[Event "BRA-ch Amateurs U2000"]
[Site "Sao Paulo"]
[Date "2024.06.01"]
[Round "6"]
[White "Deretti, Lucas Jurk"]
[Black "Leao, Flavio Sanchez"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "1784"]
[BlackElo "1869"]
[PlyCount "101"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nf6 6. Be3 Ng4 7. Bc1 g6 8. f3 Nf6 9. Be3 Bg7 10. Bc4 0-0 11. Qd2 b5 12. Bb3 Bb7 13. a3 Nc6 14. Nxc6 Bxc6 15. 0-0 Qc7 16. Rfd1 Bb7 17. Qf2 Rac8 18. Ne2 Nd7 19. c3 Ne5 20. Bd4 Nc4 21. Bxg7 Kxg7 22. Nf4 Qc5 23. Bxc4 Qxf2+ 24. Kxf2 Rxc4 25. Nd5 Bxd5 26. Rxd5 Rfc8 27. Rad1 R8c5 28. Ke3 Kf6 29. g3 Rxd5 30. Rxd5 Ke6 31. Rd4 Rc5 32. Rd2 d5 33. f4 dxe4 34. Kxe4 Rc4+ 35. Kd3 Rc6 36. Re2+ Kd7 37. Re4 Rd6+ 38. Rd4 Rxd4+ 39. Kxd4 Kd6 40. c4 bxc4 41. Kxc4 Kc6 42. b4 f6 43. a4 e5 44. fxe5 fxe5 45. b5+ axb5+ 46. axb5+ Kd6 47. b6 e4 48. Kd4 e3 49. Kxe3 Kc6 50. Kf4 h6 51. Ke5 1-0

[Event "BRA-ch Amateurs U2000"]
[Site "Sao Paulo"]
[Date "2024.06.01"]
[Round "5"]
[White "Jorge, Denrick Cabral Jose"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "1908"]
[BlackElo "1784"]
[PlyCount "67"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Bxg5+ 14. Kb1 Nc5 15. Qh5 Bf6 16. fxe6 Nxe6 17. Nd5 Qd8 18. Nc6 Qd7 19. Nxf6+ gxf6 20. Nb4 Nc7 21. Nd5 Nxd5 22. exd5 Qf5 23. Re1+ Kd8 24. Qxf7 Bd7 25. Bd3 Qg5 26. Reg1 Qe5 27. Re1 Qg5 28. Rhg1 Qh4 29. Re4 Qxh2 30. Qxf6+ Kc7 31. Qc3+ Kb7 32. Rg7 Rad8 33. a3 Kb8 34. Rxd7 1-0

[Event "BRA-ch Amateurs U2000"]
[Site "Sao Paulo"]
[Date "2024.05.31"]
[Round "4"]
[White "Deretti, Lucas Jurk"]
[Black "Da Silva, Rodrigo Ferreira"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "1784"]
[BlackElo "1873"]
[PlyCount "140"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. f3 Nc6 8. Bc4 Nxd4 9. Bxd4 Bg7 10. Qd2 Qc7 11. Bb3 Be6 12. 0-0-0 Bxb3 13. cxb3 0-0 14. Kb1 h6 15. Bxf6 Bxf6 16. Nd5 Qc6 17. Nxf6+ exf6 18. Qxd6 Rac8 19. Qxc6 Rxc6 20. Rd2 Rfc8 21. Rhd1 Kf8 22. Rd8+ Rxd8 23. Rxd8+ Ke7 24. Rd2 Ke6 25. a3 Rc7 26. b4 Ke5 27. Rd5+ Kf4 28. b5 axb5 29. Rxb5 Ke3 30. Rd5 h5 31. b4 g5 32. h4 gxh4 33. Rxh5 Kd3 34. Rxh4 Kc3 35. Rh3 Rd7 36. f4+ Kd4 37. e5 fxe5 38. fxe5 Kxe5 39. Rf3 f5 40. Kc2 Ke4 41. a4 Rg7 42. Rf2 f4 43. Rd2 Rc7+ 44. Kd1 Rc4 45. Rb2 Ke3 46. a5 Rd4+ 47. Ke1 Rc4 48. Rb3+ Ke4 49. Kd2 Rc7 50. Rb2 Rg7 51. Kc3 Rc7+ 52. Kb3 Kd4 53. b5 Rc3+ 54. Ka4 Kc5 55. a6 Rc4+ 56. Ka3 Kb6 57. axb7 Kxb7 58. Rb4 Rc2 59. Rb2 Rc4 60. Rb4 Rc3+ 61. Ka4 f3 62. gxf3 Rxf3 63. Rh4 Rf7 64. Ka5 Rg7 65. Rh5 Rf7 66. b6 Rg7 67. Kb5 Rf7 68. Rc5 Rg7 69. Rc2 Rg5+ 70. Rc5 Rg7 1/2-1/2

[Event "BRA-ch Amateurs U2000"]
[Site "Sao Paulo"]
[Date "2024.05.31"]
[Round "3"]
[White "Jurado, Laura Alves"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1676"]
[BlackElo "1784"]
[PlyCount "116"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Nc3 d6 5. Nf3 g6 6. Bd3 Bg7 7. dxc5 Qxc5 8. 0-0 0-0 9. e4 Nc6 10. Nd2 Be6 11. h3 a6 12. Qe2 Qb6 13. Be3 Qc7 14. Nc4 b5 15. Nb6 Rab8 16. Nbd5 Bxd5 17. Nxd5 Nxd5 18. exd5 Ne5 19. c3 Nxd3 20. Qxd3 Qc4 21. Qd1 Bf6 22. Qb3 Rfc8 23. Rfc1 a5 24. Qa3 Ra8 25. Qb3 Rcb8 26. Bd2 a4 27. Qc2 Qxd5 28. b3 axb3 29. axb3 Rc8 30. Rxa8 Rxa8 31. c4 bxc4 32. bxc4 Qe5 33. c5 dxc5 34. Qxc5 Ra1 35. Qxe5 Bxe5 36. Rxa1 Bxa1 37. Bh6 Bg7 38. Bxg7 Kxg7 39. Kf1 f5 40. Ke2 e5 41. Ke3 Kf6 42. h4 h6 43. f3 f4+ 44. Kd3 Kf5 45. Kd2 e4 46. fxe4+ Kxe4 47. Ke2 g5 48. hxg5 hxg5 49. Kf2 g4 50. g3 f3 51. Kf1 f2 52. Kxf2 Kd3 53. Kf1 Ke3 54. Kg2 Ke2 55. Kg1 Kf3 56. Kh2 Kf2 57. Kh1 Kxg3 58. Kg1 Kf3 0-1

