[Event "Sao Paulo op-B U2050 8th"]
[Site "Sao Paulo"]
[Date "2019.10.20"]
[Round "6"]
[White "Son, Augusto Chan Ho"]
[Black "Nobre, Jailson Altair Barb"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1733"]
[BlackElo "1645"]
[PlyCount "124"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. g3 d5 6. Nc3 dxe4 7. Nxe4 Nf6 8. Bg2 Nxe4 9. Bxe4 Bc5 10. Nb3 Qxd1+ 11. Kxd1 Bxf2 12. Ke2 Bb6 13. a4 0-0 14. Bf4 Nc6 15. a5 Ba7 16. Rhd1 e5 17. Be3 Bg4+ 18. Bf3 Bxf3+ 19. Kxf3 Bxe3 20. Kxe3 Rfd8 21. Rxd8+ Rxd8 22. Nc5 Nd4 23. Rc1 Rc8 24. Nxb7 Rxc2 25. Rxc2 Nxc2+ 26. Ke4 f6 27. Kd3 Nb4+ 28. Kc4 Nc6 29. b4 Kf7 30. Nc5 Nb8 31. Nxa6 Nc6 32. Nc5 Ke7 33. a6 Kd6 34. Nb7+ Kc7 35. b5 Nd4 36. Nc5 Kb6 37. Na4+ Ka7 38. Nc3 g6 39. Nd5 f5 40. Nf6 Ne6 41. Nxh7 e4 42. Nf6 g5 43. h4 gxh4 44. gxh4 e3 45. Kd3 f4 46. h5 Nd4 47. b6+ Kxa6 48. Nd5 e2 49. Nb4+ Kb7 50. Nc2 f3 51. h6 Nxc2 52. h7 e1Q 53. h8Q Nb4+ 54. Kc4 Qe4+ 55. Kb3 Kxb6 56. Qb8+ Qb7 57. Qd8+ Kc5 58. Qf8+ Kd4 59. Qf6+ Ke3 60. Qg5+ Kd3 61. Qg6+ Qe4 62. Qd6+ Qd5+ 0-1

[Event "Sao Paulo op-B U2050 8th"]
[Site "Sao Paulo"]
[Date "2019.10.20"]
[Round "5"]
[White "Son, Augusto Chan Ho"]
[Black "Viertler, Sabrina Camargo"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1733"]
[BlackElo "1572"]
[PlyCount "100"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bd3 Be7 9. 0-0 0-0 10. c4 c5 11. dxc5 Bxc5 12. Qc2 h6 13. a3 b6 14. b4 Be7 15. Bb2 Bb7 16. Rad1 Qc7 17. Qe2 a5 18. b5 Rfd8 19. Rd2 Rac8 20. Rfd1 Nd7 21. Be4 Bxe4 22. Qxe4 Nc5 23. Qg4 Bf8 24. Be5 Rxd2 25. Rxd2 Qb7 26. Bd6 Qe4 27. Qxe4 Nxe4 28. Bxf8 Nxd2 29. Nxd2 Kxf8 30. Kf1 Ke7 31. Ke2 Kd6 32. Kd3 Rd8 33. Kc3 Ke5 34. c5 bxc5 35. Nc4+ Kd5 36. Nxa5 Rb8 37. a4 c4 38. Nc6 Ra8 39. Nb4+ Kc5 40. Na6+ Kb6 41. Kb4 Rc8 42. a5+ Kb7 43. Kc3 h5 44. Nb4 Rc5 45. Nc6 Rxb5 46. Nd8+ Ka6 47. f3 Rxa5 48. h4 Ra2 49. Nxf7 Rxg2 50. Ng5 Rxg5 0-1

