[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.27"]
[Round "8"]
[White "Sarmento, Flora Ferreira"]
[Black "Dias, Guilherme Augusto B"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1747"]
[BlackElo "1647"]
[PlyCount "75"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. f4 d5 3. Nc3 dxe4 4. Nxe4 Qc7 5. g3 b6 6. Bg2 Bb7 7. Qf3 Nc6 8. Ne2 e6 9. c3 Be7 10. d4 cxd4 11. Nxd4 Nxd4 12. cxd4 Bxe4 13. Qxe4 Rd8 14. Qc6+ Qxc6 15. Bxc6+ Kf8 16. Be3 Bf6 17. Rd1 Ne7 18. Bg2 Nf5 19. Bf2 Ke7 20. d5 Rd6 21. h4 h5 22. b3 Rhd8 23. Be4 Nh6 24. Bf3 g6 25. a4 exd5 26. Kd2 Nf5 27. g4 Nd4 28. Bxd4 Bxd4 29. gxh5 gxh5 30. Bxh5 Rh8 31. Bg4 Rg6 32. Bf3 Kd6 33. Kc2 Rc8+ 34. Kb1 Rg3 35. Rhf1 Rc3 36. Rxd4 Rcxf3 37. Rxf3 Rxf3 38. Kc2 1/2-1/2

[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.26"]
[Round "7"]
[White "Dias, Guilherme Augusto B"]
[Black "Nogueira, Adnilton Correia De"]
[Result "0-1"]
[ECO "D50"]
[WhiteElo "1647"]
[BlackElo "1767"]
[PlyCount "68"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Bb4 5. cxd5 Bxc3+ 6. bxc3 exd5 7. Nf3 0-0 8. e3 Bg4 9. h3 Bh5 10. Be2 h6 11. Bh4 Qd6 12. Bg3 Qa3 13. Qc2 Ne4 14. Bxc7 Rc8 15. Nd2 Bg6 16. Bxb8 Rxc3 17. Nb1 Qc1+ 18. Qxc1 Rxc1+ 19. Bd1 Rxb8 20. 0-0 Nd2 21. Nxd2 Rxa1 22. Bb3 Rxf1+ 23. Kxf1 Rd8 24. Nb1 Bxb1 25. Ke2 b5 26. a4 b4 27. Kd2 Kf8 28. g4 Ke7 29. f4 Kd6 30. h4 Be4 31. Ke2 Rc8 32. f5 Rc3 33. Bd1 Ra3 34. Kf2 b3 0-1

[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.25"]
[Round "5"]
[White "Dias, Guilherme Augusto B"]
[Black "Higino Junior, Eduardo"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1647"]
[BlackElo "1732"]
[PlyCount "74"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 d6 2. Nf3 g6 3. g3 Nd7 4. Bg2 Bg7 5. b3 c6 6. 0-0 Qc7 7. Bb2 e5 8. c4 Ne7 9. Nc3 0-0 10. e4 h6 11. Qc2 a6 12. Ne2 f5 13. exf5 gxf5 14. Nh4 Nf6 15. Bh3 Ng4 16. Bxg4 fxg4 17. dxe5 dxe5 18. Rad1 Nf5 19. Ng2 c5 20. f4 Nd4 21. Nxd4 exd4 22. Ne1 b6 23. Nd3 Bb7 24. Rde1 Qc6 25. Re2 Qh1+ 26. Kf2 Qxh2+ 27. Ke1 Qxg3+ 28. Kd1 Bf3 29. Kc1 Bxe2 30. Qxe2 Rae8 31. Qd1 Qe3+ 32. Kb1 Qe2 33. Qxe2 Rxe2 34. f5 g3 35. Nc1 Rf2 36. Rg1 g2 37. Nd3 Rf1+ 0-1

[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.25"]
[Round "6"]
[White "Sarmento, Gael Ferreira"]
[Black "Dias, Guilherme Augusto B"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1800"]
[BlackElo "1647"]
[PlyCount "34"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. Nf3 e6 3. Bd3 Nc6 4. 0-0 Nf6 5. Nc3 a6 6. Be2 Qc7 7. d3 Bd6 8. Bg5 Ng4 9. h3 Nge5 10. Nxe5 Nxe5 11. Bf4 Nf3+ 12. gxf3 Bxf4 13. Na4 d6 14. Nc3 Qd7 15. a4 e5 16. Ra3 Qxh3 17. Rb3 Qh2# 0-1