[Event "BRA-ch Amateurs U2000"]
[Site "Sao Paulo"]
[Date "2024.05.30"]
[Round "1"]
[White "Bail, Ellen Larissa"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1936"]
[BlackElo "1784"]
[PlyCount "77"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. Bg5 d6 6. e3 Nbd7 7. Be2 c6 8. 0-0 h6 9. Bh4 g5 10. Bg3 Nh5 11. Qc2 Nxg3 12. hxg3 e6 13. Bd3 Qe7 14. Rac1 f5 15. d5 Nc5 16. dxc6 bxc6 17. Be2 a5 18. Nd4 Bd7 19. Bf3 Ra6 20. Nb3 g4 21. Nxc5 dxc5 22. Be2 e5 23. Rfd1 Rd8 24. Qd3 Bf8 25. e4 f4 26. gxf4 exf4 27. Bxg4 Bxg4 28. Qxd8 Bxd1 29. Rxd1 Ra7 30. Qc8 Qc7 31. Qe6+ Qf7 32. Qxc6 Qxc4 33. Nd5 Rg7 34. Qe6+ Kh8 35. Qxh6+ Kg8 36. Nf6+ Kf7 37. Rd7+ Ke6 38. Qh3+ Kxf6 39. Qf5# 1-0

[Event "BRA-ch Amateurs U2000"]
[Site "Sao Paulo"]
[Date "2024.05.30"]
[Round "2"]
[White "Deretti, Lucas Jurk"]
[Black "Silveiro, Miguel Hedler"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1784"]
[BlackElo "1707"]
[PlyCount "105"]
[EventDate "2024.05.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CB23_2024"]
[SourceDate "2024.06.05"]
[SourceVersion "1"]
[SourceVersionDate "2024.06.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 e6 6. a3 Bxc5 7. b4 Bb6 8. Bb2 Nh6 9. Bd3 0-0 10. 0-0 Bd7 11. Nbd2 a5 12. b5 Ne7 13. a4 Rc8 14. h3 Nhf5 15. Re1 Qc7 16. Nb3 Qb8 17. Qd2 Qa7 18. Rad1 Rc7 19. Nfd4 Nxd4 20. Nxd4 Rfc8 21. Re2 Ng6 22. Nf3 Bc5 23. Qg5 Be7 24. Qg3 Qc5 25. Bd4 Qb4 26. Ra1 Nh4 27. c3 Nxf3+ 28. Qxf3 Qb3 29. Ree1 Qb2 30. Qd1 Rxc3 31. Bxc3 Rxc3 32. Rc1 Bc5 33. Rc2 Rxc2 34. Qxc2 Qxc2 35. Bxc2 b6 36. Kf1 g6 37. Ke2 Kg7 38. Bd3 Bc8 39. f4 Bd7 40. g4 Bc8 41. Rf1 Bd4 42. Kf3 Bd7 43. Kg3 Bc8 44. h4 Bd7 45. Rc1 Bc5 46. f5 exf5 47. gxf5 gxf5 48. Kf4 Kg6 49. h5+ Kh6 50. Bxf5 Be6 51. Bxe6 fxe6 52. Rxc5 bxc5 53. b6 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.25"]
[Round "7"]
[White "Deretti, Lucas Jurk"]
[Black "Paz, Martin"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "1548"]
[BlackElo "1880"]
[PlyCount "147"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 g6 8. Nc3 Bg7 9. Be2 0-0 10. Nf3 Bg4 11. 0-0 Qd7 12. Qd2 Rad8 13. Rad1 a5 14. b3 a4 15. h3 Bxf3 16. Bxf3 Qc8 17. Bxc6 bxc6 18. c5 Nd7 19. Qc2 axb3 20. axb3 Nb8 21. b4 Qe6 22. Na2 Na6 23. Bf2 Rb8 24. Rb1 Rb5 25. Rb2 Rfb8 26. Rfb1 Bh6 27. Qa4 Ra8 28. Nc3 Rbb8 29. Qc2 Qc4 30. b5 cxb5 31. Nxb5 Qxc2 32. Rxc2 c6 33. Nc3 Rxb1+ 34. Nxb1 Nb4 35. Rb2 Nd5 36. Nd2 Ra1+ 37. Rb1 Ra4 38. Nf3 Ne3 39. Re1 Nc2 40. Rd1 Kf8 41. Rb1 Rb4 42. Rxb4 Nxb4 43. Kf1 f5 44. Ke2 e6 45. Ne1 Kf7 46. Nd3 Nd5 47. Nb2 Bc1 48. Nc4 g5 49. g3 h5 50. Nd6+ Kg6 51. Nb7 g4 52. hxg4 hxg4 53. Nd8 f4 54. gxf4 Nxf4+ 55. Kf1 Kf5 56. Nxc6 Ke4 57. Ne7 Nd5 58. Nxd5 Kxd5 59. Kg2 Bf4 60. Bg1 Kc6 61. Kf1 Kd5 62. Ke2 Bg5 63. Bf2 Bf4 64. Be3 Bg3 65. Kf1 Bh4 66. Kg2 Ke4 67. Bf2 Bd8 68. Kg3 Kf5 69. c6 Ke4 70. Kxg4 Kd5 71. Bh4 Bb6 72. Kg5 Kxc6 73. Kg6 Kd5 74. Bf6 1/2-1/2