[Event "Sao Paulo op-B U2050 8th"]
[Site "Sao Paulo"]
[Date "2019.10.19"]
[Round "4"]
[White "Dos Santos Junior, Gabriel Ribeiro"]
[Black "Son, Augusto Chan Ho"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1657"]
[BlackElo "1733"]
[PlyCount "79"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 Nbd7 9. Nge2 Qb6 10. 0-0 Bd6 11. Rfc1 0-0 12. Rab1 a5 13. Na4 Qc7 14. Bf4 Nh5 15. Bxd6 Qxd6 16. Qb3 b5 17. Nc5 f5 18. Nd3 Rae8 19. Qd1 Qh6 20. Nef4 Nxf4 21. Nxf4 Re4 22. Qd2 Rfe8 23. Qxa5 g5 24. Qc7 Nb8 25. Nd3 f4 26. Ne5 Qe6 27. Rc3 Rc8 28. Qa7 g4 29. exf4 Rxf4 30. Re1 Qf5 31. Rce3 Rf8 32. f3 gxf3 33. Nxf3 Re4 34. Qc7 Rxd4 35. Re5 Qf6 36. Re6 Qf4 37. Qe7 Rc4 38. R6e5 Qh6 39. Rg5+ Kh8 40. Qe5+ 1-0

[Event "Sao Paulo op-B U2050 8th"]
[Site "Sao Paulo"]
[Date "2019.10.19"]
[Round "3"]
[White "Son, Augusto Chan Ho"]
[Black "Ferreira, Caio Tulio Moreira"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1733"]
[BlackElo "1623"]
[PlyCount "44"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Qe1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bc4 Be6 14. Ne4 Qc7 15. Bc5 Rfd8 16. Ng5 Qc8 17. h4 h6 18. Nxe6 Qxe6 19. h5 Qf6 20. hxg6 Qf4+ 21. Be3 Qxc4 22. Bxh6 Bxh6+ 0-1

[Event "Sao Paulo op-B U2050 8th"]
[Site "Sao Paulo"]
[Date "2019.10.18"]
[Round "2"]
[White "Amaral, Danilo Tokechi"]
[Black "Son, Augusto Chan Ho"]
[Result "1-0"]
[ECO "C08"]
[WhiteElo "1534"]
[BlackElo "1733"]
[PlyCount "103"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. 0-0 Nc6 9. Re1+ Be7 10. dxc5 0-0 11. Nb3 Rac8 12. Bg5 h6 13. Bh4 Rfd8 14. Ne5 Nxe5 15. Rxe5 g5 16. Bg3 Ne4 17. Qh5 Kg7 18. Rd1 Nf6 19. Qf3 Bxc5 20. Rf5 Qe6 21. Be5 Be7 22. c3 Kg6 23. Bxf6 Bxf6 24. Rfxd5 Re8 25. Kf1 Rc6 26. R5d3 Rb6 27. Re3 Qc4+ 28. Qe2 Rc8 29. Qxc4 Rxc4 30. Rd2 Ra4 31. Nc1 g4 32. b3 Ra3 33. Rc2 Bg5 34. Ree2 Rd6 35. Ke1 Bf4 36. g3 Bg5 37. c4 Ra5 38. Rc3 Bf6 39. Rd3 Rc6 40. Rd7 b5 41. Rd5 Bc3+ 42. Kd1 bxc4 43. Rxa5 Bxa5 44. Re4 Rd6+ 45. Ke2 c3 46. Rxg4+ Kh5 47. Rc4 Rd2+ 48. Ke3 Bb6+ 49. Ke4 c2 50. Nd3 f5+ 51. Kxf5 Rxd3 52. Rh4# 1-0

