[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.05"]
[Round "9"]
[White "Nascimento, Andre Renato"]
[Black "Yamamoto, Martins Takeo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1882"]
[BlackElo "1361"]
[PlyCount "63"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[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. e5 c5 4. Be3 Nc6 5. Nf3 Qc7 6. c3 cxd4 7. cxd4 Bb4+ 8. Nc3 a6 9. Rc1 Bd7 10. Be2 Nge7 11. 0-0 Nf5 12. a3 Be7 13. Na4 0-0 14. Nc5 Nxe3 15. fxe3 h6 16. b4 Bxc5 17. Rxc5 b6 18. Rc3 Qb7 19. h4 f5 20. exf6 Rxf6 21. Nh2 Raf8 22. Bf3 Qb8 23. e4 Qg3 24. exd5 Nxd4 25. Qxd4 Bb5 26. Be2 Rxf1+ 27. Nxf1 Qe1 28. Bxb5 axb5 29. Rf3 Rd8 30. d6 Qb1 31. Qxb6 Rd7 32. Qxb5 1-0

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.04"]
[Round "8"]
[White "Fante, Gabriel"]
[Black "Yamamoto, Martins Takeo"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1584"]
[BlackElo "1361"]
[PlyCount "41"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[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. c4 dxe4 4. Nc3 c6 5. Nxe4 Nd7 6. Be3 Bb4+ 7. Nc3 Ngf6 8. Bd3 0-0 9. a3 Bd6 10. f4 Qc7 11. Qf3 Re8 12. c5 Be7 13. Nh3 Nd5 14. Bd2 N7f6 15. 0-0 Bd7 16. Ng5 h6 17. Rae1 Bf8 18. g4 Re7 19. Nxf7 Kxf7 20. g5 Ng8 21. Qh5+ 1-0

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.04"]
[Round "7"]
[White "Yamamoto, Martins Takeo"]
[Black "Juliatto, Clara Machado"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1361"]
[BlackElo "1644"]
[PlyCount "110"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 0-0 5. Be2 d6 6. c3 Nbd7 7. 0-0 Qe8 8. h3 e5 9. dxe5 Nxe5 10. Nbd2 h6 11. Bh2 Qe7 12. Qb3 Nfd7 13. Rad1 Nc5 14. Qc2 Re8 15. Nxe5 dxe5 16. Nf3 Bf5 17. Qc1 Ne4 18. Rfe1 Ng5 19. Nxg5 Qxg5 20. Kh1 Rad8 21. Rxd8 Rxd8 22. Rd1 Rd6 23. Rxd6 cxd6 24. Qd2 Be4 25. f3 Bc6 26. Bg1 Bf8 27. c4 Be7 28. Bf2 a6 29. Qc3 Qf5 30. Qc1 Bg5 31. Kg1 Qe6 32. h4 Be7 33. e4 Kh7 34. b3 g5 35. hxg5 Bxg5 36. Be3 Be7 37. Kf2 Qg6 38. Qh1 Bd7 39. g3 Bf8 40. Bd3 f5 41. Qb1 Qh5 42. Qg1 Be7 43. exf5 Bxf5 44. Bxf5+ Qxf5 45. Qc1 Qh3 46. Qf1 Qh5 47. Qd3+ Kg7 48. Kg2 Qf7 49. Qe4 Bf8 50. Qg4+ Kh7 51. Qe4+ Kg7 52. f4 Qc7 53. fxe5 dxe5 54. Qg4+ Kh7 55. Qf5+ Kg7 1/2-1/2

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.03"]
[Round "6"]
[White "Pessoa, Yuri Marca"]
[Black "Yamamoto, Martins Takeo"]
[Result "0-1"]
[ECO "C10"]
[BlackElo "1361"]
[PlyCount "78"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 c6 4. d4 dxe4 5. Nxe4 Nd7 6. Bd3 Be7 7. Be3 Ngf6 8. Nc3 Nd5 9. Nxd5 exd5 10. 0-0 Nf6 11. h3 0-0 12. c3 Be6 13. Bc2 Re8 14. Qd3 g6 15. Bd2 Bf5 16. Qe3 Bxc2 17. Qh6 Bf8 18. Qh4 Ne4 19. Bg5 Nxg5 20. Nxg5 h6 21. Nf3 Qxh4 22. Nxh4 Re2 23. Rfe1 Rae8 24. Nf3 Rxe1+ 25. Rxe1 Rxe1+ 26. Nxe1 Be4 27. f3 Bf5 28. g4 Be6 29. Ng2 Bd6 30. a3 Kg7 31. Kf2 g5 32. h4 f6 33. h5 f5 34. gxf5 Bxf5 35. Ne3 Be6 36. a4 c5 37. b3 cxd4 38. cxd4 a5 39. Kg2 Bf4 0-1