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.24"]
[Round "6"]
[White "Trombini, Fabio"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1822"]
[BlackElo "1548"]
[PlyCount "134"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 d5 5. cxd5 Nxd5 6. a3 Bd6 7. d3 0-0 8. Nd2 Qe7 9. Ngf3 f5 10. Nc4 b5 11. Nxd6 cxd6 12. h4 Bd7 13. g3 Rae8 14. Bg2 Nf6 15. 0-0 f4 16. exf4 exf4 17. Re1 Qf7 18. Qc2 Rc8 19. Ng5 Qg6 20. Ne4 Nxe4 21. Bxe4 Qg4 22. Qd2 fxg3 23. fxg3 Qxg3+ 24. Qg2 Qxg2+ 25. Kxg2 Rf4 26. Bd5+ Kh8 27. Re4 Rxe4 28. Bxe4 Ne5 29. Rf1 g6 30. Bd4 Bc6 31. Rf6 Bxe4+ 32. dxe4 Kg8 33. Rxd6 Nc6 34. Bf6 Kf7 35. e5 Rc7 36. b4 h6 37. Rd5 Rb7 38. Rd6 Ne7 39. Kf3 Nf5 40. Rd5 Ke6 41. Rc5 Kd7 42. Kf4 Ne7 43. Kg4 Ke6 44. Bxe7 Kxe7 45. h5 gxh5+ 46. Kxh5 Rb6 47. Rc8 Ke6 48. Rc5 Kf5 49. Rc7 a6 50. Re7 Re6 51. Rf7+ Kxe5 52. Rf1 Kd4 53. Rf3 Kc4 54. Rg3 Rd6 55. Rg4+ Rd4 56. Rg3 Rd3 57. Rg4+ Kb3 58. Rg6 Kxa3 59. Rxa6+ Kxb4 60. Kxh6 Kb3 61. Kg5 b4 62. Kf4 Kb2 63. Ke4 Rd8 64. Rc6 b3 65. Ke3 Kb1 66. Rh6 b2 67. Rh1+ Ka2 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.23"]
[Round "5"]
[White "Deretti, Lucas Jurk"]
[Black "Pessoa, Marcio de Souza"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1548"]
[BlackElo "1846"]
[PlyCount "110"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. b4 Nd7 6. Nf3 Ne7 7. Bb2 b6 8. cxb6 Qxb6 9. a3 Nf5 10. Bd3 g6 11. Nbd2 Ba6 12. Nb3 Bg7 13. 0-0 0-0 14. Bxa6 Qxa6 15. Qd3 Qb7 16. c4 dxc4 17. Qxc4 Nb6 18. Qb5 a6 19. Qe2 Na4 20. Rac1 Nxb2 21. Qxb2 a5 22. Nc5 Qb5 23. Ne4 axb4 24. axb4 Rfb8 25. Rc5 Qxb4 26. Qxb4 Rxb4 27. Nf6+ Bxf6 28. exf6 Nd6 29. Rfc1 Rbb8 30. Rc7 Rc8 31. Rxc8+ Rxc8 32. Rxc8+ Nxc8 33. g4 Nd6 34. g5 Ne4 35. h4 h6 36. Kf1 hxg5 37. hxg5 Kf8 38. Ke2 Nc3+ 39. Kd3 Nd1 40. Ke2 Nc3+ 41. Kd3 Nd5 42. Ne5 Nf4+ 43. Ke4 Nh3 44. f4 Nf2+ 45. Kd4 Nh3 46. Nd3 Ke8 47. Ke3 Kd7 48. Kf3 e5 49. Nxe5+ Ke6 50. Nc6 Nxg5+ 51. fxg5 Kf5 52. Ne7+ Kxg5 53. Ng8 Kf5 54. Kg3 Kg5 55. Kf3 Kf5 1/2-1/2

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.22"]
[Round "4"]
[White "Deretti, Lucas Jurk"]
[Black "Leite, Lucas Bueno De Oliv"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1548"]
[BlackElo "1227"]
[PlyCount "69"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. Qe2+ Be7 8. 0-0 0-0 9. Re1 Bd6 10. h3 Bf5 11. d3 Nd7 12. Be3 Re8 13. Qd2 Qc7 14. Nd4 Bg6 15. f4 Rxe3 16. Qxe3 Bxf4 17. Qf3 Be5 18. Nf5 Qb6+ 19. Kh1 Kf8 20. Rab1 Bxb2 21. Ne7 Ne5 22. Nxg6+ hxg6 23. Rxe5 Qd4 24. Re4 Qc3 25. d4 Qxc2 26. Qd3 Qf2 27. Re2 Qf4 28. Rexb2 Rd8 29. Rxb7 Rxd4 30. Rxf7+ Ke8 31. Rb8+ Qxb8 32. Qxd4 Qb1+ 33. Qg1 Qc2 34. Qe1+ Kd8 35. Qe7+ 1-0

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.21"]
[Round "2"]
[White "Cunha, Paola de Oliveira"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1151"]
[BlackElo "1548"]
[PlyCount "76"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 0-0 5. Be2 d6 6. h3 Nbd7 7. 0-0 b6 8. c4 Bb7 9. Nc3 Ne4 10. Qc2 f5 11. d5 e5 12. dxe6 Ndc5 13. Nd4 Re8 14. Nxe4 Bxe4 15. Qd2 Nxe6 16. Bf3 Nxf4 17. exf4 Qf6 18. Bxe4 Rxe4 19. Nf3 Rae8 20. Ng5 R4e7 21. Rfe1 h6 22. Rxe7 Qxe7 23. Qd5+ Kh8 24. Nf3 Bxb2 25. Rb1 Bg7 26. Re1 Qd7 27. Re3 a5 28. Qb5 Re7 29. Qxd7 Rxd7 30. Re8+ Kh7 31. g4 Rf7 32. Nh4 fxg4 33. hxg4 Rxf4 34. f3 Bf6 35. Rf8 Kg7 36. Ng2 Bd4+ 37. Kh2 Rxf8 38. f4 Re8 0-1

[Event "Florianopolis op 10th"]
[Site "Florianopolis"]
[Date "2024.01.20"]
[Round "1"]
[White "Deretti, Lucas Jurk"]
[Black "Marra, Eduardo da Costa"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1548"]
[BlackElo "2189"]
[PlyCount "56"]
[EventDate "2024.01.20"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Bf4 0-0 8. Bd6 Qb6 9. Bxc5 Qxc5 10. Qd6 Qb6 11. Qd2 d5 12. exd5 exd5 13. 0-0-0 Be6 14. f3 Rac8 15. Kb1 a6 16. Na4 Qd8 17. Nd4 Qd6 18. g4 Rfe8 19. h4 Bxg4 20. fxg4 Ne4 21. Qh2 Qb4 22. Nb3 Qxa4 23. Rxd5 Nf6 24. Rc5 Nb4 25. Rxc8 Qxa2+ 26. Kc1 Rxc8 27. Nd4 Qa1+ 28. Kd2 Qxb2 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.26"]
[Round "5"]
[White "Cezar, Ricardo de Almeida"]
[Black "Deretti, Lucas Jurk"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "1832"]
[BlackElo "1550"]
[PlyCount "74"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. Be3 Qe7 9. Qc2 c6 10. Rfe1 h6 11. h3 Nh5 12. Qd2 Kh7 13. Rad1 Nhf6 14. dxe5 dxe5 15. Qd6 Qxd6 16. Rxd6 Re8 17. Rdd1 Bf8 18. Nd2 Bc5 19. Nf1 Bxe3 20. Nxe3 Nc5 21. f3 Ne6 22. Nc2 Nf4 23. c5 Be6 24. Ne3 Nxe2+ 25. Rxe2 Nd7 26. b4 a5 27. b5 Nxc5 28. bxc6 bxc6 29. Rd6 Rac8 30. Ng4 Bxg4 31. hxg4 Red8 32. Red2 Nb7 33. Rd7 Kg7 34. Na4 Kf6 35. Nb6 Rb8 36. Rc2 c5 37. Nd5+ Kg7 1/2-1/2

