[Event "Sao Paulo Sampa op"]
[Site "Sao Paulo"]
[Date "2024.02.02"]
[Round "6"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Leon Lopes, Sergio Amadeus"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1318"]
[BlackElo "1858"]
[PlyCount "84"]
[EventDate "2024.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 0-0 6. Qd2 Re8 7. Bc4 c6 8. Ng5 d5 9. exd5 cxd5 10. Bb5 Nc6 11. Nf3 Nh5 12. Ne5 Nxe5 13. Bxe8 Nc4 14. Bxf7+ Kxf7 15. Qc1 Bxd4 16. 0-0 Bxc3 17. bxc3 Nxf4 18. Qxf4+ Kg7 19. Rfd1 Be6 20. Rd4 Bf7 21. Qg3 e5 22. Rh4 Rc8 23. Rd1 Rc6 24. Rd3 Qb6 25. Rd1 Rf6 26. h3 e4 27. Rf4 Rxf4 28. Qxf4 Qb2 29. Qc7 Qb6 30. Qxb6 Nxb6 31. Rb1 Be8 32. Kf1 Bc6 33. Ke2 Nc4 34. Kd1 Kf6 35. Rb4 Ke5 36. g3 h5 37. Ke2 a6 38. Rb3 Bb5 39. Rxb5 axb5 40. f3 e3 41. Kd3 h4 42. f4+ Kf5 0-1

[Event "Sao Paulo Sampa op"]
[Site "Sao Paulo"]
[Date "2024.01.31"]
[Round "4"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Gonsales, Matias Lins"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1318"]
[PlyCount "48"]
[EventDate "2024.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. Be3 0-0 8. 0-0 Nd7 9. Nbd2 Re8 10. c3 c6 11. Re1 Qc7 12. Qc2 Ndf6 13. c4 Bg4 14. cxd5 cxd5 15. Qxc7 Bxc7 16. Rac1 Ba5 17. Bxe4 Nxe4 18. Ne5 Rxe5 19. dxe5 Nxd2 20. Rc2 Bf5 21. Rxd2 Bxd2 22. Bxd2 Kf8 23. Rc1 Rc8 24. Bb4+ Rc5 1-0

[Event "Sao Paulo Sampa op"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "3"]
[White "Da Silva, Joao Pedro Marinell"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C50"]
[BlackElo "1318"]
[PlyCount "99"]
[EventDate "2024.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 d6 6. h3 Be6 7. Bb3 Nd4 8. Bxe6 Nxe6 9. d3 Qd7 10. Be3 Nh5 11. Nxe5 dxe5 12. Qxh5 Bd6 13. Rad1 g6 14. Qe2 Nd4 15. Bxd4 exd4 16. Nd5 Be5 17. f4 c6 18. fxe5 cxd5 19. Rf4 0-0-0 20. Rdf1 Rhf8 21. Qf3 dxe4 22. dxe4 d3 23. Qxd3 Qe6 24. Qc3+ Kb8 25. Qa5 Rd7 26. Qa3 Rc8 27. Qb3 Qxb3 28. cxb3 Rcc7 29. Kh2 Kc8 30. Kg3 Kd8 31. Kh4 Ke8 32. Kg5 Kf8 33. e6 Rc5+ 34. Kg4 h5+ 35. Kg3 Rd3+ 36. R1f3 Rxf3+ 37. Kxf3 f5 38. exf5 Rxf5 39. Rxf5+ gxf5 40. Kf4 Ke7 41. Kxf5 h4 42. a4 a5 43. Ke5 b6 44. b4 axb4 45. b3 Ke8 46. Kf6 Kf8 47. Kg5 Ke7 48. Kxh4 Kxe6 49. g4 Kf6 50. g5+ 1-0

[Event "Sao Paulo Sampa op"]
[Site "Sao Paulo"]
[Date "2024.01.30"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Navarro, Gustavo Kazuo Yura"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1318"]
[PlyCount "114"]
[EventDate "2024.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Bb5 Bg4 6. Be3 Nf6 7. Nbd2 e6 8. h3 Bh5 9. g4 Bg6 10. Ne5 Qb6 11. Ba4 Bd6 12. Nxc6 bxc6 13. c3 0-0 14. b4 Ne4 15. Bc2 Nxc3 16. Qc1 Bxc2 17. Qxc2 Nb5 18. a3 Nxd4 19. Qc3 e5 20. Bxd4 Qxd4 21. Qxd4 exd4 22. 0-0 Rfe8 23. Nf3 a5 24. Nxd4 Be5 25. Rad1 Bxd4 26. Rxd4 axb4 27. axb4 Rab8 28. Rc1 Rb6 29. Rc5 Reb8 30. Kf1 f6 31. b5 cxb5 32. Rdxd5 b4 33. Rc2 Ra6 34. Rb2 Ra3 35. h4 Rb7 36. Rd4 b3 37. Rd3 Kf7 38. Kg2 Kg6 39. Kf3 h5 40. gxh5+ Kxh5 41. Kg3 Rb4 42. f4 Raa4 43. Rdxb3 Rxf4 44. Rb5+ Kh6 45. Rh2 Rg4+ 46. Kf3 Rxh4 47. Rxh4+ Rxh4 48. Kg3 Ra4 49. Rb1 g5 50. Rf1 Kg6 51. Rf3 f5 52. Rb3 Kh5 53. Rb5 Ra3+ 54. Kf2 Kg4 55. Rb4+ f4 56. Rb1 Ra2+ 57. Kf1 Kg3 0-1

[Event "Sao Paulo Sampa op"]
[Site "Sao Paulo"]
[Date "2024.01.29"]
[Round "1"]
[White "Alvarenga, Rogerio Almeida"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "A45"]
[BlackElo "1318"]
[PlyCount "67"]
[EventDate "2024.01.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Nc6 4. c3 d5 5. Bd3 Bd6 6. Bg3 Ne4 7. Bxd6 Nxd6 8. Nf3 f5 9. 0-0 g5 10. Nbd2 Qf6 11. b4 a6 12. Nb3 b6 13. Nfd2 Bb7 14. a4 h5 15. a5 g4 16. axb6 cxb6 17. Qe2 b5 18. Nc5 Ke7 19. Nxb7 Nxb7 20. Bxb5 axb5 21. Qxb5 Rxa1 22. Qxb7+ Kd6 23. Rxa1 Rb8 24. Qa6 Qd8 25. b5 Rb6 26. Qa3+ Kd7 27. bxc6+ Rxc6 28. Qa4 Qc7 29. c4 dxc4 30. Nxc4 Ke7 31. Qb4+ Kf6 32. Qf8+ Kg5 33. Qg8+ Kf6 34. Ra8 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.25"]
[Round "7"]
[White "Laguna, Oscar Alexander San"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1188"]
[BlackElo "1316"]
[PlyCount "142"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Bb6 6. Nc3 d6 7. Bb5 Bd7 8. Qd2 a6 9. Ba4 Qf6 10. Nxc6 Bxe3 11. Qxe3 bxc6 12. 0-0-0 Ne7 13. h3 0-0 14. g4 Ng6 15. Kb1 Qf4 16. Qd3 Ne5 17. Qd2 Qxd2 18. Rxd2 Rab8 19. Bb3 Be6 20. f4 Nc4 21. Bxc4 Bxc4 22. h4 Rb4 23. b3 Rfb8 24. Rc1 Be6 25. f5 Bd7 26. g5 Re8 27. h5 Re5 28. Rh2 d5 29. exd5 cxd5 30. Rd1 c6 31. a3 Rg4 32. Na4 Rxg5 33. h6 Bxf5 34. hxg7 Kxg7 35. Nc5 Bc8 36. Nd3 Re3 37. Nf4 Bf5 38. Nh5+ Kg6 39. Nf4+ Kf6 40. Rf1 Ke5 41. Rh6 f6 42. Rfh1 Kxf4 43. Rxf6 Rc3 44. Rh2 Ke5 45. Rf7 Bd3 46. Kb2 Bg6 47. Re2+ Kd4 48. Rf4+ Be4 49. Rd2+ Ke3 50. Rxe4+ Kxe4 51. Kxc3 h5 52. Kb4 d4 53. a4 h4 54. Kc4 c5 55. Rh2 Rh5 56. b4 cxb4 57. Rd2 Rd5 58. Rh2 Rh5 59. Kxb4 h3 60. Kc4 Kf3 61. Kxd4 Kg3 62. Rh1 Kg2 63. Ra1 h2 64. c4 h1Q 65. Rxh1 Rxh1 66. Kd5 Rh5+ 67. Ke6 Ra5 68. Kd6 Rxa4 69. c5 Ra1 70. c6 a5 71. c7 Rc1 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.24"]
[Round "5"]
[White "Santana, Expedito"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1457"]
[BlackElo "1316"]
[PlyCount "62"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bd6 6. Bg3 Ne4 7. Be5 f6 8. Bg3 Qe7 9. Bxd6 Qxd6 10. 0-0 0-0 11. c4 c6 12. Nc3 Qb4 13. Qc2 Nd6 14. Bxf5 Nxf5 15. cxd5 cxd5 16. Nxd5 exd5 17. Qxf5 Qd6 18. Rfc1 Nc6 19. a3 Ne7 20. Qh3 Rac8 21. g3 Rc6 22. Qf1 Rfc8 23. Qd1 Qc7 24. Rcb1 Nf5 25. Qb3 Qd7 26. Ne1 Rb6 27. Qd1 Nd6 28. Nd3 Qf5 29. Nc5 Ne4 30. Nxe4 Qxe4 31. Qe2 Qc2 1/2-1/2

