[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.26"]
[Round "5"]
[White "Albiero, Marco Antonio Batis"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1623"]
[BlackElo "2005"]
[PlyCount "57"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 g6 6. d4 Bg7 7. Bc4 0-0 8. 0-0 Bg4 9. c3 a5 10. h3 Bxf3 11. Qxf3 a4 12. Ne4 Nbd7 13. Bg5 Qa5 14. Nxf6+ Nxf6 15. Bd2 Rfd8 16. b4 Qc7 17. a3 Nd5 18. Rae1 Rd7 19. h4 e6 20. h5 Qd8 21. hxg6 hxg6 22. Re4 b6 23. Rfe1 c5 24. bxc5 bxc5 25. Bb5 Rc7 26. c4 cxd4 27. cxd5 Qxd5 28. Bd3 Rb7 29. Rxe6 1-0

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "3"]
[White "Bittencourt, Arian G Decezare"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1520"]
[BlackElo "2005"]
[PlyCount "95"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Bxc6 Qxc6 5. d3 e6 6. 0-0 d6 7. Re1 Be7 8. Nbd2 Nf6 9. e5 dxe5 10. Nxe5 Qc7 11. Ndf3 0-0 12. h3 b6 13. b3 Bb7 14. Bb2 Nd5 15. Ng4 Nf4 16. Qd2 Bxf3 17. Be5 Qb7 18. Qxf4 f6 19. Qxf3 Qxf3 20. gxf3 fxe5 21. Rxe5 Rxf3 22. Re3 Raf8 23. Kg2 R3f5 24. Rf1 h5 25. Ne5 Bg5 26. Ng6 Re8 27. Re4 Bd2 28. h4 Bc3 29. f4 Bf6 30. Kh3 Bd4 31. Rf3 b5 32. Kg3 b4 33. Ne5 Rc8 34. Nc4 Rc6 35. a4 bxa3 36. Nxa3 e5 37. Nc4 Rg6+ 38. Kh3 Rgf6 39. Kg3 Rg6+ 40. Kh3 exf4 41. Rfxf4 Rgf6 42. Rxf5 Rxf5 43. Re2 Rf3+ 44. Kg2 Rf4 45. Kg3 Rg4+ 46. Kh3 Bf6 47. Re4 Rg2 48. Ne3 1/2-1/2

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Alonso, Leonardo Espinha"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2005"]
[BlackElo "1171"]
[PlyCount "117"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 h6 6. 0-0 c5 7. d5 d6 8. Nc3 Bd7 9. h3 Na6 10. e4 Nc7 11. Rb1 b5 12. Nd2 Rb8 13. f4 bxc4 14. Nxc4 Nb5 15. Ne2 Qc8 16. Kh2 Qc7 17. Be3 e6 18. Rc1 exd5 19. exd5 Rfe8 20. a4 a6 21. axb5 axb5 22. Ne5 dxe5 23. fxe5 Nh5 24. e6 fxe6 25. d6 Qd8 26. Rxc5 e5 27. Be4 Kh7 28. Qd3 Re6 29. Rc7 Be8 30. Bc5 Rc8 31. Qd5 Rxc7 32. dxc7 Qc8 33. Qd8 Bd7 34. Be7 Rxe7 35. Qxe7 Qxc7 36. Rc1 Qb6 37. Qc5 Qe6 38. Bg2 Nf6 39. Rf1 Qe8 40. Qd6 Be6 41. Nc3 Bf5 42. g4 e4 43. Kh1 Bc8 44. Rxf6 Bxf6 45. Qxf6 e3 46. Ne2 Be6 47. Qe5 Qd7 48. Qxe3 b4 49. Qd4 Qe7 50. Nf4 Bf7 51. Nd3 b3 52. Ne5 Qc7 53. Nd7 Qc1+ 54. Kh2 Qc7+ 55. Ne5 Qe7 56. Nd7 h5 57. gxh5 gxh5 58. Be4+ Bg6 59. Nf6+ 1-0

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D77"]
[WhiteElo "2005"]
[BlackElo "2412"]
[PlyCount "66"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. g3 d5 6. Bg2 dxc4 7. 0-0 Nc6 8. e3 Nd7 9. Qe2 Nb6 10. Nd2 Be6 11. Nde4 Qc8 12. Nc5 Bg4 13. f3 Bf5 14. d5 Nb4 15. e4 Bh3 16. Be3 Bxg2 17. Kxg2 c6 18. a3 cxd5 19. axb4 d4 20. Nb5 dxe3 21. Nxa7 Qb8 22. Nb5 Rd8 23. Rxa8 Qxa8 24. Qxe3 Bxb2 25. Rf2 Bg7 26. Ne6 fxe6 27. Qxb6 Qc8 28. Rc2 c3 29. Na3 Rd2+ 30. Kh3 Bd4 31. Qb5 e5+ 32. g4 Qf8 33. Qf1 Qh6+ 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "1"]
[White "Da Silva, Bernardo Marques Ol"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "E29"]
[WhiteElo "1243"]
[BlackElo "2005"]
[PlyCount "46"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8. Bd3 d6 9. 0-0 e5 10. d5 Ne7 11. Qc2 Ng6 12. Nd2 Nh5 13. Ne4 f5 14. Ng3 Nxg3 15. hxg3 Qf6 16. e4 f4 17. gxf4 exf4 18. Re1 Ne5 19. Bd2 Qh4 20. Bf1 Ng4 21. Bd3 Qxf2+ 22. Kh1 f3 23. Bg5 fxg2# 0-1

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.24"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Boabaid, Jorge Alberto Duard"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1993"]
[BlackElo "1771"]
[PlyCount "73"]
[EventDate "2023.09.22"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. d6 Qxd6 7. c3 Ne6 8. Nxe6 Bxe6 9. Qb3 Bxc4 10. Qxc4 Be7 11. 0-0 0-0 12. d4 exd4 13. cxd4 Ng4 14. g3 Bf6 15. h3 Bxd4 16. hxg4 Qxg3+ 17. Kh1 Qh3+ 18. Kg1 Qxg4+ 19. Kh1 Qh4+ 20. Kg2 Qg4+ 21. Kh1 Rae8 22. Qd3 Re6 23. Qg3 Qh5+ 24. Qh2 Qf3+ 25. Qg2 Qh5+ 26. Qh2 Qd5+ 27. Qg2 Re4 28. f4 Qf5 29. Nd2 Re6 30. Nf3 Rh6+ 31. Nh2 Re8 32. Bd2 Rg6 33. Rae1 Be3 34. Qxb7 c6 35. Rxe3 Qd5+ 36. Rff3 Rd8 37. Rd3 1-0

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.24"]
[Round "5"]
[White "Cordeiro, Marco Aurelio Zaror"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2097"]
[BlackElo "1993"]
[PlyCount "73"]
[EventDate "2023.09.22"]
[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. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 gxf6 11. c3 f5 12. Nxb5 axb5 13. Bxb5 Bd7 14. exf5 Rb8 15. a4 Na5 16. Qg4 Kf8 17. Qh5 Bxb5 18. Qh6+ Ke8 19. Qg7 Bc4 20. Qxh8+ Kd7 21. Qxd8+ Bxd8 22. Nb4 Nb3 23. Ra3 Bb6 24. Kd1 Bc5 25. Kc2 Bxb4 26. cxb4 Rxb4 27. Kc3 Rb8 28. Kxc4 Na5+ 29. Kc3 Rc8+ 30. Kd3 Rb8 31. Kc2 Rb4 32. g3 d5 33. Rd1 Kd6 34. Rad3 d4 35. f4 Rxa4 36. fxe5+ Kxe5 37. Ra3 1-0

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.23"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Becker, Rogerio Sperb"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "1993"]
[BlackElo "2111"]
[PlyCount "108"]
[EventDate "2023.09.22"]
[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 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 g6 6. 0-0 Bg7 7. Bg5 h6 8. Bf4 d6 9. Nc3 Ne4 10. Nxe4 Bxe4 11. Rc1 Nd7 12. Qd2 Qc8 13. c5 bxc5 14. dxc5 d5 15. c6 Nf6 16. Be5 0-0 17. Bxf6 Bxf6 18. Qxh6 Bxf3 19. Bxf3 Bxb2 20. Rb1 Bg7 21. Qf4 Rb8 22. Qa4 Rb6 23. Qxa7 Rxc6 24. Rfc1 Rc4 25. Rxc4 dxc4 26. Rb7 c3 27. Rxc7 c2 28. Qc5 Qb8 29. Qxc2 Be5 30. Rb7 Qd8 31. a4 Qa5 32. Kg2 Rd8 33. Rb5 Qc3 34. Qxc3 Bxc3 35. a5 Rd2 36. a6 Ra2 37. Bb7 Bd4 38. Kf3 Kg7 39. Bc8 Kf6 40. h4 Kg7 41. e3 Bf6 42. Rb7 Rxa6 43. Rxf7+ Kxf7 44. Bxa6 Bc3 45. Kg4 Be1 46. Kf3 Kf6 47. Bb5 Bb4 48. Be8 Bf8 49. h5 g5 50. Kg4 e5 51. f4 gxf4 52. gxf4 exf4 53. exf4 Bh6 54. Kf3 Kg7 1/2-1/2

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.23"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Pavao, Fabio Biasi"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1993"]
[BlackElo "1786"]
[PlyCount "75"]
[EventDate "2023.09.22"]
[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. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. h3 Bg7 6. d3 Nf6 7. 0-0 Nd7 8. a4 a5 9. Na3 Nf8 10. Nc4 Ne6 11. c3 b5 12. axb5 cxb5 13. Ne3 Bb7 14. Qc2 0-0 15. Rd1 Qc7 16. Nd5 Bxd5 17. exd5 Nf4 18. c4 b4 19. d4 cxd4 20. Nxd4 Rfc8 21. Qe4 Nh5 22. Nc6 e6 23. Bg5 Nf6 24. Qf3 exd5 25. cxd5 Qd6 26. Rxa5 Rxa5 27. Nxa5 Qe5 28. Nc6 Qd6 29. Bf4 Qd7 30. Nxb4 Ne8 31. Nd3 Rc2 32. Qe3 Nd6 33. Nc5 Qd8 34. b4 Nf5 35. Qe4 Rb2 36. d6 Nd4 37. Rxd4 Bxd4 38. Qxd4 1-0

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.23"]
[Round "3"]
[White "Starke, Bruno Orlando"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2128"]
[BlackElo "1993"]
[PlyCount "59"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. g3 Nf6 4. Bg2 Bxc3 5. dxc3 d6 6. Nf3 h6 7. 0-0 0-0 8. Re1 a5 9. e4 Be6 10. c5 Nc6 11. cxd6 cxd6 12. b3 Qc7 13. c4 a4 14. Bb2 Rfd8 15. Qc2 Qb6 16. h3 Nb4 17. Qc3 axb3 18. axb3 Na2 19. Qc2 Nb4 20. Qc3 Rxa1 21. Bxa1 Nd7 22. Bb2 Ra8 23. Nd2 Nc5 24. Bf1 Ra2 25. Re3 Nc6 26. Qc1 Nb4 27. Qb1 Ra8 28. Bc3 Nd7 29. Nf3 Nc5 30. Nd2 1/2-1/2

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.22"]
[Round "1"]
[White "Do Valle Cardoso, Lucas"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2303"]
[BlackElo "1993"]
[PlyCount "89"]
[EventDate "2023.09.22"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 g6 9. h4 Re8+ 10. Ne2 Nd7 11. h5 Nf8 12. Bh6 f5 13. 0-0-0 Qa5 14. Kb1 Be6 15. Nc1 Qc7 16. f3 Bf4 17. hxg6 fxg6 18. Bxf4 Qxf4 19. Ne2 Qe3 20. Nc1 Bf7 21. g4 fxg4 22. fxg4 Re7 23. Rh2 Rae8 24. Rf1 Kg7 25. Rhf2 Nd7 26. Ne2 Nb6 27. c4 Kg8 28. Rf3 Qe6 29. b3 Qxg4 30. Rg3 Qd7 31. Qd2 Qd6 32. Rgf3 Qh2 33. R1f2 Qh4 34. Nf4 Re1+ 35. Kb2 R1e7 36. Kc2 Qh1 37. Rf1 Qh4 38. Rh3 Qg4 39. Qh2 Re1 40. Rff3 Qg1 41. Rf2 Rc1+ 42. Kb2 Qe1 43. Bc2 Ra1 44. Nd3 Qg1 45. Rxh7 1-0

[Event "Caioba op 7th"]
[Site "Caioba"]
[Date "2023.06.22"]
[Round "6"]
[White "Librelato, Kathie Goulart"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2182"]
[BlackElo "1947"]
[PlyCount "93"]
[EventDate "2023.06.18"]
[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. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. 0-0 Nge7 6. a4 a6 7. Bc4 Ng6 8. Re1 Bd6 9. d3 0-0 10. Ne2 Qc7 11. Ng3 Rb8 12. c3 Nce5 13. Ba2 Qa5 14. Nxe5 Bxe5 15. Be3 d6 16. Nh5 d5 17. exd5 exd5 18. d4 cxd4 19. Bxd4 Re8 20. f4 Bg4 21. Qxg4 Bxd4+ 22. Kh1 Qxa4 23. Bxd5 Rxe1+ 24. Rxe1 Re8 25. Rd1 Ba7 26. b3 Qa5 27. Qf5 Qc7 28. h3 Re7 29. c4 Qc5 30. Qb1 Bb8 31. Qb2 Ne5 32. fxe5 Bxe5 33. Qe2 g6 34. Qg4 Qc7 35. g3 Kf8 36. Nf4 Bd6 37. Rf1 Qa5 38. Ne6+ Ke8 39. Ng5 f5 40. Qf3 Qd2 41. Ne6 h5 42. Rd1 Qc2 43. Nd4 Qb2 44. Bxb7 Kf8 45. Nxf5 gxf5 46. Qxf5+ Rf7 47. Qg6 1-0

[Event "Caioba op 7th"]
[Site "Caioba"]
[Date "2023.06.21"]
[Round "5"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Piccoli, Lucas Fonseca"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "1947"]
[BlackElo "2221"]
[PlyCount "59"]
[EventDate "2023.06.18"]
[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 Nf6 2. c4 e6 3. Nf3 d5 4. g3 h6 5. Bg2 Bd6 6. 0-0 0-0 7. Qc2 b6 8. cxd5 exd5 9. Nc3 Bb7 10. Nb5 Nc6 11. Nxd6 cxd6 12. Bd2 Re8 13. e3 Qd7 14. Rfc1 Rac8 15. Qd3 Ne4 16. Be1 Qf5 17. Qa3 Rc7 18. Nd2 Re6 19. b4 a6 20. Qb3 Ree7 21. Qa3 Na7 22. Qb2 Nxd2 23. Bxd2 Qc8 24. b5 a5 25. a4 Rc4 26. Qa3 Qe6 27. Rc3 Rec7 28. Rac1 Nc8 29. Qb2 Rxc3 30. Rxc3 1/2-1/2