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "4"]
[White "Deretti, Lucas Jurk"]
[Black "Albiero, Marco Antonio Batis"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1550"]
[BlackElo "1623"]
[PlyCount "70"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d6 7. Re1 Ne7 8. Nbd2 Ng6 9. Nf1 c6 10. Bb3 Re8 11. Ng3 h6 12. h3 b5 13. Bc2 Bb6 14. a4 Be6 15. axb5 cxb5 16. d4 Rc8 17. Be3 Qc7 18. Bd3 Bd7 19. Qb3 Rb8 20. d5 a5 21. Qa2 a4 22. Bxb6 Qxb6 23. Qa3 Nf4 24. Bc2 Bxh3 25. gxh3 Nxh3+ 26. Kg2 Qxf2+ 27. Kxh3 Qxf3 28. Qxd6 Nh5 29. Rg1 Nf4+ 30. Kh2 Qg4 31. Qd7 Qxd7 32. Nf5 g6 33. Rg3 Kh7 34. Ne3 Rb6 35. Ng4 h5 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "3"]
[White "Mariot Vaz, Joao Antonio Bertol"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1773"]
[BlackElo "1550"]
[PlyCount "100"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. h3 Bd7 10. 0-0 a6 11. Re1 Qc7 12. f4 b5 13. Kh1 Na5 14. Bg1 Nc4 15. Qc1 Rac8 16. Nd5 Nxd5 17. exd5 Bf6 18. c3 Qb7 19. Re2 Qxd5 20. Qe1 Bxh3 21. Qg3 Bd7 22. Rae1 Qh5+ 23. Bh2 Bh4 24. Qd3 Bxe1 25. Rxe1 e6 26. Re2 Qd5 27. Qg3 Qh5 28. Bd1 Nxb2 29. Bc2 Nc4 30. Re1 Qc5 31. Bg1 Qc7 32. Nf3 Bc6 33. Bd4 Qe7 34. Ng5 e5 35. Qh4 f6 36. Nh3 Qg7 37. Bf2 Rce8 38. Bb3 Qb7 39. Re3 Bxg2+ 40. Kh2 Bxh3 41. Rxh3 Qg7 42. f5 g5 43. Qe4 Qf7 44. Bd1 d5 45. Qg2 Qd7 46. Bc5 e4 47. Rh6 Qc7+ 48. Qg3 Qxc5 49. Rxf6 Qe7 50. Qxg5+ Qg7 0-1

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "2"]
[White "Deretti, Lucas Jurk"]
[Black "Dos Santos, Gabriel Conte"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1550"]
[BlackElo "1036"]
[PlyCount "92"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Nxd4 10. Bxd4 Be6 11. Bxe6 fxe6 12. 0-0 d5 13. Rad1 dxe4 14. Nxe4 Nxe4 15. fxe4 Qxd4+ 16. Qxd4 Rxf1+ 17. Kxf1 Bxd4 18. Rxd4 e5 19. Rd7 Rf8+ 20. Ke2 Kf7 21. Rxb7 Ke6 22. Rxa7 Rf4 23. Ke3 g5 24. Ra6+ Kd7 25. Rh6 e6 26. Rxh7+ Kc6 27. Rg7 Kc5 28. Rxg5 Kc4 29. Rxe5 Rh4 30. h3 Rh6 31. h4 Rxh4 32. Rxe6 Rh1 33. Rc6+ Kb5 34. Rc3 Re1+ 35. Kd4 Re2 36. e5 Rxg2 37. e6 Rg8 38. Ke5 Kb6 39. Kd6 Kb7 40. Kd7 Rg7+ 41. e7 Kb6 42. Kd8 Rg8+ 43. e8Q Rxe8+ 44. Kxe8 Kb5 45. Kd7 Kb4 46. Kc6 Ka5 1-0

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "1"]
[White "Rodrigues, Edgar"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2250"]
[BlackElo "1550"]
[PlyCount "73"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qf3 e6 7. g4 Nbd7 8. g5 Ne5 9. Qh3 Nfd7 10. Be3 Be7 11. 0-0-0 Nb6 12. b3 Qc7 13. Nde2 Bd7 14. f4 Nc6 15. Rg1 0-0-0 16. Qg3 Be8 17. Qf2 Nd7 18. Kb1 Kb8 19. Rg3 Rc8 20. f5 Nce5 21. Nf4 Ka8 22. Na4 b5 23. fxe6 bxa4 24. exd7 Nxd7 25. Nd5 Qd8 26. Bb6 Nxb6 27. Nxb6+ Kb7 28. Nxc8 Qxc8 29. Qd4 Rg8 30. Qb4+ Ka7 31. Rc3 Qb7 32. Qd4+ Ka8 33. Bc4 Bc6 34. Bxf7 Rb8 35. Rxc6 Bxg5 36. Bd5 Bf6 37. Rxa6# 1-0

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.05"]
[Round "5"]
[White "Deretti, Lucas Jurk"]
[Black "Fischer Junior, Donaldo"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "1550"]
[BlackElo "1712"]
[PlyCount "56"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 a6 10. h3 Nxd4 11. Bxd4 Qc7 12. Bxf6 Bxf6 13. Nd5 Qc6 14. Nxf6+ exf6 15. Qd4 f5 16. exf5 Bxf5 17. Bf3 Qc7 18. Rfd1 Rad8 19. Rac1 b6 20. b3 Qc5 21. Rd2 Rd7 22. Rcd1 Rfd8 23. Qf6 Be6 24. Qd4 b5 25. cxb5 axb5 26. Bd5 Bxd5 27. Qxd5 Qb6 28. Qd4 Qc6 1/2-1/2