[Event "Sao Paulo op-B U2050 8th"]
[Site "Sao Paulo"]
[Date "2019.10.17"]
[Round "1"]
[White "Son, Augusto Chan Ho"]
[Black "De Moura, Sergio Jovelino"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1733"]
[BlackElo "1944"]
[PlyCount "80"]
[EventDate "2019.10.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 b6 9. Qd2 Bb7 10. Bf3 Nbd7 11. a4 Rc8 12. 0-0 0-0 13. a5 b5 14. Rad1 Qc7 15. Rc1 Qb8 16. Rfe1 Qa8 17. Bg5 Rfe8 18. Bxf6 Nxf6 19. Qd3 Rc7 20. Nd2 Bc8 21. Na2 Be6 22. Nb4 Rcc8 23. c3 Qb7 24. Nf1 Bc4 25. Qe3 Rc5 26. Rcd1 Bxf1 27. Rxf1 Ra8 28. Nd5 Nxd5 29. exd5 Qc7 30. Be4 Rf8 31. Qh3 g6 32. f4 Rc4 33. Rde1 f5 34. Bd3 Rxf4 35. Rxf4 exf4 36. Qh6 Qc5+ 37. Kh1 Bf6 38. Qxf4 Qxd5 39. Be2 Re8 40. Rd1 Qxd1+ 0-1

[Event "Sao Carlos Intermed-chT"]
[Site "Sao Carlos"]
[Date "2019.09.05"]
[Round "4.2"]
[White "Nascimento, Wilson Guilherme Ap"]
[Black "Son, Augusto Chan Ho"]
[Result "1-0"]
[ECO "A20"]
[BlackElo "1733"]
[PlyCount "61"]
[EventDate "2019.09.02"]
[EventType "team-swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Paulista"]
[BlackTeam "Pinheiros"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "BRA"]

1. c4 e5 2. g3 c6 3. d4 e4 4. Nc3 Nf6 5. Bg2 d5 6. cxd5 cxd5 7. Bg5 Nbd7 8. e3 h6 9. Bxf6 Nxf6 10. Nge2 Be7 11. 0-0 0-0 12. f3 exf3 13. Bxf3 Bb4 14. Qb3 Qe7 15. Nxd5 Nxd5 16. Bxd5 Bh3 17. Rf2 Bd6 18. e4 Bc7 19. Nf4 Bg4 20. Ng6 Qd7 21. Nxf8 Rxf8 22. Raf1 Bb6 23. Qc4 Bh3 24. Rxf7 Kh7 25. Rxf8 Qg4 26. Bg8+ Kg6 27. Qf7+ Kg5 28. Rf5+ Qxf5 29. exf5 Bxd4+ 30. Kh1 Bg4 31. Qg6# 1-0

[Event "Sao Carlos Intermed-chT"]
[Site "Sao Carlos"]
[Date "2019.09.03"]
[Round "2.1"]
[White "Son, Augusto Chan Ho"]
[Black "Itagyba, Renan Fortes"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1733"]
[BlackElo "1736"]
[PlyCount "85"]
[EventDate "2019.09.02"]
[EventType "team-swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Pinheiros"]
[BlackTeam "ABC"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. h4 Rfc8 13. h5 Qa5 14. hxg6 hxg6 15. a3 Bc4 16. Bxc4 Rxc4 17. g4 Nxe4 18. Nxe4 Qxd2 19. Rxd2 Rxd4 20. Re2 Re8 21. Re3 Rc8 22. c3 Rd5 23. Kc2 Rb5 24. f4 d5 25. Ng5 d4 26. Rxe7 dxc3 27. b3 Bf6 28. Re4 Bxg5 29. fxg5 Rxg5 30. Rd1 Rc7 31. b4 f5 32. gxf5 gxf5 33. Re8+ Kf7 34. Rdd8 Rg2+ 35. Kc1 Re7 36. Rf8+ Ke6 37. Rd3 Rh7 38. Re3+ Kd7 39. Rd3+ Ke6 40. Re3+ Kd5 41. Rxf5+ Kd4 42. Re1 Rh8 43. Rf7 0-1

