2 Bd6 9. c5 Bc7 10. b4 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Rc1 Qe7 14. Bf3 Bf5 15. Re1 Ne4 16. Nxe4 dxe4 17. Bg4 Qe6 18. Bxf5 Qxf5 19. Bc3 Rfd8 20. Qe2 Rd3 21. Bxe5 Qxe5 22. Red1 Rad8 23. h3 h6 24. Kf1 Qh2 25. f3 Qh1+ 0-1

[Event "Paraense-ch"]
[Site "Castanhal"]
[Date "2020.11.02"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Assuncao, Darlane Brito"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1851"]
[BlackElo "1705"]
[PlyCount "87"]
[EventDate "2020.10.31"]
[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 Nc6 3. d4 cxd4 4. Nxd4 d6 5. c4 g6 6. Nc3 Bg7 7. Be3 Nf6 8. Be2 0-0 9. 0-0 Bd7 10. Nb3 Rc8 11. f3 a6 12. Qd2 Nb8 13. c5 dxc5 14. Nxc5 Bc6 15. Rfd1 Nbd7 16. Nd3 Qc7 17. Rac1 Qb8 18. Nb4 Rfd8 19. Nxc6 Rxc6 20. Rc2 Rcc8 21. Qc1 b5 22. Nd5 Nxd5 23. Rxd5 Nb6 24. Rxd8+ Rxd8 25. b3 Bd4 26. Rc6 Qf4 27. Kf2 Qxe3+ 28. Qxe3 Bxe3+ 29. Kxe3 Rd6 30. Rxd6 exd6 31. Kd4 Kf8 32. f4 f6 33. h4 h6 34. a4 bxa4 35. bxa4 Nxa4 36. Bxa6 Nb6 37. g4 g5 38. hxg5 hxg5 39. e5 Ke7 40. exf6+ Kxf6 41. f5 Ke7 42. Be2 Kf6 43. Bf3 Ke7 44. Kc3 1/2-1/2

[Event "Paraense-ch"]
[Site "Castanhal"]
[Date "2020.11.02"]
[Round "5"]
[White "Nascimento, Joao Mateus Braga"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "1851"]
[PlyCount "44"]
[EventDate "2020.10.31"]
[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 Nf6 2. e4 Nxe4 3. f3 Nf6 4. Bd3 d5 5. Nh3 e6 6. 0-0 c5 7. Bb5+ Bd7 8. c4 Bxb5 9. cxb5 Qb6 10. Nc3 Bd6 11. Nf4 cxd4 12. Na4 Qxb5 13. Qb3 Qxb3 14. axb3 Nc6 15. Bd2 0-0 16. Rfe1 b5 17. Rac1 Nb4 18. Nc5 e5 19. Nfd3 Nxd3 20. Nxd3 e4 21. Bb4 exd3 22. Bxd6 d2 0-1

[Event "Paraense-ch"]
[Site "Castanhal"]
[Date "2020.11.01"]
[Round "2"]
[White "Belem, Alisson Gabriel Per"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1851"]
[PlyCount "66"]
[EventDate "2020.10.31"]
[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 Nf6 2. f3 d5 3. Nc3 e6 4. e4 dxe4 5. fxe4 Bb4 6. Bb5+ c6 7. Ba4 Nxe4 8. Nge2 0-0 9. 0-0 Nxc3 10. bxc3 Be7 11. Bf4 Nd7 12. c4 Nf6 13. Nc3 Qa5 14. Qd2 Bb4 15. Rf3 Bxc3 16. Rxc3 Qxa4 17. Bd6 Ne4 18. Ra3 Qxa3 19. Bxa3 Nxd2 20. c5 Nc4 21. Bb4 e5 22. Rd1 exd4 23. Rxd4 Be6 24. Re4 Rfd8 25. Kf2 Rd7 26. Bc3 Rad8 27. Rxc4 Bxc4 28. Ba5 Re8 29. a3 Re2+ 30. Kf3 Rd5 31. Bc3 g6 32. Kf4 Rf5+ 33. Kg3 Re3+ 0-1

[Event "Paraense-ch"]
[Site "Castanhal"]
[Date "2020.11.01"]
[Round "3"]
[White "Laranjeira, Marcio Muniz"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1957"]
[BlackElo "1851"]
[PlyCount "91"]
[EventDate "2020.10.31"]
[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. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 0-0 6. d3 h6 7. Be3 Bxe3 8. fxe3 d6 9. h3 Na5 10. Bd5 c6 11. Bb3 Nxb3 12. axb3 Qe7 13. Qe1 d5 14. exd5 cxd5 15. Qh4 Bd7 16. d4 exd4 17. exd4 a6 18. Ne5 Be6 19. Rf3 Kh7 20. Raf1 g5 21. Qf2 Ne4 22. Nxe4 dxe4 23. Rf6 h5 24. Qe2 Kg7 25. Qxh5 Qxf6 26. Rxf6 Kxf6 27. Qh6+ Ke7 28. Qxg5+ f6 29. Ng6+ Kf7 30. Qh5 Rg8 31. Nf4+ Ke7 32. Qc5+ Kd7 33. Qb6 Rae8 34. Qxb7+ Kd8 35. Qb6+ Kd7 36. d5 Bxh3 37. Qc6+ Ke7 38. Nxh3 e3 39. Nf4 Kf7 40. d6 e2 41. Qc4+ Kg7 42. Nxe2 Rc8 43. Qd3 Rgd8 44. c4 Rb8 45. Nf4 Re8 46. d7 1-0

[Event "Paraense-ch"]
[Site "Castanhal"]
[Date "2020.10.31"]
[Round "1"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "De Araujo, Jaylson Javier Silv"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1851"]
[BlackElo "2058"]
[PlyCount "38"]
[EventDate "2020.10.31"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 Nf6 6. Nc3 Bb4 7. f3 a6 8. Be2 Qa5 9. Qd2 0-0 10. 0-0 d5 11. Nxc6 bxc6 12. e5 Nd7 13. f4 f6 14. Bg4 Nc5 15. Bxc5 Qxc5+ 16. Kh1 fxe5 17. fxe5 Bd7 18. Ne4 Qc4 19. Nf6+ Rxf6 0-1

[Event "Fortaleza Schoonenborch 7th"]
[Site "Fortaleza"]
[Date "2020.02.09"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Freitas, Marcos Antonio da C"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1875"]
[BlackElo "1881"]
[PlyCount "98"]
[EventDate "2020.02.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. Be3 Bxe3 8. fxe3 Na5 9. Nbd2 Nxc4 10. Nxc4 Be6 11. Ncd2 c6 12. Qe1 Qb6 13. Ng5 0-0-0 14. Nxe6 fxe6 15. Nc4 Qc7 16. Qg3 Rd7 17. b4 b5 18. Nb2 h5 19. h4 Ng4 20. a4 Qb6 21. Rf3 Kb7 22. a5 Qd8 23. Raf1 Qe8 24. c4 g5 25. d4 Qg6 26. cxb5 cxb5 27. Nd3 Qxe4 28. Rf7 Rh7 29. Rxh7 Rxh7 30. Qf3 Qxf3 31. gxf3 Nxe3 32. Rc1 exd4 33. hxg5 Rg7 34. f4 e5 35. fxe5 Rxg5+ 36. Kh1 dxe5 37. Nc5+ Ka7 38. Ne4 Rg6 39. Rc7+ Kb8 40. Rd7 Nc2 41. Nc5 Nxb4 42. Re7 d3 43. Nd7+ Kc8 44. Nb6+ Kd8 45. Rd7+ Ke8 46. Kh2 e4 47. Rd4 e3 48. Re4+ Kf7 49. Rxe3 d2 0-1

[Event "Fortaleza Schoonenborch 7th"]
[Site "Fortaleza"]
[Date "2020.02.09"]
[Round "5"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Miranda, Marina Lima"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1875"]
[BlackElo "1642"]
[PlyCount "43"]
[EventDate "2020.02.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Be2 0-0 9. 0-0 Qb6 10. e5 dxe5 11. fxe5 Bc5 12. Bxf6 Bxd4+ 13. Kh1 gxf6 14. exf6 Qd8 15. Ne4 Kh8 16. Bd3 Qd5 17. Qd2 Rg8 18. Qh6 Rg6 19. Qf8+ Rg8 20. Qxf7 Qd7 21. Nd6 h6 22. Qxd7 1-0

[Event "Fortaleza Schoonenborch 7th"]
[Site "Fortaleza"]
[Date "2020.02.08"]
[Round "3"]
[White "Lima Miranda, Caio Cesar"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1629"]
[BlackElo "1875"]
[PlyCount "42"]
[EventDate "2020.02.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. g3 Be7 5. Bg2 d6 6. 0-0 h6 7. Re1 0-0 8. Nbd2 Be6 9. Nf1 Qd7 10. Ne3 Rad8 11. c3 Bh3 12. Bxh3 Qxh3 13. Nf5 Ng4 14. Nxe7+ Nxe7 15. Qb3 Ng6 16. Qxb7 Nh4 17. gxh4 Qxf3 18. Be3 Qh3 19. Qxc7 Nxh2 20. f3 Qg3+ 21. Kh1 Nxf3 0-1

[Event "Fortaleza Schoonenborch 7th"]
[Site "Fortaleza"]
[Date "2020.02.08"]
[Round "4"]
[White "Nunes, Moezio Correia"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "C21"]
[WhiteElo "1710"]
[BlackElo "1875"]
[PlyCount "59"]
[EventDate "2020.02.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 d5 4. e5 dxc3 5. Nf3 d4 6. Bd3 Bc5 7. 0-0 Bg4 8. bxc3 Nc6 9. cxd4 Nxd4 10. Qa4+ c6 11. Be4 Qb6 12. Nc3 Rd8 13. Nxd4 Rxd4 14. Qc2 Qa6 15. Be3 Qc4 16. Bxd4 Bxd4 17. Rac1 Bxe5 18. Rfe1 Ne7 19. h3 h5 20. Bd3 Qe6 21. Qb3 Qd7 22. Rxe5 Qxd3 23. Rce1 Be6 24. Qb4 0-0 25. Rd1 Qg6 26. Qxe7 Bxh3 27. Rg5 Qe6 28. Re1 Qc4 29. Ne4 g6 30. Nf6+ 1-0

