[Event "Sao Paulo Hebraica op 34th"]
[Site "Sao Paulo"]
[Date "2025.02.02"]
[Round "5"]
[White "Abreu, Guilherme Correa"]
[Black "Bacha, Helio Arthur"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1918"]
[BlackElo "1711"]
[PlyCount "60"]
[EventDate "2025.01.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 h6 9. Bh4 b5 10. Bd3 a6 11. e4 0-0 12. e5 Nd5 13. Bxe7 Qxe7 14. 0-0 Bb7 15. Ne4 c5 16. Nd6 Rab8 17. Rc1 cxd4 18. Nxb7 Rxb7 19. Bb1 Nf4 20. Qd2 Ng6 21. Qxd4 Nb6 22. Bxg6 fxg6 23. Qe4 g5 24. Rfd1 Nd5 25. Rc6 Rb6 26. Rdc1 Qd7 27. Rxb6 Nxb6 28. Qc6 Rc8 29. Nd4 Rxc6 30. Nxc6 Nc4 0-1

[Event "Sao Paulo Hebraica op 34th"]
[Site "Sao Paulo"]
[Date "2025.02.02"]
[Round "6"]
[White "Bacha, Helio Arthur"]
[Black "De Souza Monteiro, Marcos Paulo"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1711"]
[BlackElo "1935"]
[PlyCount "51"]
[EventDate "2025.01.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Ne7 8. Nbd2 Nf5 9. Nf1 Be7 10. Bg5 Bxg5 11. Nxg5 Nxh4 12. Rxh4 Qxg5 13. Qg3 Qxg3 14. Nxg3 g6 15. 0-0-0 Nd7 16. Rdh1 Ke7 17. Ne2 Rhc8 18. g4 hxg4 19. Rxg4 c5 20. f4 Rh8 21. Rgh4 Rxh4 22. Rxh4 cxd4 23. Nxd4 g5 24. fxg5 Nxe5 25. Ne2 Rg8 26. Rh5 0-1

[Event "Sao Paulo Hebraica op 34th"]
[Site "Sao Paulo"]
[Date "2025.02.01"]
[Round "4"]
[White "Bacha, Helio Arthur"]
[Black "Fontana Filho, Richard Touceda"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1711"]
[BlackElo "1557"]
[PlyCount "100"]
[EventDate "2025.01.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. Bd3 Nc6 4. Nf3 g6 5. 0-0 Bg7 6. Bc2 0-0 7. d4 cxd4 8. cxd4 d6 9. h3 Nd7 10. a3 Qb6 11. Nc3 Nxd4 12. Nd5 Nxf3+ 13. Qxf3 Qd8 14. Rb1 Ne5 15. Qe2 Nc6 16. Bd2 e6 17. Nb4 Nd4 18. Qc4 Nxc2 19. Qxc2 Bd7 20. Bc3 Rc8 21. Qd2 Bxc3 22. bxc3 Ba4 23. Qd4 b6 24. Rb2 Qc7 25. Rc1 Rfd8 26. Nd5 exd5 27. Qxa4 dxe4 28. Qxe4 d5 29. Qd4 Qc5 30. Qxc5 Rxc5 31. Rbc2 Rdc8 32. Kf1 d4 33. Ke2 Rxc3 34. Rxc3 Rxc3 35. Rxc3 dxc3 36. Kd3 c2 37. Kxc2 Kg7 38. Kc3 b5 39. Kb4 Kf6 40. Kxb5 Ke6 41. Kc6 a5 42. a4 f5 43. f4 h6 44. h4 h5 45. Kb5 Kd7 46. Kxa5 Kc7 47. Kb5 Kb7 48. Kc5 Kc7 49. Kd5 Kd7 50. Ke5 Ke7 1-0

[Event "Sao Paulo Hebraica op 34th"]
[Site "Sao Paulo"]
[Date "2025.02.01"]
[Round "3"]
[White "Souza, Moyses Luiz Ferreir"]
[Black "Bacha, Helio Arthur"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1772"]
[BlackElo "1711"]
[PlyCount "74"]
[EventDate "2025.01.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 e6 5. Nf3 Be7 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 Nd5 9. Bxe7 Qxe7 10. a4 Nxc3 11. bxc3 b6 12. 0-0 Ba6 13. Bd3 Bxd3 14. Qxd3 Nd7 15. Rfb1 Rfd8 16. Qe2 e5 17. Qa2 c5 18. a5 cxd4 19. cxd4 exd4 20. Nxd4 Qc5 21. Rb5 Qc3 22. Ne2 Qd3 23. Rd5 Qa6 24. axb6 Qxa2 25. Rxa2 Nxb6 26. Rxd8+ Rxd8 27. Nd4 Rd7 28. Rb2 g6 29. Kf1 Rc7 30. Nb5 Rc1+ 31. Ke2 a5 32. Nd4 Nd7 33. Nb3 Rh1 34. Nxa5 Rxh2 35. Kf3 Rh5 36. Nc6 Ne5+ 37. Nxe5 Rxe5 1/2-1/2