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.03"]
[Round "5"]
[White "Yamamoto, Martins Takeo"]
[Black "Arndt, Claudio Felipe"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1361"]
[BlackElo "1664"]
[PlyCount "108"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c3 cxd4 4. cxd4 d5 5. Nc3 Nc6 6. Bg5 e6 7. e3 a6 8. Bd3 Be7 9. a3 h6 10. Bh4 0-0 11. 0-0 b5 12. b4 Nd7 13. Bg3 Nb6 14. Nd2 Nc4 15. Ra2 Qb6 16. Nb3 a5 17. bxa5 N6xa5 18. Nxa5 Rxa5 19. a4 b4 20. Ne2 b3 21. Ra1 Nb2 22. Qd2 Nxd3 23. Qxd3 Ba6 24. Qd2 Qb4 25. Qb2 Bc4 26. Rfe1 Bxe2 27. Rxe2 Rxa4 28. Rxa4 Qxa4 29. f3 Rc8 30. Be1 Rc2 31. Rxc2 bxc2 32. Bd2 Ba3 33. Qc3 c1Q+ 34. Bxc1 Qd1+ 35. Kf2 Qxc1 36. Qxc1 Bxc1 37. h3 Kf8 38. Ke2 Ke7 39. Kd3 f5 40. Ke2 g5 41. Kd3 h5 42. Ke2 Kd6 43. g4 fxg4 44. fxg4 h4 45. Kd3 Kc6 46. e4 Kb5 47. exd5 exd5 48. Kc3 Be3 49. Kd3 Bg1 50. Kc3 Bf2 51. Kd3 Kb4 52. Kd2 Kc4 53. Kc2 Kxd4 54. Kd2 Bg1 0-1

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.02"]
[Round "4"]
[White "Soares, Gustavo Henrique"]
[Black "Yamamoto, Martins Takeo"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1781"]
[BlackElo "1361"]
[PlyCount "79"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 c6 6. Bd3 dxc4 7. Bxc4 Nd5 8. Bxe7 Qxe7 9. Nf3 Nd7 10. 0-0 N7f6 11. Re1 0-0 12. e4 Nb6 13. Bd3 Qc7 14. e5 Nfd5 15. Bxh7+ Kh8 16. Bc2 Qe7 17. Qc1 f5 18. exf6 Qxf6 19. Qg5 Bd7 20. Qh5+ Qh6 21. Qxh6+ gxh6 22. Ne5 Kg7 23. Nxd7 Nxd7 24. Rxe6 N7f6 25. Nxd5 Nxd5 26. Rg6+ Kf7 27. Rxh6 Nf6 28. Rh3 Rae8 29. Kf1 Re7 30. Re1 Rd7 31. Bb3+ Kg7 32. Rg3+ Kh6 33. Rh3+ Kg7 34. Re5 Nh7 35. Reh5 Kh8 36. Bc2 Rff7 37. Rxh7+ Rxh7 38. Rxh7+ Rxh7 39. Bxh7 Kxh7 40. Ke2 1-0

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.02"]
[Round "3"]
[White "Yamamoto, Martins Takeo"]
[Black "Peroza, Eduardo Antunes"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1361"]
[BlackElo "1756"]
[PlyCount "73"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Be2 d5 6. h3 Nbd7 7. c3 Be7 8. Nbd2 0-0 9. Qc2 c5 10. 0-0 a6 11. Rfe1 b5 12. Rab1 Rc8 13. b3 cxd4 14. exd4 Qa5 15. Qb2 Ba3 16. Qa1 Qxc3 17. Qxc3 Rxc3 18. b4 Rc2 19. Bd3 Rxa2 20. Rb3 Rc8 21. Nb1 Bb2 22. Re2 Bc1 23. Rxa2 Bxf4 24. g3 Bd6 25. Kf1 Nb6 26. Nbd2 Kf8 27. Ke2 Ke7 28. Ra1 h6 29. Rd1 Ne4 30. Bxe4 dxe4 31. Ne5 f6 32. Ng6+ Kf7 33. Nf4 f5 34. Ng2 Nd5 35. Nb1 Bxb4 36. Ne3 Rc2+ 37. Nxc2 1-0