[Event "Fortaleza Schoonenborch 7th"]
[Site "Fortaleza"]
[Date "2020.02.07"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "De Aguiar, Andre Wescley"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "1875"]
[BlackElo "1517"]
[PlyCount "65"]
[EventDate "2020.02.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Be2 Be7 8. Qd2 h6 9. Be3 0-0 10. Nxc6 dxc6 11. 0-0-0 Qxd2+ 12. Rxd2 Bb4 13. f3 e5 14. Bb6 Bxc3 15. bxc3 Be6 16. Kb2 Nd7 17. Bc7 Rac8 18. Bd6 Rfe8 19. f4 exf4 20. Bxf4 Nb6 21. Rd3 Bc4 22. Re3 Na4+ 23. Ka3 Bxe2 24. Re1 Bb5 25. c4 Bxc4 26. Kxa4 Bxa2 27. Rg3 Kh7 28. Ka5 Rcd8 29. Kb6 Rd7 30. Rge3 Re6 31. Bc7 Ree7 32. Bg3 Re6 33. Bc7 1/2-1/2

[Event "Fortaleza Gadelha Memorial"]
[Site "Fortaleza"]
[Date "2019.08.18"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Lima, Alan Elkinson Lopes"]
[Result "1/2-1/2"]
[ECO "C16"]
[WhiteElo "1847"]
[BlackElo "1970"]
[PlyCount "135"]
[EventDate "2019.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Nf3 b6 6. Bb5+ c6 7. Bd3 Ba6 8. a3 Bxc3+ 9. bxc3 c5 10. 0-0 Bxd3 11. Qxd3 Nbc6 12. Bg5 cxd4 13. cxd4 Na5 14. Nd2 Rc8 15. Rfc1 Nc4 16. f4 Nxd2 17. Qxd2 Qc7 18. g4 Qc3 19. Qd3 Qxd3 20. cxd3 Kd7 21. f5 Nc6 22. Be3 Na5 23. Kf1 Rxc1+ 24. Rxc1 Rc8 25. Rxc8 Kxc8 26. Ke1 Kd7 27. Kd2 Kc6 28. Kc3 Kb5 29. h4 Ka4 30. Bc1 Nc6 31. h5 g6 32. f6 a5 33. hxg6 hxg6 34. Bb2 b5 35. g5 b4+ 36. axb4 Nxb4 37. Ba1 Kb5 38. Bb2 a4 39. Ba3 Nc6 40. Bf8 Na5 41. Ba3 Nb3 42. Bb2 Ka5 43. Ba3 Na1 44. Bb2 Nb3 45. Ba3 Kb6 46. Bb2 Kb5 47. Ba3 Na5 48. Bf8 Nc6 49. Ba3 Ka5 50. Bc5 Ka6 51. Kb2 Nb8 52. Kc3 Ka5 53. Bb4+ Kb5 54. Bd6 Nd7 55. Ba3 Nb6 56. Bb4 Na8 57. Bd6 Ka5 58. Bb4+ Kb6 59. Bd6 Kb5 60. Bb4 Nc7 61. Bd6 Ne8 62. Ba3 Nc7 63. Bd6 Na8 64. Bb4 Nb6 65. Bd6 Nd7 66. Ba3 Nb8 67. Bc5 Nc6 68. Ba3 1/2-1/2

[Event "Fortaleza Gadelha Memorial"]
[Site "Fortaleza"]
[Date "2019.08.18"]
[Round "7"]
[White "Leite Filho, Newton Crispino"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1907"]
[BlackElo "1847"]
[PlyCount "65"]
[EventDate "2019.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Bb4 5. e3 c5 6. Nf3 Ne4 7. Qc2 Qa5 8. Rc1 Bd7 9. Nd2 Nxd2 10. Qxd2 Nc6 11. cxd5 exd5 12. dxc5 Qxc5 13. a3 Bxc3 14. Rxc3 Qb6 15. Bd6 Be6 16. b4 Rc8 17. Bc5 Qd8 18. Bb5 a6 19. Ba4 b5 20. Bb3 Qg5 21. 0-0 Ne5 22. f4 Qh5 23. fxe5 Qxe5 24. Bd4 Qb8 25. Rxc8+ Qxc8 26. Bc5 Qb7 27. Qd4 f5 28. Qe5 Qd7 29. e4 fxe4 30. Rd1 Kf7 31. Bxd5 Re8 32. Rf1+ Kg6 33. Bxe4+ 1-0

[Event "Fortaleza Gadelha Memorial"]
[Site "Fortaleza"]
[Date "2019.08.17"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Rocha, Vitor Firmo de Souz"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1847"]
[BlackElo "2155"]
[PlyCount "142"]
[EventDate "2019.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. f4 d6 7. Nf3 0-0 8. Ne2 Rb8 9. c3 c4 10. Nfd4 cxd3 11. Qxd3 Nd7 12. Be3 Nc5 13. Qc2 a5 14. 0-0 Bd7 15. e5 Nxd4 16. cxd4 Bf5 17. Qd1 Ne6 18. Nc3 Qd7 19. Be4 Bxe4 20. Nxe4 d5 21. Nc5 Nxc5 22. dxc5 Rfd8 23. Bd4 Rbc8 24. Qd3 e6 25. Rac1 Rc6 26. Qb5 Ra8 27. a4 Bf8 28. Rc3 Qc7 29. Rfc1 Rc8 30. Kg2 Be7 31. g4 Rf8 32. Rb3 Rb8 33. g5 Qd8 34. Qd3 Bxg5 35. Qg3 Be7 36. Rb5 Qf8 37. Qe1 Qh6 38. Qd2 Bd8 39. Rc3 Qf8 40. Rcb3 Qe7 41. Qe1 Qc7 42. h4 h5 43. Kh3 Qe7 44. Kg2 Ra6 45. Qg3 Kh7 46. Qg5 Qc7 47. Qg3 Rc6 48. Qe3 Bxh4 49. Bc3 Ra6 50. Qd2 Bd8 51. Qe2 Qc6 52. Bd4 Qd7 53. Qc2 Be7 54. Qf2 Qc7 55. Bc3 Kg8 56. Bd2 Kf8 57. Qe1 Qc6 58. Bxa5 d4+ 59. Kg1 Kg7 60. Rd3 Bxc5 61. b4 Ba7 62. Qe2 Qc1+ 63. Kg2 Rc6 64. Rd2 Rc3 65. Bb6 d3 66. Qd1 Bxb6 67. Qxc1 Rxc1 68. Rxb6 Rc2 69. Rf2 Rd8 70. Rd6 Rxd6 71. exd6 d2 0-1

[Event "Fortaleza Gadelha Memorial"]
[Site "Fortaleza"]
[Date "2019.08.17"]
[Round "5"]
[White "Da Paixao, Irineu Vieira"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1689"]
[BlackElo "1847"]
[PlyCount "48"]
[EventDate "2019.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Nbd2 c5 5. c3 Nbd7 6. Bd3 Be7 7. 0-0 0-0 8. Ng5 h6 9. Nh3 e5 10. f4 e4 11. Be2 Nh7 12. Nf2 f5 13. Kh1 g5 14. g3 g4 15. c4 cxd4 16. Nxg4 fxg4 17. Bxg4 Ndf6 18. Bxc8 Rxc8 19. exd4 dxc4 20. Qe2 Qxd4 21. Rd1 Rfd8 22. Re1 Bb4 23. Rd1 e3 24. Rf1 Bxd2 0-1

[Event "Fortaleza Gadelha Memorial"]
[Site "Fortaleza"]
[Date "2019.08.16"]
[Round "3"]
[White "Lemos, Dawton Almino"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2171"]
[BlackElo "1847"]
[PlyCount "59"]
[EventDate "2019.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bb4+ 5. c3 Ba5 6. b4 Bb6 7. cxd4 d5 8. Bxd5 Nxb4 9. Bxf7+ Kxf7 10. Qb3+ Nd5 11. exd5 Qd6 12. Ne5+ Ke8 13. Ba3 Ba5+ 14. Kd1 Qb6 15. Qe3 Qh6 16. Qe2 Qa6 17. Qe3 Bf5 18. g4 Bd7 19. Kc1 Nf6 20. Nc6+ Kf7 21. Qe7+ Kg6 22. Ne5+ Kh6 23. g5+ Kh5 24. gxf6 gxf6 25. Qxd7 fxe5 26. Qh3+ Kg6 27. Rg1+ Kf7 28. Qd7+ Kf6 29. Qg7+ Kf5 30. Qxe5# 1-0

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.26"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Ramos, Pedro Saraiva"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "66"]
[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 d5 2. g3 Nf6 3. Bg2 c6 4. d3 Bf5 5. Nbd2 e6 6. Nh4 Bg4 7. h3 Bh5 8. g4 Bg6 9. Nxg6 hxg6 10. e4 dxe4 11. dxe4 Bc5 12. g5 Nh5 13. Qg4 Qd4 14. 0-0 Qd6 15. Nc4 Qg3 16. e5 Qxg4 17. hxg4 Ng3 18. Re1 Rh4 19. Bf3 Nf5 20. gxf5 Rxc4 21. fxg6 Rxc2 22. gxf7+ Kxf7 23. g6+ Kf8 24. Be3 Bxe3 25. Rxe3 Nd7 26. Rd1 Ke7 27. Rb3 Rb8 28. Be4 Rc4 29. Re3 Nxe5 30. Bf5 exf5 31. Rxe5+ Kf6 32. Ra5 Rg4+ 33. Kh2 Rh8# 0-1

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.26"]
[Round "7"]
[White "Noguerol, Alvaro Vinueza"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "1800"]
[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. Bg5 e6 3. e4 Be7 4. Nc3 d5 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Qd2 Nc6 10. Ne2 0-0 11. c3 cxd4 12. cxd4 Qb4 13. a3 Qxd2+ 14. Kxd2 Na5 15. Nc1 b5 16. b4 Nc4+ 17. Bxc4 dxc4 18. Ne2 Bb7 19. Nc3 Nb6 20. Ke3 Nd5+ 21. Nxd5 Bxd5 22. Rhc1 a5 23. Ne1 axb4 24. axb4 Rxa1 25. Rxa1 Ra8 26. Rxa8+ Bxa8 27. g3 h6 28. h4 Kh7 29. g4 h5 30. g5 Kg6 31. Nc2 Kf5 32. d5 Bxd5 33. Nd4+ Kg4 34. Nxb5 Kxh4 35. Nc7 Bb7 36. g6 fxg6 37. Nxe6 Kg4 38. b5 h4 39. Ng5 Kf5 40. Nh3 Bc8 41. Kd4 c3 42. Kxc3 Ke4 43. e6 Kd5 44. e7 Bd7 45. Kb4 Kd6 46. Ka5 Kxe7 47. b6 Bc6 48. Ka6 Kf6 49. Nf2 Kf5 50. b7 Bxb7+ 51. Kxb7 Kxf4 52. Kc6 Kf3 0-1