[Event "Caioba op 7th"]
[Site "Caioba"]
[Date "2023.06.20"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Martins, Carlos"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "1947"]
[BlackElo "2219"]
[PlyCount "131"]
[EventDate "2023.06.18"]
[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 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 c5 6. Bg2 Nc6 7. dxc5 Bxc5 8. 0-0 0-0 9. a3 Bb7 10. Rd1 a5 11. Nc3 h6 12. Bf4 Qe7 13. Na4 d5 14. cxd5 Nxd5 15. Nxc5 bxc5 16. Rac1 Nxf4 17. gxf4 Nd4 18. Nxd4 Bxg2 19. Qxc5 Qxc5 20. Rxc5 Bd5 21. Nb5 Rfc8 22. Rdc1 Rxc5 23. Rxc5 Rb8 24. f3 a4 25. Kf2 Bc4 26. Nc3 Bb3 27. Ke3 Ra8 28. Rb5 f5 29. Rb4 Kf7 30. Nb5 Kf6 31. Nd4 Bd5 32. Kd3 g5 33. e4 Ba2 34. exf5 Bb1+ 35. Kd2 Bxf5 36. fxg5+ hxg5 37. Ke3 Bb1 38. Ne2 Bc2 39. Nc3 Ra5 40. Kd2 Bb3 41. Rb5 Rxb5 42. Nxb5 Bc4 43. Nc3 Bb3 44. Ne4+ Kf5 45. Nc5 Bd5 46. Nxa4 Bxf3 47. Nc5 Bd5 48. Ke3 Kg4 49. Ne4 Bb3 50. Nd2 Bd5 51. b4 Bc6 52. Ne4 Kf5 53. Nc3 Ke5 54. a4 g4 55. a5 Kd6 56. Kd4 e5+ 57. Kc4 Kc7 58. Kc5 Bf3 59. b5 Kb8 60. Nd5 Kb7 61. Nb4 e4 62. a6+ Ka8 63. Nd5 Ka7 64. Kb4 Be2 65. Ka5 Kb8 66. Kb6 1-0

[Event "Caioba op 7th"]
[Site "Caioba"]
[Date "2023.06.19"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Labussiere, Yago"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "1947"]
[BlackElo "2224"]
[PlyCount "114"]
[EventDate "2023.06.18"]
[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. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Qa5 7. Bb5 Bd7 8. Nb3 Qc7 9. 0-0 e6 10. Bxf6 gxf6 11. Qh5 a6 12. Be2 b5 13. a3 Ne5 14. Nd2 Qc5 15. Kh1 Ng6 16. f4 Qxh5 17. Bxh5 Ke7 18. Rad1 Bc6 19. g3 f5 20. Bf3 fxe4 21. Ndxe4 d5 22. Nc5 Bg7 23. Rd3 Rhc8 24. Nb3 Kf8 25. Bg2 Ne7 26. g4 Bd7 27. Nd4 Bxd4 28. Rxd4 Rc4 29. Rd2 Rac8 30. Rff2 f5 31. h3 Kg7 32. Bf1 R4c7 33. Bd3 Rf8 34. Ne2 fxg4 35. hxg4 e5 36. Ng3 e4 37. f5 Kg8 38. Nxe4 dxe4 39. Bxe4 Bc6 40. Bxc6 Nxc6 41. Rd6 Kg7 42. Re2 Rf6 43. Rd5 Kh6 44. Kg2 Ne7 45. Rde5 Ng8 46. Kf3 Kg7 47. c3 h6 48. Kg3 Rfc6 49. Re6 Kf7 50. Kf3 Nf6 51. Rh2 Rxe6 52. fxe6+ Kg6 53. Re2 Ng8 54. Ke4 Kf6 55. Kd5 Ke7 56. Rh2 Nf6+ 57. Ke5 Nxg4+ 0-1

[Event "Caioba op 7th"]
[Site "Caioba"]
[Date "2023.06.19"]
[Round "3"]
[White "Moreira, Nickolas Misturini"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1498"]
[BlackElo "1947"]
[PlyCount "70"]
[EventDate "2023.06.18"]
[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. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be2 e6 8. Ne5 Bf5 9. Nxc6 bxc6 10. Bd3 Bg6 11. Bxg6 hxg6 12. Ne2 Bd6 13. Bf4 Ne4 14. Bxd6 Qxd6 15. f3 Nf6 16. g3 Qb4+ 17. Qd2 Qxb2 18. 0-0 Qa3 19. Qc3 Qxc3 20. Nxc3 Rb8 21. Rab1 Ke7 22. Rb3 Nd7 23. Na4 Kd6 24. Rfb1 Rxb3 25. Rxb3 Rb8 26. Kf2 Rxb3 27. axb3 c5 28. dxc5+ Nxc5 29. Nc3 Kc6 30. h4 d4 31. Ne4 Nxe4+ 32. fxe4 Kd6 33. Kf3 Ke5 34. g4 a5 35. g5 f6 0-1

[Event "Caioba op 7th"]
[Site "Caioba"]
[Date "2023.06.18"]
[Round "1"]
[White "De Lima Filho, Luciano Batista"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "1947"]
[PlyCount "63"]
[EventDate "2023.06.18"]
[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. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Nf6 6. c4 e6 7. 0-0 Bd7 8. Ne5 Nxe5 9. dxe5 Bxb5 10. cxb5 Nd7 11. Re1 Qb6 12. a4 Bc5 13. Be3 0-0 14. Qh5 f6 15. Bxc5 Qxc5 16. Qg4 Rfe8 17. b4 Qb6 18. Nd2 fxe5 19. Nf3 e4 20. a5 Qd6 21. Ng5 h6 22. Nxe4 dxe4 23. Rad1 Qxb4 24. Rxe4 Qxb5 25. Rxe6 Nf6 26. Qh3 Qc4 27. Red6 Qe2 28. Qb3+ Kh8 29. h3 Ne4 30. Rg6 Qxf2+ 31. Kh2 Qf4+ 32. Kh1 0-1

[Event "Catarinense-ch U20"]
[Site "Rio Negrinho"]
[Date "2023.03.26"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Mafra, Kaiser Luiz"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1920"]
[BlackElo "2081"]
[PlyCount "93"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 0-0 8. h3 b6 9. 0-0 Bb7 10. Nd4 Bf6 11. a4 a6 12. Be2 c5 13. Nf5 d5 14. Bf4 Nd7 15. Bf3 Ne5 16. Bxe5 Bxe5 17. Bxd5 Ra7 18. Bxb7 Rxb7 19. Qf3 Rd7 20. Rad1 g6 21. Qg4 Kh8 22. Ne3 f5 23. Qc4 f4 24. Qe6 Qg5 25. Rxd7 fxe3 26. Rf7 exf2+ 27. R1xf2 Qc1+ 28. Rf1 Qe3+ 29. Kh1 Qg3 30. Rxf8+ Kg7 31. R8f7+ Kh6 32. Kg1 Qe3+ 33. Kh1 Qg3 34. Rxh7+ Kxh7 35. Qf7+ Kh6 36. Kg1 Qh2+ 37. Kf2 Qg3+ 38. Ke2 Qxg2+ 39. Qf2 Qg4+ 40. Qf3 Qc4+ 41. Qd3 Qe6 42. Qe4 Qd6 43. h4 b5 44. Rf7 Bf6 45. Qe3+ g5 46. hxg5+ Bxg5 47. Qh3+ 1-0

[Event "Catarinense-ch U20"]
[Site "Rio Negrinho"]
[Date "2023.03.26"]
[Round "5"]
[White "Volkmann, Andre Jordi"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2131"]
[BlackElo "1920"]
[PlyCount "74"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 e6 3. Bb2 Be7 4. e3 c5 5. d4 Nc6 6. c4 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. Bc4 0-0 10. 0-0 b6 11. Nc3 Nxc3 12. Bxc3 Bf6 13. Rc1 Bb7 14. d5 exd5 15. Bxd5 Bxc3 16. Rxc3 Qf6 17. Bxc6 Bxc6 18. Qd4 Qxd4 19. Nxd4 Bd5 20. Nb5 a5 21. Rd1 Be6 22. Nc7 Rac8 23. Rdc1 Rfd8 24. f3 Bf5 25. g4 Bg6 26. Nd5 Rxc3 27. Rxc3 h5 28. gxh5 Bb1 29. Nxb6 Bxa2 30. Rc5 Rb8 31. Nd7 Rxb3 32. Rxa5 Rb2 33. Rg5 Kh7 34. h4 Rb4 35. Rg4 Rxg4+ 36. fxg4 Kh6 37. Ne5 f5 1/2-1/2

[Event "Catarinense-ch U20"]
[Site "Rio Negrinho"]
[Date "2023.03.25"]
[Round "3"]
[White "Cezar, Ricardo de Almeida"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1765"]
[BlackElo "1920"]
[PlyCount "31"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Qf3 Bg6 8. Bxf6 Qxf6 9. Qxf6 gxf6 10. g3 Nd7 11. Bg2 Nb6 12. Nge2 Bb4 13. 0-0 0-0 14. a3 Bd6 15. Nf4 Nc4 16. Nxg6 1/2-1/2

[Event "Catarinense-ch U20"]
[Site "Rio Negrinho"]
[Date "2023.03.24"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Koinski, Carlos Cesar"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "1920"]
[BlackElo "1396"]
[PlyCount "97"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c6 4. g3 d5 5. Bg2 dxc4 6. Ne5 Bb4+ 7. Nc3 Nd5 8. Bd2 Nd7 9. Nxc4 0-0 10. 0-0 Be7 11. e4 N5b6 12. Ne3 Nf6 13. Ne2 Nbd7 14. Rc1 h6 15. Qc2 Kh8 16. Rfd1 a5 17. Bc3 b5 18. d5 cxd5 19. exd5 exd5 20. Nxd5 Nxd5 21. Bxd5 Ra7 22. Nd4 b4 23. Nc6 Qc7 24. Bd4 Nb6 25. Nxa7 Qxc2 26. Rxc2 Bf5 27. Bxb6 Bxc2 28. Rc1 Bf5 29. Bxa5 Bf6 30. Bxb4 Bxb2 31. Bxf8 Bxc1 32. Bxf7 Bd7 33. Bd5 Bb2 34. Nc6 Bf5 35. a4 Bd3 36. a5 Bc3 37. Bb4 Bf6 38. Nb8 Be5 39. Nd7 Bc7 40. Nc5 Bb5 41. Bb7 Bb8 42. Ba6 Bc6 43. Bd3 Ba7 44. a6 Bb6 45. Ne6 Bd5 46. Bc5 Ba5 47. a7 Kg8 48. Bc4 Ba8 49. Nc7+ 1-0

[Event "Catarinense-ch U20"]
[Site "Rio Negrinho"]
[Date "2023.03.24"]
[Round "1"]
[White "Carvalho, Kayle Fabricio Amor"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "D60"]
[WhiteElo "1406"]
[BlackElo "1920"]
[PlyCount "170"]
[EventDate "2023.03.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. Nf3 Be7 6. e3 0-0 7. Bd3 a6 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 c5 11. Bxf6 Bxf6 12. Qc2 g6 13. Ne4 cxd4 14. Nxf6+ Nxf6 15. Nxd4 Bb7 16. Be2 Rc8 17. Qd1 Qb6 18. Rc1 Rxc1 19. Qxc1 Rc8 20. Qb1 Qc5 21. b4 Qc3 22. Bd3 Ng4 23. Be4 Qc7 24. g3 Ne5 25. Bxb7 Qxb7 26. Rc1 Rd8 27. Qc2 Rxd4 28. Qc8+ Qxc8 29. Rxc8+ Kg7 30. exd4 Nf3+ 31. Kg2 Nxd4 32. Ra8 Nc2 33. Rxa6 Nxb4 34. Ra5 Kf6 35. Kf3 Nc6 36. Ra6 Nb4 37. Ra5 Nc6 38. Ra8 Ke5 39. Ke3 h5 40. Kd3 Kd5 41. Kc3 e5 42. Re8 Kc5 43. Rc8 Kd5 44. Rc7 f6 45. a3 Nd4 46. Rg7 g5 47. h4 gxh4 48. gxh4 Nf5 49. Rg6 Ke6 50. Kb4 Nxh4 51. Rh6 Nf5 52. Rxh5 Nd4 53. Rh8 Kf5 54. Rf8 Kg5 55. Rg8+ Kf4 56. Kc3 Kf3 57. Rf8 f5 58. Re8 Ke4 59. Kd2 f4 60. Kc3 Nc6 61. Rc8 Nd4 62. Re8 Nc6 63. Rc8 Kd5 64. Kd2 Na5 65. f3 Nc4+ 66. Kc3 Nxa3 67. Kb4 Nc4 68. Rd8+ Nd6 69. Rh8 Nf5 70. Rd8+ Ke6 71. Re8+ Kd6 72. Rd8+ Ke7 73. Rd5 Ke6 74. Rd1 Nd4 75. Rf1 Kf5 76. Kc3 Ke6 77. Kd3 Kd5 78. Kc3 Nxf3 79. Rxf3 Ke4 80. Rf1 f3 81. Kd2 Kf4 82. Rh1 Kg3 83. Ke3 e4 84. Kxe4 Kg2 85. Rh5 f2 1/2-1/2

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "2"]
[White "Bjelobrk, Igor"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "2396"]
[BlackElo "1920"]
[PlyCount "87"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Re8 10. Nd2 Nbd7 11. a4 b6 12. h3 Ba6 13. Nb5 Qb8 14. Nc4 Bf8 15. Bf4 Bxb5 16. axb5 Qc7 17. Ra3 Nh5 18. Bd2 Ne5 19. Nxe5 Rxe5 20. Bc3 Ree8 21. Qd2 Qe7 22. e3 Bg7 23. Rfa1 Qd7 24. Bf1 Nf6 25. Qd1 Ne4 26. Bxg7 Kxg7 27. R1a2 Re7 28. Qa1 Ng5 29. b4+ f6 30. bxc5 dxc5 31. Ra6 Qxd5 32. Bg2 Nf3+ 33. Bxf3 Qxf3 34. Rxa7 Raxa7 35. Rxa7 Qe4 36. Qa6 Qb1+ 37. Kh2 Rxa7 38. Qxa7+ Kh6 39. Qxb6 Qf1 40. Qxf6 Qxb5 41. Qf8+ Kh5 42. g4+ Kg5 43. Qf4+ Kh4 44. Qh6# 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "7"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Bilych, Olexiy"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "1920"]
[BlackElo "2411"]
[PlyCount "52"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 a6 10. Rb1 Rb8 11. Qc2 b5 12. b3 Bf5 13. e4 Bg4 14. Bb2 Qc8 15. Ba1 Bh3 16. Rbe1 h5 17. Nd1 Bxg2 18. Kxg2 e5 19. h3 Qd7 20. f4 Rfe8 21. f5 Kh7 22. Ne3 Rf8 23. Nf3 Bh6 24. Nh4 Kg7 25. Qc1 bxc4 26. bxc4 Rb4 0-1

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "9"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Dias, Joao Batista de Sou"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1920"]
[BlackElo "1796"]
[PlyCount "54"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Ng3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. h4 h5 10. Bg5 c6 11. Re1 Qa5 12. Ne5 Nxe5 13. dxe5 Nh7 14. Nxh5 Nxg5 15. hxg5 Bxe5 16. Qg4 Bxb2 17. Rab1 gxh5 18. Qxh5 Rd8 19. Qh7+ Kf8 20. Re3 Bg7 21. Rf3 Qxg5 22. Rb4 Qc1+ 23. Bf1 Rd1 24. Rxf7+ Kxf7 25. Qh5+ Ke7 26. Qh4+ Bf6 27. Qh7+ Kd6 0-1