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.18"]
[Round "5"]
[White "Atanes Neto, Severiano"]
[Black "Son, Augusto Chan Ho"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1532"]
[BlackElo "1762"]
[PlyCount "48"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bg5 Qxg5 6. h4 Qd8 7. Nf3 Qb6 8. Na3 cxd4 9. cxd4 Bb4+ 10. Nd2 Qxd4 11. Nb5 Qxe5+ 12. Qe2 Bxd2+ 13. Kxd2 Qxb2+ 14. Ke3 Qxa1 15. f4 Qc1+ 16. Kf3 Nf6 17. g4 Nxg4 18. Kxg4 e5+ 19. Kg3 Qxf4+ 20. Kg2 0-0 21. Kg1 Nd4 22. Nxd4 Qxd4+ 23. Kh2 Qxh4+ 24. Kg1 Qg4+ 0-1

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.18"]
[Round "6"]
[White "Son, Augusto Chan Ho"]
[Black "Correa, Joao Pedro Vieira"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1762"]
[BlackElo "1604"]
[PlyCount "66"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. a4 Nbd7 9. f3 h5 10. h4 Be7 11. Qd2 Qc7 12. Bd3 Rc8 13. a5 Nc5 14. Nxc5 dxc5 15. Na4 Nd7 16. c4 Rd8 17. Qc3 Bd6 18. g3 f6 19. Bf1 Rc8 20. Bh3 Kf7 21. Bxe6+ Kxe6 22. Rh2 Ke7 23. Rd2 b5 24. axb6 Nxb6 25. Nxb6 Qxb6 26. Rad1 Rhd8 27. Rd5 Kf7 28. Qd2 Be7 29. Ra1 Rxd5 30. exd5 Rb8 31. Ra2 Bd6 32. Qc3 Ke7 33. Qa3 Qb3 1/2-1/2

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.17"]
[Round "4"]
[White "Son, Augusto Chan Ho"]
[Black "Bergamo, Victor Hugo Moura"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1762"]
[BlackElo "1460"]
[PlyCount "49"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be2 cxd4 8. Nxd4 f6 9. Nxe6 Qa5 10. Nxf8 d4 11. Nxd7 Bxd7 12. exf6 gxf6 13. Bh5+ Kd8 14. 0-0 dxc3 15. bxc3 Qxc3 16. Rb1 Kc7 17. Bb2 Qc5+ 18. Kh1 Rhg8 19. Bf3 Rg6 20. Qd3 Bf5 21. Qb3 Rag8 22. Ba3 Qxc2 23. Qxb7+ Kd8 24. Rbd1+ Bd3 25. Bxc6 1-0

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.17"]
[Round "3"]
[White "Viertler, Sabrina Camargo"]
[Black "Son, Augusto Chan Ho"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1486"]
[BlackElo "1762"]
[PlyCount "95"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 Qd6 7. Nf3 Be6 8. Nbd2 0-0-0 9. Ng5 Re8 10. 0-0 Kb8 11. b4 h6 12. Nxe6 Rxe6 13. Nb3 Ne4 14. Qc2 a6 15. a4 Qd7 16. b5 Rg6 17. Bxe4 dxe4 18. Kh1 Na7 19. bxa6 Rxa6 20. a5 f5 21. f3 exf3 22. Rxf3 Re6 23. Bf4 g6 24. Be5 Rg8 25. Raf1 Qc6 26. Kh2 Bd6 27. Bxd6 Qxd6+ 28. Kh1 Rge8 29. Nc5 Re2 30. Qb1 Qc6 31. R3f2 Nb5 32. Qc1 b6 33. axb6 cxb6 34. Nd3 Qxc3 35. Rxe2 Rxe2 36. Qxc3 Nxc3 37. Nf4 Re4 38. Nxg6 Rxd4 39. Rxf5 Rd6 40. Rf3 Rxg6 41. Rxc3 Kb7 42. Kg1 Rf6 43. Rc2 b5 44. g4 Kb6 45. h4 Rf4 46. Rg2 b4 47. g5 hxg5 48. hxg5 1/2-1/2