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.25"]
[Round "4"]
[White "Gomes, Jan Galvao"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "105"]
[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. e3 Be7 5. Bd3 c6 6. 0-0 Nbd7 7. b3 0-0 8. Bb2 c5 9. Qc2 h6 10. Nbd2 b6 11. Ne5 Bb7 12. f4 dxc4 13. bxc4 Nxe5 14. dxe5 Ng4 15. Rae1 h5 16. h3 Nh6 17. Bh7+ Kh8 18. Be4 Qc7 19. Bxb7 Qxb7 20. e4 f5 21. exf6 Bxf6 22. Bxf6 gxf6 23. Nf3 Rae8 24. Qe2 Qh7 25. Nh4 Qf7 26. Rd1 f5 27. Rd3 Rd8 28. Qb2+ Qg7 29. Ng6+ Kg8 30. Qxg7+ Kxg7 31. Nxf8 Rxd3 32. Nxe6+ Kf6 33. exf5 Nxf5 34. Re1 Re3 35. Rxe3 Nxe3 36. Nc7 Nxc4 37. Kf2 Kf5 38. g3 Ke4 39. h4 Nd6 40. Na6 Kd3 41. Kf3 c4 42. Nb4+ Kd2 43. g4 hxg4+ 44. Kxg4 c3 45. h5 c2 46. Nxc2 Kxc2 47. f5 Kd3 48. Kg5 Ke4 49. f6 Ke5 50. Kg6 Ke6 51. Kg5 a6 52. h6 b5 53. Kf4 0-1

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.25"]
[Round "5"]
[White "Ikeda, Vinicius Yasuto"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2004"]
[BlackElo "1800"]
[PlyCount "67"]
[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. Nc3 c6 5. Bf4 Be7 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. 0-0 a6 11. Re1 Nbd7 12. e4 c5 13. d5 exd5 14. exd5 Nb6 15. d6 Bxf3 16. gxf3 c4 17. dxe7 Qxd3 18. exf8Q+ Kxf8 19. Qxd3 cxd3 20. Bd6+ Kg8 21. Rad1 Nc4 22. Be7 Nxb2 23. Rd2 Re8 24. Rxb2 b4 25. Rxb4 d2 26. Rd1 Rxe7 27. Rb8+ Ne8 28. Rxd2 f6 29. Nd5 Re1+ 30. Kg2 Kf7 31. Ne3 Rc1 32. Rdd8 Nc7 33. Rd7+ Ke6 34. Rxg7 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 "Da Costa, Roberto Rodrigues G"]
[Black "Christoforo, Sergio Augusto de A"]
[Result "1/2-1/2"]
[ECO "D74"]
[WhiteElo "1800"]
[BlackElo "1800"]
[PlyCount "70"]
[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 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 Nb6 7. Qc2 Bg7 8. Nf3 0-0 9. Nc3 c6 10. 0-0 Nbd5 11. e4 Nxc3 12. bxc3 Qc7 13. Ba3 Re8 14. Rad1 Bg4 15. h3 Bxf3 16. Bxf3 Rac8 17. c4 e5 18. d5 cxd5 19. exd5 Qxc4 20. Qxc4 Rxc4 21. Rb1 e4 22. Be2 Rc2 23. Bb5 Rd8 24. Be7 Rxd5 25. Rbc1 Rxc1 26. Rxc1 h6 27. Rc8+ Kh7 28. Bc4 Rd7 29. Bxf6 Bxf6 30. Re8 Re7 31. Rxe7 Bxe7 32. Bxf7 b6 33. a4 Bc5 34. Bd5 e3 35. fxe3 Bxe3+ 1/2-1/2

[Event "BRA-ch U26"]
[Site "Brasilia"]
[Date "2019.04.23"]
[Round "1"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Japiassu, Ricardo de Villa No"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1800"]
[BlackElo "1994"]
[PlyCount "58"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Kb1 Nxd4 11. e5 Nf5 12. exf6 exf6 13. Bc5 d4 14. Bxf8 Qxf8 15. Nd5 Be6 16. Nc7 Rc8 17. Nxe6 fxe6 18. Bd3 Ne3 19. Rde1 Bh6 20. Qf2 Qb4 21. f4 Rc6 22. Re2 Rb6 23. b3 Nd5 24. Kb2 Bf8 25. c4 Qc3+ 26. Kb1 Qxd3+ 27. Kc1 Ba3+ 28. Rb2 Nc3 29. Qc2 Qe3+ 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.31"]
[Round "5"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Ferreira, Wezio Da Silva"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1783"]
[PlyCount "84"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bg5 Be7 8. Bd3 0-0 9. 0-0 Bd7 10. c3 Nd5 11. Bd2 c6 12. Qc2 f5 13. Ne5 Qc7 14. Rae1 Rae8 15. Be2 Nf6 16. Bg5 Bc8 17. Bc4 Ne4 18. Bxe7 Qxe7 19. Bd3 Nd6 20. f4 Nf7 21. Nxf7 Qxf7 22. Re5 Kh8 23. Bc4 Re7 24. a4 a6 25. a5 Rfe8 26. b4 Qf6 27. Rfe1 Qh4 28. Qf2 Qxf2+ 29. Kxf2 h6 30. h3 g6 31. Kf3 Kg7 32. g4 Kf6 33. Bb3 Bd7 34. c4 Bc8 35. d5 exd5 36. cxd5 cxd5 37. Rxe7 Rxe7 38. Rxe7 Kxe7 39. Bxd5 Kd6 40. Bf7 fxg4+ 41. hxg4 g5 42. f5 Ke5 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.31"]
[Round "6"]
[White "De Paula, Fernando Israel Ber"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "A36"]
[BlackElo "1783"]
[PlyCount "82"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c5 3. Bg2 Nc6 4. Nc3 g6 5. e3 e5 6. Nge2 Bg7 7. b3 0-0 8. Bb2 Rb8 9. 0-0 d6 10. d4 cxd4 11. exd4 Nd7 12. Nd5 Nb6 13. Nxb6 Qxb6 14. dxe5 dxe5 15. Nc3 Rd8 16. Nd5 Qc5 17. Qc1 Nd4 18. Bxd4 exd4 19. Qf4 Be6 20. Nf6+ Kh8 21. Ne4 Qe5 22. Qxe5 Bxe5 23. Rad1 b6 24. Rfe1 h6 25. Ng5 hxg5 26. Rxe5 Bf5 27. Re7 a5 28. Rxf7 Rd6 29. Re7 d3 30. Bd5 g4 31. Rd2 b5 32. Rb7 Re8 33. Kf1 bxc4 34. Bxc4 Be4 35. Rb5 Bf3 36. Bxd3 Rxd3 37. Rxd3 Be2+ 38. Kg1 Bxd3 39. Rxa5 Re1+ 40. Kg2 Bf1+ 41. Kg1 Bh3# 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.30"]
[Round "3"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "De Oliveira, Daniel Paiva"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1783"]
[PlyCount "94"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be2 Be7 8. Be3 b6 9. 0-0 f5 10. Nb5 0-0 11. c3 a6 12. Nd6 Bxd6 13. exd6 c4 14. Ne5 Bb7 15. g4 Nf6 16. gxf5 exf5 17. Bf3 Qxd6 18. Kh1 Ne4 19. Rg1 Rf6 20. Rg2 Qe7 21. Qe2 b5 22. Rag1 g6 23. h4 Nxe5 24. dxe5 Re6 25. h5 Kf7 26. Bxe4 dxe4 27. Rg5 Rg8 28. hxg6+ hxg6 29. Qh2 Qf8 30. R1g3 Rh8 31. Rh3 Rxh3 32. Qxh3 Qg7 33. Kg1 Bd5 34. Kf2 Re8 35. Qf1 Qh6 36. Qd1 Qh2+ 37. Rg2 Qh4+ 38. Kg1 Rd8 39. Rd2 Rh8 40. Kf1 Qg3 41. Rg2 Rh1+ 42. Rg1 Qh3+ 43. Ke2 Qf3+ 44. Kd2 Rh2+ 45. Kc1 Qxe3+ 46. Kb1 Qd3+ 47. Qxd3 exd3 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.30"]
[Round "4"]
[White "De Sousa E Silva, Luis Gonzaga"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1303"]
[BlackElo "1783"]
[PlyCount "60"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. d3 Bg4 5. Nbd2 Nbd7 6. 0-0 e5 7. e4 dxe4 8. Nxe4 Nxe4 9. dxe4 Bc5 10. Qd3 0-0 11. Rd1 Qc7 12. h3 Be6 13. Ng5 Rad8 14. Qf3 h6 15. Be3 hxg5 16. Bxg5 f6 17. Be3 Bxe3 18. Qxe3 Qb6 19. Qe2 Nc5 20. b3 Bf7 21. h4 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Bf3 Qd4 25. Kg2 Bg6 26. Bh5 Qxe4+ 27. Qxe4 Bxe4+ 28. Kf1 Bxc2 29. b4 Ne6 30. Ke1 Nd4 0-1

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.29"]
[Round "1"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Marcelino, Maikel Andril"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1783"]
[PlyCount "73"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[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 Nge7 4. 0-0 g6 5. c3 d6 6. d3 Bg4 7. h3 Bxf3 8. Qxf3 Bg7 9. Be3 0-0 10. Qe2 d5 11. Bc5 d4 12. Nd2 a6 13. Ba4 b5 14. Bb3 Re8 15. Nf3 Na5 16. Bc2 Nb7 17. cxd4 Nxc5 18. dxc5 Nc6 19. a3 Nd4 20. Nxd4 exd4 21. b4 c6 22. Bb3 Qd7 23. f4 Kh8 24. g4 f5 25. e5 fxg4 26. Qxg4 Qxg4+ 27. hxg4 a5 28. Kg2 Ra7 29. Rf2 axb4 30. Rfa2 Rae7 31. axb4 g5 32. Ra7 h6 33. Bf7 Rxa7 34. Rxa7 Rf8 35. e6 gxf4 36. Kf3 Bf6 37. Rc7 1-0