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.23"]
[Round "3"]
[White "Andre, Morgan"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C52"]
[BlackElo "1316"]
[PlyCount "55"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. Qb3 Qf6 7. d4 exd4 8. 0-0 dxc3 9. Bg5 Qg6 10. Nxc3 Bxc3 11. Qxc3 f6 12. Bf4 d6 13. Rfe1 Nge7 14. Nh4 Qg4 15. Bg3 Ne5 16. Be2 Qd7 17. f4 N5c6 18. Bc4 Rf8 19. e5 fxe5 20. fxe5 Nxe5 21. Bxe5 d5 22. Bxg7 dxc4 23. Bxf8 Kxf8 24. Qh8+ Kf7 25. Rf1+ Ke6 26. Qf6+ Kd5 27. Rad1+ Kc5 28. Rxd7 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.23"]
[Round "4"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Takano Ito, Raphael Kenzo"]
[Result "1-0"]
[ECO "B16"]
[WhiteElo "1316"]
[BlackElo "1102"]
[PlyCount "97"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 Bg4 7. Be2 Qc7 8. h3 Bh5 9. Be3 e6 10. Qd2 Bd6 11. 0-0-0 Nd7 12. g4 Bg6 13. Nh4 Be4 14. f3 Bg6 15. Bd3 c5 16. dxc5 Bxc5 17. Bxc5 Qxc5 18. Bxg6 hxg6 19. Qxd7+ Kf8 20. Ng2 Rc8 21. Qd6+ Kg7 22. Qxc5 Rxc5 23. Rd7 Re5 24. Kd2 Rb5 25. b3 Rc8 26. Ne3 Rc6 27. Nc4 Ra6 28. a4 Rc5 29. Rxb7 Rd5+ 30. Kc3 Rc6 31. Rxa7 Re5 32. Rd1 Re3+ 33. Rd3 Re5 34. Kb4 Rd5 35. Rxd5 exd5 36. Ne3 d4 37. Nc4 Re6 38. Rd7 Re2 39. Rxd4 Rxc2 40. a5 Ra2 41. Kb5 Re2 42. a6 Re8 43. a7 Ra8 44. Kb6 Re8 45. Rd7 Re6+ 46. Kb7 Re8 47. Nd6 Rf8 48. a8Q Rxa8 49. Rxf7+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.22"]
[Round "1"]
[White "Kanzler, Karina Daniela"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1874"]
[BlackElo "1316"]
[PlyCount "71"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 c5 3. Bb2 Nc6 4. e3 Bg4 5. Be2 Nf6 6. 0-0 e6 7. d3 Bd6 8. Nbd2 Qc7 9. h3 Bh5 10. Re1 e5 11. e4 d4 12. Nc4 b5 13. Nxd6+ Qxd6 14. Nh4 Bxe2 15. Qxe2 Ne7 16. a4 b4 17. Nf5 Nxf5 18. exf5 Nd7 19. f4 f6 20. Qh5+ Kf8 21. fxe5 fxe5 22. Re2 Nf6 23. Qf3 Qd5 24. Qxd5 Nxd5 25. Rxe5 Rd8 26. Rae1 Kf7 27. Bc1 h6 28. Kf2 Rhe8 29. Rxe8 Rxe8 30. Rxe8 Kxe8 31. Kf3 Ke7 32. Bf4 Nb6 33. Ke4 a5 34. Be5 Kf7 35. Bd6 Nd7 36. Kd5 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2020.02.22"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Machado, Antonio Rodrigo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1316"]
[BlackElo "1694"]
[PlyCount "72"]
[EventDate "2020.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Be3 Bb6 7. 0-0 0-0 8. Re1 Be6 9. Nbd2 Na5 10. Bxe6 fxe6 11. b4 Nc6 12. Ng5 Qe7 13. Qb3 Nd8 14. d4 h6 15. dxe5 hxg5 16. exf6 gxf6 17. Bxb6 axb6 18. Nf3 Nc6 19. Nd4 Nxd4 20. cxd4 Kg7 21. Qg3 Rh8 22. a3 Rh4 23. Rac1 Rb8 24. Rc3 c6 25. h3 Kf7 26. d5 exd5 27. f3 dxe4 28. Rce3 f5 29. Qf2 Kg6 30. fxe4 fxe4 31. Rd3 Qd8 32. Rg3 Rh8 33. Qd2 Qf6 34. Kh2 d5 35. Rge3 Rh4 36. Qc3 d4 0-1

[Event "Sao Paulo op-C U1700 8th"]
[Site "Sao Paulo"]
[Date "2019.10.20"]
[Round "6"]
[White "Rocha, Anderson Rosendo"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1639"]
[BlackElo "1303"]
[PlyCount "121"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. 0-0 d6 6. Nxd4 Ne5 7. Bb3 c5 8. Nb5 a6 9. N5c3 c4 10. f4 Qb6+ 11. Kh1 cxb3 12. fxe5 bxc2 13. Qxc2 Be6 14. Bf4 Rc8 15. Rd1 dxe5 16. Qa4+ Qc6 17. Qxc6+ Rxc6 18. Bxe5 f6 19. Bg3 Bb4 20. Nd5 Ba5 21. Nd2 Ne7 22. Nb3 Bd8 23. Nd4 Bxd5 24. exd5 Rb6 25. d6 Nc6 26. Ne6 Kf7 27. Nxd8+ Nxd8 28. Rac1 Nc6 29. d7 Rxb2 30. h3 Ke7 31. Bc7 Rxa2 32. Rxc6 bxc6 33. d8Q+ Rxd8 34. Bxd8+ Kf7 35. Bc7 a5 36. Kh2 a4 37. Rd3 Rc2 38. Kg3 Ke6 39. Ba5 Ra2 40. Bb4 Kf5 41. Bf8 Kg6 42. Rc3 Rd2 43. Rxc6 a3 44. Ra6 a2 45. Ra7 Rd3+ 46. Kh2 a1Q 47. Rxa1 Rd7 48. Bc5 Rb7 49. Ra7 Rb8 50. g4 Rg8 51. Bd6 h5 52. Kg3 Rc8 53. gxh5+ Kxh5 54. Rxg7 Rc3+ 55. Kh2 Kh6 56. Rc7 Rf3 57. Kg2 Rf5 58. Rc5 Rg5+ 59. Rxg5 fxg5 60. Kg3 Kh5 61. Be7 1-0

[Event "Sao Paulo op-C U1700 8th"]
[Site "Sao Paulo"]
[Date "2019.10.20"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Pimenta, Mauri Moriggi"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1303"]
[BlackElo "1262"]
[PlyCount "53"]
[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 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bc4 0-0 7. 0-0 c5 8. Nf3 Nc6 9. Bf4 Be6 10. Bb3 Bxb3 11. axb3 a6 12. Re1 h6 13. Nd5 Ne8 14. Qd2 Bf6 15. c3 Ne5 16. Nxe5 Bxe5 17. Rad1 Qh4 18. Qe3 Nf6 19. Nxf6+ Qxf6 20. Bxe5 Qxe5 21. Rd5 Qe6 22. Red1 Rad8 23. c4 Rd7 24. e5 Rfd8 25. exd6 Rxd6 26. Qxe6 fxe6 27. Rxd6 1-0

[Event "Sao Paulo op-C U1700 8th"]
[Site "Sao Paulo"]
[Date "2019.10.19"]
[Round "4"]
[White "Fontella, Amanda Karsburg"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1627"]
[BlackElo "1303"]
[PlyCount "49"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Qe2 d6 8. Be3 Be6 9. Bxb6 axb6 10. 0-0-0 Qe7 11. Kb1 0-0 12. f3 Ne5 13. Nd5 Nxd5 14. exd5 Bd7 15. h4 Ng6 16. Qf2 Qe5 17. h5 Nf4 18. h6 g6 19. g3 Nxd5 20. f4 Qe3 21. Qh2 Nf6 22. Qh4 Qe6 23. Bh3 Ng4 24. Bxg4 Qxg4 25. Qf6 1-0

[Event "Sao Paulo op-C U1700 8th"]
[Site "Sao Paulo"]
[Date "2019.10.19"]
[Round "3"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Krongold, Breno"]
[Result "1/2-1/2"]
[ECO "B54"]
[WhiteElo "1303"]
[BlackElo "1632"]
[PlyCount "51"]
[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 Nc6 3. Bb5 d6 4. d4 cxd4 5. Nxd4 Bd7 6. Nxc6 bxc6 7. Bc4 g6 8. Be3 Bg7 9. c3 Nf6 10. Nd2 0-0 11. 0-0 Qc7 12. Re1 Rab8 13. Bb3 Be6 14. Bf4 Nd7 15. Qc2 Rb7 16. Nf3 Nc5 17. Bxe6 Nxe6 18. Bg3 Rfb8 19. b3 Rb5 20. Rad1 a5 21. Nd4 Nxd4 22. cxd4 Rc8 23. Rd3 Qb7 24. Rc1 Rb4 25. e5 d5 26. f4 1/2-1/2

[Event "Sao Paulo op-C U1700 8th"]
[Site "Sao Paulo"]
[Date "2019.10.18"]
[Round "2"]
[White "Araujo, Jailson da Silva"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1303"]
[PlyCount "28"]
[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 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bd3 Bc5 5. 0-0 d6 6. Qe2 Bg4 7. b3 Nd4 8. Qd1 Nxf3+ 9. gxf3 Bh3 10. Re1 Nh5 11. Bf1 Qg5+ 12. Kh1 Nf4 13. Bb5+ c6 14. Re2 Qg2# 0-1

[Event "Sao Paulo op-C U1700 8th"]
[Site "Sao Paulo"]
[Date "2019.10.17"]
[Round "1"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Hara, Lucas Arjona de And"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1303"]
[BlackElo "1666"]
[PlyCount "122"]
[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. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 Ngf6 6. Bxd7+ Bxd7 7. Nc3 g6 8. 0-0 Bg7 9. Bg5 0-0 10. Re1 Qa5 11. Bd2 Qb6 12. Nb3 a5 13. Be3 Qc7 14. Nd4 Rfc8 15. Rc1 Qc4 16. Qd3 b5 17. Ndxb5 Nxe4 18. Qxe4 Qxe4 19. Nxe4 Bxb5 20. c3 d5 21. Nd2 e5 22. Nf3 h6 23. Rcd1 e4 24. Nd4 Bd3 25. f3 a4 26. fxe4 dxe4 27. Ne2 Rab8 28. Bc1 g5 29. Ng3 Rc4 30. Re3 Rb5 31. Rde1 f5 32. Nh5 Be5 33. Rh3 Kh7 34. Ng3 Kg6 35. Ne2 f4 36. Nd4 Bxd4+ 37. cxd4 Rxd4 38. Rd1 g4 39. Rh4 Kg5 40. g3 e3 41. Re1 Rc4 42. h3 gxh3 43. Rxh3 Rbc5 44. gxf4+ Kg4 45. Bxe3 Kxh3 46. Bxc5 Rxc5 47. Re3+ Kg4 48. Rxd3 Rc1+ 49. Kf2 Rc2+ 50. Kg1 Rxb2 51. Ra3 Rb4 52. Rc3 Kxf4 53. Ra3 h5 54. Rh3 Kg4 55. Rh2 Rb1+ 56. Kf2 Rb2+ 57. Kg1 Rxh2 58. Kxh2 Kf3 59. Kh3 Ke3 60. Kh4 Kd3 61. Kxh5 Kc3 0-1