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.01"]
[Round "2"]
[White "Nascimento, Heitor M Barbieri"]
[Black "Yamamoto, Martins Takeo"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1361"]
[PlyCount "54"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[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. e5 c5 4. Bd2 Nc6 5. Bc3 Nge7 6. Na3 d4 7. Bd2 Nxe5 8. Nb5 a6 9. Na3 Nf5 10. Qe2 Bd6 11. 0-0-0 0-0 12. Bf4 b5 13. Bxe5 Bxe5 14. Qxe5 Bb7 15. Nb1 Bd5 16. Nd2 a5 17. Ndf3 f6 18. Qe2 Qc7 19. b3 Rfb8 20. c4 dxc3 21. g4 Qf4+ 22. Kc2 Qxg4 23. h3 Qb4 24. h4 a4 25. h5 axb3+ 26. axb3 Qxb3+ 27. Kc1 Ra1# 0-1

[Event "Concordia op 5th"]
[Site "Concordia"]
[Date "2019.05.01"]
[Round "1"]
[White "Yamamoto, Martins Takeo"]
[Black "Luz, Arthur Nader"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1361"]
[BlackElo "2133"]
[PlyCount "120"]
[EventDate "2019.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 0-0 5. Be2 d6 6. h3 Nc6 7. c3 Nd7 8. 0-0 e5 9. dxe5 dxe5 10. Bh2 Qe7 11. Qc2 f5 12. Bc4+ Kh8 13. a3 e4 14. Nd4 Nde5 15. Be2 Nd8 16. Nd2 c5 17. N4b3 Be6 18. Rad1 Ndc6 19. c4 b6 20. Nc1 Qf7 21. b3 g5 22. f3 exf3 23. Nxf3 Qe7 24. Nxe5 Nxe5 25. Nd3 Ng6 26. Bf3 Rad8 27. Bg3 Bc8 28. Qe2 Rde8 29. Rde1 Rf6 30. Bd5 Bb7 31. Bxb7 Qxb7 32. Qf3 Qe7 33. Bf2 Qe6 34. Rd1 Qf7 35. Qd5 Qxd5 36. cxd5 Rd6 37. Ne1 Red8 38. Nf3 h6 39. a4 Rxd5 40. Rb1 Ne7 41. Rfe1 Bc3 42. Rec1 Bf6 43. Re1 Nc6 44. g3 Rd3 45. Kg2 Na5 46. b4 cxb4 47. Nd4 Bxd4 48. exd4 Nc6 49. Re6 Nxd4 50. Rxh6+ Kg7 51. Rh5 Kg6 52. g4 fxg4 53. hxg4 Ne6 54. Rhh1 Nf4+ 55. Kh2 Rd2 56. Kg1 Rd1+ 57. Rxd1 Rxd1+ 58. Kh2 Rxh1+ 59. Kxh1 b3 60. Bd4 Nd3 0-1

[Event "Concordia op 4th"]
[Site "Concordia"]
[Date "2018.07.01"]
[Round "5"]
[White "Yamamoto, Martins Takeo"]
[Black "Buganca, Luiz Henrique Da Si"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1334"]
[BlackElo "1790"]
[PlyCount "66"]
[EventDate "2018.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 a6 4. cxd5 exd5 5. Bf4 Be7 6. e3 Nf6 7. Bd3 Nbd7 8. Nf3 0-0 9. Qc2 Re8 10. 0-0 Nf8 11. Rac1 Ng6 12. Bg3 Bd6 13. Ne2 Ne4 14. Bxd6 Nxd6 15. Ng3 Bd7 16. b3 Rc8 17. Rfd1 Qf6 18. Re1 Ne4 19. Nxe4 dxe4 20. Bxe4 Rxe4 21. Nd2 Ree8 22. b4 h6 23. a3 Rcd8 24. Nf1 Nh4 25. Ng3 Nf5 26. Ne4 Qg6 27. Nc5 Bc8 28. g3 Qg4 29. Qe2 Qxe2 30. Rxe2 Nxd4 31. Rb2 Nf3+ 32. Kg2 Ne5 33. Rb3 b6 0-1