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "3"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Gruzman, Ilya"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1920"]
[BlackElo "2123"]
[PlyCount "98"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Ne2 d5 7. exd5 exd5 8. 0-0 Bd6 9. h3 0-0 10. Nbc3 Be6 11. Nb5 Bc5 12. c3 Ne5 13. Bc2 Qd7 14. Nbd4 Bxh3 15. gxh3 Qxh3 16. Nf4 Qh4 17. Ng2 Qh3 18. Bf5 Nfg4 19. Bxg4 Nxg4 20. Bf4 Rae8 21. Qf3 Qh5 22. Rfe1 Re6 23. Qg3 Rf6 24. f3 Nh6 25. Qg5 Qh3 26. Bg3 Rg6 27. Qh4 Qxg3 28. Qxg3 Rxg3 29. Kf2 Rg6 30. b4 Bb6 31. a4 Nf5 32. a5 Bxd4+ 33. cxd4 Nxd4 34. Ne3 Rf6 35. Nxd5 Rxf3+ 36. Kg2 Rb3 37. Rad1 Nf5 38. Re5 g6 39. Rxf5 gxf5 40. Ne7+ Kg7 41. Nxf5+ Kf6 42. Nd4 Rg8+ 43. Kf2 Rb2+ 44. Ke3 Re8+ 45. Kf4 Rd8 46. Rf1 Rxb4 47. Ke3+ Kg6 48. Nf3 Rb3+ 49. Kf2 Rb2+ 0-1

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "10"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Grycel, Kamil"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1920"]
[BlackElo "2315"]
[PlyCount "73"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 b6 2. Nc3 Bb7 3. d3 g6 4. f4 Bg7 5. Nf3 c5 6. g3 d6 7. Bg2 Nc6 8. 0-0 e6 9. f5 gxf5 10. exf5 e5 11. Bg5 Bf6 12. Bd2 d5 13. Qe1 Nge7 14. g4 h6 15. h4 Rg8 16. g5 hxg5 17. hxg5 Bh8 18. f6 Ng6 19. Nh4 Nxh4 20. Qxh4 Nd4 21. Rae1 Qd6 22. Rxe5+ Qxe5 23. Re1 Qxe1+ 24. Qxe1+ Ne6 25. Nxd5 Bxd5 26. Bxd5 0-0-0 27. Bxe6+ fxe6 28. Qxe6+ Kb7 29. f7 Rgf8 30. g6 Bg7 31. Bg5 Rd4 32. Be7 Rh8 33. f8Q Bxf8 34. Bxf8 Rhh4 35. g7 Rdg4+ 36. Kf2 Rf4+ 37. Kg3 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "1"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Malek, Jan"]
[Result "0-1"]
[ECO "E35"]
[WhiteElo "1920"]
[BlackElo "2389"]
[PlyCount "118"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Bb4 4. cxd5 exd5 5. Nf3 Nf6 6. Qc2 h6 7. e3 0-0 8. Bd3 Nbd7 9. 0-0 Re8 10. Bd2 c6 11. Rfe1 Bxc3 12. Bxc3 Ne4 13. Nd2 Ndf6 14. f3 Nxc3 15. bxc3 Be6 16. e4 dxe4 17. fxe4 Qc7 18. e5 Nd5 19. Ne4 Rad8 20. Rf1 Ne3 21. Qf2 Nxf1 22. Rxf1 Bd5 23. Nd6 Rxd6 24. exd6 Qxd6 25. Qf5 g6 26. Qf2 Qe6 27. Rb1 b5 28. h4 Qe3 29. Rd1 Bxa2 30. Qxe3 Rxe3 31. Kf2 Re7 32. Ra1 Bd5 33. Rc1 Rb7 34. Ra1 Kg7 35. g3 Kf6 36. Ke3 Re7+ 37. Kf2 Ke6 38. Ra6 Rb7 39. Ke3 Kd6 40. Kf4 Be6 41. h5 g5+ 42. Kf3 f5 43. Ra1 Bd5+ 44. Kf2 Be4 45. Bxe4 fxe4 46. Ke3 Kd5 47. Rf1 Kc4 48. Rf6 Rc7 49. Rxh6 Kxc3 50. Rh8 b4 51. h6 b3 52. Rb8 Rh7 53. Kxe4 Rxh6 54. Rb7 a5 55. Rb6 a4 56. Kf5 a3 57. Kxg5 Rd6 58. Kf5 a2 59. Ra6 b2 0-1

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "7"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Ricaurte Lopez, Juan Carlos"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "1920"]
[BlackElo "2226"]
[PlyCount "77"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Bg4 6. h3 Bh5 7. g4 Bg6 8. Bg2 Qd7 9. Qb3 0-0-0 10. 0-0 h5 11. g5 f6 12. exf6 gxf6 13. a4 Re8 14. a5 a6 15. Re1 fxg5 16. Nxg5 Nf6 17. e4 dxe3 18. Rxe3 Bc5 19. Rxe8+ Rxe8 20. Ndf3 Re2 21. Be3 Bxe3 22. fxe3 Ne4 23. Qd1 Rxb2 24. Qxd7+ Kxd7 25. Nh4 Nxg5 26. Nxg6 Re2 27. Rd1+ Ke8 28. h4 Nf7 29. Rb1 Nxa5 30. c5 Rxe3 31. Nf4 Rc3 32. Ne6 Kd7 33. Nf8+ Ke7 34. Ng6+ Kf6 35. Nf8 Ne5 36. Rf1+ Ke7 37. Nh7 Rxc5 38. Nf6 Nac6 39. Nxh5 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Rottenwohrer Suarez, Juan"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1920"]
[BlackElo "2317"]
[PlyCount "56"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 b6 5. Bg2 Bb7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. Rd1 cxd4 11. Nxd4 Bxg2 12. Kxg2 Qc7 13. Qd3 Rc8 14. Qf3 Nc6 15. Nb5 Qb7 16. Rb1 a6 17. Nc3 b5 18. cxb5 axb5 19. a3 Rab8 20. Bf4 d6 21. Nd5 Nd4 22. Qe4 e5 23. Rxd4 exd4 24. Ne7+ Kf8 25. Qxb7 Rxb7 26. Nxc8 Be5 27. Nxd6 Bxf4 28. Nxb7 b4 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "11"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Sabar, Ethmane Daouda"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "1920"]
[BlackElo "2040"]
[PlyCount "81"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. dxe5 Qxd1+ 5. Kxd1 Nc6 6. Nf3 Bf5 7. Bd2 0-0-0 8. a3 f6 9. exf6 Nxf6 10. Nc3 Ng4 11. Ke1 Bc5 12. e3 Rhe8 13. h3 Nge5 14. Be2 Nd3+ 15. Bxd3 Bxd3 16. Rc1 a5 17. Ne2 Bb6 18. Bc3 g6 19. Nf4 Ba6 20. Ng5 Rd7 21. Rd1 Rde7 22. Nd5 Rd7 23. Nxb6+ cxb6 24. Rxd7 Kxd7 25. Kd2 b5 26. Rd1 b4 27. Kc2+ Kc8 28. axb4 axb4 29. Bd4 h6 30. Nf7 Re6 31. Nxh6 Na5 32. b3 b6 33. Kb2 Bb7 34. f3 Bd5 35. Rc1+ Kb7 36. Nf7 Ka6 37. Nd8 Nxb3 38. Nxe6 Nxc1 39. Nc7+ Kb7 40. Nxd5 Ne2 41. Bxb6 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "5"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Seifert, Harald"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1920"]
[BlackElo "2106"]
[PlyCount "63"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Bf4 Nf6 6. e3 Qb6 7. Qb3 Qxb3 8. axb3 Bf5 9. Nb5 Rc8 10. Rc1 e6 11. Nf3 Bb4+ 12. Nc3 0-0 13. Be2 Ne4 14. 0-0 Na5 15. Bd1 h6 16. Ne5 Nd2 17. Re1 Naxb3 18. Bxb3 Nxb3 19. Rcd1 Bxc3 20. bxc3 Rxc3 21. Re2 a5 22. Nd7 Ra8 23. Nb6 Ra6 24. Na4 Rc4 25. Nb2 b5 26. f3 a4 27. e4 Bg6 28. Nxc4 dxc4 29. d5 exd5 30. exd5 c3 31. d6 Bf5 32. d7 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "11"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Sonnenschein, Philipp"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1920"]
[BlackElo "2221"]
[PlyCount "126"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qc2 dxc4 6. e3 b5 7. Bd2 c6 8. a4 Bb7 9. axb5 Bxc3 10. Bxc3 cxb5 11. b3 0-0 12. bxc4 bxc4 13. Bxc4 Nbd7 14. Bd3 Rc8 15. Qb2 Nd5 16. Ba5 N7b6 17. 0-0 Qd7 18. Ne5 Qd8 19. Rfc1 Qg5 20. Nf3 Qh5 21. Qb5 Qh6 22. Bd2 Qf6 23. Rxc8 Rxc8 24. Rxa7 Bc6 25. Qb1 Na4 26. Qc2 Bd7 27. Qb3 Nab6 28. h3 Rb8 29. e4 Nf4 30. e5 Qh6 31. Be4 g5 32. Qe3 Nc4 33. Qc3 Nxd2 34. Qxd2 Bb5 35. Ra8 Rxa8 36. Bxa8 Kg7 37. Kh2 Bf1 38. Ng1 Bc4 39. g3 Ng6 40. h4 gxh4 41. Qxh6+ Kxh6 42. Nf3 hxg3+ 43. fxg3 Bd5 44. Bxd5 exd5 45. Nd2 Kg5 46. Nf1 Ne7 47. Ne3 Nc6 48. Kg2 Nxd4 49. Nxd5 Nc6 50. Nf6 h6 51. Nd7 Kf5 52. Kf3 Nxe5+ 53. Nxe5 Kxe5 54. Kg4 Kf6 55. Kh5 Kg7 56. Kg4 Kg6 57. Kf4 f5 58. Ke5 Kg5 59. Ke6 Kg4 60. Ke5 Kxg3 61. Kxf5 h5 62. Ke4 h4 63. Ke3 h3 0-1

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "1"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Thomforde Toates, Noah"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1920"]
[BlackElo "2124"]
[PlyCount "137"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. d5 Nb8 8. Nc3 c6 9. Nd4 c5 10. Nc2 Na6 11. Bg5 Nc7 12. e4 a6 13. Qe2 b5 14. cxb5 Nxb5 15. Nxb5 axb5 16. Rfe1 b4 17. Ne3 Ba6 18. Nc4 Nd7 19. Rab1 Ne5 20. b3 Bxc4 21. bxc4 Ra3 22. Rb3 h6 23. Rxa3 bxa3 24. Bc1 Qa5 25. Bd2 Qa4 26. Bf1 Rb8 27. Bc3 Nd7 28. Bxg7 Kxg7 29. Qd3 Ne5 30. Qc3 Qb4 31. Re3 Kh7 32. h3 Qb1 33. f4 Nd7 34. Qxa3 Qa1 35. Qc3 Qxa2 36. e5 Rb1 37. exd6 Qa4 38. dxe7 Qd1 39. Qd3 Qxd3 40. Rxd3 Nf6 41. d6 Rb8 42. d7 Nxd7 43. Rxd7 Re8 44. Bg2 Kg7 45. Bc6 Kf6 46. Rd6+ Kxe7 47. Bxe8 Kxd6 48. Bxf7 g5 49. fxg5 hxg5 50. h4 Ke5 51. hxg5 Kf5 52. g6 Kf6 53. Bd5 Kg7 54. Kf2 Kxg6 55. Kf3 Kg5 56. g4 Kg6 57. Kf4 Kf6 58. g5+ Kg6 59. Be4+ Kg7 60. Kf5 Kf7 61. Bd5+ Kg7 62. g6 Kh8 63. Bc6 Kg7 64. Kg5 Kh8 65. Kh6 Kg8 66. Bd5+ Kf8 67. g7+ Ke7 68. g8Q Kf6 69. Qe6# 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "3"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Veiga, Jose Francisco RP"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1920"]
[BlackElo "2398"]
[PlyCount "109"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Nc3 c6 6. Bg5 Bf5 7. e3 Be7 8. Bd3 Bxd3 9. Qxd3 0-0 10. 0-0 Nbd7 11. Rab1 a5 12. h3 Re8 13. Rfe1 Ne4 14. Bf4 Nd6 15. Ne5 Nxe5 16. dxe5 Nc4 17. e4 Bg5 18. exd5 Bxf4 19. Qxc4 Bxe5 20. dxc6 bxc6 21. Qxc6 Rc8 22. Qb5 Bxc3 23. bxc3 Rxe1+ 24. Rxe1 h6 25. c4 Qd2 26. Re8+ Rxe8 27. Qxe8+ Kh7 28. Qxf7 Qxa2 29. Qf5+ Kh8 30. c5 Qa1+ 31. Kh2 a4 32. c6 Qc3 33. Qd7 Qe5+ 34. g3 Qe2 35. Qd4 Qc2 36. Qb6 a3 37. c7 a2 38. Qb8+ Kh7 39. c8Q Qxc8 40. Qxc8 a1Q 41. Qf5+ Kh8 42. h4 Qd4 43. h5 Kg8 44. Kg2 Kh8 45. g4 Kg8 46. Kf3 Kh8 47. Qe4 Qc3+ 48. Kg2 Qf6 49. Kg3 Qd6+ 50. f4 Qd1 51. g5 Qg1+ 52. Qg2 Qe3+ 53. Kg4 Qe6+ 54. Kh4 Qf5 55. Qg4 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "10"]
[White "Burke, John F"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2013"]
[BlackElo "1920"]
[PlyCount "133"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7 6. Qc2 c5 7. e3 0-0 8. Be2 d6 9. 0-0 Nbd7 10. b3 Rc8 11. Bb2 a6 12. Rfd1 Qc7 13. Rac1 Rfd8 14. d5 Nf8 15. e4 e5 16. Bd3 Nh5 17. Ne2 Ng6 18. g3 Qd7 19. Ne1 Rf8 20. f3 Nh8 21. Ng2 g6 22. Rf1 f6 23. g4 Ng7 24. Ng3 Nf7 25. h3 Rb8 26. f4 b5 27. f5 g5 28. Ra1 bxc4 29. bxc4 a5 30. Bc3 a4 31. Rab1 Ba6 32. Rxb8 Rxb8 33. Rb1 Rxb1+ 34. Qxb1 Bd8 35. Ne3 Ne8 36. Bc2 Nc7 37. Qb8 Ne8 38. Nh5 Kf8 39. Qa8 Qb7 40. Qxb7 Bxb7 41. Bxa4 Nc7 42. Ba5 Ke7 43. Bc6 Ba6 44. Kf2 Bc8 45. Ng7 Na6 46. Bxd8+ Nxd8 47. Bb5 Nc7 48. Ne6 Nxb5 49. cxb5 Nb7 50. Nc4 Bd7 51. a4 Be8 52. Kg3 Kd7 53. h4 h6 54. hxg5 hxg5 55. Kf3 Kc8 56. Nb6+ Kb8 57. Nc4 Ka7 58. Ke3 Kb8 59. Kd3 Ka7 60. Kc3 Kb8 61. Kb3 Ka7 62. Nc7 Bd7 63. b6+ Kb8 64. a5 Bc8 65. a6 Nd8 66. a7+ Kb7 67. a8Q# 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "5"]
[White "Chor, Kevin"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1944"]
[BlackElo "1920"]
[PlyCount "57"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Rc8 11. 0-0-0 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 b5 15. h4 h5 16. Nd5 Nxd5 17. exd5 Qa8 18. gxh5 Qxd5 19. hxg6 fxg6 20. h5 Bxd4 21. Bxd4 Bf5 22. hxg6 Bxg6 23. Rh8+ Kf7 24. Rxf8+ Ke6 25. Bc3 Qxd2 26. Rxd2 b4 27. Bd4 a5 28. b3 Rc6 29. Kb2 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "2"]
[White "Darini, Pouria"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2405"]
[BlackElo "1920"]
[PlyCount "77"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. e3 Nc6 4. c4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. d3 Be7 8. Nbd2 0-0 9. Be2 Re8 10. 0-0 Bf8 11. a3 d5 12. cxd5 Nxd5 13. b4 a6 14. Rc1 f6 15. Ne4 Bf7 16. Nc5 Bxc5 17. Rxc5 a5 18. b5 Nce7 19. Qc1 Rc8 20. Rd1 Nb6 21. Ba1 Na4 22. Rc4 Nb6 23. Rc3 Na4 24. Rc4 Nb6 25. Rg4 c6 26. d4 cxb5 27. Qb1 e4 28. Qxe4 f5 29. Rxg7+ Kxg7 30. d5+ Kf8 31. Qd4 Ng8 32. Qg7+ Ke7 33. Ne5 Rf8 34. d6+ Ke8 35. Bxb5+ Rc6 36. d7+ Nxd7 37. Rxd7 Qxd7 38. Nxd7 Kxd7 39. Qxf8 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "8"]
[White "Deng, Henry"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "2117"]
[BlackElo "1920"]
[PlyCount "126"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Bg4 9. c3 e6 10. h3 Bh5 11. Bg5 Be7 12. 0-0 0-0 13. g4 Bg6 14. Ne5 Nd5 15. Bxe7 Qxe7 16. Bxg6 hxg6 17. Qf3 Qf6 18. Qg3 Nf4 19. Kh2 Rfd8 20. g5 Qf5 21. Rae1 c5 22. Nf3 Nd3 23. Re2 b6 24. Ne5 Nf4 25. Rd2 cxd4 26. cxd4 Rac8 27. Re1 Nh5 28. Qg4 Qf4+ 29. Qxf4 Nxf4 30. Kg3 Nd5 31. h4 Nb4 32. a3 Nc6 33. Red1 Ne7 34. Kg4 Rd5 35. Rh1 Nf5 36. f4 Rcd8 37. h5 gxh5+ 38. Rxh5 f6 39. gxf6 gxf6 40. Nf3 Kg7 41. Rdh2 Ne3+ 42. Kg3 Nf1+ 43. Kf2 Nxh2 44. Rxh2 Rh8 45. Rg2+ Kf7 46. Ke3 Rb5 47. Rc2 Rb3+ 48. Kf2 Rh3 49. Ne1 Rh2+ 50. Ng2 Kg6 51. Kg1 Rh7 52. Kf2 Kf5 53. Re2 Rhh3 54. Kg1 Rhg3 55. Kh2 Rh3+ 56. Kg1 Rbg3 57. Kf2 Rg4 58. Kg1 Rhg3 59. Kf1 Rxg2 60. Rxg2 Rxg2 61. Kxg2 Kxf4 62. d5 exd5 63. Kf2 d4 0-1