[Event "BRA-ch Seniors 50+"]
[Site "Sao Paulo"]
[Date "2019.10.13"]
[Round "4"]
[White "Sopko, Cassio Roberto"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1844"]
[BlackElo "1303"]
[PlyCount "95"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. c4 Be6 4. e3 Nf6 5. a4 Nbd7 6. Nf3 Be7 7. Be2 0-0 8. Ng5 Bf5 9. Nc3 h6 10. Nf3 Re8 11. Qb3 c6 12. a5 Qc7 13. h3 Rad8 14. g4 Bg6 15. g5 hxg5 16. Nxg5 Nh7 17. Nxh7 Kxh7 18. h4 Nf6 19. h5 Bf5 20. 0-0-0 Ng4 21. Rdf1 Nh6 22. Rfg1 Bf6 23. e4 Be6 24. Qc2 Kg8 25. d3 Qe7 26. Kb1 Bg5 27. Bc1 Bxc1 28. Qxc1 Kh7 29. Rg2 Rd7 30. f4 f6 31. f5 Bg8 32. Qe3 d5 33. exd5 Qxb4+ 34. Kc2 cxd5 35. Rb1 Qc5 36. Rb5 Qc7 37. Rc5 Qb6 38. Qg3 Qxc5 39. Qg6+ Kh8 40. Qxe8 Qe7 41. Qb8 b6 42. Nxd5 Qa3 43. Qc8 Qa4+ 44. Kd2 Nxf5 45. Nc3 Qxc4 46. Qxd7 Qf4+ 47. Ke1 Qc1+ 48. Nd1 1-0

[Event "BRA-ch Seniors 50+"]
[Site "Sao Paulo"]
[Date "2019.10.13"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Passos Coutinho, Eduardo"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1303"]
[BlackElo "1662"]
[PlyCount "86"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 Qc7 5. d3 Nf6 6. Bg5 d6 7. Nbd2 0-0 8. 0-0 Nc6 9. Re1 a6 10. Rc1 b5 11. Bb3 Bb7 12. Nf1 a5 13. a3 Rfd8 14. Ne3 e6 15. Nh4 h6 16. Bxf6 Bxf6 17. Qg4 Ne5 18. Qd1 Bxh4 19. g3 Bf6 20. f4 Nd7 21. Ng4 Bg7 22. Ba2 Nf6 23. Nf2 c4 24. Bb1 cxd3 25. Bxd3 Qc5 26. Qb3 Ng4 27. Rc2 Nxf2 28. Rxf2 Bc6 29. Kf1 Rab8 30. Rc2 d5 31. e5 Bf8 32. Rcc1 Rdc8 33. Qd1 Bd7 34. b4 axb4 35. axb4 Qb6 36. Qg4 Kg7 37. h4 h5 38. Qg5 Qd8 39. Qxd8 Rxd8 40. Ra1 Ra8 41. Ra5 Rdc8 42. Rea1 Rxa5 43. bxa5 Rxc3 0-1

[Event "BRA-ch Seniors 50+"]
[Site "Sao Paulo"]
[Date "2019.10.12"]
[Round "2"]
[White "De Freitas, Jose Renato Silva"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1836"]
[BlackElo "1303"]
[PlyCount "77"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Nc6 7. Nf3 Be7 8. Bd3 Bd7 9. 0-0 0-0 10. Bf4 f6 11. Qd2 Bd6 12. e5 fxe5 13. Bg5 Be7 14. Bxe7 Qxe7 15. Nxe5 Nxe5 16. dxe5 Rad8 17. Qe3 a6 18. Qe4 g6 19. Qxb7 Bc8 20. Qe4 Rf5 21. Qe3 Rg5 22. f4 Rh5 23. Rad1 Rf8 24. Be2 Rhf5 25. g3 Kg7 26. Qa7 R5f7 27. Bxa6 Bxa6 28. Qxa6 Qc5+ 29. Kh1 Re7 30. Qd3 Ra8 31. Rd2 Ra3 32. Rc2 Qd5+ 33. Qxd5 exd5 34. Rb1 c5 35. Rb5 Rc7 36. Rb6 Ra4 37. Rd6 Rca7 38. Rxd5 R4a5 39. Rcd2 1-0

[Event "BRA-ch Seniors 50+"]
[Site "Sao Paulo"]
[Date "2019.10.12"]
[Round "3"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Arruda Filho, Ivo Pereira de"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "1303"]
[BlackElo "1733"]
[PlyCount "51"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. Bd3 Nf6 8. 0-0 Bd6 9. Bg5 Nbd7 10. Ne4 Qc7 11. Nxd6+ Qxd6 12. Re1 0-0 13. c3 Rfe8 14. Ne5 Bxd3 15. Nxd7 Nxd7 16. Qxd3 c5 17. Rad1 cxd4 18. Qxd4 Qxd4 19. Rxd4 Nb6 20. Red1 f6 21. Be3 Nd5 22. R1d3 Nxe3 23. Rxe3 Kf7 24. Rd7+ Re7 25. Red3 Rc8 26. Kf1 1/2-1/2

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.09.01"]
[Round "6"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Pascheto, Ademir Heleno"]
[Result "0-1"]
[ECO "C62"]
[WhiteElo "1306"]
[BlackElo "1709"]
[PlyCount "56"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 d6 5. Bb5 Bd7 6. Nxc6 Bxc6 7. Bxc6+ bxc6 8. Bf4 Ne7 9. Qd4 Ng6 10. Bg3 Be7 11. Qa4 Qd7 12. Nd2 0-0 13. 0-0 Bf6 14. c3 Rfb8 15. Nc4 Rb5 16. Rad1 Qe6 17. Rfe1 Rab8 18. Nxd6 Rxb2 19. Nf5 Bxc3 20. Bxc7 Bxe1 21. Bxb8 Bxf2+ 22. Kf1 Rxb8 23. Kxf2 Nf8 24. Qxa7 Rb2+ 25. Kf3 Rxa2 26. Qc5 Nd7 27. Qe3 h6 28. Nd4 Ne5+ 0-1

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.09.01"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Sales de Aragao, Marco Aurelio Silva"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1306"]
[PlyCount "66"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 cxd4 6. Qxd4 Qc7 7. Be3 Bg4 8. Nbd2 Nf6 9. e5 Rd8 10. Qb6 Nd5 11. Qxc7 Nxc7 12. Bb6 Rd7 13. Bxc7 Rxc7 14. 0-0-0 e6 15. h3 Bh5 16. g4 Bg6 17. Nc4 Be4 18. Ncd2 Bd5 19. c4 Bxf3 20. Nxf3 Bc5 21. Rd2 0-0 22. Ng5 Be7 23. Ne4 g6 24. Rhd1 b5 25. c5 f5 26. exf6 Bxf6 27. Rd7 Rxd7 28. Rxd7 Bh4 29. Rd6 Bxf2 30. Rxc6 Be3+ 31. Kc2 a5 32. Rxe6 Rc8 33. c6 Kf7 1-0

[Event "Sao Paulo STD U2200 op 5th"]
[Site "Sao Paulo"]
[Date "2019.08.30"]
[Round "1"]
[White "Machado, Antonio Rodrigo"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1742"]
[BlackElo "1306"]
[PlyCount "83"]
[EventDate "2019.08.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 Be6 7. Nbd2 Qe7 8. 0-0 0-0 9. Re1 Rad8 10. Nf1 Bxc4 11. dxc4 Qe6 12. Qe2 Nh5 13. Ne3 Qg6 14. Nh4 Nf4 15. Nxg6 Nxe2+ 16. Rxe2 fxg6 17. Nd5 Rd7 18. b4 Bb6 19. a4 a5 20. Nxb6 cxb6 21. Be3 axb4 22. cxb4 Nxb4 23. Rb1 Nd3 24. Rxb6 Nc5 25. Bxc5 dxc5 26. f3 Rf6 27. Reb2 Rff7 28. Kf2 Rfe7 29. Ke3 Kf7 30. R2b5 Rc7 31. Rd6 Red7 32. Rxd7+ Rxd7 33. Rxc5 Ke6 34. a5 Rd6 35. Rb5 Rd7 36. Rc5 Rd6 37. Rc7 Rd7 38. Rxd7 Kxd7 39. f4 Ke6 40. c5 h6 41. c6 exf4+ 42. Kxf4 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.02"]
[Round "2"]
[White "Soares, Renan Barbosa Monte"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1983"]
[BlackElo "1270"]
[PlyCount "87"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. Nc3 Nc6 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Nxc3 9. Bxd8 Nxd1 10. Bxc7 Nxb2 11. cxd5 exd5 12. Bb5 Bd7 13. Rb1 Nc4 14. Bxc4 dxc4 15. Rxb7 0-0 16. 0-0 Nd8 17. Bxd8 Rfxd8 18. Ne5 Be6 19. Nc6 Rd7 20. Rb2 Rc8 21. Ne5 Rdc7 22. f3 f6 23. Ng6 Bf5 24. Nf4 c3 25. Rb4 c2 26. Rc1 Rc3 27. e4 Be6 28. d5 Bf7 29. Kf2 g5 30. Ne2 Rd3 31. Rb2 Be8 32. Rbxc2 Rxc2 33. Rxc2 Ba4 34. Rb2 a6 35. Ng3 Kf7 36. Nf5 Bb5 37. Rc2 Ba4 38. Rc7+ Ke8 39. Ng7+ Kd8 40. Ne6+ Ke8 41. Ra7 Rd2+ 42. Ke3 Rxg2 43. d6 Bb5 44. Re7# 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2019.03.02"]
[Round "1"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Baeta, Marcio Netto"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1270"]
[BlackElo "1928"]
[PlyCount "69"]
[EventDate "2019.03.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Qe7 4. Nc3 Nd8 5. Nd5 Qd6 6. d4 f6 7. 0-0 c6 8. dxe5 Qb8 9. Nf4 fxe5 10. Nd3 d6 11. Ng5 Nf6 12. f4 h6 13. fxe5 dxe5 14. Nf3 Bd6 15. Be3 Be6 16. Bb3 0-0 17. Qe2 Bxb3 18. axb3 Ne6 19. Nf2 b5 20. Nh4 Bc5 21. Bxc5 Nxc5 22. Nf5 Qb6 23. Kh1 Kh7 24. Qf3 g6 25. Ne7 Ng8 26. Qg3 Nxe7 27. Qxe5 Rae8 28. Rae1 Nd5 29. Qd6 Re6 30. Qxf8 Rf6 31. Qc8 Ne7 32. Qe8 Ng8 33. Ng4 Re6 34. Rf7+ Kh8 35. Qf8 1-0