[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.24"]
[Round "4"]
[White "Laba, Otavio De Souza"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1879"]
[BlackElo "1647"]
[PlyCount "73"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 Nf6 2. c4 g6 3. h4 d6 4. Nc3 b6 5. e4 Bb7 6. d5 Qd7 7. Be2 Bg7 8. g4 h5 9. gxh5 Nxh5 10. Nh3 e5 11. Bg4 Qe7 12. Qa4+ Nd7 13. Bg5 Bf6 14. 0-0-0 Kd8 15. Bxh5 Rxh5 16. Ne2 Nc5 17. Qc2 Bc8 18. Bxf6 Qxf6 19. Ng5 Qxf2 20. Rdf1 Qe3+ 21. Kb1 f5 22. Rh3 Qxg5 23. hxg5 Rxh3 24. exf5 Bxf5 25. Rxf5 gxf5 26. Qxf5 Rh1+ 27. Kc2 Nd7 28. g6 Kc8 29. g7 Rh4 30. g8Q+ Kb7 31. Qxa8+ Kxa8 32. Qxd7 Rxc4+ 33. Kd3 Rd4+ 34. Nxd4 e4+ 35. Kc4 a6 36. Qc8+ Ka7 37. Nc6# 1-0

[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.23"]
[Round "2"]
[White "Dias, Guilherme Augusto B"]
[Black "Dos Santos, Thiago L Verbicario"]
[Result "0-1"]
[ECO "D51"]
[WhiteElo "1647"]
[BlackElo "1909"]
[PlyCount "64"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 Nbd7 6. Qc2 Qa5 7. Nd2 Ne4 8. Ndxe4 dxe4 9. Bd2 Qb6 10. c5 Qc7 11. Nxe4 Be7 12. Ng5 h6 13. Nf3 0-0 14. e4 e5 15. Nxe5 Nxe5 16. dxe5 Qxe5 17. Be3 f5 18. f4 Qxe4 19. Qxe4 fxe4 20. Bc4+ Kh7 21. Rf1 Bf6 22. Rb1 Bf5 23. b3 Rfd8 24. h3 Bh4+ 25. Bf2 Bxf2+ 26. Rxf2 e3 27. Rfb2 Bxb1 28. Rxb1 Rd2 29. b4 Rxg2 30. Rb3 Re8 31. b5 e2 32. Rf3 Rg1+ 0-1

[Event "Rio de Janeiro op 3rd"]
[Site "Rio de Janeiro"]
[Date "2024.04.22"]
[Round "1"]
[White "Campos, Alexandre Ferreira"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2039"]
[BlackElo "1647"]
[PlyCount "93"]
[EventDate "2024.04.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. c4 c5 7. Nc3 Nbd7 8. d5 a6 9. a4 Rb8 10. Qd3 Ne8 11. e4 Ne5 12. Nxe5 Bxe5 13. f4 Bg7 14. Be3 e6 15. Rf2 Nc7 16. Rd1 e5 17. fxe5 Bxe5 18. Bh6 Bd4 19. Be3 Be5 20. Qd2 f6 21. Ne2 Bd7 22. b3 b5 23. axb5 axb5 24. Bf4 Bg4 25. Bxe5 fxe5 26. Rxf8+ Qxf8 27. Rf1 Qe7 28. Bf3 Bxf3 29. Rxf3 b4 30. Kg2 Rf8 31. Ng1 Rxf3 32. Nxf3 Ne8 33. Qa2 Qd7 34. Qa8 h6 35. Qb8 Kg7 36. Nxe5 dxe5 37. Qxe5+ Kf7 38. Qf4+ Kg7 39. e5 Nc7 40. Qf6+ Kh7 41. Qd6 Qxd6 42. exd6 Nxd5 43. cxd5 c4 44. d7 cxb3 45. d8Q b2 46. Qc7+ Kg8 47. Qc2 1-0