[Event "Joao Pessoa Fischer Memorial 10th"]
[Site "Joao Pessoa"]
[Date "2019.03.29"]
[Round "2"]
[White "Macedo, Maximo Valerio"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1984"]
[BlackElo "1783"]
[PlyCount "59"]
[EventDate "2019.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d5 6. cxd5 Nxd5 7. Nc3 c6 8. Qb3 Na6 9. d4 Nxc3 10. bxc3 c5 11. Bf4 cxd4 12. cxd4 Nc7 13. Rfd1 Nd5 14. Bd2 b6 15. Ne5 Bb7 16. Rac1 Qd6 17. Nc4 Qd7 18. e4 Nf6 19. d5 Rfc8 20. Ne5 Qe8 21. Nc4 Nd7 22. Qa3 Nc5 23. Bb4 Qd7 24. Ne3 Na6 25. Bxe7 Rxc1 26. Rxc1 Bb2 27. Qxb2 Qxe7 28. Ng4 Nc5 29. Nh6+ Kf8 30. Qh8# 1-0

[Event "Fortaleza Schoonenborch U1900 6th"]
[Site "Fortaleza"]
[Date "2019.03.10"]
[Round "5.1"]
[White "De Sousa, Jhone Leone"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C97"]
[WhiteElo "1824"]
[BlackElo "1783"]
[PlyCount "116"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventRounds "6"]
[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 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. b3 cxd4 13. cxd4 Bd7 14. Bb2 Rac8 15. Bd3 Nc6 16. a3 Rfe8 17. d5 Na5 18. Nbd2 Nb7 19. b4 Bf8 20. Nf1 g6 21. Qd2 Qb6 22. g4 h5 23. Ne3 hxg4 24. hxg4 Nxg4 25. Nxg4 Bxg4 26. Kg2 Bxf3+ 27. Kxf3 Qd8 28. Rh1 Qf6+ 29. Ke2 Bg7 30. Rag1 Qf4 31. Qxf4 exf4 32. Bxg7 Kxg7 33. Rc1 Kf6 34. Rc6 Rxc6 35. dxc6 Nd8 36. Rc1 Ne6 37. a4 Rc8 38. axb5 axb5 39. Kd2 Nd4 40. Rc3 Rxc6 41. Rxc6 Nxc6 42. Kc3 Ke5 43. Bxb5 Nxb4 44. f3 d5 45. Kxb4 dxe4 46. fxe4 Kxe4 47. Kc3 Ke3 48. Kc2 f3 49. Bc6 g5 50. Kd1 Kf2 51. Bd7 Kg1 52. Bh3 g4 53. Bxg4 f2 54. Bh3 f1Q+ 55. Bxf1 Kxf1 56. Kd2 Kf2 57. Kd3 f5 58. Kd2 f4 0-1

[Event "Fortaleza Schoonenborch U1900 6th"]
[Site "Fortaleza"]
[Date "2019.03.09"]
[Round "4.1"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Machado Neto, Pedro Ferreira"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1783"]
[PlyCount "51"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Qa5+ 11. c3 Ngf6 12. Ne4 Nxe4 13. Qxe4 Be7 14. Ne5 Nf6 15. Qf3 0-0 16. Rh3 Nd5 17. Rg3 Nxf4 18. Qxf4 Kh7 19. Nd7 Rg8 20. Qxf7 Bxh4 21. Qg6+ Kh8 22. Ne5 Raf8 23. Rh3 Qd8 24. g3 Qf6 25. Qxf6 Bxf6 26. Ng6+ 1-0

[Event "Fortaleza Schoonenborch U1900 6th"]
[Site "Fortaleza"]
[Date "2019.03.09"]
[Round "3.2"]
[White "Pinheiro, Jose Welliton"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1732"]
[BlackElo "1783"]
[PlyCount "78"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bc4 Bc5 4. 0-0 Nf6 5. c3 Nxe4 6. d4 d5 7. Bb5 exd4 8. cxd4 Bb6 9. Ne5 Bd7 10. Nxd7 Qxd7 11. Nc3 0-0 12. Nxe4 dxe4 13. d5 Rad8 14. Be3 Qxd5 15. Bxb6 Qxd1 16. Raxd1 cxb6 17. Rc1 Rd6 18. Rc4 f5 19. g4 g6 20. g5 Rc8 21. Ba4 Rcd8 22. Rfc1 Nd4 23. Bd1 Nf3+ 24. Bxf3 exf3 25. h3 Rd1+ 26. Rxd1 Rxd1+ 27. Kh2 Rd2 28. Rc8+ Kf7 29. Rc7+ Ke6 30. Rxb7 f4 31. h4 Rxf2+ 32. Kg1 Rxb2 33. Rxa7 Kf5 34. Rxh7 Kg4 35. Rd7 Kg3 36. Rd1 Rh2 37. a4 f2+ 38. Kf1 Rh1+ 39. Ke2 Rxd1 0-1

[Event "Fortaleza Schoonenborch U1900 6th"]
[Site "Fortaleza"]
[Date "2019.03.08"]
[Round "2.1"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Ferreira Filho, Joao Bosco Filgue"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1783"]
[BlackElo "1855"]
[PlyCount "143"]
[EventDate "2019.03.07"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 h6 7. Bb5+ Bd7 8. Qe2 Be7 9. 0-0 0-0 10. c3 a6 11. Bd3 Nc6 12. Qe4 Qf5 13. Qxf5 exf5 14. d5 Nb8 15. Nd4 Rd8 16. Bf4 c5 17. dxc6 Nxc6 18. Nxc6 Bxc6 19. Bxf5 Bf6 20. Rfd1 Rxd1+ 21. Rxd1 Re8 22. f3 g5 23. Bc1 Re5 24. Bd3 Re8 25. Kf2 Kg7 26. Re1 Rd8 27. Be4 Bxe4 28. fxe4 Be5 29. h3 Rd3 30. Be3 Rd6 31. Ke2 Re6 32. Rd1 b5 33. Bd4 Bxd4 34. Rxd4 f5 35. Kf3 fxe4+ 36. Rxe4 Rf6+ 37. Ke2 Kg6 38. Kd3 Rd6+ 39. Rd4 Re6 40. a4 bxa4 41. Rxa4 Kh5 42. c4 Kg6 43. c5 Kf6 44. Kd4 Ke7 45. Kd5 Kd7 46. Rb4 Rf6 47. Rb7+ Kc8 48. Re7 Rf2 49. Kc6 Rf6+ 50. Kd5 Rf2 51. Kd6 Rxb2 52. Re8+ Kb7 53. c6+ Ka7 54. c7 Rd2+ 55. Ke7 Re2+ 56. Kf7 Rf2+ 57. Kg6 Rc2 58. c8Q Rxc8 59. Rxc8 Kb7 60. Rc1 a5 61. Kxh6 Kb6 62. Kxg5 a4 63. Ra1 Kb5 64. h4 Kb4 65. h5 Kb3 66. h6 a3 67. h7 Kb2 68. h8Q+ Kb3 69. Qh3+ Kb2 70. Qxa3+ Kc2 71. Ra2+ Kd1 72. Qb2 1-0

[Event "Fortaleza Schoonenborch U1900 6th"]
[Site "Fortaleza"]
[Date "2019.03.07"]
[Round "1.8"]
[White "Ribeiro, Pedro Roney Dias"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1420"]
[BlackElo "1783"]
[PlyCount "90"]
[EventDate "2019.03.07"]
[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 0-0 5. d3 d5 6. Nbd2 c6 7. c4 Re8 8. Nb3 dxc4 9. dxc4 Qxd1 10. Rxd1 Be6 11. c5 Nbd7 12. Nfd4 Bd5 13. Bxd5 Nxd5 14. e3 Rad8 15. Rd2 e5 16. Ne2 Bf8 17. Rc2 Nb4 18. Rc3 Na6 19. Na5 Ndxc5 20. Rc2 Re6 21. Bd2 b6 22. Nb3 Ne4 23. f3 Nxd2 24. Rxd2 Rxd2 25. Nxd2 f5 26. Rd1 Rd6 27. Nc3 Kf7 28. Nc4 Rxd1+ 29. Nxd1 Ke6 30. f4 Bd6 31. Kf2 Nb4 32. a3 Nd3+ 33. Ke2 e4 34. Nd2 b5 35. Nb1 b4 36. a4 a5 37. b3 Nc1+ 38. Kf1 Nxb3 39. Nb2 Kd5 40. Ke1 c5 41. Kd1 c4 42. Kc2 Bc5 43. Nd1 Bb6 44. Kb2 Nc5 45. Kc2 Nxa4 0-1

[Event "Fortaleza zt CE"]
[Site "Fortaleza"]
[Date "2018.10.14"]
[Round "5.5"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Prado, Francisco Fadel Pin"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1769"]
[PlyCount "71"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[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 c5 4. exd5 Qxd5 5. Qf3 Nf6 6. Qxd5 Nxd5 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. Ngf3 Rc8 10. c3 f6 11. 0-0 Bd6 12. Re1 Kf7 13. Ne4 Bb8 14. Bd2 cxd4 15. Nxd4 e5 16. Nf5 Rc6 17. Rad1 g6 18. Nh6+ Kg7 19. Bc1 N5b6 20. a4 a5 21. g4 Rf8 22. b4 axb4 23. a5 f5 24. gxf5 gxf5 25. Ng3 Rxh6 26. Bxh6+ Kxh6 27. axb6 Nxb6 28. cxb4 Rg8 29. Kf1 Kg5 30. Ke2 h5 31. Rg1 Rc8 32. Ne4+ Kf4 33. Nc5 e4 34. Rg7 Rc6 35. Rd4 Be5 36. Nd3# 1-0

[Event "Fortaleza zt CE"]
[Site "Fortaleza"]
[Date "2018.10.14"]
[Round "6.2"]
[White "Freitas, Marcos Antonio da C"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1964"]
[BlackElo "1769"]
[PlyCount "62"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[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 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. c3 d6 10. d4 Re8 11. Nbd2 Bf8 12. Bc2 exd4 13. cxd4 Nb4 14. Bb1 d5 15. e5 Ne4 16. Nxe4 dxe4 17. Bxe4 Bxe4 18. Rxe4 Qd5 19. Rh4 c5 20. Bd2 c4 21. Qe1 Nd3 22. Qb1 h6 23. b3 Re6 24. axb5 axb5 25. Rxa8 Qxa8 26. bxc4 bxc4 27. d5 Ra6 28. Bc3 Bb4 29. Rxc4 Bxc3 30. Rxc3 Ra1 31. Rc8+ Kh7 0-1