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.16"]
[Round "1"]
[White "Dutra, Liliam Guedes"]
[Black "Son, Augusto Chan Ho"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1488"]
[BlackElo "1762"]
[PlyCount "68"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ngf3 Qb6 8. Qb3 Qxb3 9. axb3 cxd4 10. cxd4 Bb4 11. 0-0 0-0 12. Nb1 f6 13. exf6 Nxf6 14. Nc3 Bd7 15. Bf4 Nh5 16. Be3 Nf4 17. Rfd1 Nxd3 18. Rxd3 Ne7 19. Ne5 Be8 20. Na2 Bd6 21. Rdd1 Nf5 22. Bc1 Nxd4 23. Rxd4 Bxe5 24. Rb4 Bc6 25. Rg4 d4 26. Nb4 Bb5 27. Re4 Bd6 28. Bd2 e5 29. f4 exf4 30. Rxd4 Bc5 31. Bc3 Rad8 32. Rad1 Rfe8 33. Kh1 Bxd4 34. Bxd4 Rxd4 0-1

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.16"]
[Round "2"]
[White "Son, Augusto Chan Ho"]
[Black "De Freitas, Fabio Ruiz"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1762"]
[BlackElo "1596"]
[PlyCount "110"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 Bg7 6. Nxc6 bxc6 7. Qf3 e6 8. c3 d5 9. Bb3 Ba6 10. Ba4 Ne7 11. Bg5 f6 12. Bxf6 Bxf6 13. Qxf6 Rf8 14. Bxc6+ Nxc6 15. Qxe6+ Qe7 16. Qxc6+ Kf7 17. Qxd5+ Kg7 18. Qd4+ Kg8 19. Nd2 Rad8 20. Qb4 Qg5 21. 0-0-0 Rxf2 22. h4 Qh6 23. Qe7 Rfxd2 24. Qe6+ Kh8 25. Qe5+ Kg8 26. Qe6+ Kh8 27. Qf6+ Kg8 28. Qg5 Rxd1+ 29. Rxd1 Rxd1+ 30. Kxd1 Qxg5 31. hxg5 Bb7 32. g4 Bxe4 33. Kd2 Kf7 34. Ke3 Bb1 35. a4 Ke6 36. Kd4 Kd6 37. b4 Bc2 38. a5 Bd1 39. b5 Bxg4 40. c4 Be2 41. b6 axb6 42. axb6 Kc6 43. c5 Bf3 44. Kc4 Be4 45. Kd4 Bh1 46. Kc4 Bg2 47. Kd4 Kb5 48. Ke5 Kxc5 49. Kf6 Kxb6 50. Kg7 Kc6 51. Kxh7 Be4 52. Kg7 Kd6 53. Kf6 Bb1 54. Kg7 Ke6 55. Kh6 Kf5 0-1

[Event "Sao Paulo STD Gansl op"]
[Site "Sao Paulo"]
[Date "2019.05.26"]
[Round "5"]
[White "Son, Augusto Chan Ho"]
[Black "Barreto, Michael Fernando Al"]
[Result "1/2-1/2"]
[ECO "C42"]
[BlackElo "1688"]
[PlyCount "98"]
[EventDate "2019.05.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 d6 5. a3 Bxc3+ 6. bxc3 0-0 7. Be2 Nc6 8. 0-0 Ne8 9. d4 f5 10. Bc4+ Kh8 11. Ng5 Qf6 12. Qh5 h6 13. Bf7 f4 14. h4 Bd7 15. Bd5 Ne7 16. dxe5 dxe5 17. Bxb7 Rb8 18. Bd5 Nxd5 19. exd5 Nd6 20. Nf3 e4 21. Nd4 Be8 22. Qg4 Rd8 23. Ne6 Bd7 24. Qxf4 Bxe6 25. Qxf6 Rxf6 26. dxe6 Rxe6 27. Be3 Nb5 28. c4 Nd4 29. Rfd1 Red6 30. Kf1 Nxc2 31. Rxd6 Rxd6 32. Ra2 Nxe3+ 33. fxe3 Rd3 34. Ke2 Rc3 35. Kd2 Rxc4 36. Rc2 Rxc2+ 37. Kxc2 Kg8 38. Kc3 Kf7 39. Kd4 Ke6 40. Kxe4 g5 41. hxg5 hxg5 42. g3 c5 43. g4 a6 44. Kd3 Ke5 45. a4 a5 46. Kc4 Ke4 47. Kxc5 Kxe3 48. Kb5 Kf4 49. Kxa5 Kxg4 1/2-1/2