[Event "Sao Paulo Hebraica op 34th"]
[Site "Sao Paulo"]
[Date "2025.01.31"]
[Round "2"]
[White "Bacha, Helio Arthur"]
[Black "Bandeira, Rayllei Mendes"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1711"]
[BlackElo "1800"]
[PlyCount "112"]
[EventDate "2025.01.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Bd7 5. Nc3 Nf6 6. Bd3 Nc6 7. Nb3 Be7 8. 0-0 Ne5 9. f4 Nxd3 10. cxd3 Bg4 11. Qc2 0-0 12. f5 c6 13. h3 Bh5 14. g4 Bxg4 15. hxg4 Nxg4 16. Bf4 Qb6+ 17. Kh1 Rfd8 18. Qe2 h5 19. Rf3 Bh4 20. Be3 c5 21. Nd5 Qc6 22. Rh3 Nxe3 23. Rxh4 Nxd5 24. exd5 Qxd5+ 25. Qe4 Qxe4+ 26. dxe4 g6 27. Rg1 Kg7 28. fxg6 fxg6 29. Rxh5 Re8 30. Rh4 b5 31. Rhg4 Rh8+ 32. Kg2 Rae8 33. Kf3 Rh3+ 34. R1g3 Rxg3+ 35. Rxg3 c4 36. Nd2 a5 37. a4 bxa4 38. Nxc4 Rb8 39. Rg2 Rb3+ 40. Kf4 Rd3 41. Rd2 Rxd2 42. Nxd2 Kf6 43. Nc4 Ke6 44. Nxa5 d5 45. Nb7 dxe4 46. Nc5+ Kd5 47. Nxa4 Kc4 48. Nc3 Kb3 49. Nd1 g5+ 50. Kxe4 g4 51. Kf4 g3 52. Kxg3 Kc2 53. Kf2 Kb3 54. Ke3 Kc2 55. Kd4 Kb3 56. Kc5 Ka4 1-0

[Event "Sao Paulo Hebraica op 34th"]
[Site "Sao Paulo"]
[Date "2025.01.31"]
[Round "1"]
[White "Tosato, Edson Eduardo Carne"]
[Black "Bacha, Helio Arthur"]
[Result "1-0"]
[ECO "C44"]
[BlackElo "1711"]
[PlyCount "65"]
[EventDate "2025.01.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 exd4 5. c3 d3 6. Qxd3 d6 7. Bf4 Nf6 8. 0-0 0-0 9. b4 Bb6 10. b5 Na5 11. Nbd2 Nxc4 12. Nxc4 Re8 13. a4 Nxe4 14. Rae1 Nxf2 15. Rxe8+ Qxe8 16. Rxf2 Bxf2+ 17. Kxf2 h6 18. Nh4 g5 19. Qg3 Kh8 20. Be3 Qe4 21. Bd4+ Kh7 22. Nf3 Bg4 23. Ne3 f5 24. Kf1 Re8 25. Qf2 Bh5 26. h3 c5 27. bxc6 bxc6 28. g4 fxg4 29. hxg4 Bxg4 30. Nxg5+ hxg5 31. Qf7+ Kh6 32. Nxg4+ Qxg4 33. Qg7+ 1-0