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "4"]
[White "Dobrikov, Marco"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2256"]
[BlackElo "1920"]
[PlyCount "105"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 0-0 8. Nf3 Re8 9. 0-0 h6 10. Bh4 Ne4 11. Bxe7 Qxe7 12. Qc2 f5 13. Ne5 Nd7 14. f4 Nxe5 15. fxe5 Be6 16. Bxe4 fxe4 17. Na4 Rad8 18. a3 Qg5 19. Qd2 Rf8 20. b4 Bc8 21. Nc3 Rf5 22. Rxf5 Bxf5 23. Rf1 Rf8 24. b5 Bd7 25. Rxf8+ Kxf8 26. a4 Qe7 27. Qb2 Qg5 28. Qf2+ Ke8 29. bxc6 Bxc6 30. h3 Qe7 31. Qg3 g5 32. Qg4 Kd8 33. Qf5 Kc7 34. e6 Qd6 35. a5 a6 36. Kf2 Qb4 37. Ne2 Qe7 38. Qe5+ Kc8 39. Qh8+ Qd8 40. Qxh6 Bb5 41. Ng3 Qxa5 42. Qf8+ Kc7 43. Qc5+ Kb8 44. Nf5 Qd2+ 45. Kg3 Qe1+ 46. Kh2 Qf2 47. Qxd5 Bf1 48. Qd6+ Ka7 49. Qc5+ Ka8 50. Qc8+ Ka7 51. Qc5+ Ka8 52. Qc8+ Ka7 53. Qc5+ 1/2-1/2

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "4"]
[White "Hernandez Bonilla, Amelia"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A72"]
[WhiteElo "2002"]
[BlackElo "1920"]
[PlyCount "89"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Nf3 0-0 9. Be2 Qe7 10. Nd2 a6 11. a4 Nfd7 12. 0-0 Ne5 13. Be3 h5 14. h3 Re8 15. f4 Ned7 16. Bf3 Nf8 17. Bf2 Nbd7 18. Re1 Qd8 19. Nc4 Nb6 20. Nd2 Rb8 21. a5 Na8 22. Nc4 b5 23. axb6 Nxb6 24. Na5 Bd7 25. Qd3 Qc8 26. Bg3 Na8 27. Ra2 Rb4 28. e5 h4 29. Bh2 Bf5 30. Qf1 Nb6 31. Nc6 Nc4 32. Nxb4 cxb4 33. Ne4 dxe5 34. Rc1 Bxe4 35. Rxc4 Bxf3 36. Rxc8 Rxc8 37. gxf3 exf4 38. Bxf4 b3 39. Rxa6 Bxb2 40. Rc6 Bd4+ 41. Kg2 Ra8 42. Rc1 Ra2+ 43. Kh1 Rf2 44. Qd1 Bf6 45. d6 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "6"]
[White "Kiseljova, Marya"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2031"]
[BlackElo "1920"]
[PlyCount "177"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bf4 Bb7 5. e3 Bb4+ 6. Nbd2 0-0 7. a3 Be7 8. Bd3 d6 9. 0-0 Nbd7 10. b4 c5 11. h3 Rc8 12. Rc1 Qc7 13. dxc5 bxc5 14. Bb1 e5 15. Bg5 h6 16. Bxf6 Nxf6 17. Qc2 Rfd8 18. Rfd1 Qb6 19. Qb2 cxb4 20. axb4 a5 21. b5 g6 22. Nb3 Ne4 23. Nfd2 Nxd2 24. Nxd2 f5 25. g4 f4 26. exf4 Rf8 27. f5 gxf5 28. Bxf5 Rxf5 29. gxf5 Kh8 30. Kf1 Rg8 31. Rc3 Bh4 32. Nf3 Bf6 33. Ke1 e4 34. Nd2 Be5 35. Qc2 Rg1+ 36. Ke2 Rg2 37. Re3 Bd4 38. Kf1 Rxf2+ 39. Kxf2 Bxe3+ 40. Ke2 Bg5 41. Qc3+ Kh7 42. Rf1 Qc5 43. f6 e3 44. Qd3+ Kg8 45. Nf3 Bxf3+ 46. Rxf3 Qe5 47. Qg6+ Kf8 48. Qg7+ Ke8 49. Qe7+ Qxe7 50. fxe7 Kxe7 51. b6 Kd7 52. b7 Kc7 53. Rf7+ Kb8 54. Kd3 a4 55. h4 Bxh4 56. Kxe3 Bg5+ 57. Kd4 a3 58. Kc3 a2 59. Kb2 Be3 60. Kxa2 Bc5 61. Kb3 h5 62. Kc3 h4 63. Kd3 h3 64. Ke2 h2 65. Rh7 Bg1 66. Kf3 Bc5 67. Ke4 h1Q+ 68. Rxh1 Kxb7 69. Kd5 Kb6 70. Rh7 Ka5 71. Kc6 Kb4 72. Rh4 Kc3 73. Kd5 Kb4 74. Rh1 Ka4 75. Rb1 Ka3 76. Ke4 Ka2 77. Rb7 Ka3 78. Kd3 Ka4 79. Kc3 Ka5 80. Rb5+ Ka6 81. Kd3 Ka7 82. Ke4 Ka6 83. Kd5 Ka7 84. Rxc5 dxc5 85. Kxc5 Kb8 86. Kb6 Kc8 87. Kc6 Kb8 88. Kd7 Kb7 89. c5 1-0

[Event "Titled Tuesday intern op 21st Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "9"]
[White "Maneluk, Daniil"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2322"]
[BlackElo "1920"]
[PlyCount "53"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Qd2 Rc8 11. Rab1 Ng4 12. Bxg4 Bxg4 13. Nxc6 bxc6 14. b4 a5 15. a3 Rb8 16. bxa5 Qxa5 17. Nd5 Rxb1 18. Nxe7+ Kh8 19. Qxa5 Rxf1+ 20. Kxf1 Rb8 21. f3 Be6 22. Qc7 Bxc4+ 23. Kf2 Rb2+ 24. Kg3 Be5+ 25. f4 Rb3 26. fxe5 Rxe3+ 27. Kf4 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "8"]
[White "Rose, Felix"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2091"]
[BlackElo "1920"]
[PlyCount "66"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. f3 Bd7 10. Qd2 a5 11. h4 h5 12. g4 hxg4 13. h5 gxf3 14. Bxf3 Ne5 15. Be2 Bg4 16. hxg6 fxg6 17. 0-0-0 Rc8 18. Bh6 Nxc4 19. Bxc4+ Rxc4 20. Bxg7 Kxg7 21. Rdg1 Qb6 22. Rxg4 Qxd4 23. Qh6+ Kf7 24. Qxg6+ Ke6 25. Qf5+ Kf7 26. Kb1 Rxc3 27. Qg6+ Ke6 28. Qf5+ Kf7 29. bxc3 Qxc3 30. Qg6+ Ke6 31. Qf5+ Kf7 32. Qg6+ Ke6 33. Qf5+ Kf7 1/2-1/2

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.16"]
[Round "9"]
[White "Peroza, Eduardo Antunes"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2117"]
[BlackElo "1893"]
[PlyCount "75"]
[EventDate "2022.10.12"]
[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 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Qc7 6. Nc3 Bd7 7. Nb5 Bxb5 8. Bxb5+ Nc6 9. Bxc6+ Qxc6 10. c3 Bxc5 11. Bxc5 Qxc5 12. Qa4+ Qc6 13. Qxc6+ bxc6 14. Ne2 Ne7 15. 0-0-0 0-0 16. Nf4 Rab8 17. h4 c5 18. Rh3 Rb6 19. Rd2 Rfb8 20. c4 Rb4 21. Rc3 Ra4 22. b3 d4 23. bxa4 dxc3 24. Rd7 Nc6 25. Kc2 Nxe5 26. Rxa7 Nxc4 27. Kxc3 Nd6 28. Kc2 g6 29. Nd3 Kg7 30. Rc7 Ra8 31. Nxc5 Kf6 32. Kd3 Ke5 33. Nd7+ Kf5 34. Rc6 Ne4 35. Rc4 Nxf2+ 36. Ke3 Nd1+ 37. Ke2 Nb2 38. g4# 1-0

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.15"]
[Round "7"]
[White "Becker, Rogerio Sperb"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2081"]
[BlackElo "1893"]
[PlyCount "107"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. 0-0 e5 8. a3 Rb8 9. Rb1 f6 10. d3 Be7 11. Be3 0-0 12. b4 cxb4 13. axb4 Bxb4 14. Bxa7 Nxa7 15. Rxb4 Nc6 16. Rb2 b5 17. Qc2 Bd7 18. Nxb5 Nxb5 19. Rxb5 Rxb5 20. Qc4+ Kh8 21. Qxb5 Qe7 22. Qa6 Qc5 23. h3 f5 24. Qb7 Qd6 25. Qb2 e4 26. dxe4 fxe4 27. Ng5 e3 28. f4 h6 29. Nf3 Re8 30. Qc2 Nd4 31. Nxd4 Qxd4 32. Rd1 Qa4 33. Qxa4 Bxa4 34. Rd4 Bb5 35. Bf3 Kh7 36. Kg2 Rc8 37. Be4+ Kg8 38. Kf3 Rc1 39. Kxe3 Re1 40. Bf3 Kf8 41. h4 Ke7 42. g4 Rb1 43. f5 Kf6 44. Kf4 Rf1 45. g5+ hxg5+ 46. hxg5+ Kf7 47. Ke5 Rf2 48. Bd5+ Ke7 49. e4 Rg2 50. Rb4 Be8 51. Rb7+ Kf8 52. Rb8 Ke7 53. f6+ Kd7 54. Rb7+ 1-0

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.15"]
[Round "8"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Lazzarotti, Calebe Kadlubiski"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1893"]
[BlackElo "1668"]
[PlyCount "53"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Qe2 Nc6 5. Ngf3 dxe4 6. dxe4 e5 7. c3 Bc5 8. Nc4 Qe7 9. Bg5 h6 10. Bh4 Bg4 11. 0-0-0 0-0 12. Ne3 Be6 13. Nd5 Bxd5 14. exd5 e4 15. dxc6 exf3 16. Qxf3 Qe6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. cxb7 Rab8 20. Ba6 Bxf2 21. Rhf1 Bc5 22. Rxf6 Rfe8 23. Rd7 Bd6 24. Rfxf7 Bxh2 25. Rg7+ Kh8 26. Rh7+ Kg8 27. Bc4+ 1-0

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.14"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Cubas, Jose Fernando"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "1893"]
[BlackElo "2468"]
[PlyCount "78"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 d5 5. Nc3 Nc6 6. Be2 dxc4 7. Bxc4 cxd4 8. exd4 Be7 9. 0-0 0-0 10. Re1 a6 11. a3 b5 12. Ba2 b4 13. d5 bxc3 14. dxc6 Qb6 15. bxc3 Bc5 16. Nd4 Bxd4 17. cxd4 Qxc6 18. d5 Nxd5 19. Bb2 Nf4 20. Qg4 Ng6 21. h4 h5 22. Qg3 Qa4 23. Qc3 e5 24. Qg3 Qg4 25. Bxe5 Nxe5 26. Qxe5 Bb7 27. Qg5 Qxg5 28. hxg5 Rad8 29. Rad1 g6 30. Kh2 Bc6 31. Kg3 Kg7 32. f3 Ba4 33. Rxd8 Rxd8 34. Re7 Be8 35. Bc4 Kf8 36. Ra7 Rd4 37. Bxa6 Ra4 38. Ra8 Rxa3 39. Bb7 Rxa8 1/2-1/2

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.14"]
[Round "5"]
[White "Machado, Luiz Fernando"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1728"]
[BlackElo "1893"]
[PlyCount "76"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. c4 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Kh1 a5 11. f4 a4 12. f5 Qa5 13. Rc1 a3 14. b3 Rac8 15. g4 Qe5 16. Nf3 Qa5 17. Nd4 Nxd4 18. Bxd4 Bc6 19. Bf3 Nd7 20. Bxg7 Kxg7 21. Nd5 Bxd5 22. exd5 Ne5 23. Qd4 Qc5 24. Qc3 b5 25. Be2 bxc4 26. Bxc4 f6 27. Qg3 Qd4 28. Rce1 g5 29. h3 h5 30. gxh5 Rh8 31. Rxe5 dxe5 32. Qg4 Qd2 33. h4 Kh6 34. Kg1 Rhg8 35. d6 Rg7 36. Rd1 Qe3+ 37. Kh1 gxh4 38. Qe2 Qh3+ 0-1

