[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.07.06"]
[Round "9"]
[White "Di Berardino, Diego Rafael"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2448"]
[BlackElo "2359"]
[PlyCount "123"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. Kb1 h6 10. Be3 Ng4 11. Nxc6 Bxc6 12. Bd4 e5 13. Be3 b5 14. a3 Be7 15. f3 Nxe3 16. Qxe3 0-0 17. Nd5 Bxd5 18. Rxd5 Qc7 19. c3 Rfb8 20. Bd3 Qc6 21. Qe2 Rb6 22. Rd1 Rab8 23. Bc2 Qc4 24. Bd3 Qc6 25. Qc2 a5 26. Qb3 Bg5 27. Be2 Be3 28. g3 Bc5 29. f4 exf4 30. gxf4 Qb7 31. e5 b4 32. cxb4 Bxb4 33. a4 Qe7 34. Bb5 dxe5 35. Rd7 Qe6 36. Bc4 Qf5+ 37. Ka1 Be7 38. Bb5 Bf8 39. fxe5 Re6 40. R1d5 Rxe5 41. Rxe5 Qxd7 42. Bxd7 Rxb3 43. Rxa5 Bd6 44. h3 g5 45. Rd5 Be7 46. Ka2 Rb7 47. a5 Bf6 48. Bb5 Rc7 49. a6 Kg7 50. b4 h5 51. Bd7 Be7 52. Kb3 g4 53. hxg4 h4 54. g5 Kg6 55. b5 Rc5 56. Rxc5 Bxc5 57. Kc4 Bg1 58. Kd5 Kxg5 59. Bh3 f5 60. Kc6 f4 61. b6 f3 62. a7 1-0

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.07.05"]
[Round "8"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Aranha Filho, Alvaro Zimmermann"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2359"]
[BlackElo "2184"]
[PlyCount "109"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 c6 6. Bd3 Nd7 7. Nf3 N7f6 8. h3 Nb4 9. Bc4 Bf5 10. Bb3 e6 11. a3 Na6 12. g4 Be4 13. Nbd2 Qa5 14. 0-0 Bxf3 15. Qxf3 h5 16. Nc4 Qd5 17. Qxd5 Nxd5 18. g5 g6 19. Re1 0-0-0 20. Ne5 Rh7 21. c4 Ne7 22. Be3 Nf5 23. Rad1 Bd6 24. Bf4 Nc7 25. Bc2 Rhh8 26. Bh2 Rhf8 27. b4 Be7 28. Bxf5 gxf5 29. h4 Bd6 30. Bf4 Bxe5 31. Bxe5 b5 32. Rc1 Kb7 33. Bxc7 Kxc7 34. cxb5 Rxd4 35. Rxc6+ Kb8 36. Rec1 Rg4+ 37. Kf1 Rxh4 38. b6 Rd8 39. bxa7+ Kxa7 40. R6c4 Rh3 41. R4c3 Rh4 42. Rc4 Rh3 43. a4 e5 44. Kg2 Ra3 45. a5 Rd2 46. Rc7+ Ka6 47. Rxf7 f4 48. Rc6+ Kb5 49. Rc5+ Ka4 50. Rxe5 Rg3+ 51. Kf1 Rf3 52. Re2 Rd5 53. a6 Kxb4 54. Ra2 Rd8 55. a7 1-0

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.07.04"]
[Round "7"]
[White "Viana da Costa, Fernando"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2228"]
[BlackElo "2359"]
[PlyCount "60"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. cxd5 exd5 6. Bf4 c6 7. Qc2 0-0 8. e3 Nh5 9. Be5 Nd7 10. Bd3 h6 11. g4 Nxe5 12. Nxe5 Nf6 13. h3 Nd7 14. 0-0-0 Nxe5 15. dxe5 b5 16. Bf5 Qa5 17. Kb1 Rb8 18. Ne2 Rb6 19. h4 Ra6 20. b3 c5 21. Nf4 Bb7 22. Nxd5 Bxd5 23. Rxd5 c4 24. bxc4 Qb4+ 25. Qb3 Qxc4 26. Rxb5 Qc6 27. Qd5 Qxd5 28. Rxd5 Rb8+ 29. Ka1 Rc6 30. Rb1 Rxb1+ 1/2-1/2

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.07.03"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Nogueira, Ivan Kuhlmann"]
[Result "1-0"]
[ECO "C76"]
[WhiteElo "2359"]
[BlackElo "2094"]
[PlyCount "73"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 g6 7. 0-0 Bg7 8. d5 Nce7 9. c4 Nf6 10. Nc3 0-0 11. Bxd7 Nxd7 12. Be3 h6 13. Ne1 f5 14. f3 f4 15. Bf2 g5 16. Nd3 Ng6 17. c5 Nf6 18. Rc1 Rf7 19. h3 h5 20. Qb3 Rb8 21. cxd6 cxd6 22. Bb6 Qd7 23. Qa4 Qe7 24. Nf2 g4 25. hxg4 hxg4 26. fxg4 Ne8 27. Nh3 Qh4 28. Qd1 Bf6 29. Nb1 Bd8 30. Bf2 Qh6 31. Nd2 Bh4 32. Nf3 Bxf2+ 33. Rxf2 Nf8 34. Rfc2 Rd8 35. Qe1 Ng6 36. Nhg5 Rfd7 37. Ne6 1-0

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.07.02"]
[Round "5"]
[White "Mareco, Sandro"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2585"]
[BlackElo "2359"]
[PlyCount "79"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. 0-0 Be7 8. Nc3 Nxc3 9. bxc3 Bg4 10. Rb1 Rb8 11. Re1 0-0 12. Bf4 Bd6 13. Bxd6 cxd6 14. Re3 h6 15. h3 Bh5 16. Qd2 f5 17. Kh2 f4 18. Re6 Qd7 19. Ree1 Qf7 20. Nh4 Qf6 21. Nf3 b6 22. Ng1 Ne7 23. c4 dxc4 24. Bxc4+ d5 25. Bd3 f3 26. g3 Nc6 27. c3 Rbe8 28. Rxe8 Rxe8 29. Re1 Rf8 30. Re3 Na5 31. Re5 Bg6 32. Qc2 Nc4 33. Bxg6 Nxe5 34. dxe5 Qxe5 35. Qd2 Rf6 36. Bc2 g5 37. Bb3 Kg7 38. Bxd5 Rd6 39. c4 Qf6 40. Qe3 1-0

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.07.01"]
[Round "4"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Marra, Eduardo da Costa"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2359"]
[BlackElo "2211"]
[PlyCount "99"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Qd2 0-0 9. Nf3 Bg4 10. Be2 Qa5 11. Rc1 cxd4 12. cxd4 Qxd2+ 13. Nxd2 Bxe2 14. Kxe2 e6 15. Rc7 Nc6 16. Nb3 Rfc8 17. Rxb7 Nd8 18. Rd7 Rc2+ 19. Kf3 Rxa2 20. Rc1 a5 21. Rcc7 Ra3 22. Ra7 Rb8 23. Nxa5 Bh6 24. d5 Bxe3 25. fxe3 Rc3 26. Nb7 Nxb7 27. Raxb7 Rxb7 28. Rxb7 exd5 29. exd5 Rd3 30. Rd7 Kg7 31. h4 h5 32. g3 Kf6 33. Ke4 Ra3 34. Rd6+ Ke7 35. Rb6 Rc3 36. Kd4 Ra3 37. Rc6 Rb3 38. Ra6 f6 39. Ke4 Rb4+ 40. Kf3 Rb1 41. e4 Rf1+ 42. Ke2 Rg1 43. Kf2 Rb1 44. Ra7+ Kf8 45. Ke3 Rg1 46. Kd4 Rd1+ 47. Kc5 Re1 48. d6 Ke8 49. Kd5 f5 50. e5 1-0

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.06.30"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Fraga, Heitor Carneiro"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2359"]
[BlackElo "2018"]
[PlyCount "85"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 c6 6. e3 Bd6 7. Bg3 Nf6 8. Bd3 Qc7 9. Bh4 Nbd7 10. Qc2 0-0 11. Nge2 g6 12. Bg5 Re8 13. h4 Qa5 14. 0-0-0 Ng4 15. h5 Nxf2 16. hxg6 Nxd3+ 17. Qxd3 fxg6 18. e4 Nf8 19. e5 Bf5 20. Qg3 Bb4 21. Rdf1 Be4 22. Nxe4 dxe4 23. Qb3+ Ne6 24. Be3 c5 25. a3 cxd4 26. Nxd4 Bc5 27. Bd2 Qb6 28. Qh3 Re7 29. Nc2 Qc7 30. Bc3 Nd4 31. e6 Ne2+ 32. Kb1 Nxc3+ 33. Qxc3 Bd6 34. Qd4 Be5 35. Qxe4 Rxe6 36. Qd5 Qe7 37. Re1 Re8 38. Rxe5 Qf7 39. Rxe6 Rxe6 40. Qd8+ Re8 41. Qd3 Rf8 42. Ne3 h5 43. Rf1 1-0

[Event "Matinhos Caioba op 9th"]
[Site "Matinhos"]
[Date "2025.06.29"]
[Round "2"]
[White "Mariani, Daniel Brandao"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2002"]
[BlackElo "2359"]
[PlyCount "43"]
[EventDate "2025.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB28_2025"]
[SourceDate "2025.07.09"]
[SourceVersion "1"]
[SourceVersionDate "2025.07.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Nc3 g6 9. 0-0 Bg7 10. Nde2 0-0 11. f3 a6 12. Be3 Ne5 13. b3 b5 14. Nd5 Rab8 15. Bd4 Nxd5 16. cxd5 Rfc8 17. Qd2 Rb7 18. h3 Rbc7 19. Rac1 Rxc1 20. Rxc1 Qb7 21. f4 Nd7 22. Bxg7 1/2-1/2

[Event "American Continental 19th"]
[Site "Foz do Iguacu"]
[Date "2025.05.24"]
[Round "2"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2142"]
[BlackElo "2359"]
[PlyCount "66"]
[EventDate "2025.05.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. a3 0-0 7. h3 h6 8. 0-0 Na5 9. Ba2 c5 10. Ne2 b5 11. Ng3 Kh8 12. c3 c4 13. Qe2 Be6 14. d4 Qc7 15. Nh4 Nxe4 16. Nxe4 Bxh4 17. Qh5 Qe7 18. dxe5 dxe5 19. Bxh6 gxh6 20. Qxh6+ Kg8 21. g3 f5 22. gxh4 fxe4 23. Kh1 Qf6 24. Rg1+ Kf7 25. Qh7+ Ke8 26. Qxe4 Qf3+ 27. Qxf3 Rxf3 28. Rae1 Nc6 29. Bb1 Bd5 30. Be4 Bxe4 31. Rxe4 Kf7 32. a4 a6 33. Ra1 Rg8 0-1

[Event "American Continental 19th"]
[Site "Foz do Iguacu"]
[Date "2025.05.24"]
[Round "2"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "2142"]
[BlackElo "2359"]
[PlyCount "66"]
[EventDate "2025.05.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. a3 0-0 7. h3 h6 8. 0-0 Na5 9. Ba2 c5 10. Ne2 b5 11. Ng3 Kh8 12. c3 c4 13. Qe2 Be6 14. d4 Qc7 15. Nh4 Nxe4 16. Nxe4 Bxh4 17. Qh5 Qe7 18. dxe5 dxe5 19. Bxh6 gxh6 20. Qxh6+ Kg8 21. g3 f5 22. gxh4 fxe4 23. Kh1 Qf6 24. Rg1+ Kf7 25. Qh7+ Ke8 26. Qxe4 Qf3+ 27. Qxf3 Rxf3 28. Rae1 Nc6 29. Bb1 Bd5 30. Be4 Bxe4 31. Rxe4 Kf7 32. a4 a6 33. Ra1 Rg8 0-1

[Event "American Continental 19th"]
[Site "Foz do Iguacu"]
[Date "2025.05.24"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Hong, Andrew Z"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2359"]
[BlackElo "2579"]
[PlyCount "108"]
[EventDate "2025.05.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 c5 8. Nf3 Bb7 9. Rd1 Ne4 10. Qc1 Nxg5 11. Qxg5 Bxf3 12. Qxd8 Rxd8 13. gxf3 cxd4 14. Rxd4 Nc6 15. Rd3 Ne5 16. Rc3 Rac8 17. b3 d5 18. f4 Nd7 19. e3 b5 20. Rc2 Rc7 21. c5 Nxc5 22. b4 Na6 23. Kd2 Rxc2+ 24. Kxc2 Nc7 25. Bd3 Rd6 26. Kc3 Kf8 27. h4 h5 28. Kd4 Rc6 29. f3 Ke7 30. e4 a6 31. e5 g6 32. Ra1 Kd8 33. Rb1 Kc8 34. Rb2 Kb7 35. Rc2 Na8 36. f5 exf5 37. Kxd5 Nc7+ 38. Kd4 Ne6+ 39. Ke3 Nc7 40. Kd4 Re6 41. Be2 Re7 42. f4 Rd7+ 43. Ke3 Nd5+ 44. Kf3 Ne7 45. a4 Nc6 46. Kf2 Nxb4 47. Rb2 Rd4 48. Bf3+ Kb6 49. Ke3 Kc5 50. axb5 axb5 51. Rg2 Rd3+ 52. Ke2 Kd4 53. Bb7 Re3+ 54. Kd2 Nd3 0-1