[Event "Hebraica op 32nd"]
[Site "Hebraica"]
[Date "2024.02.04"]
[Round "5"]
[White "Bacha, Helio Arthur"]
[Black "Santos, Marcos Correia"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1508"]
[BlackElo "1543"]
[PlyCount "111"]
[EventDate "2024.02.02"]
[EventType "swiss"]
[EventRounds "6"]
[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. g3 Bg7 4. Bg2 0-0 5. c4 d6 6. Nc3 c5 7. 0-0 Nc6 8. dxc5 dxc5 9. Qxd8 Rxd8 10. Be3 Nd4 11. Rad1 Be6 12. b3 Ng4 13. Bxd4 cxd4 14. Nb5 Bd7 15. Nfxd4 e5 16. h3 exd4 17. hxg4 Bxg4 18. Rfe1 a6 19. Nc7 Rab8 20. Nd5 b5 21. Ne7+ Kf8 22. Nc6 bxc4 23. Nxd8 Rxd8 24. bxc4 Rc8 25. Bd5 Re8 26. Rd2 Bf5 27. Red1 Rd8 28. e4 Bg4 29. Re1 Re8 30. f3 Bd7 31. Rd3 f5 32. Kf2 Be5 33. f4 Bd6 34. e5 Bc5 35. Rb1 Bc8 36. Kf3 Kg7 37. Rb8 Ba7 38. Rb2 Bc5 39. Rdb3 Kh6 40. Bb7 Bd7 41. Bxa6 Bc6+ 42. Ke2 Be4 43. Bb7 d3+ 44. Kd2 Bd4 45. Rb1 Bf2 46. Bxe4 fxe4 47. Rh1+ Kg7 48. Rb7+ Kg8 49. Rhxh7 e3+ 50. Kxd3 Rd8+ 51. Rhd7 Ra8 52. a4 Kf8 53. a5 Ke8 54. Rh7 Rd8+ 55. Ke4 Rd4+ 56. Kf3 1-0

[Event "Hebraica op 32nd"]
[Site "Hebraica"]
[Date "2024.02.04"]
[Round "6"]
[White "Capelo, Martinho Figueira"]
[Black "Bacha, Helio Arthur"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1759"]
[BlackElo "1508"]
[PlyCount "39"]
[EventDate "2024.02.02"]
[EventType "swiss"]
[EventRounds "6"]
[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. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Nc6 7. 0-0 cxd4 8. Nxd4 Bxb1 9. Rxb1 Nxe5 10. Qa4+ Nd7 11. c4 Bc5 12. cxd5 Bxd4 13. Qxd4 e5 14. Qg4 g6 15. Qb4 b6 16. Bb5 Ne7 17. Bg5 Nxd5 18. Qd6 f6 19. Qxd5 fxg5 20. Bxd7+ 1-0

[Event "Hebraica op 32nd"]
[Site "Hebraica"]
[Date "2024.02.03"]
[Round "4"]
[White "Bacha, Helio Arthur"]
[Black "Rachman, Sergio"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "1508"]
[BlackElo "1787"]
[PlyCount "43"]
[EventDate "2024.02.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 0-0 7. Rc1 b6 8. cxd5 exd5 9. Bd3 c5 10. 0-0 h6 11. Bxf6 Nxf6 12. Re1 Bb7 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Bxe4 16. Rxe4 Qd6 17. dxc5 Qxd1+ 18. Rxd1 Bxc5 19. b4 Bxb4 20. Rxb4 Rfe8 21. Kf1 Re7 22. Rbd4 1-0

[Event "Hebraica op 32nd"]
[Site "Hebraica"]
[Date "2024.02.03"]
[Round "3"]
[White "Jiang, Lucas Zirui"]
[Black "Bacha, Helio Arthur"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1756"]
[BlackElo "1508"]
[PlyCount "115"]
[EventDate "2024.02.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. Bxf6 Bxf6 8. e3 Bg4 9. Be2 Nd7 10. 0-0 0-0 11. Rc1 Re8 12. Na4 Be7 13. Nd2 Bxe2 14. Qxe2 Bd6 15. g3 Nf6 16. Nc5 Bxc5 17. Rxc5 Qd7 18. Rfc1 Re7 19. b4 a6 20. a4 Qg4 21. Qxg4 Nxg4 22. b5 axb5 23. axb5 cxb5 24. Rxd5 h6 25. h3 Nf6 26. Rxb5 Ra2 27. Nc4 Ne4 28. Rb2 Rxb2 29. Nxb2 Nd6 30. Rc5 Ne4 31. Rb5 Rc7 32. Nd3 Nd6 33. Rb1 b5 34. Nc5 Rc8 35. Kg2 Rb8 36. Rb4 Rb6 37. Kf3 f6 38. Ne4 Nc4 39. Nc3 Nd6 40. Ke2 Kf7 41. Kd3 Ke6 42. d5+ Kd7 43. Kd4 Rb7 44. e4 Rb8 45. f4 Rb7 46. g4 g5 47. e5 fxe5+ 48. fxe5 Ne8 49. Rxb5 Rc7 50. Ne4 Rc1 51. e6+ Ke7 52. Rb7+ Kf8 53. Rf7+ Kg8 54. Ke5 Re1 55. Kf5 Rxe4 56. Kxe4 Nd6+ 57. Ke5 Nxf7+ 58. exf7+ 1-0