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.13"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Devens, Bruno Vendrusculo"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "1893"]
[BlackElo "1564"]
[PlyCount "71"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. Re1 c6 9. e4 Re8 10. h3 Qb6 11. d5 c5 12. Qc2 Nf8 13. Be3 Bd7 14. Rab1 Qc7 15. Nd2 Nh5 16. b4 b6 17. bxc5 bxc5 18. Nb5 Qb6 19. a4 a6 20. a5 Qb8 21. Nc3 Qc7 22. Rb6 Reb8 23. Reb1 Rxb6 24. Rxb6 Bc8 25. Qb2 Bf6 26. Nb3 Nd7 27. Rc6 Qb8 28. g4 Nf4 29. Na4 Bb7 30. Rb6 Nxb6 31. Nxb6 Ra7 32. Bxf4 Bd8 33. Bxe5 dxe5 34. Nxc5 Qd6 35. Nd3 Ba8 36. Nc8 1-0

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.13"]
[Round "3"]
[White "Menna Barreto, Luiz Ney"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2235"]
[BlackElo "1893"]
[PlyCount "65"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 Nc6 7. Bg2 e5 8. d3 Be7 9. 0-0 0-0 10. Be3 Qe6 11. a3 Bd7 12. Rc1 Nd4 13. Nxd4 cxd4 14. Bd2 Qb6 15. b4 Rac8 16. Qb3 Rxc1 17. Rxc1 Rc8 18. Rxc8+ Bxc8 19. Bd5 Be6 20. Bxe6 Qxe6 21. Qxe6 fxe6 22. Kg2 Kf7 23. Kf3 g5 24. Ke4 Bf6 25. b5 Be7 26. a4 Kf6 27. h3 Bd6 28. e3 Bc5 29. exd4 Bxd4 30. f4 gxf4 31. gxf4 Bb2 32. fxe5+ Bxe5 33. Bg5+ 1-0

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.12"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Consoli, Anderson Luiz"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1893"]
[BlackElo "1516"]
[PlyCount "51"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. Be2 Be7 10. 0-0 0-0 11. f4 f5 12. fxe5 dxe5 13. d6 Bf6 14. Nc7 g5 15. Nxa8 g4 16. Bh6 Bg7 17. Qd5+ Kh8 18. Bxg7+ Kxg7 19. Qxe5+ Qf6 20. Qxf6+ Rxf6 21. Nc7 Bd7 22. Rad1 h5 23. Rfe1 a6 24. Bc4 Nc6 25. Re7+ Nxe7 26. dxe7 1-0

[Event "Concordia op 6th"]
[Site "Concordia"]
[Date "2022.10.12"]
[Round "1"]
[White "Toffoli, Vanessa"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "1140"]
[BlackElo "1893"]
[PlyCount "106"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nxc6 bxc6 8. 0-0 Nf6 9. Bg5 Be7 10. f4 h5 11. h3 Qb6+ 12. Kh1 Qxb2 13. Bxf6 Bxf6 14. e5 Qxc3 15. exf6 Qxf6 16. Rb1 g6 17. Qe2 Kf8 18. Rb6 a5 19. Rfb1 Kg7 20. Qf3 a4 21. R6b4 Ba6 22. Rxa4 Bxd3 23. Rxa8 Rxa8 24. Qxd3 Rxa2 25. Qxd7 Rxc2 26. Qd3 Qc3 27. Qe4 Rc1+ 28. Rxc1 Qxc1+ 29. Kh2 Qc3 30. Kg1 c5 31. Kf1 Qd4 32. Qf3 c4 33. Ke2 c3 34. Qd3 Qxd3+ 35. Kxd3 Kf6 36. Kxc3 Kf5 37. g3 h4 38. gxh4 Kxf4 39. Kd4 e5+ 40. Kd3 Kf3 41. Kd2 Kf2 42. Kd3 f5 43. h5 gxh5 44. h4 e4+ 45. Kd4 e3 46. Ke5 e2 47. Kf4 e1Q 48. Kg5 Kg3 49. Kxh5 Qe7 50. Kg6 Kxh4 51. Kh6 Qf6+ 52. Kh7 Kg5 53. Kg8 Qe7 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.28"]
[Round "7"]
[White "Andersson, Cristian De Oliveir"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "1464"]
[BlackElo "1873"]
[PlyCount "20"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. Nc3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. d4 Ng4 8. Qd3 f5 9. Nd2 d5 10. cxd5 exd5 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.27"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Ayala Ruiz, Miguel Angel"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1873"]
[BlackElo "1618"]
[PlyCount "76"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. d5 c6 5. e4 Nf6 6. Bxc4 Bb4 7. Qb3 Bxc3+ 8. bxc3 cxd5 9. exd5 0-0 10. Ne2 Nbd7 11. Ba3 Re8 12. d6 Rf8 13. Qc2 a6 14. 0-0 b5 15. Bd3 Bb7 16. Ng3 Rc8 17. Nf5 Kh8 18. Ne7 Rb8 19. Rfe1 e4 20. Bxe4 Bxe4 21. Rxe4 Nxe4 22. Qxe4 Nf6 23. Qd4 Qd7 24. Rd1 a5 25. Bc5 Rfe8 26. g4 Nxg4 27. Rd3 Nh6 28. Rg3 f6 29. Qf4 Rbd8 30. h3 Qe6 31. Re3 Qxa2 32. d7 Qb1+ 33. Kh2 Rxd7 34. Nf5 Rxe3 35. Nxe3 Rd8 36. Be7 Re8 37. Qd6 Qe4 38. Bxf6 Qe6 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.27"]
[Round "5"]
[White "Gauche, Charles"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2240"]
[BlackElo "1873"]
[PlyCount "72"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. e4 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nge2 0-0 7. 0-0 d6 8. h3 Ne8 9. d3 Nc7 10. Be3 Ne6 11. a3 Ned4 12. Rb1 f5 13. f4 Be6 14. Nd5 Qd7 15. Kh2 Rac8 16. b4 cxb4 17. axb4 Nxe2 18. Qxe2 Bxd5 19. exd5 Nd8 20. Bxa7 b5 21. Bf2 bxc4 22. dxc4 Qa4 23. Rfc1 Re8 24. c5 Kh8 25. c6 e5 26. b5 Nf7 27. Qc2 Qa5 28. b6 exf4 29. gxf4 Nd8 30. b7 Nxb7 31. Rxb7 Qa6 32. Qc4 Qa5 33. Bd4 Qd2 34. Bxg7+ Kg8 35. Rb2 Qe3 36. Bh6 Qa7 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.26"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Mendes Domingues, Ribeiro Matheus"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1873"]
[BlackElo "2128"]
[PlyCount "128"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 c6 8. Nge2 Nbd7 9. 0-0 Re8 10. f3 Nf8 11. Bh4 Ne6 12. Bf2 b5 13. Ng3 g6 14. Rc1 Bb7 15. h3 Rc8 16. e4 b4 17. Nce2 Qa5 18. e5 Nd7 19. f4 c5 20. f5 Ng5 21. e6 fxe6 22. fxg6 h6 23. h4 Ne4 24. Nxe4 dxe4 25. Bc4 Bd5 26. Bxd5 exd5 27. dxc5 Qxa2 28. b3 Nf6 29. Bd4 Qa6 30. Ra1 Qc6 31. Rxa7 Bxc5 32. Rf7 Re6 33. Kh1 Nh5 34. Rh7 Bxd4 35. Qxd4 Rf6 36. Rxf6 Nxf6 37. Qa7 Nd7 38. Qxd7 Qxg6 39. Qxc8+ Kxh7 40. Qd7+ Kh8 41. Qxd5 Qg4 42. Qd4+ Kh7 43. Qf2 e3 44. Qxe3 Qxh4+ 45. Qh3 Qe1+ 46. Ng1 Qd2 47. Qf3 Qe1 48. Kh2 Qe5+ 49. Qg3 Qc5 50. Nh3 Qc2 51. Nf4 Kh8 52. Qg6 Qxb3 53. Nh5 Qc3 54. Qf6+ Qxf6 55. Nxf6 b3 56. Ne4 b2 57. Nd2 Kg7 58. Kg3 Kf6 59. Kf4 Ke6 60. Ke4 Kf6 61. Kd3 Kf5 62. Kc2 Kf4 63. Nf1 h5 64. Kxb2 h4 1/2-1/2

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.25"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Labussiere, Yago"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1873"]
[BlackElo "2257"]
[PlyCount "138"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 Nf6 7. e5 Nd5 8. c4 Nb4 9. Qc3 c5 10. Be3 Bg7 11. f4 d6 12. Be2 Qc7 13. a3 Nc6 14. Bf3 Bb7 15. 0-0 dxe5 16. Bxc5 0-0 17. Qe1 exf4 18. Nc3 Ne5 19. Bxb7 Qxc5+ 20. Kh1 Rab8 21. Ba6 Nd3 22. Qe2 Nxb2 23. Nd5 e6 24. Nxf4 Rb6 25. Bb5 a6 26. Bd7 Rd6 27. Nxe6 Qxc4 28. Qxc4 Nxc4 29. Nxf8 Bxa1 30. Rxa1 Kxf8 31. Bg4 a5 32. Be2 Ne3 33. Kg1 Rd2 34. Kf2 Nxg2 35. Kf3 Nh4+ 36. Ke3 Rb2 37. a4 Ng2+ 38. Kf3 Nf4 39. Bb5 Ne6 40. Ke4 Nc7 41. Bc4 Rxh2 42. Rb1 Ke7 43. Rb7 Kd6 44. Ra7 Rh5 45. Kd4 f6 46. Rb7 Kc6 47. Rb8 Rh4+ 48. Kd3 Kc5 49. Bb5 Rh3+ 50. Ke4 Rh4+ 51. Kd3 Rd4+ 52. Kc2 f5 53. Rc8 Kb6 54. Rb8+ Ka7 55. Rh8 Nxb5 56. Rxh7+ Kb6 57. axb5 Kxb5 58. Rb7+ Kc5 59. Rc7+ Kd5 60. Kc3 Rg4 61. Ra7 a4 62. Ra5+ Ke6 63. Kd2 Kf6 64. Ke3 Rb4 65. Ra6+ Kg5 66. Kf3 Rb3+ 67. Kf2 a3 68. Ra4 Rb2+ 69. Kf3 a2 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.25"]
[Round "3"]
[White "Dos Santos, Douglas Asterio"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1503"]
[BlackElo "1873"]
[PlyCount "43"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c3 d5 4. Bf4 Nc6 5. e3 Qb6 6. b3 Bf5 7. Nbd2 e6 8. Be2 cxd4 9. cxd4 h6 10. 0-0 Ba3 11. h3 0-0 12. Re1 Bb2 13. Rb1 Bxb1 14. Qxb1 Ba3 15. Bd3 Nb4 16. Ne5 Rac8 17. Ndf3 Rc3 18. e4 Nxd3 19. Rd1 Nxf4 20. exd5 exd5 21. g3 Nxh3+ 22. Kg2 0-1

[Event "BRA-ch U20"]
[Site "Concordia"]
[Date "2021.10.03"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Constantino, Pedro Henrique"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "1853"]
[BlackElo "1468"]
[PlyCount "97"]
[EventDate "2021.09.30"]
[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 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. Nc3 Nbd7 8. cxd5 cxd5 9. Bg5 e6 10. Rc1 a6 11. Qb3 Qb6 12. Na4 Qxb3 13. axb3 Ne4 14. Be7 Re8 15. Ba3 a5 16. Nc3 Ndf6 17. Nb5 Rd8 18. Be7 Rd7 19. Ba3 Rd8 20. Nc7 Rb8 21. Ne5 Bf8 22. Bxf8 Rxf8 23. Rc2 Nd7 24. Bxe4 dxe4 25. Nb5 Nxe5 26. dxe5 Bd7 27. Nd6 Bc6 28. Rc5 Ra8 29. Ra1 f6 30. exf6 Rxf6 31. Rcxa5 Rd8 32. Ra8 Rff8 33. Rxd8 Rxd8 34. Nc4 Bd5 35. Rd1 Rc8 36. Nb6 Bxb3 37. Nxc8 Bxd1 38. Kf1 Bb3 39. Ke1 Kf8 40. Kd2 Bd5 41. Ke3 Ke8 42. Nd6+ Ke7 43. Nxe4 h6 44. Nc3 Bc6 45. Kd4 Kf6 46. f4 Kf5 47. h3 g5 48. e4+ Kg6 49. Ke5 1-0

[Event "BRA-ch U20"]
[Site "Concordia"]
[Date "2021.10.02"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Albiero, Marco Antonio Batis"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1853"]
[BlackElo "1546"]
[PlyCount "47"]
[EventDate "2021.09.30"]
[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. Bg5 Be7 5. e3 0-0 6. Nf3 b6 7. Rc1 Bb7 8. Bd3 dxc4 9. Bxc4 Nbd7 10. 0-0 c5 11. Qe2 Ne4 12. Bf4 Bf6 13. Nxe4 Bxe4 14. Rfd1 cxd4 15. exd4 Bb7 16. Bb5 g5 17. Bd6 Be7 18. Bxe7 Qxe7 19. Rc7 Bc8 20. Rdc1 Qd6 21. Nxg5 Nf6 22. Qf3 Qd5 23. Qxf6 Qxb5 24. Rxf7 1-0

[Event "BRA-ch U20"]
[Site "Concordia"]
[Date "2021.10.02"]
[Round "5"]
[White "Primo, Ricardo de Lima"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "B39"]
[BlackElo "1853"]
[PlyCount "80"]
[EventDate "2021.09.30"]
[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 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Be2 0-0 11. Rc1 d6 12. 0-0 Be6 13. b3 Qa5 14. Qd2 a6 15. Rfd1 Rad8 16. f3 f5 17. Nd5 Qxd2 18. Rxd2 Bxd5 19. exd5 Rc8 20. Rcd1 Rfe8 21. Kf1 Rc7 22. Rb1 Rb8 23. f4 Nxe2 24. Rxe2 b5 25. Rc1 bxc4 26. bxc4 Rb4 27. Rec2 Rcb7 28. c5 dxc5 29. Rxc5 exf4 30. Rc8+ Kf7 31. R1c7+ Rxc7 32. Rxc7+ Ke8 33. Bc5 Rb1+ 34. Ke2 Bf6 35. Rxh7 Rb5 36. Rc7 Be5 37. Re7+ Kd8 38. Rxe5 Rxc5 39. Re6 g5 40. Rxa6 Rxd5 1/2-1/2

[Event "BRA-ch U20"]
[Site "Concordia"]
[Date "2021.10.01"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Da Silva Neto, Nelson Mauricio"]
[Result "1-0"]
[ECO "D74"]
[WhiteElo "1853"]
[PlyCount "67"]
[EventDate "2021.09.30"]
[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 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d5 6. 0-0 Nc6 7. cxd5 Nxd5 8. e4 Nb6 9. d5 Ne5 10. Nxe5 Bxe5 11. Nc3 e6 12. Bh6 Re8 13. f4 Bg7 14. Bxg7 Kxg7 15. Qd4+ Qf6 16. e5 Qd8 17. Rad1 exd5 18. Bxd5 Nxd5 19. Qxd5 Qxd5 20. Nxd5 Bg4 21. Rc1 Rad8 22. Nf6 Be2 23. Rf2 Bb5 24. Nxe8+ Rxe8 25. Rd2 Bc6 26. b4 a6 27. a4 Re7 28. Rdc2 Re6 29. Rc4 Bxa4 30. Rxc7 Rb6 31. R1c4 Bc6 32. e6 Bd5 33. Rxf7+ Kh6 34. Rcc7 1-0