[Event "Concordia op 4th"]
[Site "Concordia"]
[Date "2018.06.30"]
[Round "4"]
[White "Menegatti, Vitor Emanuel"]
[Black "Yamamoto, Martins Takeo"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1844"]
[BlackElo "1334"]
[PlyCount "100"]
[EventDate "2018.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 Bd6 7. Bd3 b6 8. 0-0 Bb7 9. Re1 0-0 10. Ne5 Re8 11. Nh5 g6 12. Nxf6+ Nxf6 13. Bg5 Be7 14. c3 Nh5 15. Bxe7 Qxe7 16. Qg4 Rad8 17. Bb5 Rf8 18. Bc6 Ba8 19. Qe4 Nf6 20. Qf3 Nd5 21. Bxa8 Rxa8 22. Nxg6 hxg6 23. Qxd5 Qd6 24. Qg5 Kg7 25. Re3 Rh8 26. h3 Rh5 27. Qg4 Rah8 28. Rf3 Qd5 29. Qg3 Rg5 30. Qf4 Rf5 31. Qe3 Rxf3 32. Qxf3 Qxf3 33. gxf3 Rxh3 34. Kg2 Rh5 35. f4 Kf6 36. Re1 c6 37. a4 Kf5 38. Kg3 Kf6 39. b4 Rh8 40. Re5 Rd8 41. a5 Rd5 42. axb6 axb6 43. Kg4 Ke7 44. Rxd5 cxd5 45. Kg5 Ke8 46. Kf6 Kf8 47. b5 Ke8 48. Kg7 Ke7 49. f3 Ke8 50. Kf6 Kf8 1/2-1/2

[Event "Concordia op 4th"]
[Site "Concordia"]
[Date "2018.06.30"]
[Round "3"]
[White "Yamamoto, Martins Takeo"]
[Black "Franca, Jairo Jr"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1334"]
[BlackElo "1866"]
[PlyCount "65"]
[EventDate "2018.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 Be7 6. e3 d5 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Rc1 0-0 10. Bd3 Na6 11. Nxd5 exd5 12. 0-0 c5 13. dxc5 Nxc5 14. Bb1 Rac8 15. Nd4 Qf6 16. b4 Ne4 17. Bxe4 dxe4 18. Qd2 g6 19. a3 Qd6 20. Rfd1 a6 21. Qb2 Qe5 22. Rd2 Rxc1+ 23. Qxc1 Rc8 24. Rc2 Rxc2 25. Qxc2 Qd6 26. g3 h5 27. Kg2 h4 28. Qe2 Qd7 29. g4 Qc7 30. Qc2 Qe5 31. Qc4 Kg7 32. Qc3 Kf6 33. Ne2 1/2-1/2

[Event "Concordia op 4th"]
[Site "Concordia"]
[Date "2018.06.29"]
[Round "2"]
[White "Todeschini, Tiago"]
[Black "Yamamoto, Martins Takeo"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1334"]
[PlyCount "84"]
[EventDate "2018.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 Bd6 5. Bxd6 Qxd6 6. c3 0-0 7. Bd3 Nbd7 8. Nbd2 c5 9. Qc2 c4 10. Be2 b5 11. b4 Bb7 12. h4 h6 13. Ng5 Rfe8 14. g4 e5 15. Qf5 g6 16. Qf3 e4 17. Qh3 Kg7 18. 0-0-0 Rh8 19. Qg2 Rag8 20. f3 Re8 21. fxe4 hxg5 22. hxg5 Nxe4 23. Rh2 Rxh2 24. Qf3 Nxc3 25. Rf1 Nxe2+ 26. Kc2 Rf8 27. Rh1 Rxh1 28. Qxh1 Rh8 29. Qf3 Rh2 30. Kd1 Nc3+ 31. Kc2 Ne4 32. Kc1 Rxd2 33. Qh1 Qh2 34. Qxh2 Rxh2 35. a4 Nxg5 36. axb5 Kf6 37. b6 axb6 38. b5 Ne4 39. g5+ Kxg5 40. Kd1 Kg4 41. Ke1 Kf3 42. Kf1 Rh1# 0-1