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "3"]
[White "Blaskosky, Vinicius"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1363"]
[BlackElo "1550"]
[PlyCount "120"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Ne8 9. Ng5 h6 10. Nh3 Ndf6 11. f4 Bxh3 12. gxh3 Nh7 13. f5 Qh4 14. Kh1 Qxh3 15. Rg1 Nef6 16. fxg6 fxg6 17. Rxg6 Kf7 18. Rg3 Qh4 19. Qf1 Ng5 20. Qf5 Ke7 21. Bxg5 hxg5 22. Rg4 Qh7 23. Qe6+ Kd8 24. Rf1 Nxg4 25. Bxg4 Rxf1+ 26. Kg2 Bf8 27. Kxf1 Qe7 28. Qg6 Bg7 29. Bf5 Qf6 30. Ne2 Ke7 31. Ng3 Qxg6 32. Bxg6 Kf6 33. Bf5 Rh8 34. h3 a6 35. b4 c5 36. bxc5 dxc5 37. a4 b5 38. cxb5 axb5 39. axb5 Rb8 40. Bd7 Bf8 41. Nf5 Ra8 42. Bc6 Ra4 43. d6 Ke6 44. d7 Be7 45. Ne3 Ra3 46. Ke2 Bd8 47. Nc4 Rc3 48. Ne3 Ra3 49. Nd5 Rxh3 50. b6 Rb3 51. b7 g4 52. Nc3 Rb6 53. Na4 Rb1 54. Nc3 Rb2+ 55. Ke3 Bg5+ 56. Kd3 Rb6 57. Ke2 c4 58. Ke1 Kd6 59. Nd5 Rb1+ 60. Ke2 Kxc6 0-1

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "4"]
[White "Caetano, Ryan Wesley da Cost"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2235"]
[BlackElo "1550"]
[PlyCount "75"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Re8 8. d5 a5 9. a3 Nbd7 10. Nd2 Nc5 11. b3 Bh6 12. Qc2 Ng4 13. Nf3 Bxc1 14. Raxc1 f5 15. Nd2 Nf6 16. f3 f4 17. b4 axb4 18. axb4 Na6 19. Rb1 Bd7 20. Nb5 Qe7 21. c5 Rec8 22. Rfc1 Ne8 23. c6 bxc6 24. dxc6 Be6 25. Nc3 Rcb8 26. Bb5 Nf6 27. Qd3 Bc8 28. Nc4 Kg7 29. Bxa6 Bxa6 30. b5 Bc8 31. b6 cxb6 32. Qxd6 Qxd6 33. Nxd6 Be6 34. Ncb5 Rf8 35. Nc7 Ba2 36. Nxa8 Bxb1 37. Rxb1 Rxa8 38. c7 1-0

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "2"]
[White "Deretti, Lucas Jurk"]
[Black "Filimberti Uczai, Joao Pedro"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1550"]
[BlackElo "2107"]
[PlyCount "36"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Qg4 Ne7 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. Nge2 cxd4 10. Qxd4 Nf5 11. Qa4 0-0 12. b4 Bb6 13. f4 Rc8 14. Ra2 Qh4+ 15. Kd1 Rfd8 16. Bd2 Qg4 17. Kc1 Qxg2 18. Rd1 d4 0-1

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.03"]
[Round "1"]
[White "Bueno, Calebe"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "1550"]
[PlyCount "138"]
[EventDate "2023.11.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Bc4 d5 6. Be2 c6 7. 0-0 Qb6 8. b3 Ne4 9. Nfd2 Nf6 10. c4 Bf5 11. Nc3 Qd8 12. f3 Re8 13. g4 Be6 14. Qe1 h5 15. h3 Bc8 16. Qg3 Be6 17. c5 Qa5 18. Rac1 Qd8 19. Bc7 Qd7 20. b4 Rc8 21. Be5 Kh8 22. Rf2 Rg8 23. Rg2 Na6 24. a3 Raf8 25. Rf1 Ne8 26. f4 Bxe5 27. fxe5 g5 28. Nf3 Rg7 29. Nh2 h4 30. Qe1 Nec7 31. Qb1 Nb8 32. Bd3 b6 33. cxb6 axb6 34. Na4 Na8 35. Rd1 Qa7 36. Bc2 Nd7 37. Qb2 Rc8 38. Rc1 c5 39. Bb3 c4 40. Bc2 Rgg8 41. Nc3 Nc7 42. a4 Ra8 43. Nf3 Nb8 44. b5 Bd7 45. Qa3 Nxb5 46. Qxe7 Nxc3 47. Nxg5 Be8 48. Nxf7+ Bxf7 49. Qxh4+ Kg7 50. Qf6+ Kf8 51. Bh7 Ne4 52. Qd8+ Kg7 53. Bxg8 Nc6 54. Qh4 Kxg8 55. Ra2 Nb4 56. Raa1 c3 57. Qe1 Nd3 58. Qd1 Nxc1 59. Qxc1 Qa6 60. Ra2 Qc4 61. Qc2 Nd2 62. Ra1 Qb3 63. Qd3 Qb2 64. Rd1 Nf3+ 65. Kf1 c2 66. Rd2 Nxd2+ 67. Qxd2 c1Q+ 68. Qxc1 Qxc1+ 69. Kf2 Qd2+ 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.29"]
[Round "10"]
[White "Sergio Filho, Claudio Santos"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1786"]
[BlackElo "1392"]
[PlyCount "91"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. d3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nbd2 e6 7. e4 c5 8. Qe2 Nc6 9. c3 Qb6 10. Nh4 d4 11. c4 e5 12. h3 Bd7 13. f4 exf4 14. gxf4 Nh5 15. Qf3 Rac8 16. e5 f6 17. exf6 Nxf6 18. Qd1 Nb4 19. Ndf3 Nh5 20. a3 Nc6 21. Ng5 Qc7 22. Bd5+ Kh8 23. Nf7+ Rxf7 24. Bxf7 Rf8 25. Bxg6 Nxf4 26. Bxf4 Rxf4 27. Rxf4 Qxf4 28. Bxh7 Qg3+ 29. Ng2 Kxh7 30. Qh5+ Kg8 31. Qd5+ Kh8 32. Qxd7 Ne5 33. Qc8+ Kh7 34. Qf5+ Kg8 35. Rf1 Qxd3 36. Qxd3 Nxd3 37. b3 Nb2 38. Ne1 d3 39. Nf3 Bh6 40. Rb1 Bg7 41. Kf2 Bc3 42. Ke3 a6 43. Rc1 Ba5 44. Nd2 Bd8 45. Ne4 Ba5 46. Rb1 1-0