[Event "Hebraica op 32nd"]
[Site "Hebraica"]
[Date "2024.02.02"]
[Round "2"]
[White "Bacha, Helio Arthur"]
[Black "Correia da Silva, Gabriel Medeiros"]
[Result "1-0"]
[ECO "D65"]
[WhiteElo "1508"]
[BlackElo "1201"]
[PlyCount "79"]
[EventDate "2024.02.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 218 Extra"]
[Source "ChessBase"]
[SourceDate "2024.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 a6 4. cxd5 exd5 5. Nc3 Nf6 6. Bg5 c6 7. Rc1 Nbd7 8. e3 Be7 9. Bd3 0-0 10. 0-0 Re8 11. Qc2 Ne4 12. Bf4 Ndf6 13. Nxe4 dxe4 14. Bxe4 Nxe4 15. Qxe4 Bd6 16. Qd3 Bxf4 17. exf4 Be6 18. Ng5 g6 19. Nxe6 Rxe6 20. Qb3 Rb8 21. Rfd1 Rd6 22. g3 Rxd4 23. Rxd4 Qxd4 24. Rxc6 bxc6 25. Qxb8+ Kg7 26. Qe5+ Qxe5 27. fxe5 Kf8 28. Kg2 Ke7 29. Kf3 Ke6 30. Ke4 c5 31. f4 h6 32. g4 f5+ 33. gxf5+ gxf5+ 34. Ke3 Kd5 35. Kd3 a5 36. b3 h5 37. h4 c4+ 38. bxc4+ Kc5 39. Kc3 a4 40. a3 1-0

[Event "Hebraica op 32nd"]
[Site "Hebraica"]
[Date "2024.02.02"]
[Round "1"]
[White "Haraguchi, Diego Sashaki"]
[Black "Bacha, Helio Arthur"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "1967"]
[BlackElo "1508"]
[PlyCount "43"]
[EventDate "2024.02.02"]
[EventType "swiss"]
[EventRounds "6"]
[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 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Bd6 6. Qc2 Nbd7 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 b5 10. Bd3 h6 11. Rd1 Bb7 12. e4 Bb4 13. Bf4 a6 14. a3 Bxc3 15. Qxc3 Rc8 16. b4 Nb6 17. Bc2 Qe7 18. e5 Nfd5 19. Qd3 f5 20. exf6 Nxf6 21. Ne5 Qe8 22. Bxh6 1-0

[Event "Sao Paulo Hebraica op 31st"]
[Site "Sao Paulo"]
[Date "2023.07.02"]
[Round "6"]
[White "Bacha, Helio Arthur"]
[Black "Da Silva, Gabriel Gomes"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1522"]
[BlackElo "1375"]
[PlyCount "79"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Bg5 Nbd7 5. e3 Be7 6. Nc3 c6 7. Bd3 Qc7 8. cxd5 Nxd5 9. Nxd5 Qa5+ 10. b4 Qxd5 11. Bxe7 Kxe7 12. 0-0 f5 13. Re1 Nf6 14. Qc2 b6 15. Rac1 Bd7 16. Ne5 Rac8 17. Bc4 Qe4 18. f3 Qxc2 19. Rxc2 g5 20. Rec1 Nd5 21. Bxd5 cxd5 22. Rc7 Rxc7 23. Rxc7 Rd8 24. Rxa7 Ke8 25. Rxd7 Rxd7 26. Nxd7 Kxd7 27. a4 Kc6 28. h4 h6 29. Kh2 f4 30. exf4 gxf4 31. Kg1 Kd6 32. Kf2 e5 33. g4 fxg3+ 34. Kxg3 exd4 35. Kf2 h5 36. Ke2 Ke6 37. Kd3 Ke5 38. a5 bxa5 39. bxa5 Kd6 40. Kxd4 1-0

[Event "Sao Paulo Hebraica op 31st"]
[Site "Sao Paulo"]
[Date "2023.07.02"]
[Round "5"]
[White "Kosminsky, Max Berger"]
[Black "Bacha, Helio Arthur"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1204"]
[BlackElo "1522"]
[PlyCount "116"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c4 Bxb1 6. Rxb1 dxc4 7. Bxc4 Nd7 8. Qb3 Nb6 9. Bd3 Ne7 10. Bg5 Qc7 11. 0-0 h6 12. Bd2 Ned5 13. Ba5 Qd7 14. Nd2 Nf4 15. Nf3 Nxd3 16. Qxd3 Be7 17. Rfd1 0-0 18. Qb3 Nd5 19. Nd2 b6 20. Bc3 Rfc8 21. Ne4 f5 22. exf6 Nxf6 23. Nxf6+ Bxf6 24. Rd3 c5 25. Re3 cxd4 26. Rxe6 Kh8 27. Rd1 Re8 28. Rxe8+ Rxe8 29. Bd2 Qe6 30. Qxe6 Rxe6 31. g3 Rc6 32. Rc1 Rc5 33. b4 Rxc1+ 34. Bxc1 b5 35. Kf1 Kg8 36. Ke2 Kf7 37. Kd3 Ke6 38. Ke4 Kd6 39. Bb2 d3 40. Bc1 Bc3 41. Kxd3 Bxb4 42. Be3 Kd5 43. Bxa7 Bd6 44. Bd4 g6 45. f4 h5 46. h3 h4 47. Bf2 hxg3 48. Bxg3 g5 49. Ke3 gxf4+ 50. Bxf4 Bc5+ 51. Kf3 Kc4 52. Be5 Kb4 53. h4 Ka3 54. h5 Bf8 55. Kf4 Kxa2 56. Kf5 b4 57. Kf6 b3 58. Kf7 Bh6 1/2-1/2