[Event "BRA-ch U20"]
[Site "Concordia"]
[Date "2021.10.01"]
[Round "3"]
[White "Caetano, Ryan Wesley da Cost"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2199"]
[BlackElo "1853"]
[PlyCount "115"]
[EventDate "2021.09.30"]
[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 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Be7 6. e3 0-0 7. Bd3 c5 8. 0-0 d6 9. b4 Nbd7 10. Bb2 Rc8 11. Qe2 Qc7 12. Rfd1 a6 13. d5 exd5 14. cxd5 b5 15. Rac1 Qb6 16. e4 Rfe8 17. h3 Nf8 18. Qd2 N6d7 19. Ne2 Bf6 20. Ng3 c4 21. Bxf6 Nxf6 22. Bb1 Ng6 23. Rc3 a5 24. Nd4 axb4 25. axb4 Ra8 26. Rf3 Nd7 27. Ngf5 Nde5 28. Rg3 c3 29. Rxc3 Nc4 30. Qg5 Bc8 31. h4 f6 32. Qg3 Bxf5 33. Nxf5 Ra7 34. Kh2 Nf8 35. Bd3 Ne5 36. Be2 g6 37. f4 Nf7 38. Rc6 Qb8 39. Bf3 Ra3 40. Re1 Kh8 41. Nd4 Rd3 42. Nc2 Rc8 43. Qg4 Rxc6 44. dxc6 Qc7 45. Ne3 Qxc6 46. Nd5 Kg7 47. h5 Qd7 48. Qxd7 Nxd7 49. Be2 Rb3 50. Bxb5 Nf8 51. Ra1 Ne6 52. Ra7 Ned8 53. Bc4 Rb2 54. b5 gxh5 55. Ne7 Rb4 56. Rc7 Kf8 57. Nd5 Rb2 58. Nxf6 1-0

[Event "BRA-ch U20"]
[Site "Concordia"]
[Date "2021.09.30"]
[Round "1"]
[White "Chitolina, Ezequiel Henrique"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1049"]
[BlackElo "1853"]
[PlyCount "126"]
[EventDate "2021.09.30"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nc3 Nb6 7. Be2 Bf5 8. Bf4 e6 9. a3 Be7 10. Qd2 Nbd5 11. Nxd5 Nxd5 12. Bg3 0-0 13. 0-0 Bf6 14. c3 Qe7 15. Rfe1 Rfd8 16. Bc4 Nb6 17. Bb3 c5 18. Qf4 cxd4 19. cxd4 Qd7 20. Rad1 Qb5 21. Qe3 Nd5 22. Bxd5 Rxd5 23. b4 Bg4 24. Rd2 Bxf3 25. gxf3 Rad8 26. Red1 Bg5 27. f4 Bf6 28. f3 Rc8 29. Bf2 Rc4 30. Qd3 Qc6 31. Qe4 g6 32. Rd3 Rc2 33. Be1 Qc4 34. Qe3 Qa2 35. R3d2 Rxd2 36. Rxd2 Qa1 37. Kg2 Rxd4 38. Rc2 Rd1 39. Bc3 Bxc3 40. Rxc3 Qb2+ 41. Kg3 Rg1+ 42. Qxg1 Qxc3 43. Qxa7 Qc7 44. Qd4 b5 45. h3 h5 46. h4 Kf8 47. Kf2 Ke7 48. Ke3 Qc1+ 49. Ke4 f5+ 50. Kd3 Qxa3+ 51. Qc3 Qxc3+ 52. Kxc3 Kd7 53. Kd3 Kc6 54. Ke3 Kd5 55. Kd3 e5 56. fxe5 Kxe5 57. Ke3 f4+ 58. Kd3 g5 59. hxg5 h4 60. g6 Kf6 61. Ke2 Kxg6 62. Kf2 Kf5 63. Kg2 Ke5 0-1

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "5"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Flores Quillas, Diego Saul Rodrigo"]
[Result "0-1"]
[ECO "A67"]
[WhiteElo "1853"]
[BlackElo "2245"]
[PlyCount "88"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 0-0 10. Nf3 Na6 11. 0-0 Nb4 12. Re1 a6 13. Bf1 Re8 14. Bd2 Rb8 15. Kh1 h6 16. Qb3 Nf6 17. e5 dxe5 18. fxe5 Nfxd5 19. Ne4 b6 20. Nd6 Re7 21. Bc4 Be6 22. Rad1 Qc7 23. Bc3 Nxc3 24. bxc3 Nc6 25. Bxe6 Rxe6 26. Rf1 Rd8 27. Rde1 Rf8 28. Kg1 Nxe5 29. Nxe5 Rxe5 30. Rxe5 Bxe5 31. Nc4 Bxh2+ 32. Kh1 Bg3 33. Rf3 Re8 34. Ne3 Bf4 35. Nf1 c4 36. Qc2 Re5 37. Qf2 Rh5+ 38. Kg1 Bh2+ 39. Nxh2 Qxh2+ 40. Kf1 Qh1+ 41. Ke2 Re5+ 42. Kd2 Rd5+ 43. Ke3 Qd1 44. Ke4 Rd6 0-1

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "7"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Melian, Juan Sebastian"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1853"]
[BlackElo "1978"]
[PlyCount "76"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. e3 0-0 6. Bd3 c5 7. Nge2 cxd4 8. exd4 dxc4 9. Bxc4 b6 10. 0-0 Ba6 11. Bxa6 Nxa6 12. Qa4 Qc8 13. Bg5 Be7 14. Rac1 Qb7 15. Nb5 Rfd8 16. Rfd1 Rd7 17. Rd2 Rad8 18. Rdc2 h6 19. Bxf6 Bxf6 20. Rc4 e5 21. dxe5 Bxe5 22. b4 Rd2 23. Re4 Bf6 24. a3 Bb2 25. Re1 R8d7 26. Ng3 Nc7 27. Nxc7 Qxc7 28. Nf1 R2d3 29. Qb5 Rxa3 30. Qf5 g6 31. Qb5 Ra1 32. Rxa1 Bxa1 33. Rc4 Qd6 34. Rc1 Rc7 35. Rxc7 Qxc7 36. Qd5 a5 37. b5 Kg7 38. Ne3 Qf4 0-1

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "1"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Melo, Diego Roiphe De Cas"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1853"]
[BlackElo "1130"]
[PlyCount "81"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 dxc4 5. a4 Bf5 6. Bxf6 exf6 7. e4 Bg6 8. Bxc4 Bb4 9. f3 0-0 10. Nge2 Nd7 11. 0-0 a6 12. Qb3 Bxc3 13. Qxc3 Qb6 14. a5 Qc7 15. Rfd1 Rfe8 16. Ng3 Rad8 17. Rac1 Nf8 18. b4 Ne6 19. Bf1 Qd6 20. d5 cxd5 21. Rxd5 Qe7 22. Qd2 Rxd5 23. exd5 Rd8 24. Rd1 h6 25. Qe2 Qxb4 26. dxe6 Qxa5 27. Rxd8+ Qxd8 28. e7 Qe8 29. Qe3 f5 30. Qc5 f6 31. Bc4+ Bf7 32. Bxf7+ Kxf7 33. Nxf5 Qd7 34. Qc4+ Kg6 35. Qg4+ Kf7 36. Qxg7+ Ke6 37. Qg8+ Kxf5 38. Qg4+ Ke5 39. Qxd7 Kf4 40. Qd4+ Kg5 41. Qg4# 1-0

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "3"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Yang, Benjamin1111"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1853"]
[BlackElo "1854"]
[PlyCount "135"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[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 Be7 6. e3 c6 7. Bd3 Be6 8. Nge2 Nh5 9. Bf4 Nd7 10. 0-0 Nxf4 11. Nxf4 Nf6 12. Rc1 0-0 13. a3 Qd7 14. Nxe6 fxe6 15. f4 c5 16. Qe2 c4 17. Bb1 g6 18. Rcd1 b5 19. e4 b4 20. axb4 Bxb4 21. e5 Nh5 22. Qe3 Rab8 23. g4 Ng7 24. Rf2 Rf7 25. Rdf1 Rbf8 26. Ne2 Qd8 27. f5 gxf5 28. gxf5 Nxf5 29. Bxf5 Rxf5 30. Rxf5 exf5 31. Ng3 Qd7 32. Nh5 Qe6 33. Nf4 Qc6 34. Rf3 Rf7 35. Rg3+ Rg7 36. Rxg7+ Kxg7 37. Qg3+ Kf8 38. Qg5 Qd7 39. Qf6+ Kg8 40. Nh5 c3 41. bxc3 Bxc3 42. e6 Qc7 43. e7 Bxd4+ 44. Qxd4 Qxe7 45. Qxd5+ Qf7 46. Qa8+ Qf8 47. Qxa7 Qh6 48. Qb8+ Kf7 49. Qc7+ Kg6 50. Nf4+ Kg5 51. Nd5 Qe6 52. Qg3+ Kh6 53. Qe3+ Qxe3+ 54. Nxe3 Kg5 55. Kg2 Kf4 56. Nd5+ Ke5 57. Nb4 Kf4 58. Nd3+ Ke4 59. Nf2+ Kf4 60. h3 h5 61. Nd3+ Ke4 62. Nc5+ Ke3 63. Ne6 f4 64. Ng5 Ke2 65. Nf3 Ke3 66. Ng1 Ke4 67. Kf2 h4 68. Nf3 1-0

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "9"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Zapatel Acuna, Jhair Jesus"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1853"]
[PlyCount "127"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[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 Be7 6. e3 c6 7. Bd3 0-0 8. Nge2 Bg4 9. f3 Bh5 10. 0-0 Bg6 11. Bxg6 hxg6 12. Bh4 Re8 13. Bf2 Na6 14. Qd2 Qb6 15. Rad1 Rad8 16. h3 Bd6 17. Qc2 Bb4 18. Nb1 Re7 19. a3 Bd6 20. Nbc3 Rde8 21. Rfe1 Qc7 22. Qd3 Bh2+ 23. Kh1 Nh5 24. f4 Bg3 25. Nxg3 Nf6 26. Rc1 Qd6 27. Kg1 Nc7 28. f5 g5 29. e4 dxe4 30. Ngxe4 Nxe4 31. Nxe4 Qf4 32. Nc3 g4 33. hxg4 Qxg4 34. f6 Rxe1+ 35. Rxe1 Rxe1+ 36. Bxe1 Ne6 37. Ne4 Nf4 38. Qf3 Ne2+ 39. Kf2 Qxf3+ 40. gxf3 Nxd4 41. Bc3 Nf5 42. fxg7 Nxg7 43. Bxg7 Kxg7 44. Ke3 Kf8 45. Kd4 Ke7 46. Ke5 b6 47. b4 a6 48. f4 a5 49. bxa5 bxa5 50. a4 Kd7 51. Kf6 Kc7 52. Kxf7 Kb6 53. Ke6 c5 54. Kd5 c4 55. Kxc4 Kc6 56. f5 Kd7 57. Kd5 Ke7 58. Ke5 Kf7 59. Nd6+ Ke7 60. f6+ Kf8 61. Ke6 Kg8 62. Ke7 Kh7 63. f7 Kg6 64. f8Q 1-0

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "2"]
[White "Jaque Gutierrez, Matias"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2019"]
[BlackElo "1853"]
[PlyCount "38"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. a3 e5 8. b4 cxb4 9. axb4 Bxb4 10. Nxe5 0-0 11. Nxc6 bxc6 12. Bxc6 Rb8 13. 0-0 Qf6 14. Qa4 Rb6 15. Rb1 Bh3 16. Bg2 Bxg2 17. Kxg2 Bxc3 18. Rxb6 axb6 19. dxc3 Qxc3 1/2-1/2

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "8"]
[White "Pizarro Yere, Maximilano"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1394"]
[BlackElo "1853"]
[PlyCount "77"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 c5 3. e3 f6 4. d4 Nc6 5. Be2 Bg4 6. Bb2 e6 7. 0-0 cxd4 8. exd4 Bd6 9. c4 Nge7 10. Nc3 dxc4 11. Ne4 cxb3 12. Qxb3 0-0 13. h3 Bf5 14. Nxd6 Qxd6 15. Ba3 Qd7 16. Rad1 Rfe8 17. Rfe1 Nd5 18. Nh4 Bg6 19. Nxg6 hxg6 20. Qg3 Qf7 21. Bd3 f5 22. Bc4 Rac8 23. Bd6 Rcd8 24. Bxd5 exd5 25. Be5 Re6 26. Re3 Rde8 27. h4 Na5 28. Qg5 Qe7 29. Rg3 Nc4 30. h5 Nxe5 31. Qxe7 R8xe7 32. dxe5 gxh5 33. f4 Ra6 34. Rxd5 Rxa2 35. Rg5 a5 36. Rd8+ Kf7 37. Rxf5+ Ke6 38. Rff8 Rd7 39. f5+ 1-0

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "6"]
[White "Varillas Jimenes, Ivan"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2028"]
[BlackElo "1853"]
[PlyCount "34"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nc7 6. Nf3 Nc6 7. a3 g6 8. b4 cxb4 9. axb4 Bg7 10. Rb1 Bf5 11. Rb2 a6 12. 0-0 0-0 13. Qe1 Qc8 14. d3 Rd8 15. Bd2 Bh3 16. Rb1 Bxg2 17. Kxg2 Ne6 1/2-1/2

[Event "Pan American-ch Hybrid U16 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "4"]
[White "Vasquez Vargas, Henry Richard"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1998"]
[BlackElo "1853"]
[PlyCount "160"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Nfd2 f5 5. Nc3 Be7 6. e3 Nf6 7. f3 0-0 8. Be2 Qe8 9. Qc2 Qg6 10. 0-0 Nc6 11. a3 Qh6 12. Nb3 Qg6 13. f4 Ng4 14. Bxg4 Qxg4 15. Qe2 Qxe2 16. Nxe2 a5 17. d5 Nb8 18. Bd2 a4 19. Nbd4 Bf6 20. Bc3 Bd7 21. Nc2 Na6 22. Bxf6 Rxf6 23. Nb4 Rff8 24. Nxa6 Rxa6 25. Rac1 Ra5 26. Kf2 Kf7 27. Ke1 c5 28. dxc6 bxc6 29. Kd2 Rb8 30. Rc2 Rb3 31. Nc1 Rb7 32. Na2 Be6 33. Rfc1 c5 34. Rd1 d5 35. Kc1 dxc4 36. Nc3 Raa7 37. Rcd2 Rb3 38. Rd6 Rab7 39. R1d2 Rxc3+ 40. bxc3 Rb3 41. Kc2 Rxa3 42. Rb6 Ra2+ 43. Rb2 Ra1 44. Rd1 Ra3 45. Rd6 Ke7 46. Rc6 Kd7 47. Rxc5 Ra1 48. Ra5 a3 49. Rb7+ Kc6 50. Rxg7 a2 51. Kb2 Re1 52. Kxa2 Re2+ 53. Ka3 Rxe3 54. Kb4 Re1 55. Re5 Bd5 56. Rxh7 Rb1+ 57. Ka3 Rb3+ 58. Ka2 Rxc3 59. Rh6+ Kc5 60. Rh5 Rc2+ 61. Kb1 Rxg2 62. Rhxf5 Rd2 63. Kc1 Rd3 64. h4 c3 65. h5 e3 66. h6 Kc4 67. h7 e2 68. Rxe2 Rh3 69. Ree5 Rh1+ 70. Kc2 Rh2+ 71. Kb1 Kb3 72. Rh5 Rf2 73. Re1 Be4+ 74. Kc1 Rc2+ 75. Kd1 Bf3+ 76. Re2 Rxe2 77. Rb5+ Kc4 78. Kc1 Re1+ 79. Kc2 Bd1+ 80. Kc1 Bb3# 0-1