[Event "American Continental 19th"]
[Site "Foz do Iguacu"]
[Date "2025.05.24"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Hong, Andrew Z"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2359"]
[BlackElo "2579"]
[PlyCount "108"]
[EventDate "2025.05.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 c5 8. Nf3 Bb7 9. Rd1 Ne4 10. Qc1 Nxg5 11. Qxg5 Bxf3 12. Qxd8 Rxd8 13. gxf3 cxd4 14. Rxd4 Nc6 15. Rd3 Ne5 16. Rc3 Rac8 17. b3 d5 18. f4 Nd7 19. e3 b5 20. Rc2 Rc7 21. c5 Nxc5 22. b4 Na6 23. Kd2 Rxc2+ 24. Kxc2 Nc7 25. Bd3 Rd6 26. Kc3 Kf8 27. h4 h5 28. Kd4 Rc6 29. f3 Ke7 30. e4 a6 31. e5 g6 32. Ra1 Kd8 33. Rb1 Kc8 34. Rb2 Kb7 35. Rc2 Na8 36. f5 exf5 37. Kxd5 Nc7+ 38. Kd4 Ne6+ 39. Ke3 Nc7 40. Kd4 Re6 41. Be2 Re7 42. f4 Rd7+ 43. Ke3 Nd5+ 44. Kf3 Ne7 45. a4 Nc6 46. Kf2 Nxb4 47. Rb2 Rd4 48. Bf3+ Kb6 49. Ke3 Kc5 50. axb5 axb5 51. Rg2 Rd3+ 52. Ke2 Kd4 53. Bb7 Re3+ 54. Kd2 Nd3 0-1

[Event "American Continental 19th"]
[Site "Foz do Iguacu"]
[Date "2025.05.23"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "De Oliveira, Jairo Quintiliano"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2359"]
[BlackElo "1942"]
[PlyCount "71"]
[EventDate "2025.05.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 Be7 8. Bd3 0-0 9. Qc2 Re8 10. h3 Nf8 11. Bf4 Bd6 12. Bxd6 Qxd6 13. 0-0-0 a5 14. g4 Qe7 15. Kb1 Ne4 16. Bxe4 dxe4 17. Nd2 f5 18. gxf5 Bxf5 19. f3 Qg5 20. fxe4 Bg6 21. Rde1 Qg2 22. h4 h5 23. Reg1 Qf2 24. Nc4 Qxc2+ 25. Kxc2 b5 26. Nd2 b4 27. Na4 Bxe4+ 28. Nxe4 Rxe4 29. Kd3 Re6 30. Rg5 g6 31. Rhg1 Kf7 32. Nb6 Rb8 33. Nc4 Rb5 34. Nxa5 Rxg5 35. Rxg5 Nh7 36. Rc5 1-0

[Event "American Continental 19th"]
[Site "Foz do Iguacu"]
[Date "2025.05.23"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "De Oliveira, Jairo Quintiliano"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2359"]
[BlackElo "1942"]
[PlyCount "71"]
[EventDate "2025.05.23"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 Be7 8. Bd3 0-0 9. Qc2 Re8 10. h3 Nf8 11. Bf4 Bd6 12. Bxd6 Qxd6 13. 0-0-0 a5 14. g4 Qe7 15. Kb1 Ne4 16. Bxe4 dxe4 17. Nd2 f5 18. gxf5 Bxf5 19. f3 Qg5 20. fxe4 Bg6 21. Rde1 Qg2 22. h4 h5 23. Reg1 Qf2 24. Nc4 Qxc2+ 25. Kxc2 b5 26. Nd2 b4 27. Na4 Bxe4+ 28. Nxe4 Rxe4 29. Kd3 Re6 30. Rg5 g6 31. Rhg1 Kf7 32. Nb6 Rb8 33. Nc4 Rb5 34. Nxa5 Rxg5 35. Rxg5 Nh7 36. Rc5 1-0

[Event "Catarinense-ch"]
[Site "Concordia"]
[Date "2025.03.02"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Diamant, Andre"]
[Result "1/2-1/2"]
[ECO "E39"]
[WhiteElo "2355"]
[BlackElo "2488"]
[PlyCount "58"]
[EventDate "2025.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 0-0 6. Nf3 Na6 7. a3 Bxc3+ 8. Qxc3 Nxc5 9. e3 Nce4 10. Qc2 b6 11. Be2 Bb7 12. 0-0 Rc8 13. Rd1 Ng4 14. h3 Ngxf2 15. Rf1 b5 16. Rxf2 Nxf2 17. Kxf2 Bxf3 18. Bxf3 Qh4+ 19. g3 Rxc4 20. Qd3 Qxh3 21. Bd2 Qh2+ 22. Bg2 Rg4 23. Qd6 Rg6 24. Bc3 Rg5 25. Qf4 Qh6 26. Rh1 Qg6 27. Be4 f5 28. Bf3 d5 29. Bb4 Re8 1/2-1/2

[Event "Catarinense-ch"]
[Site "Concordia"]
[Date "2025.03.02"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Pavao, Fabio Biasi"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2355"]
[BlackElo "1898"]
[PlyCount "33"]
[EventDate "2025.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. d4 c5 2. d5 g6 3. e4 d6 4. f4 Bg7 5. Nc3 Nf6 6. Bb5+ Nfd7 7. a4 0-0 8. Nf3 Qa5 9. Bd2 a6 10. Be2 Qb4 11. 0-0 c4 12. Qc1 a5 13. e5 Na6 14. Nb5 Qc5+ 15. Be3 Qxd5 16. Rd1 Qe4 17. Ng5 1-0

[Event "Catarinense-ch"]
[Site "Concordia"]
[Date "2025.03.01"]
[Round "4"]
[White "Tomiello, Lucas Costamilan"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B61"]
[WhiteElo "2308"]
[BlackElo "2355"]
[PlyCount "61"]
[EventDate "2025.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 Rc8 8. Nxc6 Bxc6 9. Bd3 e6 10. f4 Be7 11. 0-0-0 h6 12. Bh4 g5 13. fxg5 Ng4 14. Be2 Ne5 15. Kb1 hxg5 16. Bg3 Qb6 17. Rhf1 a6 18. h3 Qc7 19. Qd4 b5 20. a4 f6 21. axb5 Bxb5 22. Bxb5+ axb5 23. Qb4 Kf7 24. Bxe5 dxe5 25. Qxb5 Rb8 26. Qd7 Qxc3 27. Rxf6+ Kxf6 28. Rf1+ Kg6 29. Qxe6+ Kh5 30. Qg4+ Kg6 31. Qf5+ 1/2-1/2

[Event "Catarinense-ch"]
[Site "Concordia"]
[Date "2025.03.01"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "De Oliveira, Jairo Quintiliano"]
[Result "1-0"]
[ECO "C83"]
[WhiteElo "2355"]
[BlackElo "1958"]
[PlyCount "85"]
[EventDate "2025.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Nc5 10. c3 Be7 11. Bc2 d4 12. Nb3 dxc3 13. Nxc5 Bxc5 14. Be4 Qd7 15. Qc2 Bd5 16. bxc3 Rd8 17. Bg5 Bxe4 18. Qxe4 Ne7 19. Bxe7 Bxe7 20. Nd4 Qd5 21. Qg4 g6 22. f4 Qc4 23. Qf3 Qd5 24. Qe2 c5 25. Nf3 Qd3 26. Qe1 0-0 27. Kh1 a5 28. e6 f6 29. f5 b4 30. cxb4 axb4 31. fxg6 hxg6 32. Nh4 Kh7 33. Rf3 Qd2 34. Qe4 f5 35. Qb7 Rfe8 36. Raf1 Rb8 37. Qc7 Rbc8 38. Qd7 Rcd8 39. Qb7 Rb8 40. Qc7 Rbc8 41. Qg3 Qg5 42. Qf2 Qg4 43. Nxf5 1-0

[Event "Catarinense-ch"]
[Site "Concordia"]
[Date "2025.02.28"]
[Round "2"]
[White "Devens, Bruno Vendrusculo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B60"]
[WhiteElo "1865"]
[BlackElo "2355"]
[PlyCount "42"]
[EventDate "2025.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd3 Rc8 8. Nxc6 Bxc6 9. 0-0-0 Qa5 10. f4 b5 11. Kb1 b4 12. Bxf6 gxf6 13. Nd5 Qc5 14. Be2 f5 15. Bf3 e6 16. exf5 Bxd5 17. fxe6 fxe6 18. Qe2 Qc4 19. Bh5+ Kd7 20. Qe3 Qxa2+ 21. Kc1 Bg7 0-1

[Event "Catarinense-ch"]
[Site "Concordia"]
[Date "2025.02.28"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Oliveira, Andre Pereira Marti"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2355"]
[BlackElo "1667"]
[PlyCount "83"]
[EventDate "2025.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB10_2025"]
[SourceDate "2025.03.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.03.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. Be2 cxd4 8. 0-0 Bc5 9. a3 a5 10. Bd3 d6 11. Re1 0-0 12. Bg5 Qc7 13. exd6 Bxd6 14. Bh4 h6 15. Bg3 Bg4 16. Bb5 Rfe8 17. Qd3 Bxg3 18. hxg3 Qb6 19. Rxe8+ Rxe8 20. Nxd4 Re4 21. Nf3 Bxf3 22. gxf3 Ne5 23. Qxd5 Nxf3+ 24. Kg2 Nh4+ 25. gxh4 Qg6+ 26. Kf1 Qg4 27. Qd8+ Kh7 28. Qd3 f5 29. Qg3 Qh5 30. Bd3 Rxh4 31. Bxf5+ Kg8 32. Qb8+ Kf7 33. Qxb7+ Kf8 34. Qa8+ Kf7 35. Qd5+ Kf8 36. Be4 Qg4 37. Re1 Rh5 38. Qd8+ Kf7 39. Bd5+ Kg6 40. Qe8+ Kg5 41. Re5+ Kf4 42. Re4+ 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.26"]
[Round "10"]
[White "Jessel, Stephen"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2317"]
[BlackElo "2360"]
[PlyCount "58"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. b4 c5 4. g3 cxb4 5. a3 e6 6. Bg2 Nc6 7. 0-0 Nf6 8. Bb2 a5 9. e3 dxe3 10. fxe3 Qd3 11. Qc1 h5 12. Ne1 Qg6 13. Nf3 h4 14. Nxh4 Qd3 15. Nf3 e5 16. axb4 Bxb4 17. Na3 e4 18. Ne1 Qe2 19. Qd1 Qxd1 20. Rxd1 Bg4 21. Rb1 0-0-0 22. Nec2 Rxd2 23. Nxb4 axb4 24. Nb5 Bf3 25. Bxf3 exf3 26. Rxf3 Rdxh2 27. Rxf6 Rh1+ 28. Kg2 R8h2+ 29. Kf3 Rxb1 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.25"]
[Round "9"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Lopez Miller, Indalecio"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2360"]
[BlackElo "2161"]
[PlyCount "107"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. f3 c5 9. dxc5 bxc5 10. Nh3 h6 11. Bh4 d6 12. 0-0-0 Nd5 13. Bxd8 Nxc3 14. Rxd6 Nc6 15. Bh4 Na4 16. b3 Nb6 17. Bf2 Na5 18. Kc2 Rfc8 19. e4 Bc6 20. Be2 Nb7 21. Rd2 e5 22. Rhd1 Kf8 23. Be3 Ke7 24. Nf2 Nd7 25. g3 f6 26. Bf1 Nf8 27. Bh3 Ne6 28. Bxe6 Kxe6 29. g4 Rc7 30. Nh1 Rd7 31. Rxd7 Bxd7 32. Ng3 g6 33. h4 g5 34. Nf5 Rh8 35. Rh1 gxh4 36. Rh2 h3 37. Rxh3 Kf7 38. Rxh6 Rxh6 39. Nxh6+ Kg7 40. Nf5+ Kf7 41. Kc3 a5 42. Bf2 Bxf5 43. exf5 Ke7 44. Kd3 Kd6 45. Bh4 Ke7 46. Ke4 a4 47. bxa4 Na5 48. Kd5 Nb3 49. a5 Nxa5 50. Kxc5 Nb3+ 51. Kd5 Nd2 52. a4 Nxf3 53. a5 Kd7 54. Bxf6 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.24"]
[Round "8"]
[White "Louis, Corentin"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2121"]
[BlackElo "2360"]
[PlyCount "128"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. b3 c5 6. c4 Nc6 7. 0-0 0-0 8. e3 b6 9. d3 Bb7 10. Qe2 Ng4 11. a3 d4 12. e4 Na5 13. Qc2 f5 14. e5 Kh8 15. h3 Ne3 16. Bxe3 dxe3 17. Nc3 g5 18. Rae1 gxf4 19. gxf4 Rg8 20. Rxe3 Qf8 21. Kh2 Qh6 22. Ne2 Rg4 23. Ne1 Bxg2 24. Nxg2 Rag8 25. Rg3 Rxg3 26. Nxg3 Qg6 27. Rf3 h5 28. Nf1 Bh4 29. Nfe3 Nc6 30. Qd1 Nd4 31. Kh1 Nxf3 32. Qxf3 Be7 33. Kg1 h4 34. Nf1 Kh7 35. Kf2 Kh6 36. Qb7 Rg7 37. Qc6 Bd8 38. Kg1 Qf7 39. Kf2 Qd7 40. Qxd7 Rxd7 41. Ke2 Rg7 42. Kf2 Kg6 43. Nge3 Kf7 44. Nd1 Ke8 45. Nc3 Kd7 46. Ne2 Be7 47. Ne3 Rg8 48. Nd1 a6 49. Ndc3 Bf8 50. a4 Bh6 51. Kf3 Kc6 52. Kf2 Rd8 53. Ke3 Rd7 54. d4 Bxf4+ 55. Kxf4 cxd4 56. Nd1 d3 57. Nc1 d2 58. Ne2 Rd3 59. b4 Rxh3 60. Nd4+ Kd7 61. c5 bxc5 62. bxc5 Rd3 63. c6+ Ke7 64. c7 Rxd4+ 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.23"]
[Round "7"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Stapenhorst, Matheus Frederico"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2360"]
[BlackElo "2024"]
[PlyCount "153"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 d5 7. Bg5 c5 8. dxc5 d4 9. Qg3 Nbd7 10. Nf3 Nxc5 11. Qe5 Nfd7 12. Bxd8 Nxe5 13. Be7 Nxf3+ 14. exf3 Nb3 15. Bxf8 Nxa1 16. Bd6 Nb3 17. c5 Bd7 18. Bc4 Ba4 19. Ke2 Rc8 20. Bxb3 Bxb3 21. Rc1 e5 22. Kd3 f6 23. f4 Re8 24. fxe5 fxe5 25. Re1 e4+ 26. Kxd4 Kf7 27. Re3 Ba4 28. Rh3 h6 29. Rh4 Bc6 30. Rf4+ Kg8 31. h4 Re6 32. Rf8+ Kh7 33. Be5 Re8 34. Rf7 Rd8+ 35. Bd6 Rd7 36. Rf8 Kg6 37. Ke5 Kh5 38. Ke6 g5 39. hxg5 hxg5 40. Kf5 Rh7 41. g4+ Kh4 42. b4 a6 43. Bg3+ Kh3 44. Kxg5 e3 45. Kf4 e2 46. f3 Re7 47. Be1 Kg2 48. g5 Bxf3 49. g6 Re4+ 50. Kf5 Rg4 51. Re8 Kf1 52. Bc3 Rc4 53. g7 Bd5 54. Ke5 Re4+ 55. Kxd5 Rxe8 56. a4 Rg8 57. b5 Rxg7 58. c6 axb5 59. axb5 Rg3 60. cxb7 Rxc3 61. b8Q e1Q 62. Qf4+ Ke2 63. Qe4+ Re3 64. Qc2+ Kf1 65. Qc4+ Kg2 66. Qc2+ Re2 67. Qg6+ Kf2 68. Qf5+ Ke3 69. Qe4+ Kd2 70. Qb4+ Kd3 71. Qc4+ Kd2 72. Qb4+ Kc2 73. Qxe1 Rxe1 74. b6 Rb1 75. Kc6 Kc3 76. b7 Kc4 77. Kc7 1/2-1/2