[Event "Sao Paulo Hebraica op 31st"]
[Site "Sao Paulo"]
[Date "2023.07.01"]
[Round "4"]
[White "Bacha, Helio Arthur"]
[Black "De Souza, Ricardo Alves"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1522"]
[BlackElo "1301"]
[PlyCount "98"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. dxc5 e6 4. c3 Bxc5 5. g3 Nf6 6. Bg2 0-0 7. 0-0 Nbd7 8. Nbd2 a6 9. b3 b5 10. Bb2 Bb7 11. Qc2 Rc8 12. Rac1 Qe7 13. e3 Rc7 14. Rfd1 Rfc8 15. Qd3 Bd6 16. Nd4 Nc5 17. Qe2 Nfe4 18. f3 Nf6 19. Nf1 Ncd7 20. Rc2 g6 21. Rcd2 e5 22. Nc2 Bc5 23. Kh1 e4 24. f4 Qf8 25. c4 bxc4 26. bxc4 dxc4 27. Bh3 c3 28. Bxc3 Be7 29. Bxf6 Nxf6 30. Bxc8 Qxc8 31. Nd4 Qh3 32. Qg2 Qh5 33. Qe2 Qh3 34. Qg2 Qh5 35. Kg1 Bb4 36. Re2 Bd5 37. Rb1 a5 38. Rc2 Rb7 39. a3 Bxa3 40. Rxb7 Bxb7 41. Qe2 Qh3 42. Nc6 Bxc6 43. Rxc6 Ng4 44. Rc8+ Kg7 45. Qc2 Bb4 46. Qb2+ Kh6 47. Rg8 f6 48. Qd4 Nxh2 49. Nxh2 Qxg3+ 1/2-1/2

[Event "Sao Paulo Hebraica op 31st"]
[Site "Sao Paulo"]
[Date "2023.07.01"]
[Round "3"]
[White "Harati, Walid Zayan"]
[Black "Bacha, Helio Arthur"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1522"]
[PlyCount "94"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Bd6 5. Bg3 Ne4 6. Nbd2 Nxg3 7. hxg3 h6 8. Ne5 Nd7 9. Ndf3 c6 10. Nxd7 Bxd7 11. c3 Qc7 12. Ne5 Bxe5 13. dxe5 Qxe5 14. f4 Qxe3+ 15. Qe2 Qxg3+ 16. Qf2 Qxf2+ 17. Kxf2 c5 18. g3 Bc6 19. Bg2 d4 20. cxd4 Bxg2 21. Kxg2 cxd4 22. Rhd1 0-0-0 23. Rac1+ Kb8 24. Rc4 Rd5 25. Rdxd4 Rhd8 26. Rxd5 Rxd5 27. Kf3 f5 28. Ke3 g5 29. Rd4 Rxd4 30. Kxd4 Kc7 31. Ke5 Kd7 32. Kf6 gxf4 33. gxf4 Kd6 34. Kg6 Kd5 35. Kxh6 Ke4 36. Kg5 Kf3 37. b4 b5 38. Kf6 Kxf4 39. Kxe6 Ke4 40. Kd6 f4 41. Kc5 f3 42. Kxb5 f2 43. Ka6 f1Q+ 44. Kxa7 Qb5 45. a3 Kd5 46. Ka8 Kc6 47. a4 Qb7# 0-1