[Event "Fortaleza zt CE"]
[Site "Fortaleza"]
[Date "2018.10.13"]
[Round "4.7"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Miranda, Marina Lima"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1769"]
[PlyCount "65"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 Nc6 5. d3 g6 6. f4 Bg7 7. Nf3 Bd7 8. 0-0 Rc8 9. h3 0-0 10. Be3 a6 11. Ne2 Qc7 12. Nc3 e5 13. fxe5 Nxe5 14. Nxe5 dxe5 15. Bg5 Qd6 16. Qd2 Bc6 17. Rad1 b5 18. g4 Ne8 19. Qe3 Nc7 20. Rf2 Ne6 21. Bf6 Bxf6 22. Rxf6 Qe7 23. Rdf1 Rc7 24. g5 Ng7 25. h4 Nh5 26. R6f2 Bd7 27. Bf3 Ng7 28. Rh2 f5 29. exf5 Nxf5 30. Bd5+ Kg7 31. Qe4 Nd6 32. Rxf8 Nxe4 33. Rg8# 1-0

[Event "Fortaleza zt CE"]
[Site "Fortaleza"]
[Date "2018.10.13"]
[Round "3.10"]
[White "Vacis, Gabriel Nunes"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1261"]
[BlackElo "1769"]
[PlyCount "100"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bc4 Bc5 4. 0-0 Nf6 5. d3 h6 6. h3 0-0 7. Be3 Bb6 8. Nbd2 d6 9. c3 Be6 10. Re1 Bxe3 11. Rxe3 Ne7 12. Nh4 c6 13. Bb3 Bxb3 14. Qxb3 Qb6 15. Qxb6 axb6 16. Nc4 Rfd8 17. Nxb6 Ra6 18. Nc4 b5 19. Nd2 c5 20. a3 Rc8 21. Ree1 Rca8 22. Nhf3 Nc6 23. Ra2 Kf8 24. Kf1 Nd7 25. Nh4 g6 26. Rea1 Nb6 27. Nb1 b4 28. cxb4 cxb4 29. b3 Nd4 30. Nd2 Rxa3 31. Rxa3 Rxa3 32. Rb1 Ke7 33. Nhf3 Nxf3 34. Nxf3 Nd7 35. Ne1 Nc5 36. Nc2 Rxb3 37. Rxb3 Nxb3 38. Nxb4 Nd4 39. Nd5+ Kd7 40. Nb4 Kc7 41. Ke1 Ne6 42. Kd2 Nf4 43. Nd5+ Nxd5 44. exd5 Kb6 45. Ke3 Kc5 46. g4 Kxd5 47. f3 f5 48. gxf5 gxf5 49. f4 Kc5 50. fxe5 dxe5 0-1

[Event "Fortaleza zt CE"]
[Site "Fortaleza"]
[Date "2018.10.12"]
[Round "2.7"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Rocancourt Moreira, Mauricio"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1769"]
[BlackElo "1789"]
[PlyCount "46"]
[EventDate "2018.10.12"]
[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 c5 3. d5 b5 4. b3 g6 5. Bb2 Bg7 6. e3 bxc4 7. bxc4 d6 8. Nd2 0-0 9. Ngf3 Nbd7 10. Bd3 Rb8 11. Qc2 Rxb2 12. Qxb2 Nxd5 13. Qb1 Nb4 14. Ke2 Bxa1 15. Qxa1 Nxd3 16. Kxd3 Nb6 17. Kc2 d5 18. Rd1 Bf5+ 19. e4 dxe4 20. Nxe4 Bxe4+ 21. Kc3 Qc7 22. h3 Bxf3 23. gxf3 Qf4 0-1

[Event "Fortaleza zt CE"]
[Site "Fortaleza"]
[Date "2018.10.12"]
[Round "1.10"]
[White "Da Silva, Samuel Ramon"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "1769"]
[PlyCount "135"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. Bd2 a6 7. Qe2 0-0 8. h3 d6 9. a3 Nd4 10. Nxd4 Bxd4 11. Qf3 b5 12. Bb3 c6 13. g4 g5 14. Qg3 Nh7 15. h4 Kg7 16. hxg5 Nxg5 17. Rxh6 Bxg4 18. Qxg4 Kxh6 19. Ke2 Qf6 20. Rh1+ Kg7 21. Qxg5+ Qxg5 22. Bxg5 Rh8 23. Rxh8 Rxh8 24. Be7 Bc5 25. a4 f6 26. axb5 axb5 27. Bd5 cxd5 28. Nxd5 Rh2 29. Bxf6+ Kg6 30. Be7 Rxf2+ 31. Kd1 Kf7 32. Bd8 Ke8 33. Ba5 Kd7 34. b4 Ba7 35. Nc7 Kc6 36. Nd5 Rh2 37. Ne7+ Kd7 38. Nd5 Rh8 39. Nf6+ Ke6 40. Nd5 Bb8 41. Nc3 Rh1+ 42. Kd2 Rh2+ 43. Kc1 Rh4 44. Nxb5 d5 45. Nc3 dxe4 46. Nxe4 Ba7 47. b5 Be3+ 48. Kb2 Kd7 49. b6 Kc6 50. c4 Bxb6 51. Bxb6 Kxb6 52. c5+ Kc6 53. Kc3 Kb5 54. Kb3 Rh3 55. Kc3 Re3 56. Kd2 Rxe4 57. dxe4 Kxc5 58. Kd3 Kb4 59. Ke3 Kc4 60. Kf3 Kd3 61. Kf2 Kd4 62. Kf3 Kd3 63. Kf2 Kxe4 64. Ke2 Kd4 65. Kd2 e4 66. Ke2 e3 67. Ke1 Kd3 68. Kd1 1/2-1/2

[Event "Luiz Rego Memorial 6th"]
[Site "Teresina"]
[Date "2018.08.05"]
[Round "5"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Damous, Felipe Soares"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1780"]
[BlackElo "2126"]
[PlyCount "26"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. d3 Bg7 5. Bg2 Nc6 6. f4 Nf6 7. Nf3 0-0 8. d4 cxd4 9. Nxd4 Nxe4 10. Nxc6 Nxc3 11. Qf3 bxc6 12. Qxc6 Rb8 13. bxc3 Bb7 0-1

[Event "Luiz Rego Memorial 6th"]
[Site "Teresina"]
[Date "2018.08.03"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Mello Sales, Caio de"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1780"]
[BlackElo "2029"]
[PlyCount "84"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 d6 4. Bg2 g6 5. f4 Bg7 6. d3 e6 7. Nf3 Nge7 8. Be3 0-0 9. 0-0 b6 10. d4 Ba6 11. Re1 Na5 12. b3 Rc8 13. Ne2 d5 14. e5 Nf5 15. Bf2 Nc6 16. g4 Bxe2 17. Rxe2 Nfxd4 18. Nxd4 Nxd4 19. Bxd4 cxd4 20. Qxd4 Qc7 21. Rc1 Qc3 22. Qd2 Bh6 23. g5 Bg7 24. Rd1 h6 25. Qxc3 Rxc3 26. h4 hxg5 27. hxg5 Rfc8 28. Rdd2 Bf8 29. Kh1 Ba3 30. Rf2 Kg7 31. Bf1 Bc5 32. Bd3 Bxf2 33. Rxf2 Rh8+ 34. Kg2 Rh7 35. Kf3 Rc8 36. Ke3 Kf8 37. Rd2 Ke7 38. Bb5 Rh3+ 39. Ke2 Rch8 40. Rd4 Rh2+ 41. Kd1 Rf2 42. Kc1 Rh4 0-1

[Event "Luiz Rego Memorial 6th"]
[Site "Teresina"]
[Date "2018.08.03"]
[Round "1"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Silva, Ronnyel Carlos Cunh"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1780"]
[PlyCount "77"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bd7 5. d4 exd4 6. Nxd4 Nxd4 7. Bxd7+ Qxd7 8. Qxd4 Nf6 9. e5 c5 10. Qf4 Nd5 11. Qe4 Qe6 12. Re1 0-0-0 13. exd6 Qxe4 14. Rxe4 Bxd6 15. Bd2 Nf6 16. Re2 Rhe8 17. Kf1 Rxe2 18. Kxe2 Re8+ 19. Kf3 Ne4 20. Be3 h6 21. Nd2 f5 22. Nxe4 Rxe4 23. Rd1 Kc7 24. Rd5 Re5 25. Rxe5 Bxe5 26. Bxc5 Bxb2 27. Kf4 g6 28. Bf8 Bc1+ 29. Ke5 Bg5 30. f4 Bd8 31. Bxh6 Kd7 32. Bg5 Bxg5 33. fxg5 Ke7 34. g4 b5 35. Kd5 Kd7 36. Kc5 a6 37. Kb6 Kd6 38. Kxa6 Kc5 39. h3 1-0

[Event "BRA-ch Universities"]
[Site "Vitoria"]
[Date "2018.06.09"]
[Round "6"]
[White "Cardoso, Max Wesley Santos"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1853"]
[BlackElo "1820"]
[PlyCount "114"]
[EventDate "2018.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 0-0 6. e3 b6 7. Rc1 h6 8. Bxf6 Bxf6 9. Bd3 Bb7 10. 0-0 Nd7 11. cxd5 exd5 12. Nb5 c5 13. Nd6 Bc6 14. b3 Be7 15. Nf5 Nf6 16. Qc2 Rc8 17. Nxe7+ Qxe7 18. dxc5 bxc5 19. Qxc5 Qxc5 20. Rxc5 Ne4 21. Rc2 Bd7 22. Rfc1 Rxc2 23. Rxc2 Rc8 24. Rxc8+ Bxc8 25. Bxe4 dxe4 26. Nd4 Bd7 27. Kf1 Kf8 28. Ke1 Ke7 29. Kd2 Kd6 30. Ne2 g5 31. a4 a6 32. Kc3 Ke5 33. Nd4 a5 34. Nc2 f5 35. g3 Kd5 36. Na3 Ke5 37. Nc4+ Kf6 38. Nxa5 f4 39. Kd4 Kf5 40. Nc4 fxg3 41. fxg3 Bc6 42. b4 Kg4 43. b5 Kh3 44. Nd6 Bd7 45. Kxe4 Kxh2 46. Kf3 g4+ 47. Kf4 h5 48. a5 h4 49. a6 hxg3 50. a7 g2 51. a8Q g1Q 52. Qh8+ Kg2 53. b6 Qf2+ 54. Ke4 Bc6+ 55. Kd3 Qf1+ 56. Kd2 Qf2+ 57. Kd3 Qf1+ 1/2-1/2