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.22"]
[Round "6"]
[White "Martins, Anderson Donay"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "2060"]
[BlackElo "2360"]
[PlyCount "74"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Qe2 a6 9. f4 Be7 10. Be3 Qc7 11. a4 Nb4 12. Rc1 d5 13. Bd3 dxe4 14. Nxe4 Nxd3+ 15. cxd3 Qd7 16. Rc4 0-0 17. Nbc5 Qd5 18. 0-0 b5 19. axb5 axb5 20. Rd4 Qf5 21. b4 Nd5 22. Ng3 Qf6 23. Nh5 Qh6 24. Rxd5 exd5 25. Bd4 Re8 26. Nxg7 Qxg7 27. Nb3 Bg4 28. Qb2 Qg6 29. h3 Bxh3 30. Rf3 Bg4 31. f5 Bxf5 32. Qf2 Bg4 33. Rf4 h5 34. Bb2 Ra2 35. Qd4 Rxb2 36. Qxb2 Bd6 37. Rf1 Re2 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.21"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Hataby, Raed"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2360"]
[BlackElo "1910"]
[PlyCount "31"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qc7 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 e5 8. Be3 Nbd7 9. 0-0-0 0-0-0 10. g4 exd4 11. Bxd4 Nb6 12. g5 Nfd7 13. Be2 Nc5 14. h4 d5 15. exd5 cxd5 16. Nb5 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.20"]
[Round "4"]
[White "Gomes, Marco Tulio Caldeir"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1764"]
[BlackElo "2360"]
[PlyCount "58"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. Nf3 0-0 6. 0-0 d6 7. d3 Bg4 8. h3 Bh5 9. Bg5 Bxc3 10. bxc3 h6 11. Bxf6 Qxf6 12. Rb1 Rab8 13. Nd2 Nd8 14. f4 exf4 15. Rxf4 Qxc3 16. Ne4 Qd4+ 17. Kh2 f5 18. Qf1 Qe5 19. Rf2 Ne6 20. Nd2 f4 21. Kh1 fxg3 22. Rxf8+ Rxf8 23. Nf3 Bxf3 24. exf3 Nf4 25. Re1 Qb2 26. d4 Qxd4 27. Re4 Qd2 28. a4 Nxg2 29. Qxg2 Qd1+ 0-1

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.20"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Fernandes, Beatriz"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2360"]
[BlackElo "1728"]
[PlyCount "64"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Bc4 c6 6. a4 a5 7. Qe2 e6 8. Bg5 Qc7 9. 0-0 e5 10. h3 0-0 11. Rad1 Nbd7 12. Qe3 Re8 13. Bh6 exd4 14. Nxd4 d5 15. Nf5 Bh8 16. Bb3 Ne5 17. Qg5 Bxf5 18. exf5 Nh5 19. Rfe1 Bf6 20. Qd2 Bg7 21. Ne2 Qd8 22. Bxg7 Kxg7 23. Qc3 Nf6 24. Ng3 Qd6 25. fxg6 hxg6 26. Ne4 Nxe4 27. Rxe4 Qf6 28. Re3 Nd7 29. Rxe8 Qxc3 30. Rxa8 Qxb2 31. Rxa5 Qc3 32. Ra7 Nc5 1/2-1/2

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.19"]
[Round "2"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1953"]
[BlackElo "2360"]
[PlyCount "67"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c5 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. d3 e5 7. f4 exf4 8. Bxf4 Ne6 9. Nh3 Nc6 10. 0-0 Be7 11. Rc1 0-0 12. Nd5 Bd7 13. Bd2 Rc8 14. Bc3 Bd6 15. Nf2 Be5 16. Ne4 b6 17. e3 f6 18. Bxe5 Nxe5 19. Nd6 Rb8 20. d4 Ng6 21. Nf5 Kh8 22. b4 c4 23. h4 Bc6 24. e4 Rf7 25. h5 Ngf8 26. Nde3 g6 27. Nh6 Rd7 28. d5 Bb5 29. a4 Ba6 30. Nhg4 f5 31. exf5 gxf5 32. Ne5 Qg5 33. Nxf5 c3 34. b5 1-0

[Event "Florianopolis op 11th"]
[Site "Florianopolis"]
[Date "2025.01.18"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Borensztajn, David"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2360"]
[BlackElo "1736"]
[PlyCount "51"]
[EventDate "2025.01.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2025"]
[SourceDate "2025.01.29"]
[SourceVersion "1"]
[SourceVersionDate "2025.01.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. c3 e6 7. Be3 Bxf3 8. Qxf3 Nxe5 9. Qg3 Nc6 10. Na3 Nf6 11. Bd3 a6 12. 0-0-0 Qa5 13. Kb1 g6 14. Nc2 Bg7 15. h4 h5 16. Bf4 Ng4 17. Rhe1 e5 18. f3 0-0-0 19. fxg4 exf4 20. Qxf4 Qxc5 21. Qxf7 Rd7 22. Qxg6 Ne5 23. Rxe5 Bxe5 24. Bf5 Rhd8 25. Bxd7+ Rxd7 26. Qe8+ 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.14"]
[Round "9"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Lorenzon, Eduardo Lucas"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "2362"]
[BlackElo "2030"]
[PlyCount "76"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c4 Bg4 4. cxd5 Bxf3 5. gxf3 Qxd5 6. e3 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. bxc3 Qd6 10. Rb1 b6 11. f4 exd4 12. cxd4 Nge7 13. Bg2 0-0 14. Qf3 Rad8 15. 0-0 a5 16. Rfc1 Nb4 17. a3 Nd3 18. Rc3 Nc5 19. Bc1 Ne6 20. f5 Ng5 21. Qg3 Nd5 22. Bxd5 Qxg3+ 23. hxg3 Rxd5 24. Rxc7 Nf3+ 25. Kf1 Rxf5 26. Rxb6 Re8 27. a4 g5 28. Rb5 Rf6 29. Rxa5 Rh6 30. Rac5 g4 31. Rc8 Rh1+ 32. Ke2 Rxc8 33. Rxc8+ Kg7 34. a5 Rh6 35. Bb2 Ra6 36. d5+ f6 37. Rc7+ Kf8 38. Bc3 Nd4+ 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.13"]
[Round "7"]
[White "Tari, Aryan"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2637"]
[BlackElo "2362"]
[PlyCount "90"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. Bxc6 dxc6 7. 0-0 Qe7 8. Qe2 0-0 9. Be3 Bxe3 10. Qxe3 c5 11. Nc3 b6 12. h3 Ne8 13. a4 a5 14. Nd2 Be6 15. f4 exf4 16. Rxf4 Nd6 17. Raf1 f6 18. g4 Nf7 19. Qg3 Qd6 20. Nb5 Qd7 21. R4f2 Rac8 22. Nf3 c6 23. Nc3 Rce8 24. b3 Bxb3 25. cxb3 Qxd3 26. Rc1 Ng5 27. Kg2 Nxe4 28. Nxe4 Rxe4 29. Qc7 Re3 30. Qxc6 Qxb3 31. Rcc2 Re6 32. Rc3 Rxc6 33. Rxb3 Re8 34. Nd2 h5 35. gxh5 Kh7 36. Nc4 Re4 37. Rc2 Kh6 38. Rb5 f5 39. Nxb6 c4 40. Nd5 Kxh5 41. Kf3 Rh4 42. Nf4+ Kg5 43. Rg2+ Kh6 44. Rb8 Kh7 45. Rb7 Kh6 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.13"]
[Round "8"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Rodrigues Mota, Romulo Cardoso S"]
[Result "0-1"]
[ECO "E58"]
[WhiteElo "2362"]
[BlackElo "2077"]
[PlyCount "142"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 0-0 6. Bd3 c5 7. 0-0 Nc6 8. a3 Bxc3 9. bxc3 Qc7 10. Qe2 Re8 11. Bb2 b6 12. Rac1 Ba6 13. cxd5 Bxd3 14. Qxd3 c4 15. Qxc4 exd5 16. Qd3 Na5 17. Nd2 Ne4 18. Nxe4 Rxe4 19. f3 Rh4 20. g3 Rh3 21. Rc2 Qc4 22. Qxc4 Nxc4 23. Bc1 Re8 24. Kg2 Rh6 25. e4 Rhe6 26. e5 Rc8 27. f4 Rec6 28. Rf3 Na5 29. Rd3 Rc4 30. Bb2 Ra4 31. f5 Nc4 32. Bc1 b5 33. e6 fxe6 34. fxe6 Re8 35. Re2 Ra6 36. e7 Rf6 37. Rd1 Nd6 38. Re5 Ne4 39. Bf4 Rf7 40. Re1 Rfxe7 41. Rxd5 Nxc3 42. Rxe7 Rxe7 43. Rd8+ Kf7 44. d5 g5 45. d6 Re2+ 46. Kf3 gxf4 47. Rc8 Re3+ 48. Kxf4 Rd3 49. Rc7+ Ke6 50. Rxa7 Kxd6 51. Rxh7 Nd5+ 52. Ke4 Rxa3 53. Rb7 Kc5 54. g4 Re3+ 55. Kf5 Rf3+ 56. Ke5 Re3+ 57. Kf5 b4 58. g5 b3 59. g6 Ne7+ 60. Kf4 Nd5+ 61. Kf5 Nb6 62. g7 Re8 63. Rc7+ Kb4 64. Rc1 Nd5 65. h4 Re2 66. h5 Rh2 67. Kg5 Rg2+ 68. Kh6 b2 69. Rb1 Kc3 70. Kh7 Nf6+ 71. Kh8 Rh2 0-1

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.12"]
[Round "5"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2140"]
[BlackElo "2362"]
[PlyCount "69"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Be3 Bxe3 6. fxe3 d5 7. exd5 Nxd5 8. Qd2 Be6 9. Nc3 f6 10. d4 exd4 11. Nxd4 Nxd4 12. Qxd4 c6 13. 0-0-0 Nxc3 14. Qxc3 Qe7 15. Qb3 Bxc4 16. Qxc4 Rd8 17. Rxd8+ Kxd8 18. Qd4+ Kc7 19. Qxa7 Re8 20. Qa5+ Kb8 21. Re1 Qe4 22. Qd2 f5 23. g3 g5 24. Qd6+ Ka7 25. Qd3 f4 26. Qxe4 Rxe4 27. gxf4 gxf4 28. Kd2 fxe3+ 29. Rxe3 Rh4 30. h3 b5 31. a3 Kb6 32. b4 c5 33. Re6+ Kc7 34. bxc5 Rxh3 35. Kc1 1/2-1/2

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.12"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Acosta, Pablo Alejandro"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2362"]
[BlackElo "2026"]
[PlyCount "75"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 0-0 6. e3 c5 7. dxc5 Qa5 8. a3 dxc4 9. Bxc4 Rd8 10. Qe2 Nc6 11. 0-0 Qxc5 12. b4 Qh5 13. b5 Nb8 14. e4 Nbd7 15. e5 Ne8 16. Rfd1 Nc5 17. Rxd8 Bxd8 18. Rd1 Be7 19. Ne4 Qf5 20. Nxc5 Qxf4 21. g3 Qh6 22. Ne4 g6 23. a4 Qf8 24. a5 Bb4 25. Rd8 Be7 26. Nf6+ Bxf6 27. exf6 b6 28. a6 Bb7 29. Rxe8 Qxe8 30. axb7 Rb8 31. Qe4 Qd8 32. Ne5 Qc7 33. Qf4 Qd7 34. Qe4 Qe8 35. Nf3 Qd7 36. Qf4 Qd8 37. Qe4 Qd7 38. Ne5 1-0

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.11"]
[Round "4"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Rodi, Luis Ernesto"]
[Result "1/2-1/2"]
[ECO "D44"]
[WhiteElo "2362"]
[BlackElo "2208"]
[PlyCount "55"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Be7 11. exf6 Bxf6 12. Bxf6 Qxf6 13. g3 Na6 14. Bg2 Bb7 15. Nxb5 0-0-0 16. Qa4 cxb5 17. Bxb7+ Kxb7 18. Qxb5+ Ka8 19. Qc6+ Kb8 20. Qb5+ Ka8 21. Qc6+ Kb8 22. Qb5+ Kc7 23. Qxa6 Qf3 24. Qxc4+ Kd7 25. Qa4+ Kc7 26. Qc4+ Kd7 27. Qa4+ Kc7 28. Qa6 1/2-1/2