[Event "Sao Paulo Moyses Memorial"]
[Site "Sao Paulo"]
[Date "2019.01.27"]
[Round "5"]
[White "Jiang, Lucas Zirui"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "E70"]
[BlackElo "1270"]
[PlyCount "77"]
[EventDate "2019.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 h6 6. Bh4 Nc6 7. Nf3 Bg4 8. Be2 g5 9. Bg3 Qd7 10. a3 0-0 11. d5 Nd8 12. h3 Bh5 13. 0-0 Re8 14. Qd2 e5 15. b4 b6 16. Qe3 c5 17. Nd2 Nb7 18. Bxh5 Nxh5 19. b5 f5 20. Bh2 Rf8 21. f3 Rf7 22. g4 fxg4 23. hxg4 Nf4 24. Ne2 Raf8 25. Ng3 Kh7 26. Nf5 Nd8 27. Bxf4 exf4 28. Qe1 Bxa1 29. Qxa1 Rf6 30. Rf2 Kg6 31. Rh2 Rh8 32. Rxh6+ Rxh6 33. Nxh6 Qh7 34. Nf5 Nf7 35. Ne7+ Kg7 36. a4 Qh3 37. Ng8 Qg3+ 38. Kf1 Qh3+ 39. Kg1 1/2-1/2

[Event "Sao Paulo Moyses Memorial"]
[Site "Sao Paulo"]
[Date "2019.01.27"]
[Round "4"]
[White "Takano Ito, Raphael Kenzo"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1270"]
[PlyCount "30"]
[EventDate "2019.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. 0-0 d6 6. d3 Bg4 7. Bg5 Nd4 8. Qd2 Nxf3+ 9. gxf3 Bxf3 10. Rab1 h6 11. Bh4 g5 12. Bg3 Nh5 13. Qe1 Nf4 14. Bxf4 gxf4 15. Qd2 Qg5# 0-1

[Event "Sao Paulo Moyses Memorial"]
[Site "Sao Paulo"]
[Date "2019.01.26"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "De Moura, Sergio Jovelino"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1270"]
[BlackElo "2019"]
[PlyCount "94"]
[EventDate "2019.01.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 Ngf6 6. Nc3 e6 7. Bg5 Be7 8. Nf3 Qc7 9. 0-0 0-0 10. Re1 h6 11. Bh4 a6 12. Bd3 Nc5 13. Rc1 b5 14. b4 Ncd7 15. Ne2 Bb7 16. Ned4 Rfc8 17. c4 bxc4 18. Rxc4 Qb6 19. Qb3 Rxc4 20. Qxc4 d5 21. exd5 Bxd5 22. Qc2 Qxb4 23. Rb1 Qc5 24. Nb3 Qxc2 25. Bxc2 g5 26. Bg3 Nh5 27. Bd3 Nxg3 28. hxg3 a5 29. a4 Rb8 30. Bb5 Nc5 31. Nfd2 Nxb3 32. Nxb3 Bb4 33. f3 Rc8 34. Kh2 e5 35. Nc1 Rc2 36. Be2 Ba3 37. Rb5 Bc6 38. Rxe5 Bxc1 39. Bd1 Rd2 40. Re1 Ba3 41. Kh3 Bd7+ 42. g4 Rd4 43. Bc2 Bxa4 44. Be4 Bb4 45. Rc1 Bb3 46. Rc6 Kg7 47. Rb6 a4 0-1

[Event "Sao Paulo STD U2200 op 3rd"]
[Site "Sao Paulo"]
[Date "2018.10.14"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Borger, David Lupovici"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1324"]
[BlackElo "1339"]
[PlyCount "96"]
[EventDate "2018.10.12"]
[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 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nc5 7. Nc3 c6 8. Bg5 f6 9. Bf4 Bg4 10. Qxe7+ Bxe7 11. Be2 Nbd7 12. h3 Bh5 13. Nd4 Bxe2 14. Kxe2 0-0-0 15. Rhe1 Ne5 16. Nf5 Ng6 17. Bg3 Ne6 18. Nxe7+ Nxe7 19. Kd2 Kd7 20. Ne4 Nf5 21. Bh2 Rhe8 22. g4 Nfd4 23. Re3 d5 24. Nd6 Rh8 25. Nf7 Ng5 26. Nxg5 fxg5 27. Be5 Ne6 28. Rae1 Rde8 29. Rf3 Re7 30. d4 Rhe8 31. Rfe3 g6 32. c3 Rf7 33. Bg3 h5 34. R1e2 Nc7 35. Bxc7 Rxe3 36. Kxe3 Kxc7 37. f3 Kd6 38. Kf2 Re7 39. Rxe7 Kxe7 40. Kg3 Ke6 41. gxh5 gxh5 42. h4 Kf5 43. hxg5 Kxg5 44. f4+ Kf5 45. Kh4 Kxf4 46. Kxh5 Ke3 47. b3 Kd3 48. c4 dxc4 0-1

[Event "Sao Paulo STD U2200 op 3rd"]
[Site "Sao Paulo"]
[Date "2018.10.13"]
[Round "4"]
[White "Barberi, Catarina"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1154"]
[BlackElo "1324"]
[PlyCount "105"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c5 5. cxd5 exd5 6. Bd3 Nc6 7. dxc5 Bxc5 8. Nge2 Be6 9. Bb5 0-0 10. Bxc6 bxc6 11. Qc2 Qb6 12. Bd2 Rab8 13. Na4 Qb5 14. Nxc5 Qxb2 15. Qxb2 Rxb2 16. Nb3 Ne4 17. Bc1 Rc2 18. Nbd4 Rc4 19. 0-0 c5 20. Nb3 Rb8 21. Ba3 Rc2 22. Rfe1 c4 23. Nbd4 Rd2 24. Bc1 Rd3 25. Nf4 Rc3 26. Ndxe6 fxe6 27. Nxe6 Kf7 28. Nc7 Rd3 29. Na6 Rb6 30. f3 Nf6 31. Nc5 Rc3 32. Na4 Rc2 33. Nxb6 axb6 34. Ba3 b5 35. Reb1 Rd2 36. Rxb5 Rd3 37. Bb2 c3 38. Bc1 Ke6 39. Rb6+ Ke5 40. f4+ Kf5 41. Kf1 c2 42. Ke2 Rd1 43. Rc6 Rh1 44. h3 Rg1 45. Kf2 Rd1 46. Rxc2 Ne4+ 47. Ke2 Rg1 48. g4+ Ke6 49. f5+ Kd7 50. Rb1 Rg2+ 51. Kd3 Rxc2 52. Kxc2 Nf2 53. Rb7+ 1-0

[Event "Sao Paulo STD U2200 op 3rd"]
[Site "Sao Paulo"]
[Date "2018.10.13"]
[Round "3"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Matsura, Eduardo"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1324"]
[BlackElo "1635"]
[PlyCount "110"]
[EventDate "2018.10.12"]
[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 g6 2. d4 Bg7 3. Bc4 d6 4. Nf3 Nf6 5. Nbd2 0-0 6. c3 Nc6 7. 0-0 e5 8. Re1 h6 9. Nf1 Bg4 10. d5 Ne7 11. h3 Bd7 12. Bd3 Nh5 13. Be3 Qe8 14. Qd2 g5 15. Nxg5 hxg5 16. Bxg5 Ng6 17. Ng3 Nhf4 18. Nf5 f6 19. Bxf4 Nxf4 20. Kh2 Bxf5 21. exf5 Qh5 22. Re3 Bh6 23. Rg3+ Kh8 24. Qd1 Qf7 25. c4 Rg8 26. Rxg8+ Rxg8 27. Be4 Qh5 28. Qxh5 Nxh5 29. g3 Rc8 30. Rd1 Kg8 31. h4 Bf8 32. Kh3 Kh7 33. Bf3 Kh6 34. Bxh5 Kxh5 35. g4+ Kh6 36. Rg1 Be7 37. Kg3 c6 38. dxc6 bxc6 39. Rd1 Rd8 40. f4 exf4+ 41. Kxf4 d5 42. Re1 Bd6+ 43. Kf3 d4 44. Rg1 Bc5 45. g5+ fxg5 46. hxg5+ Kg7 47. Rd1 Re8 48. Kg4 Re2 49. Rh1 Rg2+ 50. Kh5 d3 51. f6+ Kf7 52. Rd1 d2 53. a3 Be3 54. b4 Rxg5+ 55. Kh4 Rg2 0-1

[Event "Sao Paulo STD U2200 op 3rd"]
[Site "Sao Paulo"]
[Date "2018.10.12"]
[Round "2"]
[White "Graziani, Sergio Tadeu Gnone"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1880"]
[BlackElo "1324"]
[PlyCount "69"]
[EventDate "2018.10.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nc3 d5 5. Qd2 Nc6 6. Bh6 0-0 7. Bxg7 Kxg7 8. a3 Bf5 9. Nh4 Qd7 10. Nxf5+ Qxf5 11. e3 e5 12. Bd3 Qe6 13. Be2 Rfe8 14. 0-0 Rad8 15. Rae1 exd4 16. exd4 Ne4 17. Qd3 Qf6 18. f3 Ng5 19. Bd1 Ne6 20. Ne2 Ncxd4 21. Nxd4 Qxd4+ 22. Qxd4+ Nxd4 23. c3 Nf5 24. Ba4 c6 25. Kf2 Kf6 26. g4 Nd6 27. Bb3 Re7 28. Rxe7 Kxe7 29. Re1+ Kf6 30. h4 Re8 31. g5+ Kf5 32. Bc2+ Kf4 33. Rg1 Nc4 34. Rg4+ Ke5 35. Rg1 1/2-1/2