[Event "Sao Paulo STD Gansl op"]
[Site "Sao Paulo"]
[Date "2019.05.25"]
[Round "4"]
[White "Da Rosa, Henrique Jaze Simoe"]
[Black "Son, Augusto Chan Ho"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "1673"]
[PlyCount "74"]
[EventDate "2019.05.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. b3 Bf5 4. Bb2 e6 5. g3 Nf6 6. Bg2 Bd6 7. 0-0 Nbd7 8. Nc3 0-0 9. d3 Re8 10. Nh4 Bg6 11. Nxg6 hxg6 12. e4 d4 13. Ne2 e5 14. f4 c5 15. fxe5 Nxe5 16. Nf4 Qd7 17. Bc1 Kh7 18. Bh3 Qd8 19. Qe2 Rh8 20. Rf2 Kg8 21. Kg2 a5 22. Rb1 Bc7 23. a3 Ra6 24. Bd2 g5 25. Nd5 Nxd5 26. exd5 Rah6 27. Rbf1 Rxh3 28. Kg1 g4 29. Rxf7 Nxf7 30. Qe6 Qf8 31. Rf2 Bxg3 32. Rf5 Rxh2 33. Bxa5 R8h6 34. Qd7 Be1 35. Bxe1 Rh1+ 36. Kf2 R6h2+ 37. Kg3 Qd6+ 0-1

[Event "Sao Paulo STD Gansl op"]
[Site "Sao Paulo"]
[Date "2019.05.25"]
[Round "3"]
[White "Son, Augusto Chan Ho"]
[Black "Vieira, Alexandre Letizio"]
[Result "0-1"]
[ECO "C18"]
[BlackElo "1750"]
[PlyCount "61"]
[EventDate "2019.05.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 g6 9. Ra2 Nc6 10. Ne2 Nxe5 11. Qg3 Nc6 12. dxc5 Nge7 13. h4 Nf5 14. Qg5 Qc4 15. Rb2 Qxc5 16. g4 Nfe7 17. Qf6 Rg8 18. Bf4 Qxa3 19. Rb3 Qc5 20. Rh3 a6 21. Be3 Qd6 22. Rf3 Rf8 23. Bf4 Qd8 24. Bh6 Ng8 25. Qxd8+ Nxd8 26. Bxf8 Kxf8 27. Nf4 Ne7 28. c4 Ndc6 29. Rb6 Ne5 30. Rg3 Nxc4 31. h5 0-1