[Event "Sao Paulo Hebraica op 30th"]
[Site "Sao Paulo"]
[Date "2023.02.12"]
[Round "7"]
[White "Bacha, Helio Arthur"]
[Black "Suzuki, Ernesto Koh"]
[Result "1/2-1/2"]
[ECO "E67"]
[WhiteElo "1789"]
[BlackElo "1592"]
[PlyCount "68"]
[EventDate "2023.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. c4 d6 6. Nc3 Nbd7 7. 0-0 e5 8. Qc2 exd4 9. Nxd4 Ne5 10. Ne4 Nxe4 11. Bxe4 c6 12. Rd1 Bh3 13. Bg2 Bxg2 14. Kxg2 Re8 15. Bf4 Qe7 16. Nf3 Rad8 17. Nxe5 dxe5 18. Be3 c5 19. Rxd8 Rxd8 20. Rd1 b6 21. Rxd8+ Qxd8 22. f3 f5 23. Qd2 Qxd2 24. Bxd2 Kf7 25. Bc3 Bf6 26. e4 Ke6 27. h3 Bg5 28. Kf2 h5 29. Ke2 Bh6 30. Bd2 Bxd2 31. Kxd2 Kd6 32. Kd3 Ke6 33. Ke3 Kf6 34. h4 Ke6 1/2-1/2

[Event "Sao Paulo Hebraica op 30th"]
[Site "Sao Paulo"]
[Date "2023.02.12"]
[Round "6"]
[White "Usui, Gabriella Yumi"]
[Black "Bacha, Helio Arthur"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "1480"]
[BlackElo "1789"]
[PlyCount "42"]
[EventDate "2023.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 g6 5. Bg2 Bg7 6. 0-0 dxc4 7. Ne5 0-0 8. Nxc4 Be6 9. b3 Bd5 10. Bb2 Bxg2 11. Kxg2 Nbd7 12. Nc3 Nb6 13. e4 Qc7 14. Qc2 Rfd8 15. Rfd1 e6 16. a4 Nxc4 17. bxc4 h5 18. e5 Ng4 19. h3 Nh6 20. f4 Nf5 21. Ne4 Ne3+ 0-1

[Event "Sao Paulo Hebraica op 30th"]
[Site "Sao Paulo"]
[Date "2023.02.11"]
[Round "4"]
[White "Bacha, Helio Arthur"]
[Black "Caribe Santos, Luiz Carlos"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1789"]
[BlackElo "1450"]
[PlyCount "70"]
[EventDate "2023.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. cxd5 exd5 7. Nf3 c6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 0-0 11. 0-0 Nd7 12. Rfc1 Be7 13. a3 a5 14. Na4 h6 15. Nc5 Nxc5 16. dxc5 Bf6 17. Nd4 g6 18. b4 Bxd4 19. Qxd4 axb4 20. axb4 Qd7 21. Rxa8 Rxa8 22. Ra1 Qd8 23. Qb2 Qb8 24. Ra3 Rxa3 25. Qxa3 b5 26. Qa6 Qe8 27. Qa1 Qe6 28. Qd4 f6 29. h3 Qe5 30. Qg4 Qe8 31. Qf4 Kg7 32. g4 Qe5 33. Qd4 g5 34. Kg2 Kf7 35. Qd3 Qe4+ 1/2-1/2

[Event "Sao Paulo Hebraica op 30th"]
[Site "Sao Paulo"]
[Date "2023.02.11"]
[Round "5"]
[White "Bacha, Helio Arthur"]
[Black "Tobal, Vitor Jose Evangeli"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1789"]
[BlackElo "1425"]
[PlyCount "119"]
[EventDate "2023.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. Nf3 Be7 5. 0-0 0-0 6. Be3 b6 7. c4 Bb7 8. Ne5 Nbd7 9. Nc3 c5 10. Qb3 dxc4 11. Nxc4 Bxg2 12. Kxg2 Nd5 13. Nxd5 exd5 14. Ne5 Nxe5 15. dxe5 Qd7 16. Rfd1 Rfd8 17. h4 Qf5 18. Bf4 Bxh4 19. Qd3 Qxd3 20. Rxd3 Be7 21. Rad1 d4 22. g4 Rd5 23. b3 Rad8 24. e3 g5 25. Bg3 Kg7 26. Kf3 Kg6 27. Ke4 a6 28. exd4 cxd4 29. Rxd4 Rxd4+ 30. Rxd4 Rxd4+ 31. Kxd4 h5 32. gxh5+ Kxh5 33. Kd5 Kg4 34. Kc6 Bc5 35. Kd7 Kf5 36. Kc6 Bd4 37. Kd5 Bc5 38. a4 a5 39. Kc6 Ke6 40. Kc7 Kd5 41. Kd7 Bd4 42. Kc7 g4 43. Kd7 Bxe5 44. Bxe5 Kxe5 45. Kc6 Kf4 46. Kxb6 Kf3 47. Kxa5 Kxf2 48. b4 g3 49. b5 g2 50. b6 g1Q 51. b7 Qg8 52. Kb6 Ke3 53. a5 Kd4 54. Ka7 Kc5 55. b8Q Qxb8+ 56. Kxb8 Kb5 57. Kb7 Kxa5 58. Kc6 Kb4 59. Kd5 Kc3 60. Ke5 1/2-1/2