[Event "BRA-ch Universities"]
[Site "Vitoria"]
[Date "2018.06.08"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Dos Santos, Arthur De J Pereira"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1820"]
[PlyCount "111"]
[EventDate "2018.06.06"]
[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 d5 2. exd5 Nf6 3. d4 Nxd5 4. Nf3 Bf5 5. c4 Nf6 6. Bd3 Bxd3 7. Qxd3 e6 8. 0-0 Be7 9. Nc3 0-0 10. Ng5 h6 11. Nge4 Nbd7 12. Rd1 c5 13. dxc5 Nxc5 14. Qf3 Qc7 15. Bf4 Qc6 16. Nxf6+ Bxf6 17. Qxc6 bxc6 18. Bd6 Nb7 19. Bxf8 Rxf8 20. Rac1 Bg5 21. Rc2 Ra8 22. Ne4 Bd8 23. Rd7 Rb8 24. b4 c5 25. a3 a5 26. b5 f5 27. Nd6 Nxd6 28. Rxd6 Bf6 29. Rxe6 Rd8 30. g3 Rd1+ 31. Kg2 Ra1 32. Re3 Rb1 33. Rd3 Bd4 34. Rcd2 a4 35. Kf3 g5 36. Ke2 g4 37. Rxd4 cxd4 38. Rxd4 Rb3 39. Rd3 h5 40. Rxb3 axb3 41. Kd2 b2 42. Kc2 Kf7 43. b6 Ke6 44. b7 Ke5 45. b8Q+ Kd4 46. Qxb2+ Kxc4 47. a4 Kd5 48. a5 Ke4 49. a6 Kf3 50. a7 Kg2 51. Kd3 Kh3 52. Qe2 f4 53. Qf1+ Kxh2 54. gxf4 h4 55. a8Q g3 56. Qfg2# 1-0

[Event "BRA-ch Universities"]
[Site "Vitoria"]
[Date "2018.06.08"]
[Round "5"]
[White "Frankental, David"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "1913"]
[BlackElo "1820"]
[PlyCount "107"]
[EventDate "2018.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Nc6 5. Bg2 dxc4 6. 0-0 Rb8 7. Re1 Bb4 8. Nc3 0-0 9. Bf4 Ba5 10. e4 Nh5 11. Kh1 Bb6 12. d5 exd5 13. exd5 Nxf4 14. gxf4 Ne7 15. Qe2 Nxd5 16. Rad1 Nxc3 17. bxc3 Qf6 18. Qxc4 Be6 19. Qe2 Qxf4 20. Nd4 Qf6 21. Nxe6 Qxe6 22. Qxe6 fxe6 23. Rxe6 Rxf2 24. Re7 Kf8 25. Ree1 Re8 26. Rf1 Ree2 27. Bxb7 Rxf1+ 28. Rxf1+ Ke7 29. Bd5 Rd2 30. Bb3 Kd6 31. Rf3 Ke5 32. Rf7 Rb2 33. h3 Rb1+ 34. Kh2 Rg1 35. Rxc7 Bxc7 36. Kxg1 Kf4 37. Kf2 h5 38. Ke2 g5 39. Bf7 Kg3 40. Bxh5 Kxh3 41. Kf3 Kh4 42. Bg4 Bb6 43. a4 a5 44. c4 Bc5 45. Bf5 Kh5 46. Ke4 g4 47. Kd5 g3 48. Be4 Be3 49. c5 Bf4 50. Kc6 Kg5 51. Kb7 Kf6 52. c6 Ke7 53. c7 Bxc7 54. Kxc7 1-0

[Event "BRA-ch Universities"]
[Site "Vitoria"]
[Date "2018.06.07"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Santos, Matheus Silva"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1820"]
[PlyCount "135"]
[EventDate "2018.06.06"]
[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 Nc6 3. g3 Nf6 4. Bg2 e6 5. f4 d6 6. d3 Be7 7. Nf3 Rb8 8. d4 d5 9. exd5 exd5 10. Be3 Ne4 11. Nxe4 dxe4 12. Ne5 cxd4 13. Nxc6 bxc6 14. Qxd4 Qxd4 15. Bxd4 0-0 16. b3 f5 17. Bxa7 Bf6 18. Bxb8 Bxa1 19. Bf1 Bc3+ 20. Kf2 Be6 21. Be5 Bxe5 22. fxe5 g5 23. Bg2 Bd5 24. c4 e3+ 25. Kf1 Bxg2+ 26. Kxg2 Kf7 27. Re1 f4 28. gxf4 gxf4 29. Kf3 Ke6 30. Ke4 c5 31. a4 f3 32. Kxe3 Kxe5 33. Kf2+ Kd4 34. Re3 h5 35. Rxf3 Re8 36. Kg3 Ke4 37. Rf7 Rb8 38. Rf4+ Ke5 39. Rf3 Ke4 40. h4 Rg8+ 41. Kf2 Rg4 42. Rh3 Rf4+ 43. Ke2 Rg4 44. Re3+ Kf5 45. Rd3 Rxh4 46. Rd5+ Kf4 47. Rxc5 Rh2+ 48. Kd3 Rh3+ 49. Kc2 h4 50. Rc8 Rh2+ 51. Kc3 h3 52. Rg8 Rh1 53. Kb4 Rb1 54. Rh8 Kg3 55. a5 h2 56. a6 Kg2 57. Ka5 h1Q 58. Rxh1 Rxh1 59. a7 Rh8 60. c5 Kf3 61. Kb6 Ke4 62. c6 Kd5 63. c7 Kd6 64. Kb7 Rh7 65. a8Q Rxc7+ 66. Kb8 Rc6 67. Qa3+ Kd7 68. Qa4 1-0

[Event "BRA-ch Universities"]
[Site "Vitoria"]
[Date "2018.06.07"]
[Round "3"]
[White "Noguerol, Alvaro Vinueza"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1758"]
[BlackElo "1820"]
[PlyCount "41"]
[EventDate "2018.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nc3 Nf6 4. Nf3 a6 5. Bg5 Be7 6. e3 0-0 7. cxd5 Nxd5 8. Bxe7 Nxc3 9. Bxd8 Nxd1 10. Bxc7 Nxb2 11. a4 Bd7 12. Ne5 Bxa4 13. Rb1 f6 14. Rxb2 fxe5 15. Rxb7 Bb5 16. Bxe5 Nd7 17. Bxb5 axb5 18. Rxd7 Ra1+ 19. Ke2 Rxh1 20. Rxg7+ Kh8 21. Rg6+ 1-0

[Event "BRA-ch Universities"]
[Site "Vitoria"]
[Date "2018.06.06"]
[Round "1"]
[White "Rocha, Vitor Firmo de Souz"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2213"]
[BlackElo "1820"]
[PlyCount "41"]
[EventDate "2018.06.06"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Qf6 5. 0-0 Bc5 6. c3 Ne5 7. Nxe5 Qxe5 8. cxd4 Bxd4 9. Nd2 Qc5 10. Bxf7+ Kxf7 11. Nb3 Qd6 12. Nxd4 c5 13. Qb3+ Kf8 14. Nb5 Qb6 15. Bf4 d5 16. Bd6+ Kf7 17. Qxd5+ Be6 18. Qh5+ g6 19. Qf3+ Nf6 20. Be5 Bf5 21. Nd6+ 1-0

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.18"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Borensztajn, David"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1848"]
[PlyCount "120"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. f3 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. 0-0-0 Qc7 11. exd5 cxd5 12. Nxd5 Nxd5 13. Qxd5 Be6 14. Qc5 Qb7 15. Qb5 Qc7 16. Qa4 Qe5 17. Qd4 Qa5 18. Qc5 Qxa2 19. Qa3 Qxa3 20. bxa3 Rfc8 21. Bd4 Bh6+ 22. Rd2 Bf5 23. c3 Rab8 24. Kd1 Bxd2 25. Kxd2 Rb2+ 26. Ke3 Ra2 27. g4 Bd7 28. Ba6 Re8 29. Rd1 Rxa3 30. Bxa7 Bc6 31. Kf4 Rxa6 32. Bc5 e5+ 33. Kg3 e4 34. fxe4 Bxe4 35. Bd4 Ra3 36. Re1 Bc6 37. Rxe8+ Bxe8 38. Bf6 Bc6 39. Kf4 Ra4+ 40. Bd4 Ra5 41. h4 h5 42. Bb6 Rb5 43. Bd8 Bd7 44. gxh5 gxh5 45. Be7 Be6 46. Bg5 Kg7 47. Ke4 Kg6 48. Bd2 Rd5 49. Be1 f6 50. Bf2 Rd1 51. Bd4 Rh1 52. Bf2 Rf1 53. Bg3 Rg1 54. Bf2 Rg4+ 55. Kd3 Kf5 56. Ke3 Ke5 57. Kd3 Bc4+ 58. Kd2 Ke4 59. Kc2 Rg2 60. Kd1 Rh2 0-1

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.18"]
[Round "5"]
[White "Vieira, Pablo Costa"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "C36"]
[WhiteElo "1977"]
[PlyCount "32"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bc4 Qe7+ 6. Qe2 Qxe2+ 7. Kxe2 Bd6 8. Re1 0-0 9. Kf1 c6 10. Nc3 Bd7 11. d4 Nxd5 12. Nxd5 cxd5 13. Bxd5 Bc6 14. Bb3 Nd7 15. Ne5 Bxe5 16. dxe5 Bb5+ 0-1

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.17"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Gomes, Carlos"]
[Result "1/2-1/2"]
[ECO "B80"]
[BlackElo "1665"]
[PlyCount "127"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. a4 b6 8. g3 Bb7 9. Bg2 Qc7 10. 0-0 Nbd7 11. Nb3 Nc5 12. Nxc5 dxc5 13. f4 Rd8 14. Qe2 Be7 15. Rfd1 0-0 16. g4 Rxd1+ 17. Rxd1 Rd8 18. g5 Rxd1+ 19. Qxd1 Ne8 20. Qg4 Kh8 21. f5 exf5 22. exf5 Bd6 23. Bxb7 Qxb7 24. Qe4 Qd7 25. Qd5 Qe7 26. Bd2 Kg8 27. g6 hxg6 28. fxg6 Qe6 29. gxf7+ Qxf7 30. Qxf7+ Kxf7 31. Nd5 b5 32. axb5 axb5 33. Be3 Ke6 34. Nc3 Nc7 35. Ne4 Na6 36. Nxd6 Kxd6 37. Kf2 Nb4 38. Kf3 Nxc2 39. Bd2 Nd4+ 40. Ke4 b4 41. Bxb4 g6 42. Bc3 Ne2 43. Be5+ Ke6 44. Bg3 Nc1 45. Bf4 Nb3 46. Kd3 Kd5 47. Be3 c4+ 48. Kc3 Na5 49. Bd2 Nc6 50. b4 cxb3 51. Kxb3 Nd4+ 52. Kc3 Nf3 53. Bf4 Ke4 54. Bg3 g5 55. Bc7 Ke3 56. Kc2 Ke2 57. Kc3 g4 58. Kc4 Kf2 59. Kd3 Kg2 60. Ke3 Nxh2 61. Bf4 Kh3 62. Bb8 Kg2 63. Kf4 Kf2 64. Kg5 1/2-1/2