[Event "Concordia op 4th"]
[Site "Concordia"]
[Date "2018.06.29"]
[Round "1"]
[White "Yamamoto, Martins Takeo"]
[Black "Santiago, Bruno Majorico Frei"]
[Result "0-1"]
[ECO "D23"]
[WhiteElo "1334"]
[BlackElo "2184"]
[PlyCount "64"]
[EventDate "2018.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Qa4+ Nc6 4. e3 Bd7 5. Qxc4 e6 6. Nf3 Nf6 7. Nc3 Be7 8. Be2 a6 9. Qb3 0-0 10. 0-0 Na5 11. Qc2 c5 12. b3 cxd4 13. Nxd4 Rc8 14. Bb2 b5 15. Qd3 Qb6 16. Rac1 Rfd8 17. Qb1 Nc6 18. Rfd1 Nxd4 19. Rxd4 Bc5 20. Rd2 Bxe3 21. Rcd1 Bxd2 22. Rxd2 Bc6 23. Rxd8+ Qxd8 24. Bd3 h6 25. h3 Bb7 26. Ne2 Qd5 27. f3 Qg5 28. Bc1 Qc5+ 29. Kh2 Qf2 30. Ng1 Nh5 31. Qb2 Qg3+ 32. Kh1 Qd6 0-1

[Event "Santa Catarina-ch sf1"]
[Site "Sao Bento do Sul"]
[Date "2016.03.06"]
[Round "5"]
[White "Sarda, Pedro Sada"]
[Black "Yamamoto, Martins Takeo"]
[Result "0-1"]
[ECO "D03"]
[PlyCount "56"]
[EventDate "2016.03.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. Nbd2 Be7 5. e3 b6 6. Bd3 Bb7 7. c3 Nbd7 8. Qe2 c5 9. h4 Qc7 10. Bf4 Bd6 11. Bxd6 Qxd6 12. g3 c4 13. Bc2 b5 14. Ng5 h6 15. Ngf3 a5 16. 0-0-0 0-0 17. Rhg1 a4 18. a3 Nb8 19. g4 Nc6 20. g5 hxg5 21. hxg5 Nh7 22. Rg2 g6 23. Rh1 Kg7 24. Rgh2 Rh8 25. e4 Qd8 26. exd5 exd5 27. Ne5 Qxg5 28. Nef3 Qf6 0-1

[Event "Santa Catarina-ch sf1"]
[Site "Sao Bento do Sul"]
[Date "2016.03.06"]
[Round "6"]
[White "Yamamoto, Martins Takeo"]
[Black "Katscher, Gabriel Angelo Fing"]
[Result "1/2-1/2"]
[ECO "D15"]
[BlackElo "1575"]
[PlyCount "117"]
[EventDate "2016.03.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 Bf5 5. Bg5 Nbd7 6. e3 Qc7 7. Bf4 Qb6 8. Qc1 g6 9. Be2 Bg7 10. 0-0 0-0 11. cxd5 cxd5 12. Nh4 Rac8 13. Nxf5 gxf5 14. Qd2 Ne4 15. Nxe4 fxe4 16. Rac1 Kh8 17. Rc2 Rxc2 18. Qxc2 e5 19. dxe5 Nxe5 20. Rd1 Rd8 21. b3 Qc6 22. Qd2 Qg6 23. Qa5 b6 24. Qxa7 Nf3+ 25. Kh1 Ne5 26. Qc7 Qd6 27. Qc2 Qc6 28. Qxc6 Nxc6 29. f3 f5 30. fxe4 fxe4 31. h4 d4 32. exd4 Rxd4 33. Rxd4 Bxd4 34. a3 Kg7 35. g4 Bb2 36. Be3 Bxa3 37. Bxb6 Kf6 38. Be3 Ke5 39. Kg2 Nd4 40. Bxd4+ Kxd4 41. Kf2 Be7 42. h5 h6 43. Kg3 Ke3 44. Bc4 Bd6+ 45. Kg2 Kf4 46. Be2 Ke3 47. Kf1 Kd2 48. Bc4 e3 49. Be2 Bh2 50. b4 Bg1 51. b5 Bh2 52. b6 Kc3 53. b7 Kd4 54. Kg2 Be5 55. Kf3 Kc5 56. Kxe3 Kc6 57. Bf3+ Kc7 58. Kd3 Kb8 59. Kc4 1/2-1/2