[Event "Rio de Janeiro op 2nd"]
[Site "Rio de Janeiro"]
[Date "2023.05.03"]
[Round "2"]
[White "Dias, Guilherme Augusto B"]
[Black "Dos Santos, Thiago L Verbicario"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1457"]
[BlackElo "1836"]
[PlyCount "88"]
[EventDate "2023.05.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Nc3 d5 5. e3 c6 6. cxd5 exd5 7. a3 Bd6 8. Be2 0-0 9. b4 Nbd7 10. Qc2 Ne4 11. Bb2 Qe7 12. h4 b5 13. Nd2 Bb7 14. Ndxe4 fxe4 15. Bc1 a5 16. Ra2 axb4 17. axb4 Bxb4 18. Bd2 Bd6 19. f4 exf3 20. gxf3 Nb6 21. Rxa8 Rxa8 22. e4 Ra1+ 23. Nd1 Nc4 24. Bg5 Bg3+ 25. Kf1 Qxg5 26. hxg5 Ne3+ 27. Kg1 Nxc2 28. Kg2 Bf4 29. exd5 Nxd4 30. Bd3 g6 31. Rh4 Rxd1 32. Bxg6 Rd2+ 33. Kf1 hxg6 34. Rxf4 cxd5 35. Rf6 Kg7 36. Rb6 Bc6 37. f4 Rd3 38. Kf2 Rf3+ 39. Kg2 Rxf4 40. Kg3 Rf3+ 41. Kh4 Rf7 42. Rb8 Rb7 43. Rd8 b4 44. Rd6 Nf5+ 0-1

[Event "Rio de Janeiro op 2nd"]
[Site "Rio de Janeiro"]
[Date "2023.05.02"]
[Round "1"]
[White "Lage, Pedro Ferreira"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2080"]
[BlackElo "1457"]
[PlyCount "73"]
[EventDate "2023.05.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 d6 6. g3 e5 7. Nc2 Be6 8. Ne3 Be7 9. Bg2 0-0 10. 0-0 Qc7 11. Ned5 Bxd5 12. Nxd5 Nxd5 13. Bxd5 Rac8 14. b3 Nd8 15. Qd2 Ne6 16. Rd1 Bg5 17. e3 Rcd8 18. Ba3 Be7 19. Rac1 b6 20. Qe2 Kh8 21. Rd2 Ng5 22. Rcd1 e4 23. Kg2 Nf3 24. Bxe4 Nxd2 25. Rxd2 f5 26. Bd5 Rf6 27. Bb2 Rg6 28. Qh5 Rf8 29. h4 Bf6 30. Qxf5 Qe7 31. Bxf6 Rfxf6 32. Qe4 Qd8 33. Rd4 Rf8 34. Qd3 Qf6 35. Rf4 Qe7 36. Qe4 Rxf4 37. Qxe7 1-0

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2023.03.18"]
[Round "3"]
[White "Dias, Guilherme Augusto B"]
[Black "De Paula, Luan Araujo"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1452"]
[BlackElo "1803"]
[PlyCount "26"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 a6 5. a3 Be7 6. Bf4 0-0 7. e3 dxc4 8. Bxc4 b5 9. Ba2 Bb7 10. 0-0 Nbd7 11. Re1 c5 12. e4 cxd4 13. Nxd4 Nc5 0-1