[Event "Sao Paulo STD Gansl op"]
[Site "Sao Paulo"]
[Date "2019.05.24"]
[Round "2"]
[White "Machado, Antonio Rodrigo"]
[Black "Son, Augusto Chan Ho"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1696"]
[PlyCount "145"]
[EventDate "2019.05.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 b6 6. Bg2 Bb7 7. Qe2 Qc7 8. 0-0 Be7 9. Re1 dxe4 10. dxe4 e5 11. h4 Nc6 12. c3 0-0 13. Nf1 a5 14. Bg5 Ba6 15. Qc2 Ng4 16. Rad1 h6 17. Bc1 Rad8 18. N3h2 Bc8 19. Nxg4 Bxg4 20. Rxd8 Rxd8 21. Ne3 Be6 22. Nd5 Qb7 23. Rd1 b5 24. a3 Bf8 25. Ne3 Rxd1+ 26. Qxd1 a4 27. Nd5 Na5 28. f4 exf4 29. gxf4 Nb3 30. Be3 b4 31. cxb4 cxb4 32. axb4 Bxb4 33. e5 Qb8 34. Be4 Bf8 35. Bc2 Nc5 36. Nc3 Qxb2 37. Nxa4 Nxa4 38. Bxa4 Bh3 39. Bc2 Qc3 40. Qe2 h5 41. Kh2 Bg4 42. Qd3 Qxd3 43. Bxd3 Be7 44. Kg3 f6 45. Bc4+ Kf8 46. exf6 Bxf6 47. Bf1 Ke7 48. Bg2 Ke6 49. Bh3 Bxh3 50. Kxh3 Kf5 51. Kg3 Bc3 52. Bc1 g6 53. Kh3 Ke4 54. Kg3 Be1+ 55. Kh3 Kf3 56. Bb2 Bd2 57. f5 gxf5 58. Be5 Bb4 59. Bf6 Bd6 60. Bg5 Ke2 61. Kg2 f4 62. Bxf4 Bxf4 63. Kh1 Kf3 64. Kg1 Kg3 65. Kh1 Kxh4 66. Kg2 Kg4 67. Kg1 h4 68. Kg2 h3+ 69. Kg1 Be3+ 70. Kh1 Bf2 71. Kh2 Bg3+ 72. Kh1 Kf3 73. Kg1 1/2-1/2

[Event "Sao Paulo STD Gansl op"]
[Site "Sao Paulo"]
[Date "2019.05.24"]
[Round "1"]
[White "Son, Augusto Chan Ho"]
[Black "Reis, Antonio Ferreira Da"]
[Result "1-0"]
[ECO "B49"]
[BlackElo "1525"]
[PlyCount "63"]
[EventDate "2019.05.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. a3 a6 8. Be3 b5 9. 0-0 Bb7 10. f4 Bc5 11. e5 Nxd4 12. Bxd4 Ne4 13. Nxe4 Bxe4 14. c3 d5 15. b4 Bb6 16. a4 bxa4 17. Rxa4 a5 18. Qa1 Bc2 19. Ra3 Ke7 20. Bxb6 Qxb6+ 21. Kh1 a4 22. Bd1 Bd3 23. Rf3 Be4 24. Rf1 Bd3 25. Re1 Qf2 26. Bxa4 Qxf4 27. Qc1 Qg4 28. Qe3 Be4 29. Qc5+ Kd8 30. Qd6+ Kc8 31. Bd7+ Kb7 32. Qc6+ 1-0

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.11"]
[Round "5.5"]
[White "Mangini, Bruno Fernandes"]
[Black "Son, Augusto Chan Ho"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1751"]
[PlyCount "70"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. a3 Bd6 7. e3 0-0 8. Bd3 Re8 9. 0-0 Nf8 10. Nc3 c6 11. Rc1 Bg4 12. Be2 Ng6 13. Na4 h6 14. Bxf6 Qxf6 15. Nc5 Rab8 16. h3 Bxf3 17. Bxf3 Re7 18. Bg4 Qg5 19. Bh5 f5 20. f4 Qf6 21. Re1 Nxf4 22. Nxb7 Nxh3+ 23. gxh3 Rbxb7 24. b4 Qg5+ 25. Kf1 Bh2 26. Qf3 f4 27. Bg4 fxe3 28. Rxc6 e2+ 29. Rxe2 Rf7 30. Rc8+ Kh7 31. Ree8 Rxf3+ 32. Bxf3 Re7 33. Rh8+ Kg6 34. Rc6+ Kf7 35. Bg4 Qf4+ 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.11"]
[Round "6.3"]
[White "Son, Augusto Chan Ho"]
[Black "Rothebarth, Ana Vitoria de Paul"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "1997"]
[PlyCount "36"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 0-0 7. f3 c6 8. Bg5 d5 9. Bxf6 Bxf6 10. exd5 Re8+ 11. Nde2 Bxc3+ 12. bxc3 Qh4+ 13. g3 Qxc4 14. d6 Qxc3+ 15. Kf2 Qe3+ 16. Ke1 Bh3 17. d7 Nxd7 18. Qxd7 Qxe2# 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "4.10"]
[White "Son, Augusto Chan Ho"]
[Black "Itagyba, Renan Fortes"]
[Result "1-0"]
[ECO "B79"]
[BlackElo "1729"]
[PlyCount "53"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Qa5 11. Kb1 Rfc8 12. Bb3 Rab8 13. Nxc6 bxc6 14. Bh6 c5 15. Bxg7 Kxg7 16. Bc4 Rb4 17. b3 Rcb8 18. Nd5 Nxd5 19. Bxd5 Qc7 20. Ka1 R4b6 21. h4 h5 22. g4 hxg4 23. h5 e5 24. hxg6 fxg6 25. Qh6+ Kf6 26. fxg4 Be8 27. Qf8+ 1-0