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.17"]
[Round "3"]
[White "Da Silva Miguel, Lucas Ramonn"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1837"]
[PlyCount "89"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. d3 Bg7 6. e4 d6 7. Nc3 0-0 8. h3 Nbd7 9. Be3 e6 10. Ne2 c5 11. c3 h6 12. Qd2 Kh7 13. Nh2 d5 14. e5 Nxe5 15. f4 Ned7 16. g4 Rb8 17. Ng3 Ng8 18. d4 f5 19. g5 Ne7 20. Nf3 Nc8 21. h4 h5 22. Qe2 Ba6 23. Qxa6 Nd6 24. Qe2 Rh8 25. Ne5 cxd4 26. cxd4 Nxe5 27. fxe5 Ne4 28. Bxe4 dxe4 29. Qc4 Qd7 30. Ne2 b5 31. Qb3 Rb6 32. Rac1 Rc8 33. Rxc8 Qxc8 34. Rc1 Qe8 35. Rc7 Qb8 36. Qc2 b4 37. Rc8 Qb7 38. Qc7 Qxc7 39. Rxc7 a5 40. d5 Ra6 41. d6 Ra8 42. Nf4 Kg8 43. Bd4 Rd8 44. Nxe6 e3 45. Rxg7+ 1-0

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.16"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Jordao Barbosa, Marcio Ferre"]
[Result "0-1"]
[ECO "C60"]
[BlackElo "2050"]
[PlyCount "100"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Nc6 7. Bxc6 dxc6 8. Qxd8+ Kxd8 9. Bf4 Bd6 10. e5 Bc5 11. Nc3 Bf5 12. 0-0-0+ Ke8 13. f3 Rd8 14. Rxd8+ Kxd8 15. Rd1+ Kc8 16. Ne4 Bxe4 17. fxe4 Rd8 18. Rf1 Rd7 19. c3 Kd8 20. Rd1 Ke7 21. Rxd7+ Kxd7 22. h4 h5 23. Kd2 Ke6 24. Ke2 Be7 25. g3 c5 26. Kd3 c6 27. b3 Bd8 28. Kc4 b6 29. b4 cxb4 30. Kxb4 Bc7 31. a4 Bxe5 32. a5 Bxf4 33. gxf4 bxa5+ 34. Kxa5 f5 35. exf5+ Kxf5 36. Ka6 Kxf4 37. Kxa7 g5 38. hxg5 Kxg5 39. Kb6 h4 40. Kxc6 h3 41. Kc7 h2 42. c4 h1Q 43. c5 Qh7+ 44. Kb6 Qg8 45. c6 Qc8 46. c7 Kf5 47. Kc6 Ke5 48. Kb6 Kd6 49. Ka7 Qxc7+ 50. Ka8 Qd7 0-1

[Event "Joao Pessoa Fischer Memorial 9th"]
[Site "Joao Pessoa"]
[Date "2018.03.16"]
[Round "1"]
[White "Franca Pessoa, Amilcar Celio"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "1884"]
[PlyCount "72"]
[EventDate "2018.03.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Be7 5. Nf3 0-0 6. Bd3 c5 7. dxc5 Bxc5 8. 0-0 h6 9. Qc2 Nc6 10. a3 d4 11. exd4 Nxd4 12. Nxd4 Bxd4 13. Rd1 Qb6 14. Na4 Qc7 15. Bh7+ Nxh7 16. Rxd4 b5 17. Nc3 bxc4 18. Ne2 Ba6 19. Be3 Rac8 20. Rc1 e5 21. Rd5 Rfd8 22. Rc5 Qe7 23. Ra5 Qd6 24. Nc3 Nf6 25. Nb5 Bxb5 26. Rxb5 Ng4 27. h3 Nxe3 28. fxe3 Qd3 29. Qf2 c3 30. Rb7 f6 31. Rxc3 Rxc3 32. bxc3 Qxc3 33. Rxa7 Qc5 34. Qa2+ Kh8 35. Kf2 Qxa7 36. a4 Ra8 0-1

[Event "Fortaleza Schoonenborch U1900 5th"]
[Site "Fortaleza"]
[Date "2018.01.28"]
[Round "5.12"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Lopes, Ivanildo De Oliveir"]
[Result "1-0"]
[ECO "C43"]
[PlyCount "41"]
[EventDate "2018.01.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. d4 d5 5. Bd3 Ng5 6. 0-0 g6 7. Re1 Ne6 8. Qf3 f5 9. Bxf5 Qd6 10. Nf7 Qb6 11. Nxh8 Be7 12. Nxg6 hxg6 13. Bxg6+ Kd7 14. Qxd5+ Qd6 15. Qxd6+ cxd6 16. Bf5 Kc7 17. Bxe6 Nc6 18. Bxc8 Rxc8 19. c3 Rf8 20. Nd2 Na5 21. Rxe7+ 1-0

[Event "Fortaleza Schoonenborch U1900 5th"]
[Site "Fortaleza"]
[Date "2018.01.28"]
[Round "6.10"]
[White "De Sousa, Daniel Paiva"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "123"]
[EventDate "2018.01.26"]
[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. b5 Nf6 4. e3 Be7 5. Nf3 Nbd7 6. Bc4 0-0 7. a4 Nb6 8. Bb3 Be6 9. Nc3 Bxb3 10. cxb3 a6 11. Rc1 axb5 12. Nxb5 c6 13. Nc3 Nbd5 14. 0-0 Nb4 15. Qe2 e4 16. Ne1 d5 17. f3 exf3 18. Qxf3 Bd6 19. Ne2 Ne4 20. Rd1 Qc7 21. Nf4 Na6 22. d3 Ng5 23. Qg4 Bxf4 24. exf4 Qb6+ 25. Rf2 Qxb3 26. Qxg5 f6 27. Qg4 Rae8 28. g3 Nc5 29. Bd4 Qb4 30. Nc2 Qa5 31. Bxc5 Qxc5 32. Kg2 Re7 33. f5 Rfe8 34. Qb4 Qa7 35. Re1 Rxe1 36. Nxe1 c5 37. Qc3 d4 38. Qc4+ Kf8 39. Nf3 b6 40. Nd2 Qb7+ 41. Ne4 Re5 42. g4 Rxe4 43. dxe4 Qxe4+ 44. Kg3 Qe3+ 45. Rf3 Qe5+ 46. Kg2 Qe4 47. h3 h5 48. gxh5 Qh4 49. h6 Qxh6 50. Qd3 Ke7 51. Qe2+ Kd6 52. Qe6+ Kc7 53. Qf7+ Kb8 54. Qg6 Qd2+ 55. Rf2 Qb4 56. Qxg7 Qxa4 57. Qxf6 d3 58. Qd8+ Ka7 59. Qxd3 Qc6+ 60. Qf3 Qa4 61. f6 Qe8 62. Ra2+ 1-0

[Event "Fortaleza Schoonenborch U1900 5th"]
[Site "Fortaleza"]
[Date "2018.01.27"]
[Round "3.13"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "De Meneses, Luiz Claudio Maia"]
[Result "0-1"]
[ECO "B80"]
[BlackElo "1631"]
[PlyCount "78"]
[EventDate "2018.01.26"]
[EventType "swiss"]
[EventRounds "6"]
[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. Be3 e6 7. g3 b5 8. Bg2 Bb7 9. b4 Be7 10. 0-0 Qc7 11. Bd2 Nbd7 12. a4 Qc4 13. e5 Bxg2 14. Kxg2 Nxe5 15. Nde2 Qc6+ 16. f3 bxa4 17. Rxa4 Nc4 18. b5 axb5 19. Nd4 Qb7 20. Rxa8+ Qxa8 21. Ncxb5 0-0 22. Qe2 Rc8 23. Bc1 Qb7 24. c3 d5 25. Bf4 Ne8 26. Rb1 Qa6 27. Qe1 Ra8 28. Nc7 Nxc7 29. Bxc7 Bd6 30. Nxe6 Re8 31. Ra1 Qc8 32. Ra6 Rxe6 33. Qa1 Bxc7 34. Ra8 Bb8 35. Qa7 Rb6 36. Qe7 Rb2+ 37. Kg1 Nb6 38. Ra6 h6 39. Ra1 Qh3 0-1

[Event "Fortaleza Schoonenborch U1900 5th"]
[Site "Fortaleza"]
[Date "2018.01.26"]
[Round "2.13"]
[White "De Lima, Joao Evangelista"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "1583"]
[PlyCount "63"]
[EventDate "2018.01.26"]
[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. d4 d5 3. Bg5 e6 4. e3 Be7 5. Bd3 0-0 6. 0-0 b6 7. c4 h6 8. Bh4 Bb7 9. Nc3 Nbd7 10. Re1 c5 11. cxd5 Nxd5 12. Bxe7 Qxe7 13. Nxd5 exd5 14. b3 Rfe8 15. Rc1 Rac8 16. Rc3 cxd4 17. Rxc8 Rxc8 18. exd4 Qd6 19. h3 Kf8 20. Bb5 g6 21. Bxd7 Qxd7 22. Ne5 Qf5 23. Re3 Qc2 24. Qf3 Rc7 25. Qg3 Qb1+ 26. Kh2 Re7 27. Qh4 h5 28. Rf3 Bc8 29. Qf6 Rc7 30. Nxg6+ Qxg6 31. Qxg6 Be6 32. Qxe6 1-0