[Event "Sao Paulo Hebraica op 30th"]
[Site "Sao Paulo"]
[Date "2023.02.11"]
[Round "3"]
[White "Mangini, Bruno Fernandes"]
[Black "Bacha, Helio Arthur"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1735"]
[BlackElo "1789"]
[PlyCount "91"]
[EventDate "2023.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Be7 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Be2 0-0 10. 0-0 b6 11. Rc1 Bb7 12. Nxd5 exd5 13. Bd3 Rac8 14. Bf5 Rc7 15. Qc2 Nf6 16. Ne5 c5 17. Rfe1 Bc8 18. Bd3 c4 19. g3 Be6 20. Bf1 Ng4 21. Nxg4 Bxg4 22. Bg2 Qd7 23. Qc3 b5 24. Qa5 Be6 25. Rc3 Rfc8 26. Rec1 Qd6 27. Qxb5 Qb6 28. Qxb6 axb6 29. a4 f5 30. f4 b5 31. axb5 Rb7 32. b3 Rxb5 33. bxc4 Rxc4 34. Bf1 Rxc3 35. Rxc3 Rb1 36. Rc7 h6 37. Kg2 g5 38. fxg5 hxg5 39. Re7 Bf7 40. Bd3 Rb2+ 41. Kf3 g4+ 42. Kf4 Kf8 43. Re5 Rf2+ 44. Kg5 Rxh2 45. Bxf5 Rh8 46. Kxg4 1-0

[Event "Sao Paulo Hebraica op 30th"]
[Site "Sao Paulo"]
[Date "2023.02.10"]
[Round "1"]
[White "Casante, Tatiana de Mendonca"]
[Black "Bacha, Helio Arthur"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1563"]
[BlackElo "1789"]
[PlyCount "109"]
[EventDate "2023.02.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. c3 e6 7. Bf4 Bd6 8. Bxd6 Qxd6 9. Nf3 0-0 10. 0-0 Bd7 11. Nbd2 Rac8 12. Re1 a6 13. Nb3 b5 14. Nc5 Na5 15. Qe2 Rc7 16. Rac1 Nb7 17. Nxb7 Rxb7 18. Nd2 Bc6 19. Nb3 Rc7 20. Rc2 Nd7 21. Qe3 Bb7 22. Rec1 Re8 23. Qd2 e5 24. dxe5 Nxe5 25. Nd4 Nxd3 26. Qxd3 Bc8 27. Re2 Rxe2 28. Nxe2 Be6 29. Nd4 b4 30. Qd2 bxc3 31. Rxc3 h6 32. Rxc7 Qxc7 33. Qc3 Qxc3 34. bxc3 Bd7 35. Kf1 Kf8 36. Ke2 Ke7 37. Kd3 g6 38. h4 Kd6 39. g3 Bb5+ 40. Nxb5+ axb5 41. Kd4 f6 42. f3 g5 43. h5 Kc6 44. f4 g4 45. a3 Kd6 46. Ke3 Kc5 47. Kd3 f5 48. Kc2 Kc4 49. Kb2 d4 50. cxd4 Kxd4 51. Kb3 Ke3 52. Kb4 Kf3 53. Kxb5 Kxg3 54. a4 Kxf4 55. a5 0-1

[Event "Sao Paulo Hebraica op 29th"]
[Site "Sao Paulo"]
[Date "2022.11.20"]
[Round "5"]
[White "Bacha, Helio Arthur"]
[Black "Sulz, Isaque Sathler"]
[Result "1/2-1/2"]
[ECO "D38"]
[BlackElo "1477"]
[PlyCount "92"]
[EventDate "2022.11.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Bb4+ 5. Nc3 h6 6. Bxf6 Qxf6 7. e3 0-0 8. cxd5 exd5 9. Qc2 Bf5 10. Bd3 Bxd3 11. Qxd3 Nd7 12. 0-0 c6 13. a3 Bd6 14. b4 Rae8 15. Ne2 Re4 16. Ng3 Rg4 17. Qf5 Qe6 18. Qxe6 fxe6 19. Kh1 Rg6 20. Rae1 e5 21. dxe5 Nxe5 22. Nxe5 Bxe5 23. Rd1 Rgf6 24. Kg1 g6 25. Ne2 g5 26. Nd4 g4 27. g3 h5 28. Kg2 h4 29. gxh4 Rh6 30. f4 gxf3+ 31. Rxf3 Rxh4 32. Rxf8+ Kxf8 33. h3 Ke8 34. Nf3 Re4 35. Nxe5 Rxe5 36. Kf3 a5 37. Rd4 axb4 38. axb4 Ke7 39. e4 dxe4+ 40. Rxe4 Kd6 41. Rxe5 Kxe5 42. Ke3 b6 43. Kd3 Kf4 44. Kd4 Kg3 45. Ke5 Kxh3 46. Kd6 c5 1/2-1/2