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.28"]
[Round "8"]
[White "Deretti, Lucas Jurk"]
[Black "Sarda, Pedro Sada"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1392"]
[BlackElo "1755"]
[PlyCount "64"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 Nf6 6. Nc3 Bb4 7. Bd3 Bxc3+ 8. bxc3 0-0 9. 0-0 d5 10. Bg5 dxe4 11. Bxf6 Qxf6 12. Bxe4 Nc6 13. Qe2 Bf5 14. Rfd1 Rfd8 15. Nc5 Bxe4 16. Qxe4 Qe7 17. Nd3 Rac8 18. Re1 Re8 19. f4 exf4 20. Qxf4 Qa3 21. Rxe8+ Rxe8 22. Re1 Qxa2 23. Qc7 Nd8 24. Nc5 Qd5 25. Rb1 Re2 26. Ne4 Rxe4 27. c4 Rxc4 28. Re1 Ne6 29. Qb8+ Nf8 30. Re8 Qc5+ 31. Kf1 Rxc2 32. Qxb7 Qf2# 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.27"]
[Round "7"]
[White "Bisesar, Maycon da Costa"]
[Black "Deretti, Lucas Jurk"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1760"]
[BlackElo "1392"]
[PlyCount "61"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. e3 a6 5. g4 Bb4 6. a3 Bxc3+ 7. bxc3 Ne4 8. c4 Qh4 9. Bg3 Nxg3 10. fxg3 Qh6 11. Qf3 Nd7 12. Qf4 Qxf4 13. gxf4 Nf6 14. h3 Bd7 15. a4 Ke7 16. Bg2 b5 17. g5 Ne4 18. Bxe4 dxe4 19. Ne2 bxc4 20. Kd2 Rab8 21. Nc3 Rb2 22. Rhb1 Rxb1 23. Rxb1 Bc8 24. Rb4 Kd6 25. Rxc4 h6 26. h4 hxg5 27. hxg5 Rh2+ 28. Kc1 Rh1+ 29. Kd2 Rh2+ 30. Kc1 Rh1+ 31. Kd2 1/2-1/2

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "5"]
[White "Arndt, Claudio Felipe"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1744"]
[BlackElo "1392"]
[PlyCount "112"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 Bf5 4. f3 d5 5. e3 c6 6. Bd3 Bg6 7. g4 Nbd7 8. h4 Nb6 9. h5 Bxd3 10. cxd3 Nfd7 11. Qd2 f6 12. 0-0-0 e5 13. Bg3 Bd6 14. Nge2 Qc7 15. dxe5 fxe5 16. Kb1 0-0-0 17. Rc1 a6 18. e4 Nf6 19. g5 d4 20. gxf6 dxc3 21. Nxc3 gxf6 22. Bh4 Be7 23. Qe3 Rd4 24. Ne2 Rb4 25. Rhg1 Qd6 26. Ng3 Na4 27. Rc2 Rg8 28. Rgc1 Rxg3 29. Bxg3 Rb5 30. Ka1 Nc5 31. d4 Ne6 32. d5 Nd4 33. Rc4 Qd7 34. Qd3 Kb8 35. Bf2 c5 36. Bxd4 exd4 37. Rg1 Bd6 38. Rc2 Ra5 39. Rg8+ Ka7 40. Rcg2 Qa4 41. a3 Be5 42. Qd2 c4 43. Qc2 Qb5 44. Rc8 c3 45. Ka2 Qd7 46. Rgg8 cxb2 47. Ra8+ Kb6 48. Kb1 Qb5 49. Qxb2 d3 50. Qxb5+ Rxb5+ 51. Ka2 Rb2+ 52. Ka1 Kc5 53. Rac8+ Kb5 54. f4 Bd4 55. d6 d2 56. Rg1 Bxg1 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.26"]
[Round "6"]
[White "Deretti, Lucas Jurk"]
[Black "Souza, Atahander"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1392"]
[BlackElo "1882"]
[PlyCount "128"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ c6 4. dxc6 bxc6 5. Be2 Qd6 6. Nf3 Bg4 7. 0-0 Nbd7 8. h3 h5 9. d4 e6 10. Be3 Be7 11. Nbd2 Qb8 12. Nc4 Bf5 13. Qc1 Nd5 14. Bd2 c5 15. Nce5 Nxe5 16. dxe5 Nb4 17. Bd1 Qc7 18. a3 Nc6 19. Bf4 Rb8 20. c3 Be4 21. Re1 Bd5 22. c4 Bxf3 23. Bxf3 Nd4 24. Bd1 0-0 25. Bc2 Rb6 26. b3 Rfb8 27. Rb1 Nxb3 28. Bxb3 Rxb3 29. Rxb3 Rxb3 30. Qd1 Qa5 31. Re4 Qb6 32. Qd7 Rxa3 33. Qe8+ Bf8 34. Re1 Qa5 35. Re2 Qa4 36. Qxa4 Rxa4 37. Rc2 Ra1+ 38. Rc1 Ra2 39. Be3 Be7 40. Kf1 Kf8 41. Rb1 f6 42. exf6 gxf6 43. Rb8+ Kf7 44. Rh8 Ra4 45. Rxh5 Rxc4 46. Rh7+ Ke8 47. Rh8+ Kd7 48. Ra8 Ra4 49. Ke2 f5 50. Rb8 f4 51. Bd2 Ra2 52. Kd1 e5 53. g3 fxg3 54. fxg3 Ra3 55. Rg8 c4 56. h4 c3 57. Bc1 Ra2 58. h5 Rh2 59. h6 c2+ 60. Ke1 Bb4+ 61. Kf1 Rh1+ 62. Kg2 Rxc1 63. Rg7+ Be7 64. h7 Rh1 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.25"]
[Round "4"]
[White "Deretti, Lucas Jurk"]
[Black "Cruz, Natan Gomes"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1392"]
[BlackElo "1891"]
[PlyCount "106"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 c5 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. e5 Qa5+ 8. Nc3 Qxe5+ 9. Qe2 Qxe2+ 10. Bxe2 Rb8 11. b3 Bb4 12. Bd2 d5 13. a3 Bd6 14. 0-0 0-0 15. Rfe1 Re8 16. Na4 e5 17. Be3 d4 18. Bd2 Bf5 19. Rec1 h6 20. Nb2 Ne4 21. Be1 Bc7 22. Nc4 Be6 23. Bd3 Nc5 24. b4 Na4 25. Bd2 Bd5 26. Bf1 e4 27. c3 Bxc4 28. Bxc4 dxc3 29. Bxc3 Nxc3 30. Rxc3 Be5 31. Rac1 Bxc3 32. Rxc3 Kf8 33. Bb3 Rb6 34. Ba4 Re6 35. Bb3 Rd6 36. Kf1 Rd3 37. Rxd3 exd3 38. Bc4 c5 39. Bxd3 cxb4 40. axb4 Rxb4 41. Ke2 a5 42. Bc2 a4 43. Kd3 a3 44. Kc3 a2 45. Kxb4 a1Q 46. f3 Qb2+ 47. Bb3 Qxg2 48. Bd5 Qxh2 49. Kc3 Qe5+ 50. Kc4 h5 51. Be4 h4 52. Bd5 h3 53. f4 Qxf4+ 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.24"]
[Round "2"]
[White "Deretti, Lucas Jurk"]
[Black "Japiassu, Ricardo de Villa No"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "1392"]
[BlackElo "1964"]
[PlyCount "85"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0 Rc8 11. Bb3 Na5 12. Rfd1 Nc4 13. Bxc4 Rxc4 14. Nb3 Qb8 15. Ne2 Rfc8 16. c3 b5 17. Rac1 Ra4 18. a3 Bc6 19. Nbd4 Ba8 20. Ng3 e5 21. Nc2 d5 22. b3 Ra6 23. Nb4 Rd6 24. exd5 a5 25. Nd3 Rxd5 26. c4 bxc4 27. bxc4 Rdd8 28. Qxa5 e4 29. fxe4 Nxe4 30. Nxe4 Bxe4 31. Nc5 Bc6 32. Na6 Qa8 33. Bb6 Rxd1+ 34. Rxd1 Bxg2 35. Rd2 Bf3 36. Kf2 Bh1 37. Kg1 Re8 38. Qc5 Qe4 39. Rf2 Qg4+ 40. Kxh1 Re1+ 41. Rf1 Rxf1+ 42. Qg1 Rxg1+ 43. Bxg1 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.24"]
[Round "3"]
[White "Lazzarotti, Calebe Kadlubiski"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1801"]
[BlackElo "1392"]
[PlyCount "74"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nf6 6. Re1 Nc6 7. c3 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. a3 Be7 12. Nbd2 Nxd2 13. Bxd2 0-0 14. Rc1 Rfc8 15. Rc3 Nd8 16. Rd3 Rc7 17. Ng5 f6 18. exf6 Bxf6 19. Nf3 Nf7 20. Bf4 Rc6 21. Rde3 Rac8 22. Qa4 a6 23. Rxe6 b5 24. Rxc6 bxa4 25. Rxa6 h6 26. Ree6 Re8 27. Rxe8+ Qxe8 28. h3 Qb5 29. Ra8+ Kh7 30. Rb8 Qd3 31. Rb4 Ng5 32. Bxg5 Bxg5 33. Nxg5+ hxg5 34. f3 Kg6 35. Kh2 Qc2 36. Rb8 Kf5 37. Kg3 Qc7+ 0-1