[Event "Fortaleza Schoonenborch U1900 5th"]
[Site "Fortaleza"]
[Date "2018.01.25"]
[Round "1.10"]
[White "Silva, Caio Marques"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1659"]
[PlyCount "103"]
[EventDate "2018.01.26"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. d3 h6 6. Nf3 d6 7. a3 a6 8. 0-0 0-0 9. b4 Ba7 10. Qb3 Nd4 11. Qb2 c6 12. a4 Bd7 13. e3 Nxf3+ 14. Bxf3 Qc7 15. b5 Bc5 16. Rd1 Bg4 17. Bxg4 Nxg4 18. d4 exd4 19. exd4 Bb6 20. Qa3 axb5 21. cxb5 cxb5 22. Nxb5 Qc2 23. Qf3 h5 24. Rd2 Qc6 25. Qxc6 bxc6 26. Nxd6 Rfd8 27. Nf5 Kh7 28. h3 Nf6 29. Bb2 Rd7 30. Rc2 Ra5 31. Rxc6 Rxf5 32. Rxb6 Ne4 33. a5 Ra7 34. a6 Nxf2 35. d5 Nxh3+ 36. Kg2 Rxd5 37. Kxh3 Rdd7 38. Bc3 f6 39. Rab1 Rd8 40. Re6 Kg6 41. Rbb6 Kg5 42. Rbd6 Rad7 43. Rc6 Rh8 44. Be1 h4 45. Bf2 hxg3+ 46. Kxg3 Rd3+ 47. Kg2 Ra3 48. Re2 Kf4 49. a7 Ra8 50. Rc7 g5 51. Rb7 f5 52. Rb4# 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.22"]
[Round "6"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Lins, Gustavo Ferreira"]
[Result "1-0"]
[ECO "B41"]
[BlackElo "1650"]
[PlyCount "91"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. a4 g6 6. Be3 Bg7 7. Be2 Nf6 8. Nc3 0-0 9. 0-0 Nc6 10. Nxc6 bxc6 11. e5 Nd5 12. Nxd5 cxd5 13. f4 Bb7 14. a5 d6 15. Bd4 dxe5 16. fxe5 Qg5 17. h4 Qxh4 18. Qd2 Bh6 19. Be3 Bxe3+ 20. Qxe3 Qe4 21. Qxe4 dxe4 22. Rfd1 Rfd8 23. Rd6 Kf8 24. Rad1 Bd5 25. c4 Rxd6 26. exd6 Bc6 27. c5 Ke8 28. Kf2 Rb8 29. Rd2 f5 30. Bxa6 f4 31. Rc2 Ra8 32. Bc4 e5 33. a6 Kd7 34. b4 e3+ 35. Kf1 Rf8 36. b5 Ba8 37. b6 Kc6 38. Bd3 Kd5 39. b7 e4 40. Bxe4+ Kxe4 41. c6 Kd3 42. c7 f3 43. gxf3 Rxf3+ 44. Ke1 Rh3 45. Rc3+ Kd4 46. c8Q 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.22"]
[Round "7"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Okada, William Kenji"]
[Result "0-1"]
[ECO "B80"]
[BlackElo "1790"]
[PlyCount "104"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. g3 Be7 8. Bg2 0-0 9. 0-0 Nc6 10. Be3 Bd7 11. Nb3 Qc7 12. a5 Ne5 13. Bb6 Qc8 14. Bd4 Nc4 15. Na4 Bc6 16. Re1 Bd8 17. Bc3 e5 18. Bf1 b5 19. axb6 Nxb6 20. Nxb6 Bxb6 21. Bd3 Qe6 22. Qf3 d5 23. exd5 Bxd5 24. Qf5 Rfe8 25. Rxe5 Qxf5 26. Rxf5 Be6 27. Re5 Bxf2+ 28. Kg2 Bb6 29. Rxa6 Rxa6 30. Rxe6 Rxe6 31. Bxa6 Ng4 32. Bc8 Ne3+ 33. Kf3 Re8 34. Bd7 Rd8 35. Ba4 Nxc2 36. Nc5 Nd4+ 37. Bxd4 Rxd4 38. Nd7 Rxa4 39. Nxb6 Rb4 40. Nd5 Rxb2 41. h4 h5 42. Kf4 g6 43. g4 Rd2 44. Nf6+ Kg7 45. g5 Rf2+ 46. Ke4 Rf5 47. Ke3 Rxf6 48. gxf6+ Kxf6 49. Kf4 Ke6 50. Ke4 f5+ 51. Kf4 Kf6 52. Kf3 Ke5 0-1

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.21"]
[Round "4"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Dos Santos, Jefferson Felipe"]
[Result "1/2-1/2"]
[ECO "C03"]
[PlyCount "43"]
[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 e6 2. d4 d5 3. Nd2 Bb4 4. c3 Be7 5. Bd3 Nf6 6. Ngf3 dxe4 7. Nxe4 Nc6 8. 0-0 h6 9. Re1 Nxe4 10. Bxe4 Qd6 11. Ne5 Nxe5 12. dxe5 Qxd1 13. Rxd1 Rb8 14. Be3 b6 15. Rd2 0-0 16. Rad1 Ba6 17. Rd7 Rfd8 18. Bc6 Rxd7 19. Rxd7 Rd8 20. h3 Rxd7 21. Bxd7 Bd3 22. a3 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.21"]
[Round "5"]
[White "Souza, Anderson Teixeira"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "142"]
[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. Nc3 d5 3. Bf4 g6 4. Nb5 Na6 5. Be5 Bg7 6. e3 c6 7. Nc3 Nc7 8. Nf3 0-0 9. Qd2 Ne6 10. 0-0-0 Ne4 11. Nxe4 dxe4 12. Bxg7 Kxg7 13. Ne5 f6 14. Nc4 Qc7 15. f3 exf3 16. gxf3 Rd8 17. h4 Bd7 18. h5 Ng5 19. hxg6 hxg6 20. f4 Ne4 21. Qh2 Rh8 22. Qg2 Rxh1 23. Qxe4 e5 24. Qxh1 exf4 25. Qh2 g5 26. exf4 Rh8 27. Qg3 Rh4 28. Rd3 Rg4 29. Qe3 Rxf4 30. Qe7+ Kg6 31. Nd2 Qc8 32. Rf3 Rxf3 33. Nxf3 Bh3 34. Bd3+ Bf5 35. Bxf5+ Qxf5 36. Nd2 Qf2 37. Kd1 Qg1+ 38. Qe1 Qg4+ 39. Qe2 Qg1+ 40. Qf1 Qg4+ 41. Nf3 Qf4 42. Qd3+ f5 43. Ne5+ Kf6 44. Qf3 Qxd4+ 45. Nd3 g4 46. Qh1 Kg5 47. Qe1 c5 48. Qd2+ f4 49. c3 Qd6 50. b4 c4 51. Nxf4 Qxd2+ 52. Kxd2 Kxf4 53. Ke2 Kg3 54. Ke3 Kh2 55. Kd4 g3 56. Kxc4 g2 57. a4 g1Q 58. a5 Qg5 59. b5 a6 60. bxa6 Qxa5 61. axb7 Qc7+ 62. Kd3 Qxb7 63. c4 Qc6 64. Kd4 Kg3 65. c5 Kf4 66. Kc4 Ke4 67. Kb4 Kd4 68. Ka5 Qxc5+ 69. Ka6 Qb4 70. Ka7 Kc5 71. Ka6 Qb6# 0-1

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.20"]
[Round "2"]
[White "Da Costa, Roberto Rodrigues G"]
[Black "Ramos Junior, Silvio Augusto da S"]
[Result "1/2-1/2"]
[ECO "B90"]
[BlackElo "1792"]
[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. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. a4 Nc6 9. 0-0 Be6 10. Be3 d5 11. exd5 Nxd5 12. Nxd5 Bxd5 13. c4 Be6 14. Nc5 Bc8 15. Qxd8+ Bxd8 16. f4 0-0 17. Nd3 e4 18. Ne5 Nxe5 19. fxe5 Re8 20. Bd4 Bc7 21. Rad1 Bd7 22. b3 Bc6 23. c5 Bxe5 24. Bc4 Bxd4+ 25. Rxd4 Re7 26. Rfd1 g6 27. Bd5 Bxd5 28. Rxd5 Rc8 29. Kf2 f5 30. Ke3 Kf7 1/2-1/2

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.20"]
[Round "3"]
[White "Noguerol, Alvaro Vinueza"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1796"]
[PlyCount "117"]
[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 e5 2. Nc3 Bc5 3. Nf3 Nc6 4. g3 Nf6 5. Nxe5 Bxf2+ 6. Kxf2 Nxe5 7. e4 c5 8. d3 d6 9. Kg2 Nfg4 10. h3 Nf6 11. Be2 Bd7 12. Bf4 h6 13. Qd2 Qe7 14. Rad1 Ng6 15. Rhe1 Nxf4+ 16. gxf4 0-0-0 17. Bf3 Qf8 18. e5 Nh7 19. Ne4 dxe5 20. fxe5 Qe7 21. Nd6+ Kb8 22. Qf4 Qg5+ 23. Qg3 Qxg3+ 24. Kxg3 Ng5 25. Bxb7 Bxh3 26. Bd5 Rd7 27. b4 cxb4 28. Rb1 a5 29. a3 Be6 30. axb4 Bxd5 31. cxd5 a4 32. Ra1 Rxd6 33. exd6 Rd8 34. Rxa4 Rxd6 35. Ra5 Kc7 36. Rc5+ Kd7 37. Rec1 Rg6 38. Kf4 Nh3+ 39. Ke5 Rg5+ 40. Kd4 Nf4 41. Rc8 Ke7 42. R1c5 Rg4 43. R5c7+ Kd6 44. Rc6+ Ke7 45. d6+ Ke6 46. b5 Nd5+ 47. Kc5 Rg5 48. Kc4 Rg4+ 49. d4 Ne3+ 50. Kc5 Rg5+ 51. Kb6 Nd5+ 52. Kb7 Nb4 53. Re8+ Kf6 54. d7+ Nxc6 55. Kxc6 Rg1 56. d8Q+ Kg6 57. Re5 Kh7 58. Qd7 Kg6 59. Qf5# 1-0

[Event "BRA-ch U26"]
[Site "Goiania"]
[Date "2017.10.19"]
[Round "1"]
[White "Dias da Fonseca, Petrus Fay"]
[Black "Da Costa, Roberto Rodrigues G"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1881"]
[PlyCount "83"]
[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. Bc4 Nc6 3. Nf3 Bc5 4. Nc3 Nf6 5. d3 h6 6. 0-0 0-0 7. Na4 Be7 8. Be3 a6 9. Bb3 d6 10. h3 Be6 11. Bxe6 fxe6 12. Re1 Qe8 13. Nc3 Nh5 14. d4 Qg6 15. d5 Nb4 16. a3 Rxf3 17. Qxf3 Nxc2 18. dxe6 Nxe1 19. Rxe1 c6 20. Qf5 Qxf5 21. exf5 Nf6 22. Bb6 Rc8 23. g4 Nd5 24. Be3 b5 25. Nxd5 cxd5 26. Rc1 Rxc1+ 27. Bxc1 g5 28. Kg2 Kg7 29. Bd2 h5 30. h4 gxh4 31. g5 d4 32. Kh3 d3 33. Kxh4 d5 34. Kxh5 e4 35. Bc3+ Kg8 36. f6 Bc5 37. e7 Bxe7 38. fxe7 Kf7 39. Kg4 Kxe7 40. Kf5 d4 41. Bb4+ Kf7 42. Kxe4 1-0