[Event "Sao Paulo Hebraica op 29th"]
[Site "Sao Paulo"]
[Date "2022.11.19"]
[Round "3"]
[White "Bacha, Helio Arthur"]
[Black "Davidovici, Ariel Roizenblatt"]
[Result "1/2-1/2"]
[ECO "D35"]
[BlackElo "1358"]
[PlyCount "156"]
[EventDate "2022.11.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Bg5 Be7 5. Bxf6 Bxf6 6. cxd5 exd5 7. Nc3 0-0 8. e3 Bf5 9. Qb3 Be6 10. Qxb7 Nd7 11. Qb3 Nb6 12. Bd3 Rb8 13. Qc2 h6 14. 0-0 Nc8 15. Nb5 Rxb5 16. Bxb5 Nd6 17. Bd3 Qd7 18. Rac1 Rc8 19. Ba6 Rb8 20. b3 Ne8 21. a4 Bd8 22. Ne5 Qd6 23. Nc6 Rb6 24. Bb5 a6 25. Nxd8 axb5 26. Nxe6 Qxe6 27. a5 Ra6 28. b4 c6 29. Rfe1 Nd6 30. h3 f5 31. Qe2 Ne4 32. Rc2 Qe7 33. Rb1 Nd6 34. g4 Nc4 35. Rb3 Qe4 36. f3 Qe6 37. Qd3 fxg4 38. hxg4 Ra8 39. Qf5 Qe7 40. Qd3 Qe6 41. e4 Re8 42. e5 Rf8 43. Kg2 Qd7 44. Qg6 Re8 45. Qf5 Qe7 46. Kg3 Rf8 47. Qd3 Qg5 48. Rbc3 Qf4+ 49. Kg2 Qg5 50. Rxc4 dxc4 51. Qd2 Qg6 52. Rc3 Rd8 53. Re3 Qe6 54. Kg3 Qg6 55. Re4 Qe6 56. Rf4 Qxe5 57. dxe5 Rxd2 58. Re4 c3 59. Re1 c2 60. Rc1 Kf7 61. Kf4 Ke6 62. Ke3 Rd1 63. Rxc2 Kxe5 64. Rxc6 Rd5 65. Rc5 Rxc5 66. bxc5 Kd5 67. a6 Kc6 68. Kd4 Kc7 69. Kc3 g6 70. Kb4 h5 71. gxh5 gxh5 72. f4 h4 73. f5 h3 74. f6 h2 75. f7 h1Q 76. f8Q Qb1+ 77. Ka5 Qa2+ 78. Kxb5 Qb3+ 1/2-1/2

[Event "Sao Paulo Hebraica op 29th"]
[Site "Sao Paulo"]
[Date "2022.11.19"]
[Round "2"]
[White "Jiang, Lucas Zirui"]
[Black "Bacha, Helio Arthur"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1620"]
[PlyCount "81"]
[EventDate "2022.11.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 e6 6. Bg5 Be7 7. e3 0-0 8. Rc1 Bd7 9. Be2 Nc6 10. 0-0 a6 11. Na4 Na5 12. Bxf6 Bxf6 13. b4 Bxa4 14. Qxa4 Nc6 15. a3 b5 16. Qb3 Rc8 17. Rc5 Be7 18. Rc3 Qd7 19. Rfc1 Na7 20. Ne5 Qb7 21. Nd3 Rxc3 22. Rxc3 Rc8 23. Nc5 Bxc5 24. dxc5 Nc6 25. Bf3 Ne5 26. Rc1 Nxf3+ 27. gxf3 Rc6 28. Rd1 Qc7 29. Rd4 a5 30. Qd3 axb4 31. axb4 Qb7 32. e4 Rc8 33. exd5 exd5 34. Rxd5 g6 35. Qe4 Qa8 36. Rd7 Qa1+ 37. Kg2 Qf6 38. Rd6 Qg5+ 39. Qg4 Qxg4+ 40. fxg4 Rb8 41. Rb6 1-0