[Event "Florianopolis op 9th"]
[Site "Florianopolis"]
[Date "2023.01.23"]
[Round "1"]
[White "Ibanez, Marcelo"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2014"]
[BlackElo "1392"]
[PlyCount "102"]
[EventDate "2023.01.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 a6 4. d4 b5 5. Bd5 Ra7 6. dxc5 e6 7. Bb3 dxc5 8. Qxd8+ Kxd8 9. c4 Nc6 10. 0-0 Nge7 11. Nc3 Nd4 12. Rd1 Nec6 13. cxb5 axb5 14. Nxb5 Rd7 15. Nbxd4 Nxd4 16. Ne5 Ne2+ 17. Kh1 Rxd1+ 18. Bxd1 Nxc1 19. Rxc1 Rg8 20. Nxf7+ Ke8 21. Ne5 Bd6 22. Nc4 Be7 23. Bg4 Rf8 24. Kg1 Rf6 25. a4 Bb7 26. Bf3 Rh6 27. a5 Ba6 28. e5 Rh4 29. Bc6+ Kd8 30. Nb6 Rb4 31. h3 Kc7 32. Bf3 Rxb2 33. Bg4 Ra2 34. Bxe6 Rxa5 35. Nd5+ Kd8 36. Rd1 Ke8 37. Bg8 h6 38. e6 Bb5 39. Rb1 Kf8 40. Bf7 g5 41. Nc7 Bc6 42. h4 Bd6 43. hxg5 hxg5 44. f4 Bxc7 45. f5 Ke7 46. Bh5 Be4 47. Rd1 Bd6 48. Bg4 Ra6 49. Kf2 Kf6 50. Kg1 c4 51. Rd4 Bc5 0-1

[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.20"]
[Round "6"]
[White "De Freitas, Sidinei Melo"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1434"]
[BlackElo "1160"]
[PlyCount "35"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. 0-0 Ne7 7. d4 cxd4 8. Nxd4 Qb6 9. Be3 Qxb2 10. Qd2 Qa3 11. Ncb5 Qc5 12. Qd3 a6 13. Nxe6 Qc6 14. Nxd6+ Kd7 15. Nxc8+ Kxc8 16. Nxg7 Rg8 17. Rad1 Nd7 18. Bd4 1-0

[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.18"]
[Round "2"]
[White "Arashiro, Rodrigo"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1160"]
[PlyCount "64"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 e6 3. f4 d5 4. Nf3 Be7 5. Bd3 Nbd7 6. 0-0 0-0 7. Ne5 Nxe5 8. fxe5 Nd7 9. Rf3 g6 10. Nd2 c5 11. c3 c4 12. Be2 b5 13. b3 Qa5 14. b4 Qb6 15. e4 Bb7 16. exd5 Bxd5 17. Rh3 Nxe5 18. Kh1 Nd7 19. Bf3 Bxf3 20. Nxf3 Nf6 21. Ne5 a5 22. Bg5 Rfd8 23. Bxf6 Bxf6 24. Nf3 axb4 25. cxb4 Bxd4 26. Nxd4 Qxd4 27. Qxd4 Rxd4 28. a3 Rd3 29. Kg1 Rad8 30. Kf2 c3 31. Ke2 Rd2+ 32. Ke1 c2 0-1