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.09"]
[Round "4"]
[White "De Sousa, Alex Aecio"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1619"]
[BlackElo "1304"]
[PlyCount "99"]
[EventDate "2018.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. g3 Bc5 3. Bg2 Nf6 4. Nf3 e4 5. Ng1 c6 6. Nh3 d5 7. 0-0 Be6 8. Nf4 0-0 9. Nxe6 fxe6 10. d3 Ng4 11. e3 Nf6 12. dxe4 dxc4 13. Nd2 b5 14. a4 e5 15. axb5 cxb5 16. Nb1 Nc6 17. Nc3 a6 18. Nd5 Ra7 19. b3 Rd7 20. bxc4 bxc4 21. Qc2 Nxd5 22. Qxc4 Nce7 23. exd5 Bd6 24. Rxa6 Rc7 25. Qa2 Nc8 26. Ba3 Rf6 27. Ra8 Kf7 28. Bh3 Ke7 29. Be6 Qf8 30. Bxd6+ Kxd6 31. Qa6+ Ke7 32. Rxc8 Rxc8 33. Qxc8 Qxc8 34. Bxc8 Rb6 35. Rc1 Kd6 36. Rc6+ Rxc6 37. dxc6 Kxc6 38. Kg2 Kd5 39. Bb7+ Ke6 40. Kf3 Kf5 41. g4+ Kg5 42. Kg3 h6 43. h4+ Kf6 44. Kf3 g6 45. Ke4 Ke6 46. Bc8+ Kd6 47. f3 g5 48. h5 Kc7 49. Kxe5 Kxc8 50. Kf6 1-0

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.09"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Maraz, Ricardo"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1304"]
[BlackElo "1627"]
[PlyCount "98"]
[EventDate "2018.09.08"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 d6 7. Nc3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nd5 a6 11. Nxf6+ gxf6 12. Qd2 Bb4 13. c3 Ba5 14. b4 Bb6 15. 0-0-0 Na7 16. a4 c5 17. a5 Bc7 18. Bd5 cxb4 19. cxb4 Rb8 20. Qa2 Nb5 21. Kd2 Ke7 22. Rc1 Qd7 23. Rc4 Rhc8 24. Rhc1 Bd8 25. Ke3 Nc7 26. R4c2 Nxd5+ 27. Qxd5 b6 28. d4 Rxc2 29. Rxc2 bxa5 30. bxa5 Qa4 31. Bxf6+ Ke8 32. Qc6+ Qxc6 33. Rxc6 Bxf6 34. Rxd6 exd4+ 35. Nxd4 Bxd4+ 36. Rxd4 Rb5 37. Ra4 Rb3+ 38. Kd4 Rxh3 39. f4 Rh4 40. f5 Bh7 41. Ke5 Rxg4 42. Rd4 Ke7 43. f6+ Ke8 44. Rd6 Rxe4+ 45. Kd5 Re6 46. Rb6 Be4+ 47. Kc5 Rxb6 48. axb6 h5 49. Kd4 Bb7 0-1

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.08"]
[Round "1"]
[White "Van Riemsdijk, Marius Rombout"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1719"]
[BlackElo "1304"]
[PlyCount "69"]
[EventDate "2018.09.08"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. Nc3 d6 8. 0-0 0-0 9. Bg5 h6 10. Bh4 Bg4 11. d5 Bxf3 12. Qxf3 Ne5 13. Qe2 Re8 14. Kh1 Bd4 15. f3 Ng6 16. Be1 Nf4 17. Qd1 Be5 18. Rb1 a6 19. Ne2 N6h5 20. Nd4 Qg5 21. g3 Nh3 22. f4 N5xf4 23. gxf4 Bxf4 24. Qf3 Be3 25. Qxf7+ Kh7 26. Qf5+ Qxf5 27. Nxf5 Rxe4 28. Bd3 Re5 29. Nxe3+ Kg8 30. Bd2 Rae8 31. Nf5 b5 32. Rbe1 Nf2+ 33. Rxf2 Rxe1+ 34. Bxe1 Rxe1+ 35. Kg2 1-0

[Event "Sao Paulo STD U2200 op 2nd"]
[Site "Sao Paulo"]
[Date "2018.09.08"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Lima, Vinicius Taishun"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1304"]
[BlackElo "1608"]
[PlyCount "59"]
[EventDate "2018.09.08"]
[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. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 g6 8. 0-0 Bg7 9. Re1 0-0 10. Be3 Nc6 11. Qd2 Ne5 12. b3 Rac8 13. h3 a6 14. Rad1 Qc7 15. Nd5 Nxe4 16. Nxc7 Nxd2 17. Nd5 Nxb3 18. Nxe7+ Kh8 19. Nxc8 Nxd4 20. Bxd4 Rxc8 21. c3 h5 22. f4 Nc4 23. Re7 Bxd4+ 24. Rxd4 Na5 25. Rxf7 Rxc3 26. Rxd6 Kg8 27. Rdf6 Rc2 28. Rf8+ Kg7 29. R6f7+ Kh6 30. Rh8# 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.06.03"]
[Round "7"]
[White "Barberi, Catarina"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "1223"]
[BlackElo "1304"]
[PlyCount "112"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. e3 Nc6 6. Be2 b6 7. 0-0 Bb7 8. cxd5 Nxd5 9. Bb5 a6 10. Bxc6+ Bxc6 11. Ne5 Qc7 12. Nxc6 Qxc6 13. Qf3 Rd8 14. Ne4 Be7 15. a3 0-0 16. Bd2 Qc7 17. Nc3 Nf6 18. Ne2 cxd4 19. Rac1 Qe5 20. exd4 Qe4 21. Qxe4 Nxe4 22. Bc3 b5 23. f3 Nd6 24. b3 Nf5 25. Bd2 Bxa3 26. Rc6 Rd6 27. Rxd6 Bxd6 28. Ra1 Ra8 29. g4 Ne7 30. f4 a5 31. Be1 a4 32. bxa4 Rxa4 33. Rxa4 bxa4 34. Bd2 a3 35. Nc1 Nd5 36. f5 exf5 37. gxf5 Ne7 38. f6 gxf6 39. Na2 Nd5 40. h3 Kg7 41. Kg2 Kg6 42. Kf2 Kf5 43. Kf3 Bf4 44. Bxf4 Nxf4 45. h4 h5 46. Ke3 Ng2+ 47. Kd3 Nxh4 48. Kc4 Ng6 49. Kc5 h4 50. d5 h3 51. d6 Nf8 52. Kb6 h2 53. Kc7 Ke6 54. Nc3 h1Q 55. Kd8 Qc6 56. Nd5 Qd7# 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "5"]
[White "Ferreira, Caio Tulio Moreira"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1538"]
[BlackElo "1304"]
[PlyCount "77"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bc4 Be6 6. Bxe6 fxe6 7. fxe5 Nxe5 8. Nxe5 dxe5 9. d3 Bc5 10. Qe2 Qd4 11. Rf1 0-0-0 12. Nd1 Rhf8 13. Be3 Qd6 14. Bxc5 Qxc5 15. Ne3 Qb4+ 16. c3 Qb5 17. Nc4 Nd7 18. 0-0-0 Qa5 19. Kb1 b5 20. Na3 Nc5 21. Rxf8 Rxf8 22. Rf1 Rd8 23. Rf3 Qb6 24. Kc2 a6 25. Nb1 Qa5 26. a3 Qa4+ 27. Kd2 Nxe4+ 28. Ke1 Ng5 29. Rg3 Qf4 30. Nd2 e4 31. dxe4 Nxe4 32. Nxe4 Qc1+ 33. Kf2 Rd1 34. Rxg7 Qf4+ 35. Qf3 Qh4+ 36. Qg3 Qxg3+ 37. Kxg3 Rb1 38. b3 Rxb3 39. Rg8+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "6"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Gongora, Valmir"]
[Result "1/2-1/2"]
[ECO "C53"]
[WhiteElo "1304"]
[PlyCount "116"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 h6 5. Qb3 Qf6 6. 0-0 Na5 7. Bxf7+ Qxf7 8. Qxf7+ Kxf7 9. b4 Bd6 10. bxa5 Nf6 11. Re1 Re8 12. Na3 c6 13. Nc4 Bc7 14. Ba3 Re6 15. Bb4 b5 16. axb6 axb6 17. Ncxe5+ Rxe5 18. Nxe5+ Bxe5 19. d4 Bc7 20. a4 d6 21. c4 c5 22. dxc5 dxc5 23. Bc3 Ng4 24. h3 Ne5 25. Rec1 Bd7 26. f3 Bc8 27. Kf1 Nc6 28. Kf2 Be6 29. Ke3 g5 30. Bd2 Rd8 31. Rc2 Nd4 32. Rb2 Bxc4 33. a5 Bf4+ 34. Kf2 bxa5 35. Rxa5 Nb3 36. Ra7+ Kg6 37. Bxf4 gxf4 38. g3 fxg3+ 39. Kxg3 Rd3 40. Kg4 Be6+ 41. Kf4 c4 42. Ra6 Kf7 43. h4 Nd4 44. Rb7+ Kg6 45. Ke5 Nxf3+ 46. Kxe6 Kh5 47. Ra5+ Kxh4 48. Rh7 Nd4+ 49. Kf6 Rf3+ 50. Kg6 Rg3+ 51. Kxh6 Ne6 52. Rh5+ Kg4 53. Rg7+ Kf4 54. Rxg3 Kxg3 55. Re5 Nd4 56. Rc5 Kf4 57. e5 Ne6 58. Rxc4+ Kxe5 1/2-1/2