[Event "Pocos de Caldas op"]
[Site "Pocos de Caldas"]
[Date "2023.03.17"]
[Round "2"]
[White "Passos, Rafael Moreira"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1881"]
[BlackElo "1452"]
[PlyCount "53"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 Nc6 5. Bb5 Nge7 6. exd5 exd5 7. Qe2 Qd6 8. 0-0 a6 9. Bxc6+ Qxc6 10. d3 Qe6 11. Qf2 Qd6 12. Re1 Be6 13. d4 c4 14. Ng5 g6 15. Na4 Bg7 16. Nxe6 fxe6 17. Nc5 Nf5 18. Rxe6+ Kf7 19. Rxd6 Bxd4 20. Rd7+ Ke8 21. Rxd5 Bxf2+ 22. Kxf2 b5 23. Bd2 Ne7 24. Re1 Kf7 25. Rd7 Rhe8 26. Bb4 Rad8 27. Rexe7+ 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.14"]
[Round "9"]
[White "Gomes, Carlos"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1566"]
[PlyCount "37"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d3 e6 6. Nf3 Nf6 7. Bg5 Be7 8. e5 Nd5 9. Bxe7 Qxe7 10. Qd2 b5 11. Qg5 Qxg5 12. Nxg5 Nb4 13. Rc1 0-0 14. Nge4 Nd5 15. Nxc5 Nxc3 16. bxc3 Rd8 17. h4 Rd5 18. Ne4 c5 19. Nd6 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.13"]
[Round "8"]
[White "Dias, Guilherme Augusto B"]
[Black "Romais, Rodrigo"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "1523"]
[PlyCount "102"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Bg5 Bg7 5. f3 0-0 6. Bc4 a6 7. Nge2 b5 8. Bb3 Bb7 9. 0-0 Nbd7 10. a3 c5 11. d5 Qb6 12. Kh1 c4 13. Ba2 Rac8 14. Nd4 Rfe8 15. Qd2 Nxe4 16. Nxe4 Qxd4 17. Nc3 Qxd2 18. Bxd2 Bxc3 19. Bxc3 Bxd5 20. Rad1 e6 21. Bd4 Nc5 22. Kg1 Ba8 23. f4 e5 24. fxe5 dxe5 25. Be3 f5 26. b4 Ne4 27. Rd7 Red8 28. Ra7 Rc6 29. Re7 Rcd6 30. h3 Nc3 31. Bb1 f4 32. Bc5 Rd1 33. Rxd1 Rxd1+ 34. Kh2 Be4 35. Rxe5 Rd2 36. Rxe4 Nxe4 37. c3 Nxc5 38. bxc5 Rd5 39. c6 Rc5 40. Be4 Kf7 41. g3 fxg3+ 42. Kxg3 Ke6 43. Kf4 Kd6 44. h4 Kc7 45. Ke3 Rh5 46. Kd4 Rxh4 47. Ke5 Rxe4+ 48. Kxe4 Kxc6 49. Ke5 h5 50. Kf4 a5 51. Ke3 h4 0-1

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.12"]
[Round "7"]
[White "Brambilla, Renee Blandy T"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1661"]
[PlyCount "57"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 h6 8. Bh4 Be6 9. Nge2 g5 10. Bg3 Bd6 11. Bxd6 Qxd6 12. Qc2 Nbd7 13. h3 a6 14. Ng3 Rfe8 15. 0-0-0 Rac8 16. Kb1 c5 17. Qd2 cxd4 18. exd4 Nf8 19. h4 Qf4 20. Qxf4 gxf4 21. Nf5 Bxf5 22. Bxf5 Rcd8 23. Rhe1 h5 24. Kc2 Ng4 25. Bxg4 hxg4 26. g3 fxg3 27. fxg3 Ng6 28. Rxe8+ Rxe8 29. Nxd5 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.11"]
[Round "6"]
[White "Dias, Guilherme Augusto B"]
[Black "Arruda Filho, Ivo Pereira de"]
[Result "0-1"]
[ECO "E51"]
[BlackElo "1679"]
[PlyCount "55"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 0-0 6. Bd2 c5 7. a3 Bxc3 8. Bxc3 cxd4 9. exd4 Nc6 10. Ne5 Qc7 11. Nxc6 Qxc6 12. c5 b6 13. cxb6 Qxb6 14. Bd3 Ba6 15. Qe2 Bxd3 16. Qxd3 Ne4 17. 0-0 Rfc8 18. f3 Nxc3 19. bxc3 Rc4 20. Rfc1 Rac8 21. Rab1 Qa5 22. Rb3 Qa4 23. Rcb1 a5 24. Kf2 Qc6 25. Rb8 Rxc3 26. R1b6 Qxb6 27. Rxb6 Rxd3 28. Ra6 0-1