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.10"]
[Round "2"]
[White "Bassani, Jaison Jose"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1994"]
[BlackElo "2362"]
[PlyCount "96"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c5 3. e3 Nf6 4. Nf3 a6 5. c4 Nc6 6. cxd5 Nxd5 7. a3 Bg4 8. h3 Bh5 9. Be2 e6 10. 0-0 Be7 11. Bxg7 Rg8 12. Bb2 Bf6 13. Qc2 Qd6 14. Bxf6 Nxf6 15. d3 Bxf3 16. Bxf3 Ne5 17. Nd2 0-0-0 18. Be2 Kb8 19. Nc4 Qc6 20. e4 Ng6 21. f4 Nh4 22. Bf3 Qd7 23. Rad1 Nxf3+ 24. Rxf3 Nxe4 25. Ne3 Ng3 26. Qxc5 Qd4 27. Qxd4 Ne2+ 28. Kf1 Nxd4 29. Rf2 Nxb3 30. Rb2 Nd4 31. Rdb1 Rd7 32. Kf2 Rc8 33. Nc4 Ka7 34. a4 Rc5 35. Ke3 f6 36. Rb6 Nc6 37. g4 h5 38. R1b2 Rcd5 39. R6b3 hxg4 40. hxg4 Rh7 41. Nb6 Rd8 42. Nc4 Rdd7 43. Rg2 Rh3+ 44. Kd2 Nd4 45. Rb6 Nf3+ 46. Ke2 Rd4 47. Rxe6 Rxc4 48. Re3 Nd4+ 0-1

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.10"]
[Round "3"]
[White "Viana, Daniel Fernandes"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "2089"]
[BlackElo "2362"]
[PlyCount "58"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Bd2 cxd4 7. exd4 d5 8. a3 Be7 9. Bg5 0-0 10. Bd3 dxc4 11. Bxc4 b6 12. 0-0 Bb7 13. Ba2 Nd5 14. Bd2 Nxc3 15. bxc3 Rc8 16. Qe2 Bf6 17. Rfd1 Na5 18. Rac1 Qd6 19. a4 Qc6 20. Qd3 Qxa4 21. Bb1 g6 22. Bh6 Rfd8 23. Ng5 Qc6 24. Qh3 Rxd4 25. Nxh7 Rxd1+ 26. Rxd1 Qxc3 27. Be3 Bd5 28. g3 Be7 29. Bd4 Qf3 0-1

[Event "Florianopolis Winter op 8th"]
[Site "Florianopolis"]
[Date "2024.07.09"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Da Silva, Camila Evaristo"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2362"]
[BlackElo "1819"]
[PlyCount "55"]
[EventDate "2024.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. f4 Qc7 9. g4 Bc4 10. g5 Nfd7 11. f5 Nb6 12. Be3 Bxe2 13. Qxe2 N8d7 14. 0-0-0 0-0-0 15. Nd5 Nxd5 16. Rxd5 Kb8 17. Rhd1 Rc8 18. Na5 b5 19. Rxb5+ axb5 20. Qxb5+ Nb6 21. c3 Ka7 22. Nc4 Qc6 23. Qb3 Kb8 24. Na5 Qd7 25. Qxb6+ Ka8 26. Rd5 Rc7 27. Nc6 Qxc6 28. Ra5+ 1-0

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.30"]
[Round "9"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Cunha, Lucas Aguiar"]
[Result "1-0"]
[ECO "E33"]
[WhiteElo "2362"]
[BlackElo "2239"]
[PlyCount "53"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6 6. Bd2 0-0 7. a3 Bxc3 8. Bxc3 Qe7 9. e4 e5 10. d5 Nd8 11. Be2 c5 12. 0-0 Bg4 13. Nh4 Nxd5 14. exd5 Qxh4 15. Bd3 Bd7 16. f4 exf4 17. Rf3 f5 18. Raf1 g5 19. Rh3 Qg4 20. Be2 f3 21. Rfxf3 Re8 22. Rf2 Qe4 23. Bd3 Qe7 24. Bxf5 Bxf5 25. Qxf5 Rf8 26. Bf6 Qg7 27. Bxg7 1-0

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.29"]
[Round "8"]
[White "Santiago, Yago de Moura"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2462"]
[BlackElo "2362"]
[PlyCount "82"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. g3 0-0 6. Bg2 dxc4 7. 0-0 c5 8. Bf4 Nc6 9. dxc5 Qa5 10. Bd6 Bxd6 11. cxd6 Rd8 12. Qd2 e5 13. Rad1 h6 14. h3 Be6 15. g4 Rd7 16. g5 hxg5 17. Nxg5 Re8 18. Nce4 Qxd2 19. Rxd2 Nxe4 20. Nxe4 Nd4 21. f4 f6 22. fxe5 fxe5 23. e3 Nf5 24. Nc5 Nxe3 25. Re1 Nxg2 26. Kxg2 Rdd8 27. Nxb7 Rd7 28. Nc5 Rdd8 29. d7 Re7 30. Kg3 Bf5 31. Rd5 Kf7 32. Rdxe5 Rxe5 33. Rxe5 Bxd7 34. Rd5 Ke7 35. h4 Bc8 36. Rxd8 Kxd8 37. Kf4 Ke7 38. Ke5 Kf7 39. Ne4 Kg6 40. Ng3 Ba6 41. a4 Bc8 1-0

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.28"]
[Round "7"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Piccoli, Lucas Fonseca"]
[Result "1-0"]
[ECO "E33"]
[WhiteElo "2362"]
[BlackElo "2242"]
[PlyCount "91"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 Nc6 5. Nf3 d6 6. Bd2 0-0 7. a3 Bxc3 8. Bxc3 a5 9. e4 Nd7 10. Rd1 e5 11. dxe5 dxe5 12. Nxe5 Ncxe5 13. Bxe5 Re8 14. Bg3 Qe7 15. Be2 Nf6 16. e5 Ng4 17. Qc3 f6 18. Bxg4 Bxg4 19. Rd4 Rad8 20. 0-0 Rxd4 21. Qxd4 Qd7 22. Qc3 fxe5 23. Bxe5 Re6 24. h3 Bf5 25. Qxa5 b6 26. Qc3 Rg6 27. Bg3 h5 28. Kh2 Qc6 29. Qe5 Bd3 30. Rd1 h4 31. Rxd3 hxg3+ 32. fxg3 Qxc4 33. Rc3 Qe6 34. Qxe6+ Rxe6 35. Rxc7 Re2 36. b4 Re3 37. Rb7 Re6 38. a4 Kf8 39. g4 g5 40. Kg3 Rf6 41. b5 Rd6 42. Kf3 Re6 43. Rc7 Rf6+ 44. Ke3 Rf4 45. a5 bxa5 46. b6 1-0

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.27"]
[Round "6"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2140"]
[BlackElo "2362"]
[PlyCount "132"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. 0-0 Ba7 7. a4 0-0 8. Bg5 h6 9. Bh4 d6 10. Nbd2 Qe7 11. h3 g5 12. Nxg5 hxg5 13. Bxg5 Kg7 14. Kh1 Rh8 15. Qf3 Be6 16. Bd5 Rh7 17. d4 Rah8 18. Bxe6 fxe6 19. d5 exd5 20. exd5 Nb8 21. Ne4 Nbd7 22. Qf5 Qf7 23. f4 Qg6 24. Bxf6+ Nxf6 25. Qxg6+ Kxg6 26. Ng5 Re7 27. c4 Nh5 28. Rf3 Nxf4 29. Ne4 Rg7 30. Re1 Kh6 31. g3 Nxh3 32. Kg2 Nf4+ 33. Rxf4 exf4 34. Rh1+ Kg6 35. Rxh8 Bd4 36. gxf4 Re7 37. f5+ Kxf5 38. Ng3+ Kg6 39. Rg8+ Kf6 40. Rf8+ Kg6 41. Rg8+ Kf7 42. Rb8 b6 43. Nf5 Re2+ 44. Kf3 Rf2+ 45. Ke4 Be5 46. Ne3 Ke7 47. b3 Rb2 48. c5 bxc5 49. Nc4 Rh2 50. Rb7 Kd8 51. Na5 Rh4+ 52. Ke3 Rh3+ 53. Ke4 Rh4+ 54. Ke3 Kc8 55. Ra7 Rd4 56. Ra8+ Kd7 57. Rxa6 Rxd5 58. Nc4 Bd4+ 59. Ke2 Rh5 60. Ra8 d5 61. Na3 Rh2+ 62. Kd1 Rb2 63. Rb8 c4 64. Rb5 c6 65. Rb7+ Kc8 66. Rf7 cxb3 0-1

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.26"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Delgado Ramirez, Neuris"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2362"]
[BlackElo "2487"]
[PlyCount "90"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. c3 d5 6. Nbd2 Nh5 7. Bg5 f6 8. Bh4 g6 9. Bb5 cxd4 10. Nxd4 Bd7 11. 0-0 Be7 12. Qa4 a6 13. Be2 Ng7 14. Qb3 e5 15. Nxc6 Bxc6 16. Rfd1 Nf5 17. Bg3 Qa5 18. c4 d4 19. e4 Nxg3 20. Qxg3 Qb6 21. Rab1 a5 22. Bg4 Bb4 23. Qh4 Kf7 24. f4 exf4 25. e5 fxe5 26. Nf3 Bxf3 27. Bxf3 Qc7 28. Qh6 Bf8 29. Bd5+ Kf6 30. Qh3 Kg7 31. Rd3 Rd8 32. Re1 Bb4 33. Re2 b5 34. b3 Rhe8 35. Qf3 Qc5 36. h4 h5 37. Qe4 Re7 38. Kh1 Qd6 39. g3 bxc4 40. bxc4 Rf8 41. Rg2 Qf6 42. Rf3 Kh6 43. Qd3 Rg7 44. g4 hxg4 45. Rxg4 Qf5 0-1

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.25"]
[Round "4"]
[White "Di Berardino, Diego Rafael"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2473"]
[BlackElo "2362"]
[PlyCount "53"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Nge2 Re8 10. 0-0 Nh5 11. Bxe7 Qxe7 12. Qd2 Nd7 13. Rae1 Nf8 14. Nc1 Nf6 15. f3 Ne6 16. Nb3 a5 17. a4 Qb4 18. Nc1 Bd7 19. Bb1 c5 20. Nd3 Qb6 21. Nxc5 Nxc5 22. dxc5 Qxc5 23. Qd4 Qxd4 24. exd4 Rxe1 25. Rxe1 Re8 26. Rc1 Kf8 27. Bd3 1/2-1/2

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.25"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Cueto Chajtur, Johny"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2362"]
[BlackElo "2082"]
[PlyCount "47"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 c6 7. a4 h6 8. b3 Qc7 9. Ba3 Nf8 10. Nh4 exd4 11. Qxd4 Ne6 12. Qe3 Ng4 13. Qg3 Nd4 14. Rad1 g5 15. Nf5 Nxf5 16. exf5 Ne5 17. f6 Bf8 18. Ne4 Nxc4 19. bxc4 Be6 20. Nxd6+ Bxd6 21. Bxd6 Qa5 22. Be7 h5 23. Qd6 Rh7 24. Rd2 1-0

[Event "Caioba op 8th"]
[Site "Caioba"]
[Date "2024.06.24"]
[Round "2"]
[White "Schena, Arthur"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1947"]
[BlackElo "2362"]
[PlyCount "54"]
[EventDate "2024.06.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 e5 5. d3 Be7 6. e4 d4 7. a4 h5 8. h4 f6 9. Na3 Be6 10. c3 Nh6 11. cxd4 cxd4 12. Nc4 Nf7 13. Bd2 Qd7 14. Rb1 Nb4 15. Qb3 a5 16. Qd1 Ra6 17. Bxb4 Bxb4 18. Nh2 g5 19. f4 Bxc4 20. dxc4 g4 21. Qd3 Kd8 22. Rbd1 Kc8 23. Kh1 Rd8 24. fxe5 Nxe5 25. Qb3 d3 26. Rf5 d2 27. Nf1 Qd3 0-1

[Event "Florianopolis Autumn op"]
[Site "Florianopolis"]
[Date "2024.04.14"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1/2-1/2"]
[ECO "D51"]
[WhiteElo "2358"]
[BlackElo "2369"]
[PlyCount "62"]
[EventDate "2024.04.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Bb4 7. Bd3 c5 8. Nge2 c4 9. Bc2 h6 10. Bh4 Nb6 11. 0-0 Be6 12. Ba4+ Kf8 13. Bc2 Be7 14. f3 g5 15. Bf2 Kg8 16. Kh1 h5 17. e4 h4 18. e5 Nh5 19. Qd2 f5 20. exf6 Bxf6 21. f4 gxf4 22. Nxf4 Nxf4 23. Qxf4 Bg5 24. Qe5 Qf6 25. Rae1 Bf7 26. Bg1 Qxe5 27. Rxe5 Bd8 28. Bf5 Kg7 29. Nb5 Bf6 30. Be6 Bg6 31. Ree1 h3 1/2-1/2

[Event "Florianopolis Autumn op"]
[Site "Florianopolis"]
[Date "2024.04.14"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Lima, Stefan Moisei Vieir"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2358"]
[BlackElo "2176"]
[PlyCount "88"]
[EventDate "2024.04.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 Bd6 5. Nbd2 c5 6. dxc5 Bxc5 7. c4 dxc4 8. Bxc4 0-0 9. 0-0 b6 10. Qe2 Bb7 11. Rfd1 Nd5 12. Bg3 Bd6 13. Bxd5 exd5 14. Bxd6 Qxd6 15. Ne4 Qe6 16. Nc3 Nd7 17. Rd4 Nf6 18. Rad1 h6 19. Qb5 Rac8 20. h3 Rc5 21. Qa4 Ra5 22. Qb3 Rc8 23. a3 Rac5 24. Ra4 a5 25. Rf4 Ba6 26. Nd4 Bc4 27. Nxe6 Bxb3 28. Nxc5 Bxd1 29. Nd3 Bc2 30. Ne1 Bb3 31. f3 Kf8 32. Rd4 Bc4 33. Nd3 Ke7 34. Nf4 Kd6 35. Ne4+ Nxe4 36. fxe4 Ke5 37. exd5 g5 38. Nd3+ Bxd3 39. Rxd3 Rd8 40. Rb3 Rd6 41. Rb5 Ke4 42. Kf2 h5 43. Ke2 h4 44. a4 f6 1/2-1/2