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "3"]
[White "Cavalheiro, Paulo Ezias"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1304"]
[PlyCount "66"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Bc5 4. d4 exd4 5. cxd4 Bb6 6. Nc3 d6 7. Be2 Bg4 8. 0-0 Bxf3 9. Bxf3 Nxd4 10. Nd5 c6 11. Be3 Nxf3+ 12. Qxf3 cxd5 13. exd5 Bxe3 14. Qxe3+ Qe7 15. Qb3 0-0-0 16. Rac1+ Kb8 17. Rfe1 Qd7 18. a4 Nf6 19. Ra1 Rhe8 20. Red1 Rc8 21. a5 a6 22. Qd3 Rc5 23. Qf3 Re5 24. Rd2 Qf5 25. Qb3 Rexd5 26. Rad1 Rxd2 27. Rxd2 Rc1+ 28. Rd1 Qb1 29. h3 Rxd1+ 30. Kh2 Rh1+ 31. Kg3 Qg6+ 32. Kf3 Qe4+ 33. Kg3 Nh5# 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "4"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Dos Passos, Homero Rodrigues"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "1304"]
[PlyCount "111"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 g6 8. Be3 Bg7 9. Qd2 0-0 10. Bh6 Nc6 11. Bxg7 Kxg7 12. 0-0 Rac8 13. Rfe1 e5 14. Nf3 Rfe8 15. Rad1 Red8 16. Nb5 Ne8 17. Na3 f5 18. exf5 Qxf5 19. c4 a6 20. b3 Nf6 21. Qe3 Nb4 22. Qd2 Nc6 23. Qb2 Kf7 24. Nc2 b5 25. Ne3 Qh5 26. cxb5 axb5 27. Qe2 e4 28. Nd2 Qxe2 29. Rxe2 d5 30. Nc2 Ne5 31. Nd4 b4 32. f3 Nc6 33. Nxc6 Rxc6 34. fxe4 Rc2 35. exd5 Rxd5 36. Rf2 Kg7 37. Kf1 Ne4 38. Re2 Nxd2+ 39. Ke1 Rxa2 40. Rdxd2 Ra1+ 41. Kf2 Rf5+ 42. Ke3 Ra7 43. Rd4 Re7+ 44. Kd3 Rxe2 45. Kxe2 Rb5 46. Kd3 Kf6 47. Kc4 Rb6 48. Kc5 Rb8 49. Rxb4 Rxb4 50. Kxb4 Ke7 51. Kc5 Ke6 52. Kc6 Ke7 53. Kc7 Ke6 54. b4 Kd5 55. b5 Kc5 56. b6 1/2-1/2

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "1"]
[White "Giacomel, Alexandre"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1568"]
[BlackElo "1304"]
[PlyCount "47"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Qe7 7. cxd4 Bb4+ 8. Nc3 0-0 9. 0-0 Ng4 10. Nd5 Qd8 11. h3 Nh6 12. Nf6+ gxf6 13. Bxh6 fxe5 14. Qb3 Qf6 15. Bxf8 Bxf8 16. Nxe5 Nxe5 17. dxe5 Qg6 18. f4 d6 19. Rf3 Bg7 20. Rg3 Qf5 21. Rf1 b6 22. Rg5 Qd7 23. Qg3 Qe8 24. Rxg7+ 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Machado, Edson Silveira"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1304"]
[PlyCount "82"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d4 cxd4 6. Nxd4 Ngf6 7. Nc3 a6 8. Bg5 e5 9. Nf5 h6 10. Bh4 Nc5 11. f3 g6 12. Bxf6 Qxf6 13. Nd5 Qd8 14. Nfe3 Bg7 15. c3 0-0 16. Nc4 Qg5 17. g3 Rad8 18. b4 Nd7 19. Nxd6 Rb8 20. Nc4 Nf6 21. Nde3 b5 22. f4 exf4 23. gxf4 Qxf4 24. Ng2 Qxe4+ 25. Nce3 Rfd8 26. Qe2 Nd5 27. Nxd5 Qxd5 28. Rd1 Bxc3+ 29. Kf2 Bd4+ 30. Ne3 Re8 31. Rd3 Qxh1 32. Rxd4 Qxh2+ 33. Kf3 Qh3+ 34. Kf2 Rb6 35. Qf3 Qh2+ 36. Ng2 Rbe6 37. Rd2 Kg7 38. Rd4 Re2+ 39. Qxe2 Rxe2+ 40. Kxe2 Qxg2+ 41. Ke3 Qxa2 0-1

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.04.01"]
[Round "6"]
[White "Batista, Bruno Leopoldino Di"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C45"]
[BlackElo "1318"]
[PlyCount "79"]
[EventDate "2018.03.30"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bd3 d6 8. h3 Be6 9. Bd2 Ne5 10. f4 Nxd3+ 11. cxd3 Qe7 12. f5 Bxf5 13. Qe2 Be6 14. Bg5 h6 15. Bxf6 Qxf6 16. Nd5 Bxd5 17. exd5+ Qe5 18. a4 Qxe2+ 19. Kxe2 0-0-0 20. a5 Bc5 21. Rhc1 Rhe8+ 22. Kd1 Be3 23. Rc3 Re7 24. a6 b6 25. Ra4 Rde8 26. Rac4 Bg5 27. Na1 Re1+ 28. Kc2 c5 29. dxc6 Kc7 30. Ra4 R1e2+ 31. Kb3 Rxg2 32. Nc2 Bf6 33. d4 Ree2 34. Ra2 Re4 35. Ra4 Rge2 36. Na3 Kb8 37. c7+ Kc8 38. Nb5 Rxb2+ 39. Kxb2 Re2+ 40. Kb3 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.04.01"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Cordioli, Joao Pedro Ribeiro"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1318"]
[BlackElo "1756"]
[PlyCount "55"]
[EventDate "2018.03.30"]
[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 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 d5 5. d3 Bd6 6. Nf3 0-0 7. dxe4 dxe4 8. Nfd2 Re8 9. Nc4 Bc5 10. Be3 Qd5 11. Nc3 Bb4 12. Bd2 Qd4 13. 0-0-0 Be6 14. Nxe4 Bxc4 15. Qxc4 Bxd2+ 16. Nxd2 Qxf2 17. Qxc7 Na6 18. Qxb7 Nc5 19. Qf3 Qd4 20. Bc4 Rab8 21. Qxf7+ Kh8 22. Nb3 Qe3+ 23. Kb1 a5 24. Nxc5 Qa3 25. Bb3 Qxc5 26. Rhe1 Re5 27. Qf4 Rxe1 28. Qxb8+ 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.31"]
[Round "4"]
[White "Haraguchi, Diego Sashaki"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "1280"]
[BlackElo "1318"]
[PlyCount "89"]
[EventDate "2018.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 d5 5. Bxf6 Bxf6 6. cxd5 c6 7. dxc6 Nxc6 8. e3 e5 9. d5 Ne7 10. e4 0-0 11. Qd2 a6 12. Nf3 Bd7 13. Bc4 Rc8 14. Bd3 Kg7 15. 0-0 Bg4 16. Be2 Qd6 17. Rad1 Ng8 18. h3 Bxf3 19. Bxf3 Be7 20. Bg4 Rc4 21. f4 exf4 22. Qxf4 Qxf4 23. Rxf4 Bd6 24. Rff1 Nf6 25. Rfe1 Be5 26. Be2 Bxc3 27. Bxc4 Bxe1 28. Rxe1 Rd8 29. b3 Re8 30. e5 Nd7 31. e6 fxe6 32. dxe6 Nf6 33. Kf2 Re7 34. Ke3 Ne8 35. Kd4 Nc7 36. Kc5 b5 37. Kd6 Kf8 38. Bd5 Ke8 39. Bc6+ Kd8 40. Bd7 Ne8+ 41. Ke5 Ng7 42. Rc1 Rxd7 43. exd7 Kxd7 44. g4 Ne6 45. Rd1+ 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.31"]
[Round "3"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Fujita, Gabriela Akemi"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1318"]
[BlackElo "1211"]
[PlyCount "89"]
[EventDate "2018.03.30"]
[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 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Nc6 7. Bg5 Be7 8. Bd3 d5 9. Bxf6 Bxf6 10. Nxd5 Qa5+ 11. Qd2 Qd8 12. 0-0 Bg4 13. Be2 Qd6 14. Rad1 Rd8 15. Rfe1 h6 16. Qc3 0-0 17. Rd3 Qe6 18. Red1 Kh7 19. Qc5 Rg8 20. Qb6 Rb8 21. c4 Kh8 22. Ne3 Bxf3 23. Bxf3 Qc8 24. Bg4 Qe8 25. Bd7 Qe7 26. Nf5 Qf8 27. Bxc6 bxc6 28. Qxc6 Rxb2 29. Nxh6 gxh6 30. Qxf6+ Kh7 31. Rd7 Rg7 32. Qf5+ Kh8 33. Rd8 Rg8 34. Rxf8 Rxf8 35. Qxe5+ Kh7 36. Qxb2 Rg8 37. Rd7 Rf8 38. Qf6 a5 39. Rxf7+ Rxf7 40. Qxf7+ Kh8 41. Qd7 a4 42. c5 a3 43. c6 Kg8 44. c7 Kf8 45. c8Q# 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.30"]
[Round "2"]
[White "Alves, Vinicius Santiago S"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1769"]
[BlackElo "1318"]
[PlyCount "85"]
[EventDate "2018.03.30"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb6 7. e5 d5 8. Bb3 Ne4 9. 0-0 Bg4 10. h3 Bxf3 11. Qxf3 Nxd4 12. Qd3 c5 13. Ba4+ Nc6 14. Bxc6+ bxc6 15. Nc3 c4 16. Qf3 Nxc3 17. Qxc3 0-0 18. Qg3 g6 19. Bg5 Qd7 20. Qh4 Bd8 21. Bf6 Qe6 22. f4 Bxf6 23. exf6 Rad8 24. Rae1 Qf5 25. Re5 Qxe5 26. fxe5 h5 27. Qg5 Kh7 28. g4 Rg8 29. Kh2 Rde8 30. gxh5 d4 31. Re1 c5 32. h4 d3 33. hxg6+ Rxg6 34. Qf5 Kh6 35. Rg1 d2 36. Rxg6+ fxg6 37. Qf4+ Kh7 38. Qxd2 Rxe5 39. Qd7+ Kh6 40. Qg7+ Kh5 41. Qh7+ Kg4 42. Qxg6+ Kf4 43. f7 1-0