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.10"]
[Round "5"]
[White "De Oliveira, Joao Eudes"]
[Black "Dias, Guilherme Augusto B"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1613"]
[PlyCount "96"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c3 Nf6 4. Bg5 h6 5. Bh4 e6 6. Nbd2 Bd6 7. e3 0-0 8. Bd3 e5 9. dxe5 Nxe5 10. Be2 Be6 11. 0-0 c6 12. Nd4 Bd7 13. e4 c5 14. Nb5 Bxb5 15. Bxb5 Qb6 16. Be2 dxe4 17. Bxf6 gxf6 18. Nxe4 Be7 19. b3 Rad8 20. Qc2 Qe6 21. Rad1 f5 22. Ng3 Rxd1 23. Rxd1 c4 24. Nxf5 cxb3 25. axb3 Rd8 26. Nxe7+ Qxe7 27. Rxd8+ Qxd8 28. f4 Nc6 29. Bc4 Qf6 30. g3 Ne7 31. Qd2 Nf5 32. b4 Nd6 33. Bd3 b5 34. Kf2 Qe6 35. Qe2 Qb3 36. Qe3 Qxc3 37. Bh7+ Kxh7 38. Qxc3 Ne4+ 39. Ke3 Nxc3 40. Kd4 Na2 41. Kc5 a6 42. g4 Kg6 43. h3 f5 44. Kb6 Nxb4 45. Ka5 Nd3 46. Kxa6 b4 47. Kb5 b3 48. Kc4 b2 0-1

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.10"]
[Round "4"]
[White "Menezes, Grasielle Da Silv"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1793"]
[PlyCount "57"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 h6 6. Bh4 Nc6 7. e3 Bb4 8. Qc2 0-0 9. a3 Bxc3+ 10. Qxc3 b6 11. cxd5 Ne7 12. dxe6 Nfd5 13. exf7+ Rxf7 14. Qc2 Bb7 15. Bc4 a6 16. e4 Qe8 17. 0-0 b5 18. Ba2 g5 19. Bg3 Rc8 20. exd5 Nxd5 21. Rae1 Qd7 22. Ne5 Qf5 23. Qc5 Rd8 24. Nxf7 Qxf7 25. Re7 Qf5 26. Rfe1 Kh8 27. Be5+ Nf6 28. Rf7 Kg8 29. Rxf6+ 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.09"]
[Round "3"]
[White "Dias, Guilherme Augusto B"]
[Black "Leite, Gina Dourado Rocha"]
[Result "1-0"]
[ECO "D53"]
[BlackElo "1568"]
[PlyCount "37"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 b6 6. cxd5 exd5 7. Nf3 Nbd7 8. Bb5 c6 9. Bxc6 Ba6 10. Bxa8 Qxa8 11. Qa4 Qb7 12. Bxf6 Bxf6 13. Nb5 0-0 14. Rc1 Be7 15. Rc7 Bxb5 16. Rxb7 Bxa4 17. Rxa7 Bb4+ 18. Nd2 b5 19. Rxd7 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.08"]
[Round "2"]
[White "Maia, Erick de Figueiredo"]
[Black "Dias, Guilherme Augusto B"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1727"]
[PlyCount "73"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 h6 6. Nc3 Bb4 7. Ndb5 d6 8. a3 Bxc3+ 9. bxc3 Nf6 10. Nxd6+ Ke7 11. Nxc8+ Rxc8 12. Qxd8+ Rhxd8 13. f3 Ne5 14. Rb1 Rd7 15. Rb4 Rcd8 16. Be2 Kf8 17. 0-0 b6 18. Be3 Nd3 19. Rbb1 Rc8 20. Rfd1 Ne5 21. Rxd7 Nfxd7 22. Rb4 a5 23. Rb5 Nxc4 24. Bf4 e5 25. Bc1 Nd6 26. Rd5 Ke7 27. Bb2 Nc4 28. Bc1 Nd6 29. Rd3 b5 30. Bd2 Nc5 31. Rd5 Nb3 32. Rxe5+ Kf6 33. Rd5 Ke6 34. Be1 Nc1 35. Bf1 f5 36. Bg3 fxe4 37. Rxd6+ 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.07"]
[Round "1"]
[White "Dias, Guilherme Augusto B"]
[Black "Kim, Thiago"]
[Result "0-1"]
[ECO "D94"]
[BlackElo "1918"]
[PlyCount "34"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. cxd5 Nxd5 7. Be2 c5 8. dxc5 Nxc3 9. Qxd8 Rxd8 10. Nd4 Nxe2 11. Nxe2 Nc6 12. a3 Ne5 13. 0-0 Nd3 14. Rd1 Be6 15. Nc3 Bb3 16. Rd2 Nxc1 17. Rxc1 Rxd2 0-1