[Event "Florianopolis Autumn op"]
[Site "Florianopolis"]
[Date "2024.04.13"]
[Round "4"]
[White "Goncalves, Davi Sulzbacher"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2284"]
[BlackElo "2358"]
[PlyCount "28"]
[EventDate "2024.04.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Bb7 12. Qc2 Be4 13. Qc1 Bb7 14. Qc2 Be4 1/2-1/2

[Event "Florianopolis Autumn op"]
[Site "Florianopolis"]
[Date "2024.04.13"]
[Round "3"]
[White "Matsuura, Everaldo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2380"]
[BlackElo "2358"]
[PlyCount "62"]
[EventDate "2024.04.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 0-0 8. Qd2 Nd7 9. 0-0-0 Nf6 10. Bd4 Be6 11. Ng5 c5 12. Nxe6 fxe6 13. Be3 Qa5 14. Kb1 Ne4 15. Qe1 Bf6 16. Bd2 d5 17. f3 Nxd2+ 18. Rxd2 Qb6 19. Rd1 a5 20. Qe3 a4 21. a3 Qc6 22. g3 b5 23. Bh3 Rfe8 24. Rhe1 Ra6 25. f4 b4 26. cxb4 cxb4 27. axb4 a3 28. bxa3 Bc3 29. Bxe6+ Rxe6 30. Qxe6+ Qxe6 31. Rxe6 Rxa3 0-1

[Event "Florianopolis Autumn op"]
[Site "Florianopolis"]
[Date "2024.04.13"]
[Round "2"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Cordeiro, Marco Aurelio Zaror"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2358"]
[BlackElo "2086"]
[PlyCount "61"]
[EventDate "2024.04.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Qd2 h6 9. Nh3 exd5 10. Nf4 0-0 11. e3 c6 12. Bd3 Nd7 13. 0-0 Nf6 14. b4 a6 15. a4 Qd6 16. Rab1 g5 17. Nfe2 Ng4 18. f4 Re8 19. Rf3 Nf6 20. fxg5 hxg5 21. Ng3 Re7 22. Rbf1 Bg4 23. Rxf6 Bxf6 24. Bf5 Bxf5 25. Nxf5 Qxb4 26. Nh6+ Kg7 27. Rxf6 Rae8 28. e4 dxe4 29. Qxg5+ Kh8 30. Nxf7+ Rxf7 31. Rh6+ 1-0

[Event "Florianopolis Autumn op"]
[Site "Florianopolis"]
[Date "2024.04.12"]
[Round "1"]
[White "Goncalves, Nata"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1988"]
[BlackElo "2358"]
[PlyCount "134"]
[EventDate "2024.04.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. 0-0 Nb6 7. Nc3 Be7 8. a3 a5 9. d3 0-0 10. Be3 Bg4 11. Bxb6 cxb6 12. Qa4 Bd7 13. Qe4 Re8 14. Rac1 Kh8 15. Nd2 Bg5 16. e3 Be6 17. Rfd1 f5 18. Qa4 Bd7 19. Qb3 a4 20. Qc2 f4 21. Nde4 fxe3 22. Nxg5 Qxg5 23. fxe3 Qxe3+ 24. Qf2 Qxf2+ 25. Kxf2 Bg4 26. Rf1 g6 27. Nd5 Rad8 28. Ke3 e4 29. Nf6 exd3+ 30. Nxe8 Rxe8+ 31. Kxd3 Be2+ 32. Kd2 Bxf1 33. Rxf1 Kg7 34. Rc1 Re6 35. Rc4 b5 36. Rc5 Rd6+ 37. Ke3 Re6+ 38. Kd2 Nd4 39. Kd3 Rd6 40. Rd5 Nf5 41. g4 Rxd5+ 42. Bxd5 Nd6 43. Kd4 Kf6 44. Kc5 Ke5 45. Bf3 g5 46. Be2 h6 47. h3 Nc4 48. Kxb5 Nxb2 49. Kb4 Kd4 50. Bf3 b6 51. Bc6 Kd3 52. Bb5+ Kd4 53. Bc6 Nd3+ 54. Kxa4 Kc5 55. Bg2 Ne1 56. Bf1 Nf3 57. Be2 Nd4 58. Bd3 b5+ 59. Ka5 Nc6+ 60. Ka6 b4 61. a4 b3 62. Be4 b2 63. Bb1 Kb4 64. Kb6 Na5 65. Bc2 Nc4+ 66. Ka6 Na3 67. Bd3 Kc3 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.28"]
[Round "10"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2156"]
[BlackElo "2349"]
[PlyCount "68"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Nd4 10. 0-0 e6 11. c3 Nxe2+ 12. Qxe2 bxc3 13. bxc3 Ne7 14. h4 Ba6 15. Rc1 Qa5 16. Bg5 Nc6 17. f4 c4 18. e5 0-0 19. d4 h6 20. Bxc6 hxg5 21. hxg5 d5 22. f5 exf5 23. e6 Qc7 24. e7 Rfe8 25. Bxe8 Rxe8 26. Qf2 Qxe7 27. Qf4 Qd8 28. Nf2 Re2 29. Rb1 Bf8 30. Rb8 Qe7 31. Rfb1 Rxa2 32. Rxf8+ Kxf8 33. Rb8+ Kg7 34. Qh4 Qe1+ 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.27"]
[Round "9"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Nemeth Junior, Henrique"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2349"]
[BlackElo "2147"]
[PlyCount "72"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. Bg5 c5 6. e3 Qa5 7. Qd2 h6 8. Bxf6 exf6 9. Nd5 Qxd2+ 10. Nxd2 Na6 11. Ne4 Rd8 12. dxc5 f5 13. Nd6 Kf8 14. 0-0-0 Nxc5 15. b4 Ne4 16. Nxe4 fxe4 17. c5 Rb8 18. Nc7 Ke7 19. Bc4 b6 20. cxb6 axb6 21. Nd5+ Kf8 22. Kb1 d6 23. Rc1 Be6 24. Bb3 Rdc8 25. a4 Bxd5 26. Bxd5 Bc3 27. b5 f5 28. g4 Ke7 29. gxf5 gxf5 30. Rhg1 Kf6 31. h4 Rc5 32. Bc6 d5 33. Rgd1 Rd8 34. Rxd5 Rdxd5 35. Bxd5 Ke5 36. Bb3 f4 1/2-1/2

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.26"]
[Round "8"]
[White "Do Nascimento, Christian Almeida"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2123"]
[BlackElo "2349"]
[PlyCount "88"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 c6 4. Bd3 Bg4 5. f3 Bh5 6. Ne2 Qb6 7. Nd2 Nbd7 8. 0-0 e5 9. c4 Be7 10. c5 Nxc5 11. dxc5 Bxc5 12. Kh1 Bxe3 13. Bxf6 gxf6 14. Ng3 Bg6 15. Qc2 Qd4 16. Nde4 dxe4 17. Bxe4 0-0-0 18. b4 Qxb4 19. Rab1 Qd2 20. Qa4 Bb6 21. Rfc1 Bxe4 22. Nxe4 Qd4 23. Rc4 Qe3 24. Rxc6+ Kb8 25. Rxf6 Rd4 26. Qb5 Rhd8 27. Qf1 Qa3 28. h3 Qxa2 29. Kh2 Rg8 30. Ra1 Qc4 31. Qxc4 Rxc4 32. g4 Rc7 33. g5 Bd4 34. Rb1 a5 35. Kg3 h6 36. h4 hxg5 37. hxg5 Rg6 38. Rb5 b6 39. Kg4 Rxf6 40. gxf6 a4 41. Rb4 a3 42. Ra4 Ra7 43. Rc4 a2 44. Nd6 Bc5 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.25"]
[Round "7"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Silva, Kaua Marques"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2349"]
[BlackElo "2142"]
[PlyCount "94"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 dxc4 5. e4 c5 6. Nc3 cxd4 7. Nxd4 Bc5 8. Qa4+ Qd7 9. Ndb5 0-0 10. Qxc4 Qc6 11. Bxf6 gxf6 12. 0-0-0 a6 13. Nd4 Qc7 14. Nb3 Qf4+ 15. Kb1 Bxf2 16. Nc1 Bb6 17. Qb4 Qc7 18. e5 f5 19. Rd3 Nd7 20. Qh4 Nxe5 21. Rg3+ Ng6 22. Nd3 Qd8 23. Qh6 Qf6 24. h4 Bc7 25. Rhh3 f4 26. Rg5 Qg7 27. Qh5 e5 28. Nd5 Bd8 29. Nc5 Bxg5 30. hxg5 Bxh3 31. gxh3 Rfd8 32. Nf6+ Kh8 33. Nce4 Rd4 34. Qg4 Rad8 35. Be2 Ne7 36. a3 Nd5 37. Ka2 Nxf6 38. Nxf6 Qg6 39. Qg2 e4 40. Bh5 Qf5 41. Bxf7 Rd2 42. Qg1 Qe5 43. Qb6 e3 44. Bc4 f3 45. Qxb7 Qxb2+ 46. Qxb2 Rxb2+ 47. Kxb2 e2 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.24"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Flores Quillas, Diego Saul Rodrigo"]
[Result "1/2-1/2"]
[ECO "E34"]
[WhiteElo "2349"]
[BlackElo "2429"]
[PlyCount "95"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 0-0 7. Bd2 Bxc3 8. Bxc3 b6 9. g3 Bb7 10. Bg2 Qh5 11. Nh4 Bxg2 12. Nxg2 Nbd7 13. Nf4 Qf5 14. Qxf5 exf5 15. f3 Rfe8 16. Kf2 Rac8 17. Rac1 c6 18. Rc2 Nf8 19. Nd3 Ne6 20. e3 c5 21. dxc5 Nxc5 22. Nxc5 Rxc5 23. Rcc1 Rec8 24. Bd2 Rc2 25. Ke2 h5 26. h4 Nd7 27. Rxc2 Rxc2 28. Rb1 f6 29. Kd3 Rc6 30. Rc1 Rxc1 31. Bxc1 Kf7 32. b3 Ke6 33. Bb2 Ne5+ 34. Bxe5 Kxe5 35. Kc4 g5 36. Kd3 Kd5 37. Kd2 f4 38. gxf4 gxf4 39. Kd3 fxe3 40. Kxe3 Ke5 41. f4+ Kd5 42. Kd3 b5 43. Ke3 a5 44. Kd3 a4 45. Ke3 axb3 46. axb3 b4 47. Kd3 f5 48. Ke3 1/2-1/2

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.23"]
[Round "5"]
[White "El Debs, Felipe de Cresce"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2527"]
[BlackElo "2349"]
[PlyCount "65"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. Nc3 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. Nxc4 Nc6 11. Be3 Bb4+ 12. Nc3 Nd5 13. Bd2 Nxc3 14. bxc3 Bc5 15. Rb1 e5 16. Rb5 Be7 17. Nxe5 Nxe5 18. Rxe5 Bf6 19. Rb5 Rd8 20. Rb2 Bg4 21. h3 Be6 22. 0-0 Rac8 23. Bxb7 Bxc3 24. Bxc8 Bxb2 25. Bxe6 Rxd2 26. Bc4 Rc2 27. Bb3 Rxe2 28. Rd1 Kf8 29. Rd7 Re7 30. Rd8+ Re8 31. Rd7 Re7 32. Rd8+ Re8 33. Rd7 1/2-1/2

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.22"]
[Round "3"]
[White "Serpa, Rafael Araujo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2101"]
[BlackElo "2349"]
[PlyCount "29"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. b3 Qc7 7. Nf3 g6 8. 0-0 Bf5 9. Re1 Bxd3 10. Qxd3 Bg7 11. Be3 0-0 12. Nbd2 e6 13. g3 Nh5 14. Kg2 f5 15. Bf4 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.22"]
[Round "4"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Starke, Bruno Orlando"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2349"]
[BlackElo "2145"]
[PlyCount "83"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 g6 7. N1c3 a6 8. Na3 Be6 9. Be2 Bg7 10. 0-0 Nf6 11. Nc2 0-0 12. Be3 Rc8 13. f3 Ne7 14. b3 Nh5 15. Qd2 Nf4 16. Rad1 b5 17. Bxf4 exf4 18. Nd5 Bxd5 19. exd5 Be5 20. Bd3 bxc4 21. bxc4 Qb6+ 22. Kh1 Rb8 23. Na1 Qb4 24. Nb3 Rfc8 25. Qxb4 Rxb4 26. Rfe1 f6 27. g3 Kf7 28. gxf4 Bxf4 29. Re4 g5 30. c5 dxc5 31. d6 Rxe4 32. fxe4 Nc6 33. Bc4+ Kg6 34. d7 Rd8 35. Nxc5 Ne5 36. Be6 Nxd7 37. Rxd7 Rxd7 38. Nxd7 h5 39. h3 a5 40. a4 Bd2 41. Kg2 Bc3 42. Kf3 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.21"]
[Round "2"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Ferreira, Gabriel Duque"]
[Result "1-0"]
[ECO "A73"]
[WhiteElo "2349"]
[BlackElo "1891"]
[PlyCount "51"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 c5 6. d5 d6 7. Be2 e6 8. 0-0 exd5 9. cxd5 Bg4 10. Bf4 Bxf3 11. Bxf3 Qe7 12. Re1 Nbd7 13. h3 Ne5 14. Be2 a6 15. a4 Nfd7 16. Qd2 Rfe8 17. Bg5 Nf6 18. f4 Ned7 19. Bf3 Qd8 20. Re2 Qa5 21. Rae1 h6 22. Bh4 Nh7 23. e5 dxe5 24. d6 Rab8 25. Bd5 Qb4 26. Re4 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.20"]
[Round "1"]
[White "Da Silva, Esequiel Luis Melo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1647"]
[BlackElo "2349"]
[PlyCount "102"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 Qb6 5. Qb3 Ne4 6. Bf4 Nc6 7. e3 d5 8. Nbd2 Nxd2 9. Nxd2 Be7 10. dxc5 Qxc5 11. Nf3 0-0 12. Bd3 Bf6 13. Bg5 Ne5 14. Nxe5 Bxg5 15. Nf3 Bf6 16. 0-0 e5 17. e4 Be6 18. Qd1 Rfd8 19. Qe2 dxe4 20. Bxe4 Bc4 21. Qc2 Bxf1 22. Bxh7+ Kh8 23. Rxf1 g6 24. Bxg6 fxg6 25. Qxg6 Qe7 26. Qh6+ Kg8 27. Re1 Bg7 28. Qh5 Rd6 29. Ng5 Rh6 30. Qg4 Rf8 31. h3 Qf6 32. Qc4+ Kh8 33. Ne4 Qc6 34. Qe2 Qa6 35. Qg4 Qe6 36. Qd1 Qxa2 37. Qc2 Qe6 38. Re3 Rg6 39. Qe2 Bh6 40. Rd3 Rfg8 41. g4 Bf4 42. b4 Qc4 43. Nd2 Bxd2 44. Qxe5+ Kh7 45. Rxd2 Qc6 46. Rd3 Re8 47. Qf5 Qe6 48. Qb5 Re7 49. Re3 Qf6 50. Rd3 Re1+ 51. Kh2 Qxf2# 0-1