[Event "Sao Paulo op-C U1700 7th"]
[Site "Sao Paulo"]
[Date "2018.03.30"]
[Round "1"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Krongold, Breno"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1318"]
[BlackElo "1631"]
[PlyCount "92"]
[EventDate "2018.03.30"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Bg5 d6 7. h3 Be6 8. Nbd2 h6 9. Bh4 a6 10. c3 Qe7 11. b4 Bxc4 12. Nxc4 Ba7 13. Ne3 Bxe3 14. fxe3 Qe6 15. Nh2 g5 16. Bg3 Kg7 17. Rf2 d5 18. Rf5 dxe4 19. Qf1 exd3 20. Qxd3 Rad8 21. Qc2 Nh5 22. Be1 e4 23. Rf1 f5 24. Qe2 Kg6 25. g4 Ng7 26. c4 Ne5 27. c5 Rf7 28. Bc3 Rdf8 29. a3 h5 30. gxh5+ Nxh5 31. Qg2 Nd3 32. Kh1 Kh6 33. Rg1 Rg8 34. Raf1 Rg6 35. Qe2 Nf6 36. Rg2 Ne5 37. Rfg1 Rfg7 38. Bxe5 Qxe5 39. Nf1 f4 40. exf4 gxf4 41. Nh2 Rxg2 42. Rxg2 Rxg2 43. Kxg2 Qf5 44. Ng4+ Nxg4 45. Qxg4 Qxg4+ 46. hxg4 Kg5 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.13"]
[Round "7"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Brujin, Homero"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1340"]
[BlackElo "1495"]
[PlyCount "42"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Nxd4 e6 7. Nc3 Be7 8. Be3 Nf6 9. Bg5 a6 10. f4 Qc7 11. Qf3 Nbd7 12. 0-0-0 0-0 13. g4 b5 14. b4 Rfc8 15. Nde2 a5 16. a3 axb4 17. axb4 Nb6 18. Kb2 Na4+ 19. Kb3 Qc4+ 20. Ka3 Nxc3+ 21. Kb2 Nxd1+ 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.12"]
[Round "6"]
[White "De Oliveira, Francemir Barra"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1593"]
[BlackElo "1340"]
[PlyCount "42"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Qe7 6. 0-0 dxc3 7. Nxc3 Ne5 8. Nd5 Qd6 9. Nxe5 Bb6 10. Nf3 c6 11. Bf4 Qc5 12. Nxb6 axb6 13. Bb3 d5 14. exd5 Bg4 15. Re1+ Kf8 16. dxc6 Ne7 17. Bd6 Qxc6 18. Bxe7+ Kg8 19. Ne5 Be6 20. Nxc6 bxc6 21. Rxe6 h6 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.12"]
[Round "5"]
[White "Valcarcel, Marianne Barbosa"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1202"]
[BlackElo "1340"]
[PlyCount "106"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. h3 d6 6. c3 Be6 7. Bb3 d5 8. exd5 Bxd5 9. d4 exd4 10. cxd4 Bxf3 11. Qxf3 Qxd4 12. 0-0 Ne5 13. Qxb7 0-0 14. Nc3 Bb6 15. Be3 Qb4 16. Rad1 a5 17. Bxb6 Qxb6 18. Qxb6 cxb6 19. Rfe1 Ned7 20. Nd5 Nxd5 21. Rxd5 Nc5 22. Bc4 Rfe8 23. Rde5 Rxe5 24. Rxe5 Kf8 25. Kh2 Rd8 26. Rd5 Rxd5 27. Bxd5 Nd3 28. b3 Nxf2 29. Kg3 Nd1 30. Kf4 Nc3 31. Bc4 Nxa2 32. Ke5 Ke7 33. Bb5 Nc3 34. Ba4 Nxa4 35. bxa4 Kd7 36. Kd5 f5 37. g3 g5 38. Ke5 f4 39. gxf4 gxf4 40. Kxf4 Kc6 41. Ke4 Kc5 42. Kd3 Kb4 43. Kc2 Kxa4 44. Kc3 b5 45. Kb2 Kb4 46. h4 h5 47. Ka2 Kc3 48. Ka3 b4+ 49. Ka4 b3 50. Ka3 b2 51. Ka2 Kc2 52. Ka3 b1Q 53. Ka4 Qb4# 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.11"]
[Round "4"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Nunes, Adilson"]
[Result "0-1"]
[ECO "B62"]
[WhiteElo "1340"]
[BlackElo "1611"]
[PlyCount "75"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. d4 cxd4 5. Nxd4 Bd7 6. Nc3 Nf6 7. Bg5 e6 8. f4 Be7 9. Nxc6 Bxc6 10. Bxc6+ bxc6 11. Qf3 0-0 12. 0-0-0 d5 13. exd5 Nxd5 14. Bxe7 Qxe7 15. Nxd5 cxd5 16. Rhe1 Qb4 17. h3 Qc4 18. f5 Rac8 19. Qd3 Qf4+ 20. Kb1 e5 21. Rf1 Qa4 22. Qb3 Qxb3 23. cxb3 d4 24. f6 gxf6 25. Rxf6 Kg7 26. Rf5 f6 27. g4 Rfd8 28. g5 Kg6 29. Rxf6+ Kxg5 30. Rf7 e4 31. Rg1+ Kh6 32. Rf4 Rc5 33. Rxe4 Rg5 34. Rxg5 Kxg5 35. Kc2 h5 36. h4+ Kf5 37. Kd3 a5 38. b4 0-1

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.10"]
[Round "1"]
[White "Polonio, Rodolfo"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1944"]
[BlackElo "1340"]
[PlyCount "89"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 g6 4. Nc3 Bg7 5. e4 d6 6. Be2 Nc6 7. d5 Ne7 8. h3 0-0 9. Be3 c6 10. dxc6 Nxc6 11. 0-0 b6 12. Qd3 Nb4 13. Qb1 Qc7 14. a3 Nc6 15. Rd1 Rd8 16. Nb5 Qe7 17. Qc2 Ne8 18. Rd2 Ba6 19. Qa4 Bxb5 20. Qxb5 Ne5 21. Nd4 Qb7 22. f3 Rac8 23. Rad1 Rc5 24. Qb4 Nc6 25. Nxc6 Rxc6 26. Qa4 Rc7 27. b4 Bc3 28. Rc2 Be5 29. c5 bxc5 30. bxc5 d5 31. c6 Qc8 32. Ba6 Qa8 33. exd5 exd5 34. Bb7 Rxb7 35. cxb7 Qxb7 36. Qxa7 Qb3 37. Rcd2 Nf6 38. a4 Rd7 39. Qa8+ Kg7 40. Rd3 Qc4 41. Bd4 Bg3 42. Bxf6+ Kxf6 43. Qh8+ Kg5 44. Qd4 Qc2 45. Qg4+ 1-0

[Event "Sao Paulo Carnaval op"]
[Site "Sao Paulo"]
[Date "2018.02.10"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "De Souza, Renato Canil"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1340"]
[BlackElo "1645"]
[PlyCount "90"]
[EventDate "2018.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 a6 8. Bg5 e6 9. Bxf6 gxf6 10. Qf3 Be7 11. 0-0-0 Nc6 12. Rhe1 Ne5 13. Qh5 0-0-0 14. f4 Ng6 15. f5 Ne5 16. Nf3 Rdf8 17. fxe6 fxe6 18. Nxe5 fxe5 19. Qe2 Kb8 20. Qc4 Rf2 21. Re2 Rhf8 22. Qd3 h6 23. Qg3 Rxe2 24. Nxe2 Qa4 25. Nc3 Qc4 26. Kb1 Rf1 27. Qd3 Qxd3 28. cxd3 Rf2 29. Rg1 Rd2 30. h3 Rxd3 31. Kc2 Rg3 32. Nd1 Bd8 33. Nc3 Bb6 34. Rd1 Rxg2+ 35. Kb3 Bd4 36. Rd3 Kc7 37. Na4 b5 38. Nc3 Kb6 39. Rf3 a5 40. a3 Bxc3 41. Rxc3 Re2 42. Rd3 Kc6 43. Rc3+ Kd7 44. Rg3 Rxe4 45. Kc3 d5 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.15"]
[Round "7"]
[White "Fontes, Joao Marques"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "1337"]
[PlyCount "56"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nxe5 Bxf2+ 7. Kxf2 Qd4+ 8. Ke1 Qxe5 9. Qf3 Bg4 10. Qg3 Qxg3+ 11. hxg3 h6 12. Bf4 0-0-0 13. Nd2 Rhe8 14. Kf2 h5 15. Nf3 Nd7 16. Nh2 Be6 17. Nf3 g6 18. Ng5 c5 19. Nxe6 Rxe6 20. Ke2 c4 21. Rac1 Ne5 22. Bxe5 cxd3+ 23. cxd3 Rxe5 24. Rc4 b5 25. Rc6 Kb7 26. Rf6 Rd7 27. Rhf1 Ree7 28. Ke3 c5 1/2-1/2

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.14"]
[Round "5"]
[White "Borges, Silvio"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1/2-1/2"]
[ECO "C70"]
[WhiteElo "1595"]
[PlyCount "46"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 b5 6. Bc2 d6 7. d4 exd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Nbxd2 Bg4 11. Qc1 Nge7 12. 0-0 0-0 13. Re1 Qd7 14. a4 Nb4 15. Re3 c5 16. dxc5 dxc5 17. Ne5 Qc8 18. Nxg4 Qxg4 19. Bd1 Qg5 20. Qc3 Nbc6 21. Nf3 Qh5 22. h4 Ng6 23. axb5 axb5 1/2-1/2

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.14"]
[Round "6"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Da Costa, Carlos Henrique Luz"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1563"]
[PlyCount "49"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. f4 cxd4 5. Qxd4 Nc6 6. Qa4 Bd7 7. Bb5 a6 8. Bxc6 Bxc6 9. Qd4 Nh6 10. Nf3 Nf5 11. Qd1 Qb6 12. b3 Bc5 13. g4 Bf2+ 14. Kf1 Ne3+ 15. Bxe3 Qxe3 16. Nbd2 0-0 17. Kg2 Qb6 18. Qe2 Bc5 19. Rhd1 Qb4 20. c4 b5 21. a3 Qc3 22. Rdc1 Qe3 23. Qxe3 Bxe3 24. cxb5 axb5 25. Rab1 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.13"]
[Round "3"]
[White "Kajiwara, Joao Kazuyuki"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1284"]
[PlyCount "44"]
[EventDate "2017.10.12"]
[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 Nc6 3. Bg2 e5 4. d3 d5 5. 0-0 Bg4 6. Nbd2 Bc5 7. c3 Qd7 8. b4 Bd6 9. Re1 a6 10. a4 0-0 11. Nf1 Rfe8 12. e4 d4 13. Bb2 dxc3 14. Bxc3 Bxb4 15. Bxb4 Nxb4 16. Qb3 c5 17. Red1 Rac8 18. Qc3 Qc7 19. Rac1 a5 20. Ne3 b6 21. h3 Bxf3 22. Bxf3 Na2 0-1