[Event "Santa Catarina-ch sf1"]
[Site "Sao Bento do Sul"]
[Date "2016.03.05"]
[Round "3"]
[White "Perondi, Marcelo"]
[Black "Yamamoto, Martins Takeo"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1512"]
[PlyCount "26"]
[EventDate "2016.03.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 Nf6 3. g3 d5 4. Bg2 c6 5. b3 Be7 6. Bb2 Nbd7 7. d3 Bb4+ 8. Nbd2 0-0 9. 0-0 Bc5 10. Qc2 Qb6 11. h3 Re8 12. Rac1 Qc7 13. e4 a6 1-0

[Event "Santa Catarina-ch sf1"]
[Site "Sao Bento do Sul"]
[Date "2016.03.05"]
[Round "4"]
[White "Yamamoto, Martins Takeo"]
[Black "Engel, Franciele Carolina"]
[Result "1/2-1/2"]
[ECO "A48"]
[BlackElo "1309"]
[PlyCount "51"]
[EventDate "2016.03.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d6 2. Bf4 Nf6 3. h3 g6 4. Nf3 Bg7 5. e3 b6 6. c3 Bb7 7. Bc4 e6 8. Nbd2 Nbd7 9. 0-0 0-0 10. Re1 Re8 11. e4 c5 12. Bxd6 cxd4 13. cxd4 Rc8 14. Bb3 Nb8 15. Ba3 Nc6 16. Ba4 a6 17. Rc1 b5 18. Bc5 bxa4 19. Qxa4 e5 20. Nc4 Bf8 21. Bxf8 Rxf8 22. Ncxe5 Nxe5 23. dxe5 Nd7 24. Rcd1 Rc7 25. Rd6 Qe7 26. Qd4 1/2-1/2

[Event "Santa Catarina-ch sf1"]
[Site "Sao Bento do Sul"]
[Date "2016.03.04"]
[Round "2"]
[White "Cisz, Isadora Bernardo"]
[Black "Yamamoto, Martins Takeo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1646"]
[PlyCount "55"]
[EventDate "2016.03.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 Qc7 7. b4 cxd4 8. cxd4 a6 9. Be2 Nge7 10. 0-0 Nf5 11. Bb2 Be7 12. Nbd2 Qb6 13. Nb3 0-0 14. Nc5 Rfd8 15. Re1 Rac8 16. Bd3 Bxc5 17. dxc5 Qc7 18. Qc2 h6 19. Rad1 Nce7 20. g4 g6 21. gxf5 exf5 22. e6 Bxe6 23. Qc3 Kf8 24. Qh8+ Ng8 25. Be5 Qc6 26. Nd4 Qd7 27. Bf6 Qc7 28. Qg7+ 1-0

[Event "Santa Catarina-ch sf1"]
[Site "Sao Bento do Sul"]
[Date "2016.03.04"]
[Round "1"]
[White "Yamamoto, Martins Takeo"]
[Black "Yanaguihara, Vitor Kioshi"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "1829"]
[PlyCount "34"]
[EventDate "2016.03.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. e3 Bg7 5. Be2 0-0 6. 0-0 c5 7. c3 Qb6 8. Qb3 Qxb3 9. axb3 Bf5 10. Nbd2 Nc6 11. h3 a6 12. g4 Bd7 13. Nc4 b5 14. Nb6 Ra7 15. Nxd7 Nxd7 16. Bxb5 axb5 17. Rxa7 Nxa7 0-1