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "2.12"]
[White "Gansl, Eduardo"]
[Black "Son, Augusto Chan Ho"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "1460"]
[PlyCount "38"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. dxc5 Bxc5 7. Nb3 Bb6 8. Bd3 Nc6 9. Bf4 Bc7 10. Qe2 f6 11. exf6 Nxf6 12. Bg5 0-0 13. c3 e5 14. 0-0-0 Qe8 15. Bb5 a6 16. Bxc6 bxc6 17. a3 Ne4 18. Nbd2 Bf5 19. Nh4 Nxg5 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "1.22"]
[White "Son, Augusto Chan Ho"]
[Black "Ferreira, Caio Tulio Moreira"]
[Result "1-0"]
[ECO "B77"]
[BlackElo "1548"]
[PlyCount "153"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Nd7 10. Nxc6 bxc6 11. Bh6 Qb6 12. Bxg7 Kxg7 13. Bb3 Nc5 14. Qf2 Nxb3 15. axb3 Qxf2+ 16. Kxf2 Be6 17. Rhd1 f5 18. e5 dxe5 19. Ra6 Rfc8 20. Na4 Rd8 21. Rxd8 Rxd8 22. Ke2 f4 23. Nc5 Bf5 24. Rxc6 Rc8 25. Rxc8 Bxc8 26. c4 Kf6 27. b4 e6 28. Kd3 Ke7 29. Ke4 Kd6 30. g4 fxg3 31. hxg3 h6 32. Kd3 Kc6 33. Ke4 Kd6 34. Nd3 Bb7+ 35. Ke3 Ba6 36. b5 Bb7 37. b4 h5 38. Nc5 Bc8 39. Ne4+ Ke7 40. c5 Bd7 41. Nd6 Kd8 42. Ke4 g5 43. Nf7+ Kc7 44. c6 Bc8 45. Nxg5 a6 46. bxa6 Bxa6 47. Nxe6+ Kxc6 48. Ng7 Kb5 49. Nxh5 Bb7+ 50. Ke3 Kxb4 51. Nf6 Kc5 52. g4 Kd6 53. Ne4+ Ke7 54. Kd3 Kf8 55. Kc4 Kg7 56. Kc5 Kg6 57. Kd6 Ba6 58. Kxe5 Be2 59. Kf4 Kh6 60. Nc3 Bd3 61. Kg3 Kg6 62. f4 Bc2 63. Ne2 Bd3 64. Nd4 Kf6 65. f5 Kg5 66. Ne6+ Kf6 67. Kf4 Bc4 68. g5+ Ke7 69. Ke5 Kf7 70. g6+ Kg8 71. f6 Bd3 72. Nf4 Bxg6 73. Nxg6 Kf7 74. Kf5 Kg8 75. Ke6 Kh7 76. Ke7 Kg8 77. f7+ 1-0