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.13"]
[Round "4"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Laperuta, Renan Portes"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "1314"]
[PlyCount "49"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. h3 Nf6 6. d3 h6 7. Be3 Bb6 8. Nc3 Be6 9. Bb3 0-0 10. d4 Bxb3 11. axb3 exd4 12. Nxd4 Nxd4 13. Bxd4 Re8 14. Bxb6 axb6 15. Qd3 Qe7 16. Rad1 Rad8 17. Rfe1 Qe5 18. g3 Qh5 19. Kg2 c6 20. g4 Qe5 21. Qg3 Qxg3+ 22. Kxg3 b5 23. f3 Re5 24. f4 Ree8 25. e5 1/2-1/2

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.12"]
[Round "1"]
[White "Funayama S A, Yuri"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1313"]
[PlyCount "133"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 Nbd7 6. Bd3 Qe7 7. Nbd2 0-0 8. c3 Re8 9. Bxd6 cxd6 10. 0-0 e5 11. Bb1 e4 12. Ne1 Nf8 13. Nc2 Bg4 14. Qc1 Rac8 15. Re1 Qe6 16. f3 exf3 17. Nxf3 Bxf3 18. gxf3 Qh3 19. Qd1 Ne6 20. Qe2 Ng5 21. Rf1 Re6 22. Qg2 Qxg2+ 23. Kxg2 Rce8 24. h4 Nge4 25. fxe4 Rxe4 26. Rf4 Nh5 27. Rxe4 dxe4 28. a3 Re6 29. Ba2 Rg6+ 30. Kf2 Rf6+ 31. Ke2 Ng3+ 32. Kd1 Rf5 33. Bc4 Rh5 34. Kd2 Rxh4 35. Rg1 Rh2+ 36. Kd1 Rh3 37. b4 Kf8 38. Ke1 h5 39. Kf2 Rh2+ 40. Rg2 Rxg2+ 41. Kxg2 h4 42. Kh3 g5 43. a4 Ke7 44. a5 Nh5 45. b5 b6 46. axb6 axb6 47. Nb4 f5 48. Nd5+ Kd7 49. Nxb6+ Kc7 50. Nd5+ Kb7 51. Ne7 Ng7 52. Ng6 Ne8 53. Nxh4 gxh4 54. Kxh4 Kb6 55. Kg5 Nc7 56. Kxf5 d5 57. Be2 Nxb5 58. c4 dxc4 59. Kxe4 Nc3+ 60. Kf3 Kb5 61. e4 Nxe2 62. Kxe2 c3 63. Kd3 c2 64. Kxc2 Kc4 65. d5 Kc5 66. Kd3 Kd6 67. Kd4 1-0

[Event "BRA-ch Amateur U1600"]
[Site "Sao Paulo"]
[Date "2017.10.12"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Artiga, Pedro Gabriel F Vil"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "1323"]
[PlyCount "69"]
[EventDate "2017.10.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Bg5 d6 7. Nc3 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Be6 11. Nd5 Bxd5 12. Bxd5 Kg7 13. c3 Qd7 14. b4 Bb6 15. a4 a5 16. b5 Nd8 17. Qf3 Nxd5 18. exd5 f5 19. Qg3 Kf7 20. Qh4 Ke8 21. Qh5+ Qf7 22. Qxf7+ Nxf7 23. Be3 Bxe3 24. fxe3 Nh6 25. Rf3 Ke7 26. Raf1 Rf6 27. e4 Raf8 28. exf5 Rxf5 29. Rxf5 Nxf5 30. Rf3 Nh6 31. Kf2 Rxf3+ 32. Kxf3 Kf6 33. h3 Nf5 34. g4 Nh4+ 35. Ke4 1/2-1/2

[Event "Aldeia de Barueri op"]
[Site "Aldeia de Barueri"]
[Date "2017.08.06"]
[Round "5"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Dos Santos, Romario Jose Breves"]
[Result "0-1"]
[ECO "B52"]
[BlackElo "1423"]
[PlyCount "80"]
[EventDate "2017.08.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d3 Ngf6 6. 0-0 e6 7. Bg5 Be7 8. Nbd2 0-0 9. Qe2 b5 10. a4 bxa4 11. Rxa4 Qb6 12. Nc4 Qc7 13. Re1 Nb6 14. Nxb6 axb6 15. Rea1 Rxa4 16. Rxa4 h6 17. Bh4 Qc6 18. Ra7 Re8 19. e5 Nd5 20. c4 Nf4 21. Qe3 Ng6 22. Bxe7 Nxe7 23. exd6 Qxd6 24. Ne5 Rd8 25. Rxe7 Qxe7 26. Nc6 Qd7 27. Nxd8 Qxd8 28. g3 Qf6 29. Qe2 Qd4 30. Kg2 g5 31. f3 h5 32. Kh3 Kg7 33. f4 gxf4 34. gxf4 Qxf4 35. b3 f5 36. Qg2+ Qg4+ 37. Qxg4+ hxg4+ 38. Kg3 Kf6 39. Kf4 e5+ 40. Ke3 Kg5 0-1

[Event "Aldeia de Barueri op"]
[Site "Aldeia de Barueri"]
[Date "2017.08.05"]
[Round "3"]
[White "Gomes, Emerson De Lima"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1243"]
[PlyCount "109"]
[EventDate "2017.08.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. h3 0-0 7. 0-0 Qe7 8. c3 d6 9. Nbd2 Be6 10. Bc2 Nh5 11. Nb3 Ba7 12. d4 Bxb3 13. Bxb3 exd4 14. Nxd4 Nxd4 15. cxd4 Qh4 16. Be3 Nf4 17. Bc2 Ne6 18. Qd2 Rae8 19. Rad1 h6 20. f4 Qf6 21. e5 dxe5 22. Qd3 g6 23. fxe5 Qh4 24. Qe4 Qxe4 25. Bxe4 Kg7 26. Bxb7 Rb8 27. Bxa6 Rfd8 28. b3 Bxd4 29. Bxd4 Rxd4 30. Rxd4 Nxd4 31. Bc4 Ne6 32. Bxe6 fxe6 33. Rf6 Rb6 34. Kf1 Ra6 35. a4 Rb6 36. Rf3 Rb4 37. Ke2 Re4+ 38. Re3 Rb4 39. Kd2 Kf7 40. Kc3 c5 41. Rf3+ Ke7 42. Rg3 g5 43. Rg4 Rb8 44. b4 cxb4+ 45. Rxb4 Rc8+ 46. Rc4 Ra8 47. Kb4 Kd7 48. a5 Rb8+ 49. Ka4 Rb1 50. a6 Ra1+ 51. Kb5 Rb1+ 52. Rb4 Rxb4+ 53. Kxb4 Kc6 54. a7 Kb7 55. Kc5 1-0

[Event "Aldeia de Barueri op"]
[Site "Aldeia de Barueri"]
[Date "2017.08.04"]
[Round "1"]
[White "Boabaid, Jorge Alberto Duard"]
[Black "Yasuda, Osvaldo Makoto"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1823"]
[PlyCount "91"]
[EventDate "2017.08.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 Nc6 8. Nc3 d6 9. fxe5 Nxe5 10. Bb3 Be6 11. Bg5 Ned7 12. Qe1 Qe7 13. Nb5 Ne5 14. Qh4 a6 15. Nd4 Ned7 16. Rae1 0-0-0 17. Nf5 Qf8 18. Bxe6 fxe6 19. Nd4 Re8 20. Qh3 Qf7 21. Qb3 Nc5 22. Qc4 Qg6 23. e5 d5 24. Qxc5 Nd7 25. Qa7 Qxg5 26. Qa8+ Nb8 27. Nb3 b6 28. Nd4 Kd7 29. Rf7+ Re7 30. Rxe7+ Qxe7 31. c3 Qc5 32. Rf1 Qe7 33. h3 Rc8 34. Qb7 Re8 35. b4 Qd8 36. a4 Qc8 37. Rf7+ Kd8 38. Nc6+ Nxc6 39. Qxc6 g5 40. Rxh7 Rg8 41. g4 Rf8 42. Kg2 Re8 43. Kg3 Rf8 44. h4 gxh4+ 45. Kxh4 Rg8 46. g5 1-0

[Event "Aldeia de Barueri op"]
[Site "Aldeia de Barueri"]
[Date "2017.08.04"]
[Round "2"]
[White "Yasuda, Osvaldo Makoto"]
[Black "Kikuchi Cadilhac, Mariana Sawae"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1562"]
[PlyCount "104"]
[EventDate "2017.08.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. c3 Nxe4 6. d4 exd4 7. cxd4 Be7 8. Re1 d5 9. Bb5 Bd7 10. Nc3 Nxc3 11. bxc3 0-0 12. Bxc6 Bxc6 13. Ne5 Bd7 14. Qf3 Be6 15. Qg3 Bh4 16. Qf4 Bf6 17. Qg3 g6 18. Bh6 Bg7 19. Bxg7 Kxg7 20. Ng4 Bxg4 21. Qxg4 Re8 22. Re2 Rxe2 23. Qxe2 Qe8 24. Re1 Qxe2 25. Rxe2 Kf8 26. Kf1 Re8 27. Re5 Rxe5 28. dxe5 Ke7 29. Ke2 g5 30. Ke3 Ke6 31. f4 h6 32. g3 c5 33. fxg5 hxg5 34. h4 gxh4 35. gxh4 Kxe5 36. h5 Kf5 37. h6 Kg6 38. h7 Kxh7 39. Kf4 d4 40. cxd4 cxd4 41. Ke4 Kg6 42. Kxd4 f5 43. Ke3 Kg5 44. Kf3 f4 45. a4 a5 46. Kf2 Kg4 47. Kg2 f3+ 48. Kf2 Kf4 49. Kf1 Kg3 50. Kg1 f2+ 51. Kf1 b6 52. Ke2 Kg2 0-1