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.18"]
[Round "9"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Hoffman, Alejandro"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2349"]
[BlackElo "2358"]
[PlyCount "31"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. g3 0-0 6. Bg2 c5 7. 0-0 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Bg2 Qa5 12. Nb5 a6 13. Bd2 Qb6 14. Be3 Qa5 15. Bd2 Qb6 16. Be3 1/2-1/2

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.17"]
[Round "8"]
[White "Quintiliano Pinto, Renato Rodrigues"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2493"]
[BlackElo "2349"]
[PlyCount "65"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nge2 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. 0-0 0-0 10. a3 Be7 11. h3 g6 12. Bh6 Re8 13. Re1 Bf6 14. Be4 Nxc3 15. bxc3 Bd7 16. Rb1 Na5 17. Ng3 Rc8 18. Bxb7 Nxb7 19. Rxb7 Bc6 20. Rb1 Qa5 21. Bd2 Qxa3 22. Ra1 Qe7 23. Ne4 Bxe4 24. Rxe4 Qb7 25. Re1 e5 26. Qa4 Re7 27. Qa6 Qxa6 28. Rxa6 Kg7 29. dxe5 Rxe5 30. Rxe5 Bxe5 31. Rxa7 Bxc3 32. Bxc3+ Rxc3 33. g3 1/2-1/2

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.16"]
[Round "7"]
[White "Di Berardino, Diego Rafael"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2480"]
[BlackElo "2349"]
[PlyCount "60"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Qc2 Nh5 10. Bxe7 Qxe7 11. Nce2 Qb4+ 12. Qd2 a5 13. Nf3 Bg4 14. a3 Qxd2+ 15. Nxd2 Bxe2 16. Kxe2 Re8 17. g3 Na6 18. Rhb1 Nc7 19. b4 Ne6 20. Kf1 axb4 21. axb4 Nf6 22. Rc1 Kf8 23. Nb3 Ne4 24. f3 Nd6 25. Kf2 Nc7 26. Nc5 Ke7 27. e4 dxe4 28. fxe4 Rxa1 29. Rxa1 b6 30. Nb3 f6 1/2-1/2

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.16"]
[Round "6"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Contin, Daniel"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2349"]
[BlackElo "2203"]
[PlyCount "65"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. f4 Qc7 9. Kh1 Nc6 10. Be3 Bd7 11. a4 h5 12. Nb3 0-0-0 13. Nb5 Qb8 14. Bb6 Nxe4 15. Bf3 d5 16. Bxe4 dxe4 17. Bc7 Be8 18. Qe1 Qa8 19. Bxd8 Nxd8 20. Qxe4 axb5 21. axb5 Qb8 22. Qc4+ Qc7 23. Ra8+ Kd7 24. Rd1+ Bd6 25. Qxc7+ Kxc7 26. b6+ Kd7 27. Na5 Ke7 28. Rxd6 Kxd6 29. Rxd8+ Kc5 30. Nxb7+ Kxb6 31. Nd6 Kc7 32. Rxe8 Rh7 33. Nxf7 1-0

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.15"]
[Round "5"]
[White "Silva, Kaua Marques"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2142"]
[BlackElo "2349"]
[PlyCount "72"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Kb1 0-0 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 Qd5 17. Ne5 Qe4 18. Qxe4 Nxe4 19. Be3 Rfd8 20. g4 c5 21. f3 cxd4 22. Bxd4 Bc5 23. Bxc5 Nxc5 24. c4 a5 25. Kc2 f6 26. Ng6 Kf7 27. b3 b6 28. a3 e5 29. Rxd8 Rxd8 30. b4 Ne6 31. bxa5 bxa5 32. Rb1 Nd4+ 33. Kc3 Ne2+ 34. Kc2 Nd4+ 35. Kc3 Ne2+ 36. Kc2 Nd4+ 1/2-1/2

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.14"]
[Round "4"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Labussiere, Yago"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2349"]
[BlackElo "2167"]
[PlyCount "77"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 e5 4. g3 g6 5. Bg2 Bg7 6. d3 Nge7 7. Be3 Nd4 8. 0-0 0-0 9. f4 d6 10. Qd2 Be6 11. Rf2 Qd7 12. Raf1 f6 13. a3 Rae8 14. Nd1 b6 15. c3 Nxe2+ 16. Rxe2 exf4 17. Bxf4 d5 18. Nf2 d4 19. h4 dxc3 20. bxc3 Nc6 21. Rd1 Rd8 22. Qe3 Rfe8 23. d4 Bb3 24. Rb1 Bc4 25. Rd2 Bf8 26. d5 Ne5 27. Bxe5 Rxe5 28. Qf4 g5 29. hxg5 Rxg5 30. e5 b5 31. Ne4 Rg6 32. Nxf6+ Rxf6 33. Qxf6 Bg7 34. Qg5 Re8 35. Re1 Qe7 36. Qxe7 Rxe7 37. d6 Re8 38. d7 Rd8 39. e6 1-0

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.13"]
[Round "3"]
[White "Federzoni, Enzo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2170"]
[BlackElo "2349"]
[PlyCount "40"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. 0-0 Be7 8. c4 Nf6 9. h3 0-0 10. Nc3 Nb4 11. Be2 dxc4 12. Bxc4 c6 13. a3 Nbd5 14. Bd3 h6 15. Re1 Be6 16. Bc2 Re8 17. Qd3 Bf8 18. Nxd5 Bxd5 19. Ne5 g6 20. Bf4 Bg7 1/2-1/2

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.13"]
[Round "2"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Medeiros, Thauane Ferreira"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "2349"]
[BlackElo "1842"]
[PlyCount "91"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. 0-0 Bxc3 6. dxc3 d6 7. Re1 0-0 8. Bd3 Ne7 9. c4 Ng6 10. h3 Qe7 11. Nh2 Be6 12. Nf1 Nd7 13. Ng3 Qf6 14. Be3 Nf4 15. Bf1 g5 16. Be2 Rfd8 17. b3 Nf8 18. Bg4 Qg6 19. Bf5 Bxf5 20. exf5 Qh6 21. Ne4 Nd7 22. Qg4 f6 23. g3 Qxh3 24. Qxh3 Nxh3+ 25. Kg2 g4 26. Bh6 Kf7 27. f3 Rg8 28. fxg4 Ng5 29. Bxg5 fxg5 30. Rh1 Nf6 31. Nxf6 Kxf6 32. Rxh7 Rg7 33. Rah1 Rag8 34. R7h6+ Kf7 35. Kf3 Rd8 36. Ke4 Rgg8 37. Rh7+ Rg7 38. R1h5 Rdg8 39. R7h6 Ke8 40. f6 Rf7 41. Kf5 Kd7 42. Rh7 Rgf8 43. Rxf7+ Rxf7 44. Rxg5 e4 45. Rg7 Ke8 46. Ke6 1-0

[Event "Criciuma op-A"]
[Site "Criciuma"]
[Date "2024.01.12"]
[Round "1"]
[White "Borger, David Lupovici"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1899"]
[BlackElo "2349"]
[PlyCount "94"]
[EventDate "2024.01.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nf6 6. Nc3 Qd6 7. Bg5 e6 8. Bxf6 gxf6 9. Nf3 Bg7 10. Bb5+ Bd7 11. 0-0 f5 12. Re1 0-0 13. Qe2 a6 14. Bxd7 Nxd7 15. Rad1 Bf6 16. Qe3 Kh8 17. Ne2 Rg8 18. Nf4 Nb6 19. Nh5 Nd5 20. Qd2 Qe7 21. Nf4 Rad8 22. g3 Nxf4 23. Qxf4 Rg4 24. Qh6 Rg6 25. Qf4 Qd6 26. Ne5 Rg7 27. d5 Bxe5 28. Qxe5 Qxe5 29. Rxe5 f4 30. Kf1 fxg3 31. hxg3 Rg4 32. Ke2 exd5 33. Rexd5 Re8+ 34. Kf3 Rge4 35. R1d2 R4e7 36. Rd7 Kg7 37. R2d6 f6 38. Rxe7+ Rxe7 39. Kg4 Kg6 40. f4 h5+ 41. Kf3 Kf5 42. Rd5+ Kg6 43. Rd6 Rc7 44. Re6 Kf5 45. Rd6 Rc2 46. Rb6 Rc7 47. Rd6 Re7 1/2-1/2

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.26"]
[Round "5"]
[White "Volkmann, Andre Jordi"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "E41"]
[WhiteElo "2092"]
[BlackElo "2357"]
[PlyCount "52"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6 8. 0-0 e5 9. d5 Ne7 10. e4 Ng6 11. Ne1 h6 12. g3 Bh3 13. Ng2 Qd7 14. a4 h5 15. a5 h4 16. Qa4 Rh5 17. f4 hxg3 18. hxg3 exf4 19. Bxf4 Qxa4 20. Rxa4 Kd7 21. Rb1 Kc7 22. Be2 Bg4 23. Re1 Rah8 24. Bxg4 Nxg4 25. Kf1 Rh1+ 26. Ke2 R8h2 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "3"]
[White "Filimberti Uczai, Joao Pedro"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2107"]
[BlackElo "2357"]
[PlyCount "74"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qc8 8. Nd2 e6 9. Ngf3 Be7 10. 0-0 0-0 11. Qc2 Bh5 12. Ne5 b5 13. Rae1 Qb7 14. Bg5 h6 15. Bh4 Rfc8 16. Nxc6 Rxc6 17. f4 b4 18. Nb3 Qc7 19. Re5 Bg4 20. h3 bxc3 21. hxg4 Nxg4 22. Bxe7 Qxe7 23. Be2 Nxe5 24. fxe5 Rac8 25. Nc5 Rxc5 26. dxc5 Qxc5+ 27. Kh1 Qd4 28. Bd3 Qxe5 29. Qf2 Rc7 30. bxc3 Qxc3 31. Qg3 e5 32. Rxf7 Kxf7 33. Qg6+ Ke7 34. Qxg7+ Kd6 35. Qf8+ Kc6 36. Qxh6+ Kc5 37. Bf1 Rf7 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "4"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Matsuura, Everaldo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2357"]
[BlackElo "2412"]
[PlyCount "72"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 Bf5 7. c3 e6 8. Bb5 Bd6 9. Ne5 Qc7 10. 0-0 0-0 11. Re1 Ng4 12. Bxc6 bxc6 13. h3 Nxe5 14. Bxe5 Bxe5 15. Rxe5 c5 16. Nb3 Rab8 17. Qe2 cxd4 18. Nxd4 Rxb2 19. Qxb2 Qxe5 20. Qb7 Be4 21. Qxa7 Qg5 22. g3 Qd2 23. Qc5 Qd3 24. Re1 h5 25. a4 Rb8 26. Nb5 Qf3 27. Kf1 Ra8 28. Qb4 h4 29. Qd6 Qg2+ 30. Ke2 Qxh3 31. Nd4 hxg3 32. fxg3 Qh5+ 33. Ke3 e5 34. Nc6 Qf3+ 35. Kd2 Qd3+ 36. Kc1 Qc2# 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "1"]
[White "Staats, Gustavo Da Silva"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1556"]
[BlackElo "2357"]
[PlyCount "63"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Nf3 c6 4. c3 Bf5 5. e3 Nbd7 6. Be2 h6 7. Bh4 e6 8. Nbd2 Bd6 9. Qb3 Rb8 10. c4 0-0 11. 0-0 a6 12. a4 Qe7 13. cxd5 exd5 14. Bd3 Qe6 15. Bg3 Bxg3 16. hxg3 Rfe8 17. Rac1 Ng4 18. Rfe1 Ndf6 19. Qc2 Bxd3 20. Qxd3 Ne4 21. Re2 Qf5 22. Qc2 Qh5 23. b4 Re6 24. b5 axb5 25. axb5 Rbe8 26. Qa4 Ngxf2 27. Rxf2 Nxg3 28. Nh2 Ne2+ 29. Rxe2 Qxe2 30. Rf1 Rg6 31. Qc2 Rxg2+ 32. Kh1 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "2"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Da Luz, Felipe Garcia"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2357"]
[BlackElo "1953"]
[PlyCount "87"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 0-0 8. Qd2 c5 9. Rc1 Qa5 10. Nf3 Rd8 11. Be2 cxd4 12. cxd4 Qxd2+ 13. Nxd2 Nc6 14. d5 Nd4 15. Bc4 a6 16. Nb3 Nxb3 17. Bxb3 b5 18. Bb6 Re8 19. Ke2 a5 20. a4 Bd7 21. axb5 Bxb5+ 22. Ke3 a4 23. Ba2 Rec8 24. Rc5 Rxc5 25. Bxc5 Rc8 26. Rc1 Bb2 27. Rb1 Rxc5 28. Rxb2 Bf1 29. f4 Kg7 30. e5 Rc3+ 31. Kd4 Rd3+ 32. Kc5 Rd1 33. g3 Bh3 34. Rb7 Rd2 35. Bc4 Rc2 36. Kd4 Rd2+ 37. Kc3 Rd1 38. Rxe7 Rc1+ 39. Kb4 Kf8 40. d6 a3 41. Rxf7+ Ke8 42. Rxh7 Rxc4+ 43. Kxc4 a2 44. Ra7 1-0