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.25"]
[Round "7"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Pereira, Armando Scharlau"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1876"]
[BlackElo "1737"]
[PlyCount "91"]
[EventDate "2021.07.22"]
[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 c5 3. g3 g6 4. Bg2 Bg7 5. 0-0 cxd4 6. Nxd4 Nc6 7. Nb3 0-0 8. Nc3 a6 9. a4 d6 10. a5 Rb8 11. Be3 Be6 12. Bb6 Qc8 13. Nd4 Bh3 14. Ra4 Bxg2 15. Kxg2 Nxd4 16. Bxd4 Qc6+ 17. f3 e5 18. Bb6 d5 19. e3 Rfe8 20. Rf2 Re7 21. Rd2 Rd7 22. Ra3 Bf8 23. Rb3 Kg7 24. Ne2 Qa4 25. f4 Qe4+ 26. Kg1 Bb4 27. fxe5 Bxd2 28. exf6+ Kg8 29. Qxd2 Rc8 30. Rc3 Rxc3 31. Qxc3 Qc4 32. Qe5 Qc8 33. Nf4 h5 34. c3 Kh7 35. Nxh5 Qc4 36. Nf4 Qe4 37. Qxe4 dxe4 38. Bd4 g5 39. Nh3 Kg6 40. Nf2 Kf5 41. g4+ Ke6 42. Nxe4 Kd5 43. Nxg5 Kc4 44. b4 Kd3 45. h4 Ke2 46. h5 1-0

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.25"]
[Round "6"]
[White "Theiss, Nicolas Eduardo"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1623"]
[BlackElo "1876"]
[PlyCount "92"]
[EventDate "2021.07.22"]
[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 c6 2. d3 d5 3. Nd2 Nd7 4. g3 e5 5. Bg2 Ngf6 6. Ngf3 Bd6 7. 0-0 0-0 8. Re1 Re8 9. c3 Qc7 10. h4 Nc5 11. Qc2 dxe4 12. dxe4 b6 13. Nc4 Ba6 14. Bf1 Bxc4 15. Bxc4 b5 16. Bf1 Ne6 17. Bg5 Nd7 18. Rad1 f6 19. Qd2 fxg5 20. Qxd6 Qxd6 21. Rxd6 g4 22. Ng5 Nxg5 23. hxg5 Nf8 24. Rxc6 Ne6 25. Bxb5 Nxg5 26. Kg2 Rf8 27. Rc5 Rab8 28. Re2 Nf3 29. Bc4+ Kh8 30. Ra5 Rf6 31. Bb3 Rh6 32. Re3 Rh2+ 33. Kf1 Rf8 34. Rd5 Ng5 35. Rd2 Nh3 36. Ree2 Rh1+ 37. Kg2 Rg1+ 38. Kh2 Rf1 39. Be6 h5 40. Bf5 Ra1 41. Re3 Ng5 42. Rc2 Rd8 43. f4 gxf3 44. g4 Nh3 45. Rf2 Rdd1 46. Rfxf3 Rd2+ 0-1

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.24"]
[Round "5"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Esteche, Caina Rinaldi"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1876"]
[BlackElo "1604"]
[PlyCount "44"]
[EventDate "2021.07.22"]
[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. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. e3 0-0 8. N5c3 Bf5 9. Bd3 e4 10. Be2 Nbd7 11. Qc2 Rc8 12. Nd2 Qe7 13. Nc4 Ne5 14. Qb3 Nxc4 15. Bxc4 Ng4 16. Be2 Ne5 17. Bd2 Rfd8 18. 0-0-0 Bg4 19. Kb1 Bxe2 20. Nxe2 Nd3 21. Rhf1 Rd6 22. f3 Rb6 0-1

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.24"]
[Round "4"]
[White "Pavao, Fabio Biasi"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1757"]
[BlackElo "1876"]
[PlyCount "56"]
[EventDate "2021.07.22"]
[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 c5 3. Bg2 Nc6 4. d3 e6 5. 0-0 Be7 6. c4 0-0 7. Nc3 b6 8. Bf4 Bb7 9. d4 d5 10. cxd5 Nxd5 11. Nxd5 exd5 12. Rc1 c4 13. Re1 Bf6 14. Qd2 Re8 15. Bg5 Nxd4 16. Nxd4 Bxg5 17. e3 Qd7 18. Ne2 Rad8 19. Rcd1 Qe7 20. Nf4 Qc7 21. h4 Bxf4 22. exf4 Rxe1+ 23. Rxe1 g6 24. Qd4 Qc5 25. Qf6 Qd6 26. Qd4 Qc5 27. Qf6 Qd6 28. Qd4 Qc5 1/2-1/2

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.23"]
[Round "3"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "De Souza, Alexandre Santos"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "1876"]
[BlackElo "1583"]
[PlyCount "102"]
[EventDate "2021.07.22"]
[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. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 exd4 10. Nxd4 Re8 11. Re1 Qa5 12. Be3 Ne5 13. Qe2 Be6 14. Nxe6 Rxe6 15. f4 Ned7 16. Qc2 Rae8 17. Bf2 Nh5 18. Rad1 Nb6 19. Qb3 Kh8 20. Kh2 Nf6 21. c5 dxc5 22. e5 Nfd5 23. Nxd5 cxd5 24. Bxd5 Nxd5 25. Rxd5 Rb6 26. Rxc5 Rxb3 27. Rxa5 Rxb2 28. Kg1 Bf8 29. e6 Kg8 30. exf7+ Kxf7 31. Rxe8 Kxe8 32. Rxa7 Kd7 33. Ra5 Bd6 34. h4 Kc6 35. h5 b6 36. Ra7 gxh5 37. f5 Be5 38. Rxh7 Rxa2 39. f6 Ra8 40. f7 Rf8 41. Rxh5 Bd6 42. Rh7 Kd7 43. g4 Ke7 44. Bh4+ Ke6 45. Rh6+ Kd7 46. g5 Rxf7 47. g6 Rg7 48. Bf6 Rg8 49. g7 Bc5+ 50. Kg2 Ke8 51. Bb2 Kf7 1/2-1/2

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.23"]
[Round "2"]
[White "Filgueiras, Nathan Felipe"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "2326"]
[BlackElo "1876"]
[PlyCount "69"]
[EventDate "2021.07.22"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 e5 10. Nb5 0-0 11. Qd2 Qh4 12. Bd3 d5 13. cxd5 Bh3 14. Bg5 Qh5 15. Nxd4 Bxg2 16. Rg1 Bxe4 17. Bxe4 exd4 18. Qe2 Qxh2 19. 0-0-0 Rfe8 20. Qf3 Qe5 21. Bd3 Rac8+ 22. Kb1 Rc5 23. Bf4 Qxd5 24. Qxd5 Rxd5 25. Rc1 a6 26. Rc7 b5 27. Ra7 Bf6 28. Rxa6 Bh4 29. Rf1 Re6 30. Ra8+ Kg7 31. Bd2 Rf6 32. f4 Bg3 33. Rf3 Bh2 34. Rb8 g5 35. Rh3 1-0

[Event "Santa Catarina State-ch 65th"]
[Site "Rio Negrinho"]
[Date "2021.07.22"]
[Round "1"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Dos Santos, Welligton Carlos"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1876"]
[BlackElo "1270"]
[PlyCount "63"]
[EventDate "2021.07.22"]
[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 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 Bb4 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 h6 9. Bh4 Nb6 10. Ne5 Qd6 11. 0-0 0-0 12. Ne2 Nbd7 13. Bg3 Qe7 14. Rc1 Nxe5 15. Bxe5 Bg4 16. f3 Bh5 17. Nf4 Qe8 18. a3 Be7 19. Bxf6 Bxf6 20. Nxh5 Qxe3+ 21. Kh1 Bxd4 22. Rc2 Qe6 23. f4 Qd6 24. Qg4 Rae8 25. f5 Bf6 26. Nxg7 Kh8 27. Nxe8 Rxe8 28. Re2 Rg8 29. Qh5 Bg5 30. Qxf7 Rf8 31. Re8 Rxe8 32. Qxe8+ 1-0

[Event "BRA-ch U16"]
[Site "Florianopolis"]
[Date "2021.07.04"]
[Round "6"]
[White "Silva, Guilherme Henrique"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1769"]
[BlackElo "1876"]
[PlyCount "76"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. Bxc6 dxc6 8. d3 Qc7 9. Be3 b6 10. h3 Rd8 11. Qc2 Bb7 12. Nbd2 Nh5 13. Rad1 Nf4 14. Nc4 Ba6 15. Bxf4 Qxf4 16. Ne3 Qc7 17. d4 cxd4 18. Nxd4 Bb7 19. Nf3 h6 20. Nf1 Rxd1 21. Rxd1 Rd8 22. Ng3 Rd7 23. h4 c5 24. Qa4 Bc6 25. Qc2 Rxd1+ 26. Qxd1 Be5 27. Nxe5 Qxe5 28. Qg4 e6 29. f4 Qd6 30. h5 Kh7 31. Kh2 e5 32. hxg6+ Qxg6 33. Qf3 exf4 34. Qxf4 Bd7 35. Qf3 Bg4 36. Qf4 Be6 37. Qf3 Bg4 38. Qf4 Be6 1/2-1/2

[Event "BRA-ch U16"]
[Site "Florianopolis"]
[Date "2021.07.03"]
[Round "5"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Peroza, Eduardo Antunes"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "1876"]
[BlackElo "1950"]
[PlyCount "49"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Qc2 h6 9. Bh4 0-0 10. Nf3 Re8 11. Nd2 b6 12. 0-0 Bb7 13. Rac1 Rc8 14. Qb1 Nh5 15. Bxe7 Qxe7 16. Bh7+ Kh8 17. Bf5 g6 18. Bd3 Ng7 19. Rfe1 f5 20. Ne2 Nf6 21. Nf4 Qf7 22. Nf3 Nd7 23. Bc2 Ne6 24. Nd3 Nef8 25. Ba4 1/2-1/2

[Event "BRA-ch U16"]
[Site "Florianopolis"]
[Date "2021.07.03"]
[Round "4"]
[White "Lima, Vinicius Taishun"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1802"]
[BlackElo "1876"]
[PlyCount "58"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Rc8 11. 0-0-0 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 b5 15. h4 h5 16. Nd5 Nxd5 17. exd5 Qa8 18. gxh5 Qxd5 19. h6 Bf6 20. h7+ Kh8 21. b3 Rc7 22. Qf2 Rfc8 23. Rd2 Qh5 24. f4 Rc3 25. Ne2 R3c7 26. Bxa7 Bf5 27. Nd4 Rxa7 28. Nxf5 Rxa2 29. Nd4 Rca8 0-1

[Event "BRA-ch U16"]
[Site "Florianopolis"]
[Date "2021.07.02"]
[Round "3"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Da Rosa, Henrique Jaze Simoe"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "1876"]
[BlackElo "1757"]
[PlyCount "43"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. 0-0 Be7 6. c4 c6 7. Nc3 h6 8. Qb3 Qb6 9. c5 Qxb3 10. axb3 0-0 11. b4 Na6 12. b5 Nb4 13. Ra4 a5 14. b6 Nd7 15. Bd2 Bxc5 16. dxc5 Nxc5 17. Ra3 Nc2 18. Ra2 Nb4 19. Ra3 Nc2 20. Ra2 Nb4 21. Raa1 Nc2 22. Ra2 1/2-1/2

[Event "BRA-ch U16"]
[Site "Florianopolis"]
[Date "2021.07.02"]
[Round "2"]
[White "Moreira, Nickolas Misturini"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1800"]
[BlackElo "1876"]
[PlyCount "50"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c6 3. Bxf6 exf6 4. e4 d5 5. exd5 cxd5 6. c3 Bd6 7. Bd3 0-0 8. Nd2 Re8+ 9. Ne2 Qc7 10. Qc2 g6 11. 0-0-0 Nc6 12. h4 Bf5 13. Bxf5 Rxe2 14. Bd3 Rxf2 15. h5 Bf4 16. g3 Rxd2 17. Rxd2 Bxd2+ 18. Qxd2 Qxg3 19. hxg6 fxg6 20. Kc2 Rc8 21. Qh6 Rc7 22. Rf1 Nb4+ 23. Kb3 Qxd3 24. Rxf6 Qc4+ 25. Ka3 Nc2# 0-1

[Event "BRA-ch U16"]
[Site "Florianopolis"]
[Date "2021.07.01"]
[Round "1"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Monteiro, Samuel Ramazzotte"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1876"]
[BlackElo "1346"]
[PlyCount "81"]
[EventDate "2021.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Nf3 c6 5. Qc2 d5 6. Bf4 Bd6 7. e3 Bxf4 8. exf4 Qc7 9. Ne5 Nbd7 10. Bd3 b6 11. Rc1 Ba6 12. Qa4 Bb7 13. 0-0 dxc4 14. Qxc4 Qd6 15. Rfe1 Nd5 16. Nxd7 Kxd7 17. Nxd5 Qxd5 18. Qa4 Rhe8 19. Re5 Qd6 20. Rce1 h6 21. d5 Kc7 22. Qc2 Rad8 23. Bxf5 Re7 24. Bxe6 Kb8 25. dxc6 Bxc6 26. Bg4 Rxe5 27. fxe5 Qb4 28. Rd1 Rxd1+ 29. Qxd1 Kc7 30. b3 Qe4 31. Qd6+ Kb7 32. Qe7+ Ka6 33. Bc8+ Kb5 34. a4+ Ka5 35. b4+ Kxa4 36. Qxa7+ Kb3 37. Be6+ Kb2 38. Qa2+ Kc3 39. Qb3+ Kd2 40. Qb2+ Kd3 41. Bf5 1-0

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "5"]
[White "Arias, Juan Cruz"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2277"]
[BlackElo "1876"]
[PlyCount "61"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bf4 Nc6 5. c3 Nf6 6. Bd3 Bg4 7. Qb3 Qb6 8. Nd2 e6 9. Ngf3 Be7 10. 0-0 0-0 11. Qxb6 axb6 12. a3 Bh5 13. Rfe1 Bg6 14. Bxg6 hxg6 15. h3 b5 16. Nb3 Na5 17. Nxa5 Rxa5 18. Nd2 Rc8 19. Nb3 Raa8 20. Bg5 Bf8 21. Kf1 Ne4 22. Bf4 g5 23. Be5 f6 24. Bh2 Bd6 25. Bxd6 Nxd6 26. Rxe6 Nc4 27. Re2 b6 28. Rae1 Nd6 29. Nc1 Ne4 30. Nd3 Kf7 31. Nb4 1-0

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Amgalantengis, Enkh Amgalan"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1876"]
[BlackElo "1878"]
[PlyCount "59"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. g3 Nbd7 6. Bg2 dxc4 7. 0-0 Bb4 8. Nd2 Bxc3 9. bxc3 Nb6 10. a4 a5 11. Ba3 Nfd5 12. Qc2 Bd7 13. Bc5 f6 14. e4 Ne7 15. Bxb6 Qxb6 16. Nxc4 Qc7 17. e5 0-0 18. Rfe1 Nd5 19. Nd6 fxe5 20. dxe5 Qb6 21. Re2 c5 22. c4 Nb4 23. Qc3 Bc6 24. Bh3 Rf3 25. Re3 Rxe3 26. Qxe3 Nc2 27. Bxe6+ Kh8 28. Nf7+ Kg8 29. Ng5+ Kh8 30. Qd3 1-0