[Event "Catarinense-ch sf"]
[Site "Concordia"]
[Date "1996.11.??"]
[Round "5"]
[White "Yamamoto, Martins Takeo"]
[Black "Boeck, Moacir Luis"]
[Result "1/2-1/2"]
[ECO "D44"]
[PlyCount "96"]
[EventDate "1996.11.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. Nf3 dxc4 6. e4 b5 7. e5 h6 8. Bxf6 gxf6 9. exf6 Bb7 10. Ne4 Bb4+ 11. Nc3 Nd7 12. a3 Bxc3+ 13. bxc3 Nxf6 14. Be2 Nd5 15. Qd2 Qf6 16. Ne5 c5 17. Rb1 a6 18. Bh5 Nf4 19. Bxf7+ Ke7 20. f3 Raf8 21. Bxe6 Nxe6 22. Rf1 Rd8 23. Nxc4 Nxd4 24. cxd4 Rxd4 25. Qe2+ Kd8 26. Ne3 Re8 27. Kf2 Bxf3 28. Qxf3 Rf4 29. Rbd1+ Kc8 30. Kg1 Rxf3 31. Rxf3 Qc3 32. Nf1 Qc2 33. Rd2 Qc1 34. Rd6 Re7 35. Rxh6 c4 36. Rc6+ Rc7 37. Rb6 Rb7 38. Rc6+ Kb8 39. Rxa6 Rc7 40. Rb6+ Ka7 41. Rxb5 c3 42. Rff5 Rc6 43. Rf7+ Ka6 44. a4 c2 45. Rf8 Rc7 46. Ra8+ Ra7 47. Rc8 Rf7 48. Ra8+ Ra7 1/2-1/2

[Event "Catarinense-ch sf"]
[Site "Concordia"]
[Date "1996.11.??"]
[Round "2"]
[White "Yamamoto, Martins Takeo"]
[Black "De Haro, Martim Alfonso"]
[Result "1/2-1/2"]
[ECO "A32"]
[BlackElo "2165"]
[PlyCount "38"]
[EventDate "1996.11.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 a6 6. e3 b6 7. Be2 Bb7 8. Bf3 Qc7 9. Bxb7 Qxb7 10. 0-0 Be7 11. b3 0-0 12. Bb2 Rd8 13. Qc2 Nc6 14. Nxc6 Qxc6 15. Rfd1 b5 16. cxb5 axb5 17. Qd3 Rdb8 18. Rdc1 Qb7 19. Rc2 b4 1/2-1/2

[Event "Catarinense-ch sf"]
[Site "Concordia"]
[Date "1996.11.??"]
[Round "4"]
[White "Yamamoto, Martins Takeo"]
[Black "Vonk, Rogerio"]
[Result "0-1"]
[ECO "D91"]
[PlyCount "114"]
[EventDate "1996.11.22"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 c6 6. e3 0-0 7. Bd3 a6 8. 0-0 dxc4 9. Bxc4 b5 10. Bb3 Nbd7 11. Rc1 Bb7 12. Re1 Rc8 13. h3 c5 14. dxc5 Rxc5 15. Bf4 Qc8 16. e4 b4 17. Nd5 Nxd5 18. Rxc5 Qxc5 19. Bxd5 Bxd5 20. exd5 Bxb2 21. Bh6 Bg7 22. Bxg7 Kxg7 23. Qb3 a5 24. Re3 Nb6 25. Rd3 Rd8 26. d6 Rxd6 27. Rxd6 Qxd6 28. Ng5 Qd5 29. Qb2+ f6 30. Nf3 Qc4 31. Qd2 Nd5 32. Qb2 a4 33. Qd2 b3 34. axb3 Qxb3 35. Nd4 Qc4 36. Nc2 e6 37. Na3 Qc3 38. Qxc3 Nxc3 39. f3 Kf7 40. Kf2 Ke7 41. Nc4 Nb5 42. Ke3 a3 43. Nd2 Kd6 44. Kd3 Kc5 45. Nb3+ Kd5 46. Nc1 e5 47. Na2 f5 48. Nc3+ Kc5 49. Na2 Nd4 50. Nc1 e4+ 51. fxe4 fxe4+ 52. Ke3 Kb4 53. Na2+ Kb3 54. Nc1+ Kb2 55. Kd2 e3+ 56. Kd1 e2+ 57. Nxe2 a2 0-1