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.22"]
[Round "9"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Duarte Napoles, Fanny"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2357"]
[BlackElo "2213"]
[PlyCount "28"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 Qe7 9. 0-0 dxc4 10. Bxc4 e5 11. h3 Nb6 12. Re1 Qd8 13. Bd3 h6 14. a3 Nbd5 1/2-1/2

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.21"]
[Round "8"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2505"]
[BlackElo "2357"]
[PlyCount "123"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 Nc6 5. d4 e6 6. c4 cxd4 7. Nxd4 Qb6 8. Nb5 dxc4 9. N1c3 Bc5 10. Nd6+ Bxd6 11. Qxd6 Nb4 12. Qf4 Qa6 13. b3 Bd7 14. bxc4 Rc8 15. Nb5 0-0 16. a4 Bc6 17. Bh3 Nc2 18. Ra2 Nb4 19. Rb2 Qxa4 20. Bd2 a5 21. Nc3 Qa3 22. Rfb1 Na6 23. Nb5 Qc5 24. Bxa5 Qh5 25. Bf1 e5 26. Qh4 Qxh4 27. gxh4 Nc5 28. Bb4 Bxb5 29. cxb5 b6 30. Bh3 Rc7 31. Rc2 Rb8 32. Bg2 e4 33. Rbc1 Rbc8 34. Bh3 Ne6 35. Rxc7 Rxc7 36. Rc6 Nd5 37. Bd6 Rxc6 38. bxc6 b5 39. Bf5 b4 40. Bxe6 fxe6 41. Bxb4 Kf7 42. Bd6 Ne7 43. c7 Nc8 44. Be5 g6 45. Kg2 Ke8 46. Kg3 Kd7 47. Kf4 Ne7 48. Kxe4 Nf5 49. Bg3 Nh6 50. Ke5 Ng4+ 51. Kf4 Nh6 52. Kg5 Ng8 53. h5 gxh5 54. Kxh5 Kc8 55. Kg5 Kd7 56. e4 Kc8 57. e5 Kd7 58. f4 Kc8 59. f5 h6+ 60. Kg6 exf5 61. Kxf5 h5 62. Kg6 1-0

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.21"]
[Round "7"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Piccoli, Lucas Fonseca"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2357"]
[BlackElo "2225"]
[PlyCount "97"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 d5 5. Nbd2 Bd6 6. dxc5 Bxf4 7. exf4 Qa5 8. Bd3 0-0 9. 0-0 Qxc5 10. Nb3 Qc7 11. g3 b6 12. Qe2 Nbd7 13. Nbd4 Nc5 14. Rfe1 Nce4 15. Ne5 a6 16. f3 Nd6 17. a4 Nd7 18. Ra3 Nc5 19. b4 Nxd3 20. Qxd3 a5 21. Rc3 Qe7 22. Ndc6 Qe8 23. b5 f6 24. Ng4 Qf7 25. Qd4 Qb7 26. Ne3 Kh8 27. f5 e5 28. Qxd5 Nxf5 29. Rd1 Nxe3 30. Rxe3 Bf5 31. c4 Qc7 32. g4 Bc2 33. Rd2 Bb1 34. Qd7 Rf7 35. Qxc7 Rxc7 36. Re1 Bg6 37. Red1 h5 38. Rd7 Rxd7 39. Rxd7 hxg4 40. fxg4 Be4 41. Rd8+ Rxd8 42. Nxd8 g6 43. c5 bxc5 44. b6 c4 45. b7 Bxb7 46. Nxb7 f5 47. Nxa5 c3 48. Nb3 e4 49. a5 1-0

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.20"]
[Round "6"]
[White "Hataby, Raed"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1910"]
[BlackElo "2357"]
[PlyCount "50"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 e5 6. Nbd2 Nge7 7. Nc4 d5 8. exd5 Nxd5 9. a4 0-0 10. 0-0 h6 11. h3 Be6 12. Re1 Qc7 13. Ne3 Rad8 14. Qe2 Rfe8 15. c3 Kh7 16. Nd2 f5 17. Nxd5 Bxd5 18. Nc4 Bxg2 19. Kxg2 Qd7 20. Be3 f4 21. Bc1 Rf8 22. Nd2 e4 23. dxe4 Ne5 24. Nf3 fxg3 25. Nxe5 Rxf2+ 0-1

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.19"]
[Round "4"]
[White "Aranha Filho, Alvaro Zimmermann"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "E48"]
[WhiteElo "2194"]
[BlackElo "2357"]
[PlyCount "76"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nge2 cxd4 7. exd4 d5 8. 0-0 dxc4 9. Bxc4 0-0 10. a3 Be7 11. d5 exd5 12. Nxd5 Nxd5 13. Bxd5 Bg4 14. f3 Bf5 15. Be3 Bf6 16. Ng3 Bg6 17. Qb3 Nd4 18. Bxd4 Bxd4+ 19. Kh1 Rc8 20. Be4 Qh4 21. f4 Bxe4 22. Nxe4 Rc6 23. Qxb7 Rb6 24. Qc7 Rxb2 25. Rad1 Qg4 26. Ng3 Bb6 27. Qe5 Ra2 28. Rd3 Qe6 29. Qb5 f5 30. Rfd1 Bc7 31. Rd7 Bxf4 32. Nh5 Bh6 33. Qb7 Re2 34. Rxg7+ Kh8 35. Rxh7+ Kg8 36. Rg7+ Kh8 37. Rh7+ Kg8 38. Rg7+ Kh8 1/2-1/2

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.19"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Federzoni, Enzo"]
[Result "1/2-1/2"]
[ECO "D87"]
[WhiteElo "2357"]
[BlackElo "2206"]
[PlyCount "57"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 0-0 10. 0-0 Bg4 11. f3 Bd7 12. Rb1 Qc7 13. Qd2 Rad8 14. Rfc1 Bc8 15. Bf4 e5 16. Bg5 exd4 17. Bxd8 Rxd8 18. cxd4 Nxd4 19. Bd5 Qe7 20. Nxd4 Bxd4+ 21. Kh1 Qh4 22. g3 Qf6 23. Kg2 b6 24. a4 h5 25. Qf4 Qe7 26. Re1 Be5 27. Qh6 Bg7 28. Qf4 Be5 29. Qh6 1/2-1/2

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.18"]
[Round "3"]
[White "Caetano, Ryan Wesley da Cost"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2235"]
[BlackElo "2357"]
[PlyCount "44"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g4 d5 4. g5 Ne4 5. Bg2 Bb4+ 6. Kf1 Be7 7. h4 0-0 8. Nh3 b6 9. Nc3 Nxc3 10. bxc3 c6 11. Qc2 Ba6 12. cxd5 cxd5 13. Kg1 Nc6 14. e4 Rc8 15. Be3 Qc7 16. Qd1 dxe4 17. Bxe4 Na5 18. g6 fxg6 19. h5 Nc4 20. Qg4 Nxe3 21. Qxe6+ Kh8 22. hxg6 h6 0-1

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.17"]
[Round "1"]
[White "Lujan, Carolina"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B55"]
[WhiteElo "2258"]
[BlackElo "2357"]
[PlyCount "77"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 d5 7. Bg5 Be6 8. Bxf6 gxf6 9. exd5 Qxd5 10. Qxd5 Bxd5 11. Nc3 Be6 12. Nb5 Na6 13. 0-0-0 Bh6+ 14. Kb1 Ke7 15. Nc3 Nb4 16. a3 Nc6 17. Nd5+ Bxd5 18. Rxd5 Rad8 19. Rxd8 Rxd8 20. Bd3 Bf4 21. Bxh7 Rh8 22. Be4 Rxh2 23. Rxh2 Bxh2 24. Nc5 b6 25. Bxc6 bxc5 26. g4 a5 27. Ka2 Kd6 28. Be8 Kc7 29. Kb3 Kb6 30. Bxf7 Bf4 31. Ka4 Bd2 32. Bd5 Be1 33. Kb3 Bd2 34. Kc4 Bc1 35. Kc3 Kb5 36. Bc4+ Kb6 37. Bf7 Kb5 38. Be8+ Kb6 39. Bf7 1/2-1/2

[Event "Florianopolis 6th"]
[Site "Florianopolis"]
[Date "2023.11.17"]
[Round "2"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Tomiello, Mateus Costamilan"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2357"]
[BlackElo "2145"]
[PlyCount "53"]
[EventDate "2023.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 0-0 9. Nge2 Nbd7 10. f3 Re8 11. 0-0 Nf8 12. Qc2 Ne6 13. Rad1 b6 14. Kh1 Bb7 15. Bf2 Rc8 16. e4 dxe4 17. fxe4 Rf8 18. Bc4 Qd7 19. Ng3 b5 20. Bb3 Ng4 21. Bg1 b4 22. Qe2 bxc3 23. Qxg4 cxb2 24. d5 cxd5 25. exd5 Rcd8 26. dxe6 Qc6 27. Nf5 1-0

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.05"]
[Round "6"]
[White "Bambino Filho, Antonio Carlos"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2144"]
[BlackElo "2357"]
[PlyCount "103"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Bd2 d6 9. Qc2 Nxc3 10. Bxc3 f5 11. d5 e5 12. Nxe5 dxe5 13. d6 Bxg2 14. dxe7 Qxe7 15. Kxg2 Qe6 16. b3 Nd7 17. Rad1 Nf6 18. f3 Rae8 19. Rd2 f4 20. g4 h5 21. g5 Nd7 22. h4 Nc5 23. Bb4 e4 24. Bxc5 exf3+ 25. exf3 bxc5 26. Rff2 Qc6 27. Qd3 Re5 28. Qd7 Qxd7 29. Rxd7 Rf7 30. Rfd2 g6 31. Kf2 c6 32. R2d6 Rxd7 33. Rxd7 Re3 34. Rd6 Rc3 35. Rxg6+ Kf7 36. Rf6+ Ke7 37. Rxf4 Rc2+ 38. Kg3 Rxa2 39. Re4+ Kf7 40. Kf4 Rb2 41. Re3 Rh2 42. Kf5 Rxh4 43. g6+ Kf8 44. f4 Rg4 45. Rh3 Kg7 46. Rxh5 Rxg6 47. Rg5 Rxg5+ 48. fxg5 a5 49. g6 Kg8 50. Ke6 Kg7 51. Kd6 Kxg6 52. Kxc6 1-0

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.05"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Starke, Bruno Orlando"]
[Result "1-0"]
[ECO "D64"]
[WhiteElo "2357"]
[BlackElo "2133"]
[PlyCount "153"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 Nbd7 6. e3 Be7 7. Rc1 0-0 8. Qc2 Re8 9. h3 dxc4 10. Bxc4 Ne4 11. Bxe7 Qxe7 12. 0-0 Nxc3 13. Qxc3 b6 14. Rfd1 Bb7 15. Be2 Rac8 16. b4 Red8 17. Qb2 Ba8 18. Rd2 Rb8 19. Rdc2 Kf8 20. Qc3 Rbc8 21. a3 Bb7 22. Qb2 Rb8 23. Rc3 Kg8 24. Qc2 g6 25. Qa4 a5 26. bxa5 Ra8 27. Qb4 Qxb4 28. axb4 bxa5 29. bxa5 Rxa5 30. R3c2 Kf8 31. Nd2 Ra7 32. Bf3 e5 33. Bxc6 exd4 34. exd4 Bxc6 35. Rxc6 Ne5 36. Rc8 Rad7 37. Nb3 Nd3 38. Rxd8+ Rxd8 39. Rc3 Nf4 40. Re3 Ne6 41. Rd3 Nf4 42. Rd2 Rb8 43. Nc5 Ke7 44. Kh2 Kd6 45. g3 Nd5 46. Kg2 Rb4 47. Ne4+ Ke7 48. Rd3 Rc4 49. Nd2 Rb4 50. Nf1 Kd6 51. Ne3 Ra4 52. Kf3 Ra2 53. h4 Nb4 54. Rb3 Nc6 55. Rb6 Kd7 56. Rb7+ Ke8 57. d5 Ne5+ 58. Kg2 Nd3 59. Ng4 Kf8 60. d6 Rd2 61. Rb8+ Kg7 62. d7 Nxf2 63. Nxf2 Rxd7 64. Ne4 h5 65. Rg8+ Kxg8 66. Nf6+ Kg7 67. Nxd7 f6 68. Kf3 g5 69. Ke4 Kg6 70. Nc5 f5+ 71. Ke5 f4 72. gxf4 gxh4 73. f5+ Kf7 74. Ne4 Kf8 75. Ng5 Ke7 76. f6+ Kf8 77. Ke6 1-0

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "2"]
[White "Da Silva, Tiago Martins"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1801"]
[BlackElo "2357"]
[PlyCount "78"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Bc4 Bg7 5. Nf3 e6 6. d3 Nge7 7. 0-0 0-0 8. Qe1 d5 9. Bb3 Na5 10. a3 Nxb3 11. cxb3 b6 12. Qh4 Ba6 13. Rd1 Nc6 14. Qxd8 Raxd8 15. e5 f6 16. b4 fxe5 17. b5 d4 18. bxc6 dxc3 19. Nxe5 Bxe5 20. fxe5 c2 21. Re1 Bxd3 22. Bg5 Rc8 23. Re3 c4 24. Rf3 Rxf3 25. gxf3 Rxc6 26. Kf2 Rc5 27. Re1 Rb5 28. Bc1 Kf7 29. Kg3 Ke7 30. Kf4 Kd7 31. Rg1 Kc6 32. h4 Rd5 33. Re1 Bf5 34. Kg3 Rd1 35. Kf2 Kb5 36. Be3 Ka4 37. Ke2 Bd3+ 38. Kf2 Kb3 39. Bc1 Rxc1 0-1