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "7"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Cooke, Suzie G"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1876"]
[BlackElo "1915"]
[PlyCount "35"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. g3 Nc6 5. Bg2 Nf6 6. 0-0 Be7 7. Nc3 0-0 8. Bg5 h6 9. Bxf6 Bxf6 10. cxd5 cxd4 11. dxc6 dxc3 12. Qxd8 Rxd8 13. bxc3 bxc6 14. Rac1 Ba6 15. Rfe1 Rab8 16. e3 c5 17. Rc2 Bd3 18. Rd2 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "1"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Orozbaev, Eldiar"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "1876"]
[BlackElo "1973"]
[PlyCount "90"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nbd2 0-0 7. 0-0 c5 8. Nb3 cxd4 9. Nbxd4 d5 10. cxd5 Nxd5 11. Qb3 Bc5 12. Rd1 Qe7 13. Bg5 f6 14. Bd2 Kh8 15. Rac1 Nc6 16. e4 Nxd4 17. Nxd4 Bxd4 18. exd5 exd5 19. Bb4 Bc5 20. Bxc5 bxc5 21. Bxd5 Bxd5 22. Rxd5 Rac8 23. Rcd1 h6 24. Rd7 Qe2 25. Qd3 Qxb2 26. Rxa7 c4 27. Qd7 Rg8 28. Rb7 Qxa2 29. Qh3 Qe2 30. Rc1 Qd2 31. Ra1 c3 32. Rd7 Qg5 33. f4 Qc5+ 34. Kh1 Qc6+ 35. Kg1 c2 36. Rxg7 c1Q+ 37. Rxc1 Qxc1+ 38. Kf2 Rxg7 39. Qxh6+ Kg8 40. Qxf6 Rc2+ 41. Kf3 Qd1+ 42. Ke4 Rc4+ 43. Kf5 Qd3+ 44. Ke5 Re4+ 45. Kf5 Ree7# 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "2"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Perrine, Dalton"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1876"]
[BlackElo "2247"]
[PlyCount "82"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nb3 Bb4 7. Bd3 d5 8. exd5 exd5 9. 0-0 0-0 10. Bg5 Be6 11. Ne2 Bd6 12. Ned4 h6 13. Bxf6 Qxf6 14. Nxe6 fxe6 15. g3 Qxb2 16. Qe2 Qf6 17. Rae1 e5 18. c4 e4 19. Bc2 Ne5 20. cxd5 Nf3+ 21. Kh1 Nxe1 22. Rxe1 Rae8 23. Bxe4 a5 24. f3 a4 25. Nd2 Bb4 26. Rd1 Bxd2 27. Rxd2 Qd6 28. Qd3 Rc8 29. Rd1 Rc5 30. Bf5 Qe5 31. Be4 Qd6 32. Qd4 Rfc8 33. Qxa4 Rc4 34. Qb3 Rc1 35. Rxc1 Rxc1+ 36. Kg2 b6 37. Qa4 g5 38. Qa8+ Kg7 39. Qb7+ Rc7 40. Qa6 Rc1 41. Qa3 Qxa3 0-1

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "9"]
[White "Bugayev, Vladimir"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1/2-1/2"]
[ECO "B13"]
[BlackElo "1876"]
[PlyCount "96"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qb6 8. Qxb6 axb6 9. Nd2 e6 10. Ngf3 Be7 11. 0-0 0-0 12. a3 Bh5 13. h3 Bg6 14. Bxg6 hxg6 15. Ne5 Nxe5 16. Bxe5 Nd7 17. Bf4 Rfc8 18. Rae1 Bf6 19. g4 b5 20. Nb3 Nb6 21. Nc5 Na4 22. Bc1 Nxc5 23. dxc5 Rxc5 24. f4 d4 25. g5 Be7 26. cxd4 Rc2 27. Rf2 Rac8 28. Be3 Rxf2 29. Bxf2 Rc2 30. d5 Bd6 31. dxe6 fxe6 32. Rxe6 Bxf4 33. Bd4 Bxg5 34. Rxg6 Bh6 35. Rb6 Rd2 36. Bc5 Rxb2 37. Rxb7 Rb3 38. Bb4 Bc1 39. Rxb5 Bxa3 40. Rb8+ Kh7 41. Bd6 Bc5+ 42. Kg2 Rxb8 43. Bxb8 Kg6 44. Be5 Kh6 45. Bxg7+ Kxg7 46. h4 Be7 47. h5 Kh6 48. Kh3 Kxh5 1/2-1/2

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "3"]
[White "Kang, Dorian"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2019"]
[BlackElo "1876"]
[PlyCount "81"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 Nf6 4. e5 Nfd7 5. Nc3 e6 6. f4 c5 7. Nf3 Nc6 8. Be3 Be7 9. Be2 cxd4 10. Nxd4 Nxd4 11. Bxd4 0-0 12. 0-0 Bc5 13. Kh1 a6 14. Bxc5 Nxc5 15. Qd4 Qe7 16. Bf3 b6 17. f5 Bb7 18. f6 Qc7 19. Qg4 g6 20. Qg5 Kh8 21. Rad1 Nd7 22. Rfe1 Rac8 23. Rd4 Rg8 24. Rh4 Nf8 25. Rh6 d4 26. Bxb7 Qxb7 27. Ne4 Rxc2 28. Nd6 Qd7 29. Rc1 Rxc1+ 30. Qxc1 g5 31. h3 Rg6 32. Rh5 h6 33. h4 Nh7 34. hxg5 Rxg5 35. Rxh6 Rxe5 36. Qb1 d3 37. Qxd3 Rf5 38. Qc2 Rf1+ 39. Kh2 Qxd6+ 40. g3 Qf8 41. Qxh7# 1-0

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "6"]
[White "Sahil, Tickoo"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "2245"]
[BlackElo "1876"]
[PlyCount "134"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 c5 7. dxc5 a5 8. Bg5 Ne4 9. Bxd8 Nxc3 10. Be7 Re8 11. Bd6 Ne4 12. Nf3 Na6 13. b4 b6 14. Be5 bxc5 15. b5 Nb8 16. e3 d6 17. Bb2 Nd7 18. Bd3 f5 19. a4 Nb6 20. Nd2 Nxd2 21. Kxd2 d5 22. cxd5 exd5 23. Rhc1 c4 24. Be2 Bd7 25. Bd4 Nxa4 26. Rxa4 Bxb5 27. Ra3 Reb8 28. Rca1 a4 29. Bc3 Bc6 30. Bf3 Rb5 31. Bd1 Rb6 32. Bd4 Rba6 33. Bc2 g6 34. h4 Kf7 35. h5 Be8 36. hxg6+ hxg6 37. Rh1 Ke6 38. Rh7 Bf7 39. Bd1 Rb8 40. Rxa4 Rxa4 41. Bxa4 Rb1 42. Bd1 g5 43. Rh6+ Ke7 44. Ra6 f4 45. exf4 gxf4 46. Bf6+ Ke8 47. Ba4+ Kf8 48. Ra8+ Be8 49. Rxe8+ Kf7 50. Bc3 d4 51. Bxd4 c3+ 52. Bxc3 Rf1 53. Re2 f3 54. gxf3 Rh1 55. Bb3+ Kg6 56. Bd4 Rh3 57. Bc2+ Kf7 58. Be3 Rxf3 59. Bd3 Rf6 60. Re1 Rd6 61. Rc1 Kg7 62. Rc4 Rd8 63. f4 Ra8 64. f5 Kf6 65. Bd4+ Kg5 66. f6 Ra2+ 67. Bc2 Ra8 1-0

[Event "Titled Tuesday intern op 18th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.18"]
[Round "8"]
[White "Zavivaeva, Evelina"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1619"]
[BlackElo "1876"]
[PlyCount "88"]
[EventDate "2020.08.18"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 d5 5. e5 Qb6 6. Nf3 Bg4 7. Nbd2 e6 8. Nb3 Nge7 9. Be3 Nf5 10. Be2 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Bxf3 13. Bxf3 Nfxd4 14. Nxd4 Qxd4 15. Qxd4 Nxd4 16. Rc1 0-0 17. 0-0 Rac8 18. Rfd1 Nxf3+ 19. gxf3 Rfd8 20. Kf1 Kf8 21. Ke2 Ke7 22. Kd3 Kd7 23. Kd4 Rxc1 24. Rxc1 Rc8 25. Rxc8 Kxc8 26. Kc5 Kc7 27. f4 b6+ 28. Kb5 Kb7 29. h4 a6+ 30. Kb4 Kc6 31. a4 a5+ 32. Kb3 Kc5 33. Kc3 b5 34. axb5 Kxb5 35. b3 a4 36. bxa4+ Kxa4 37. Kd4 Kb4 38. f3 Kb3 39. f5 Kb4 40. fxe6 fxe6 41. f4 g6 42. Kd3 Kc5 43. Kc3 d4+ 44. Kd3 Kd5 0-1

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "6"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Caceres Vasquez, Sergio"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1876"]
[BlackElo "2061"]
[PlyCount "130"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 b5 6. 0-0 Bb7 7. Ne5 e6 8. a4 a6 9. b3 cxb3 10. Qxb3 Qxd4 11. Bb2 Qb6 12. Nc3 Be7 13. axb5 cxb5 14. Na4 Qa7 15. Bxb7 Qxb7 16. Rac1 0-0 17. Rfd1 Nbd7 18. Nxd7 Nxd7 19. Ba1 Bf6 20. Bxf6 Nxf6 21. Nc5 Qe7 22. Qf3 a5 23. Nb7 a4 24. Nd6 b4 25. Nb5 Rfc8 26. e4 Rxc1 27. Rxc1 a3 28. e5 Nd5 29. Qb3 a2 30. Ra1 Qc5 31. Nd6 Qc3 32. Qxc3 bxc3 33. Ne4 c2 34. Nc5 c1Q+ 35. Rxc1 a1Q 36. Rxa1 Rxa1+ 37. Kg2 g6 38. Nd7 Kg7 39. h3 Ra2 40. Nc5 h5 41. h4 Ne3+ 42. Kf3 Ng4 43. Nd7 Rxf2+ 44. Ke4 Rg2 45. Kf4 Rf2+ 46. Ke4 Re2+ 47. Kf4 Nxe5 48. Nxe5 Rxe5 49. Kxe5 Kf8 50. Kf6 Ke8 51. Ke5 Ke7 52. Kf4 f6 53. Ke4 e5 54. Kd5 Kf7 55. Ke4 Ke6 56. Ke3 f5 57. Kf3 Kd5 58. Ke3 Kc4 59. Kf3 Kd3 60. Kf2 Kd2 61. Kf3 e4+ 62. Kf4 e3 63. Kg5 e2 64. Kxg6 e1Q 65. Kxh5 Qxg3 0-1

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "4"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Chernobay, Artem"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "1876"]
[BlackElo "2490"]
[PlyCount "137"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Be2 b5 8. a3 Bb7 9. Bf3 Nfd7 10. 0-0 Be7 11. Qd2 0-0 12. Rad1 Ne5 13. Be2 Qc7 14. f4 Nc4 15. Bxc4 Qxc4 16. Qe2 Rc8 17. Qg4 Nd7 18. f5 Nf6 19. Qg3 e5 20. Nb3 Nxe4 21. Nxe4 Qxe4 22. f6 Bxf6 23. Rxf6 Qxc2 24. Rfxd6 Qxb3 25. R6d3 Qxb2 26. Bh6 Qxg2+ 27. Qxg2 Bxg2 28. Rg3 Be4 29. Bxg7 Bg6 30. Bxe5 Rd8 31. Rc1 Rac8 32. Rf1 h5 33. Rf6 Rd2 34. Rf2 Rd5 35. Bc3 h4 36. Re3 Kh7 37. Rf4 Rc4 38. Rxc4 bxc4 39. Re8 Kh6 40. Rh8+ Kg5 41. Re8 Rd3 42. Bb4 Kf4 43. Rc8 Rd4 44. Bc3 Re4 45. Kg2 Bf5 46. Rc5 Re2+ 47. Kf1 Bd3 48. Kg1 Kf3 49. Rc7 Rc2 50. Rxf7+ Kg4 51. Bb4 c3 52. Rg7+ Kf5 53. Rc7 Rc1+ 54. Kf2 c2 55. Bd2 Rh1 56. Ke3 Be4 57. Rc5+ Kg4 58. Kxe4 Rxh2 59. Rxc2 h3 60. Ke3 Rg2 61. Rc4+ Kg3 62. Be1+ Kh2 63. Rf4 Ra2 64. Rf2+ Rxf2 65. Kxf2 Kh1 66. Kf1 h2 67. Bd2 a5 68. Kf2 a4 69. Bf4 1/2-1/2

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "3"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Mikhalsky, Vladimir"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "1876"]
[BlackElo "2290"]
[PlyCount "86"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. g3 Nd7 5. Bg2 e5 6. dxe5 dxe5 7. 0-0 Ngf6 8. Nc3 c6 9. Bg5 0-0 10. Qc2 h6 11. Be3 Re8 12. Rad1 Qe7 13. a3 a5 14. Nd2 Nc5 15. Nb3 Ne6 16. c5 a4 17. Nc1 Nxc5 18. Bxc5 Qxc5 19. Nd3 Qa5 20. e4 Be6 21. Qe2 Bc4 22. Qe3 Nd7 23. Rfe1 Bb3 24. Rc1 Nb6 25. Nb1 Nc4 26. Qe2 Rad8 27. Nb4 Nd6 28. Nd2 Nb5 29. Nxb3 axb3 30. Qc4 Nd4 31. Red1 Bf8 32. Bf1 Bxb4 33. axb4 Qa2 34. Qc3 b5 35. Ra1 Ra8 36. Rxa2 bxa2 37. Ra1 Red8 38. Kg2 g5 39. b3 Ra3 40. Qb2 Rda8 41. Qc1 Nxb3 42. Qb2 Nxa1 43. Qxa1 Rb3 0-1

[Event "Titled Tuesday intern op 11th Aug"]
[Site "Chess.com INT"]
[Date "2020.08.11"]
[Round "8"]
[White "Buganca, Luiz Henrique Da Si"]
[Black "Papayan, Oleg"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1876"]
[BlackElo "2246"]
[PlyCount "94"]
[EventDate "2020.08.11"]
[EventType "swiss (blitz)"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. Be3 0-0 10. Nd5 Nxd5 11. exd5 Bf5 12. c4 Nd7 13. Rc1 Rc8 14. Qd2 Bg6 15. Na5 Qc7 16. b4 f5 17. f4 Nf6 18. fxe5 Ne4 19. Qb2 dxe5 20. c5 Bf6 21. d6 Qd7 22. Bc4+ Kh8 23. Bd5 f4 24. Bf2 b6 25. Bxe4 Bxe4 26. Nb3 Qg4 27. Be1 f3 28. g3 Bg5 29. Rc2 Bxc2 30. Qxc2 e4 31. Nd4 e3 32. Qd3 bxc5 33. bxc5 Rxc5 34. Nxf3 Rxf3 35. Rxf3 Qxf3 36. d7 Rd5 37. d8Q+ Bxd8 38. Qa3 Rd7 39. h4 Rf7 40. Qa4 Qf1+ 41. Kh2 Rf8 42. Qb4 Qf7 43. Bc3 Qe7 44. Qc4 e2 45. Be1 h6 46. Bb4 Qf7 47. Qc3 Re8 0-1