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "4"]
[White "Filimberti Uczai, Joao Pedro"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2107"]
[BlackElo "2357"]
[PlyCount "143"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. f4 d6 4. Nf3 Nf6 5. Be2 g6 6. 0-0 Bg7 7. c3 0-0 8. a4 c4 9. Na3 cxd3 10. Bxd3 Be6 11. Kh1 a6 12. Qe1 Na5 13. Nd4 Bb3 14. Nac2 Nd7 15. Nxb3 Nxb3 16. Ra3 Ndc5 17. Qe2 Nxc1 18. Rxc1 Qd7 19. a5 Nxd3 20. Qxd3 Rac8 21. Ne3 e6 22. Rf1 f5 23. exf5 gxf5 24. Raa1 d5 25. Rf3 Rc5 26. Nf1 Qc7 27. Nd2 Rxa5 28. Re1 Re8 29. Nb3 Ra4 30. Nd4 Bxd4 31. cxd4 Kh8 32. Qe3 Qg7 33. Rd1 Rc4 34. b3 Rc2 35. Rg3 Qf6 36. h3 Rg8 37. Rxg8+ Kxg8 38. Rc1 Rxc1+ 39. Qxc1 Qd8 40. Qe1 Kf7 41. Qe5 a5 42. Kh2 h5 43. Qe2 Qh8 44. Qb5 Qb8 45. Qd7+ Kf6 46. g3 b5 47. h4 a4 48. bxa4 bxa4 49. Qh7 Qe8 50. Qh6+ Ke7 51. Qg7+ Kd6 52. Qb7 Qc6 53. Qb8+ Ke7 54. Qa7+ Qd7 55. Qa8 Qb5 56. Qa7+ Kd6 57. Kg2 Qb2+ 58. Kh3 a3 59. Qc5+ Kd7 60. Qa7+ Ke8 61. Qa8+ Ke7 62. Qa7+ Ke8 63. Qa8+ Kf7 64. Qa7+ Kf8 65. Qc5+ Kf7 66. Qc7+ Kg6 67. Qc8 Qxd4 68. Qxe6+ Qf6 69. Qxd5 Kh6 70. Qg8 Qg7 71. Qe6+ Qg6 72. Qa2 1/2-1/2

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Volkmann, Andre Jordi"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2357"]
[BlackElo "2092"]
[PlyCount "51"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Bd3 Be7 6. h3 0-0 7. 0-0 c5 8. c3 d5 9. Nbd2 Nbd7 10. a4 Qc8 11. a5 Ba6 12. Bxa6 Qxa6 13. axb6 Qxb6 14. Ra2 Bd6 15. Ne5 Rfb8 16. Nec4 dxc4 17. Nxc4 Qc6 18. Bxd6 cxd4 19. Bxb8 Qxc4 20. Ra4 Qc6 21. Bxa7 dxc3 22. bxc3 Nd5 23. Ra3 N7b6 24. Qa1 Nc4 25. Ra6 Qc8 26. Ra2 1-0

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.03"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "De Freitas, Sidinei Melo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2357"]
[BlackElo "1440"]
[PlyCount "61"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 cxd4 7. Nxd4 Bg6 8. 0-0 Nd7 9. c4 Ne7 10. Nc3 Nf5 11. Nxf5 Bxf5 12. cxd5 Nxe5 13. Qa4+ Nd7 14. g4 Bg6 15. dxe6 fxe6 16. Rad1 a6 17. Bb6 Qc8 18. Bf3 Be7 19. Bg2 Bc2 20. Qxc2 Nxb6 21. Qb3 Bd8 22. Rd6 0-0 23. Rxb6 Bxb6 24. Qxb6 Rb8 25. Re1 e5 26. h3 Qd8 27. Bd5+ Kh8 28. Qxd8 Rbxd8 29. Rxe5 b5 30. a3 Rfe8 31. f4 1-0

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.24"]
[Round "6"]
[White "Filgueiras, Nathan Felipe"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2328"]
[BlackElo "2347"]
[PlyCount "66"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. f3 a6 8. Qd2 e6 9. 0-0-0 Nxd4 10. Qxd4 Be7 11. h4 b5 12. Qd2 Qc7 13. Kb1 h6 14. Be3 h5 15. Bd3 b4 16. Ne2 a5 17. Bg5 Rb8 18. Rhe1 a4 19. Rc1 0-0 20. Ng3 Bb5 21. Qe2 Bc6 22. f4 a3 23. Bxf6 Bxf6 24. e5 dxe5 25. fxe5 axb2 26. Rcd1 Bd5 27. Nxh5 Bxa2+ 28. Kxa2 Ra8+ 29. Ba6 Bxe5 30. Qxe5 Rxa6+ 31. Kxb2 Ra2+ 32. Kxa2 Qxc2+ 33. Qb2 Ra8# 0-1

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.24"]
[Round "5"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Gauche, Charles"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2347"]
[BlackElo "2154"]
[PlyCount "78"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 a5 6. Bf4 e6 7. e3 Be7 8. h3 Na6 9. Be2 0-0 10. 0-0 b6 11. Rc1 Nb4 12. Ne5 Bb7 13. cxd5 exd5 14. Qb3 Bd6 15. Bg5 Be7 16. Na2 Nxa2 17. Qxa2 Rc8 18. Qb3 h6 19. Bxf6 gxf6 20. Nf3 Kh8 21. Nh4 Rg8 22. Nf5 Bf8 23. Bd3 c5 24. Qd1 Rc7 25. Qh5 Rg6 26. f4 Bc8 27. Nh4 Rg3 28. Nf5 Rg6 29. Kh2 Qe8 30. b3 c4 31. bxc4 dxc4 32. Bc2 c3 33. Rf3 Bd7 34. Ra1 Bc6 35. Rg3 Bd7 36. Nd6 Bxd6 37. Bxg6 fxg6 38. Qxh6+ Kg8 39. Rxg6+ Kf7 1-0

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.23"]
[Round "2"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2135"]
[BlackElo "2347"]
[PlyCount "136"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. exd5 a6 9. Nc3 Nf6 10. d4 Nxd5 11. dxc5 Nxc3 12. Qxd8+ Kxd8 13. bxc3 Bxc3 14. Rb1 Kc7 15. Rb3 Bf6 16. Bd2 Be6 17. Ba5+ Kb8 18. Ra3 b5 19. Ne5 Rc8 20. Bb6 Bxe5 21. fxe5 Kb7 22. Ra1 Rc6 23. Rd3 Rac8 24. c3 Rxc5 25. Bxc5 Rxc5 26. Re3 Rc4 27. Kf2 Rf4+ 28. Rf3 Ra4 29. a3 Kc6 30. g3 g5 31. Rd3 Rc4 32. Rc1 a5 33. Re3 Bf5 34. Rd1 Ra4 35. Ra1 Kd5 36. Ke2 Kc4 37. Kd2 Kb3 38. Rf1 e6 39. Rf2 Rc4 40. Re1 Rc5 41. Re3 Kxa3 42. c4+ Kb4 43. cxb5 Kxb5 44. Rb3+ Ka6 45. Re2 a4 46. Rb8 Bc2 47. Re1 Bb3 48. Ra1 Rb5 49. Rxb5 Kxb5 50. Kc3 Kc5 51. Rf1 Kd5 52. Rxf7 h6 53. Rh7 Kxe5 54. Rxh6 Bd5 55. Kb4 Bb3 56. h4 gxh4 57. gxh4 Kf5 58. h5 Kg5 59. Rh8 e5 60. Kc3 Bf7 61. h6 Kg6 62. h7 Bb3 63. Re8 Kxh7 64. Rxe5 Kg6 65. Ra5 Kf6 66. Kd4 Ke6 67. Ra7 Bc2 68. Rxa4 Bxa4 1/2-1/2

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.23"]
[Round "4"]
[White "Federzoni, Enzo"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2157"]
[BlackElo "2347"]
[PlyCount "88"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Nd2 e6 8. Ngf3 Nh6 9. 0-0 Nf5 10. c4 Be7 11. cxd5 cxd5 12. Nb3 Qa6 13. Qc3 Nc6 14. Bg5 Rc8 15. Rac1 b6 16. a3 0-0 17. Qd2 Bxg5 18. hxg5 Qa4 19. Rc3 Nce7 20. Rfc1 Rxc3 21. Rxc3 Rc8 22. Kf1 Rc4 23. Ke1 Nc6 24. g6 fxg6 25. Nc5 bxc5 26. b3 Qa6 27. bxc4 cxd4 28. Rc1 dxc4 29. Qg5 Qa5+ 30. Kf1 Qxa3 31. Rd1 Kf7 32. Kg1 c3 33. Rb1 c2 34. Rc1 d3 35. Qf4 Qb4 36. Ng5+ Ke7 37. Ne4 Ncd4 38. Qg5+ Kf7 39. Kh2 Ne2 40. f4 Nxc1 41. Qd8 Qe7 42. Ng5+ Qxg5 43. Qxg5 Ne2 44. g4 c1Q 0-1

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.23"]
[Round "3"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Lima, Stefan Moisei Vieir"]
[Result "1-0"]
[ECO "D95"]
[WhiteElo "2347"]
[BlackElo "2101"]
[PlyCount "71"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Qb3 dxc4 6. Bxc4 0-0 7. Nf3 Nc6 8. Be2 e5 9. Nxe5 Nxe5 10. dxe5 Ng4 11. f4 Qh4+ 12. g3 Qh3 13. Bf1 Qh5 14. h3 Nh6 15. Be2 Qf5 16. e4 Qe6 17. Bc4 Qc6 18. Nd5 Kh8 19. Bb5 Qe6 20. Nxc7 Qxb3 21. axb3 Rb8 22. Rxa7 Ng8 23. Be3 Rd8 24. Nd5 Bd7 25. Bxd7 Rxd7 26. Ke2 Rc8 27. Rc1 Rb8 28. Nb6 Re7 29. Bc5 Rc7 30. Rc4 Rd8 31. Bd6 Rxc4 32. bxc4 f6 33. Rxb7 fxe5 34. fxe5 Re8 35. Nd7 Nh6 36. Nf6 1-0

[Event "Florianopolis op-A"]
[Site "Florianopolis"]
[Date "2023.09.22"]
[Round "1"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Souza dos Santos, Matheus Garcett"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2347"]
[BlackElo "2036"]
[PlyCount "33"]
[EventDate "2023.09.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bf4 Bf5 6. e3 Ne4 7. Nxe4 Bxe4 8. Bd3 Bxd3 9. Qxd3 0-0 10. h4 Qe8 11. h5 e5 12. dxe5 dxe5 13. hxg6 hxg6 14. Bh6 e4 15. Bxg7 exd3 16. Bf6 d2+ 17. Nxd2 1-0

[Event "Florianopolis Winter op"]
[Site "Florianopolis"]
[Date "2023.07.15"]
[Round "7"]
[White "Umetsubo, Cesar Hidemitsu"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "1-0"]
[ECO "E64"]
[WhiteElo "2345"]
[BlackElo "2410"]
[PlyCount "67"]
[EventDate "2023.07.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 c5 7. d5 e6 8. 0-0 Re8 9. dxe6 Bxe6 10. Ng5 Bxc4 11. Bxb7 Nbd7 12. Bxa8 Qxa8 13. Qxd6 h6 14. Nh3 Bxe2 15. Nxe2 Ne5 16. Nef4 Nf3+ 17. Kh1 Nd2+ 18. Ng2 Nfe4 19. Qa6 Re6 20. Qd3 c4 21. Qc2 Nxf1 22. Bf4 g5 23. Rxf1 gxf4 24. Nhxf4 Rb6 25. Re1 Nd6 26. b3 c3 27. Qd3 Nb5 28. Qd7 Rb8 29. Nd5 c2 30. Ne7+ Kh8 31. Nf5 Bb2 32. a4 Rd8 33. Qxf7 Rd1 34. f3 1-0

[Event "Florianopolis Winter op"]
[Site "Florianopolis"]
[Date "2023.07.14"]
[Round "5"]
[White "Aranha Filho, Alvaro Zimmermann"]
[Black "Umetsubo, Cesar Hidemitsu"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2137"]
[BlackElo "2345"]
[PlyCount "114"]
[EventDate "2023.07.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Ne1 d5 10. f3 Bg6 11. cxd5 exd5 12. Nd3 Nc6 13. Be3 Re8 14. Bf2 Bf6 15. Nf4 Qd6 16. Rc1 Bg5 17. Qd2 Re7 18. e3 Bxf4 19. gxf4 Na5 20. b3 Rae8 21. Bh3 Qf6 22. Rc3 Bf5 23. Bxf5 Qxf5 24. Qc2 Qh3 25. Rxc7 h5 26. Rxe7 Rxe7 27. Rc1 Re6 28. f5 Rc6 29. Qd1 Qxf5 30. Rxc6 Nxc6 31. Qe2 Qg6+ 32. Kf1 f5 33. Bg3 Qe6 34. Bf4 Qd7 35. Qb5 Ne5 36. Qxd7 Nxd7 37. Ke2 Kf7 38. Kd3 Ke6 39. h4 Nf8 40. Bg3 Ng6 41. f4 Kd7 42. a4 Kc6 43. b4 a6 44. Be1 Ne7 45. Bd2 Nc8 46. Kc3 Nd6 47. Be1 Kb7 48. Bd2 Nc4 49. Bc1 Kc7 50. Kd3 Kd7 51. Kc3 Ke7 52. Kd3 Ke6 53. Kc3 b5 54. axb5 axb5 55. Kd3 Kf6 56. Bd2 Ke7 57. Be1 Ke6 1/2-1/2