[Event "Timbo op 2nd"]
[Site "Timbo"]
[Date "2022.02.17"]
[Round "1"]
[White "Deretti, Lucas Jurk"]
[Black "Goncalves, Ruan Lucas Alves"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1160"]
[BlackElo "1963"]
[PlyCount "39"]
[EventDate "2022.02.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Be2 0-0 5. Nf3 d6 6. 0-0 Nh5 7. Bg3 Nxg3 8. hxg3 c5 9. c3 Nd7 10. Nbd2 Rb8 11. Qb3 b5 12. Rad1 b4 13. Qc2 Qc7 14. Nb1 a5 15. Nbd2 Bb7 16. Rc1 Rfc8 17. cxb4 axb4 18. Qb3 h6 19. Rc2 Qa5 20. Nh4 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.29"]
[Round "8"]
[White "Deretti, Lucas Jurk"]
[Black "Gomes, Carlos"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1160"]
[BlackElo "1554"]
[PlyCount "124"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Nf3 h6 5. Bd3 Bxd3 6. Qxd3 c6 7. Qb3 Qb6 8. Nbd2 Nbd7 9. c3 Qxb3 10. axb3 e6 11. 0-0 Be7 12. h3 0-0 13. c4 c5 14. Ne5 cxd4 15. exd4 dxc4 16. bxc4 Nxe5 17. Bxe5 Nd7 18. Bg3 Nb6 19. c5 Nd5 20. Ne4 f5 21. Nc3 Nxc3 22. bxc3 f4 23. Bh2 g5 24. Rfe1 Kf7 25. Re2 Rfe8 26. g3 fxg3 27. Bxg3 Bf6 28. Rb2 Re7 29. Rab1 b6 30. cxb6 axb6 31. Rxb6 Raa7 32. Rc6 Reb7 33. Rxb7+ Rxb7 34. Rc7+ Rxc7 35. Bxc7 Ke7 36. Kf1 Kd7 37. Bg3 Kc6 38. Ke2 h5 39. Kd3 Kd5 40. c4+ Kc6 41. Ke4 Kd7 42. Be5 Bd8 43. f4 gxf4 44. Kxf4 Kc6 45. Bg7 Kd6 46. Bf8+ Kc6 47. Ke5 Kd7 48. Bd6 Bh4 49. Bc5 Bg5 50. d5 exd5 51. cxd5 Bh4 52. Kf5 Bd8 53. Kg6 h4 54. Kh5 Bf6 55. Bf2 Kd6 56. Bxh4 Bd4 57. Kg6 Kxd5 58. Bg3 Ke6 59. h4 Ke7 60. h5 Kf8 61. Kh7 Kf7 62. h6 Be3 1/2-1/2

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.27"]
[Round "6"]
[White "Deretti, Lucas Jurk"]
[Black "Santana, Odames Felipe Almei"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1160"]
[PlyCount "91"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 Nf6 4. Nf3 a6 5. c4 d5 6. Nc3 c6 7. Qb3 0-0 8. Be2 Nbd7 9. cxd5 cxd5 10. Nxd5 Nxd5 11. Qxd5 Nf6 12. Qxd8 Rxd8 13. 0-0 Bg4 14. h3 Bxf3 15. Bxf3 Nd5 16. Bxd5 Rxd5 17. Rac1 Rd7 18. Rc2 f6 19. Rfc1 e5 20. dxe5 fxe5 21. Bg5 h6 22. Bh4 g5 23. Bg3 Rad8 24. Rc7 h5 25. Rxd7 Rxd7 26. f3 Kf7 27. Be1 Ke6 28. e4 Bf8 29. Kf2 Bh6 30. Ke2 g4 31. Rd1 gxf3+ 32. gxf3 Rxd1 33. Kxd1 Bf4 34. Bd2 Bg3 35. Be3 b5 36. Kc2 Kd6 37. b3 Kc6 38. Bd2 Bh2 39. Kd3 Bg3 40. a4 Bh2 41. Kc3 a5 42. axb5+ Kxb5 43. Bg5 Bg1 44. Be7 Bh2 45. b4 a4 46. Bc5 1/2-1/2

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.27"]
[Round "5"]
[White "Mayara Sibowicz, Giovanna"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1589"]
[BlackElo "1160"]
[PlyCount "77"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. 0-0 Nc6 5. Re1 e6 6. Nc3 Nge7 7. d3 a6 8. a3 b5 9. Ba2 0-0 10. Ne2 Bb7 11. c3 d5 12. exd5 Nxd5 13. d4 c4 14. Ng3 Re8 15. Ne4 Bf8 16. Bg5 Qc7 17. Qd2 f5 18. Nf6+ Nxf6 19. Bxf6 Bg7 20. Bxg7 Kxg7 21. Re2 e5 22. dxe5 Rad8 23. Qf4 Ne7 24. Nd4 Nd5 25. Qg3 f4 26. Qg5 h6 27. Nf5+ Kh7 28. Qxh6+ Kg8 29. Qxg6+ Kh8 30. Qh5+ Qh7 31. Qxh7+ Kxh7 32. Rae1 Rg8 33. Bb1 Kh8 34. g3 fxg3 35. hxg3 Rg5 36. Nd6 Rxd6 37. exd6 Rh5 38. Be4 Kg8 39. Bg2 1-0

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.26"]
[Round "4"]
[White "Deretti, Lucas Jurk"]
[Black "Pironti, Francisco Ferrari"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1160"]
[BlackElo "1665"]
[PlyCount "109"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. c3 Nc6 4. e3 Bf5 5. Nd2 e6 6. Ngf3 Qb6 7. Qb3 c4 8. Qxb6 axb6 9. Ne5 Nxe5 10. Bxe5 f6 11. Bg3 b5 12. f3 b4 13. e4 Bg6 14. Be2 Ne7 15. Bd6 Nc6 16. Bxf8 Rxf8 17. 0-0 Kd7 18. Rfc1 Ra5 19. cxb4 Nxb4 20. a3 Nc6 21. Bxc4 dxc4 22. Nxc4 Ra6 23. Rd1 Ke7 24. Ne3 Rd8 25. d5 exd5 26. exd5 Ne5 27. f4 Nd7 28. Rac1 Nb6 29. Rc7+ Rd7 30. f5 Bf7 31. d6+ Kd8 32. Rdc1 Bb3 33. Nf1 Ba4 34. Rxd7+ Nxd7 35. Rc7 Bc6 36. Ne3 Ra4 37. Nc2 Rf4 38. g3 Rxf5 39. Nd4 Re5 40. Nxc6+ bxc6 41. Rxc6 Rc5 42. Rxc5 Nxc5 43. Kf1 Kd7 44. Ke2 Kxd6 45. b4 Na4 46. h3 Kd5 47. Kd3 g6 48. g4 f5 49. g5 f4 50. h4 Ke5 51. Ke2 Ke4 52. Kf2 f3 53. Kf1 Ke3 54. Ke1 f2+ 55. Kf1 0-1

[Event "Florianopolis op 8th"]
[Site "Florianopolis"]
[Date "2022.01.25"]
[Round "3"]
[White "Da Silva, Joao Carlos Orguim"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1794"]
[BlackElo "1160"]
[PlyCount "109"]
[EventDate "2022.01.24"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "BRA"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. d4 d5 4. Nbd2 Bg7 5. c3 0-0 6. g3 Ng4 7. Nb3 Bf5 8. h3 Nf6 9. Bg2 Nbd7 10. g4 Be4 11. 0-0 Bxf3 12. Bxf3 Ne4 13. Nd2 Ndf6 14. g5 Nxd2 15. Bxd2 Ne4 16. Bxe4 dxe4 17. e3 c5 18. Qc2 cxd4 19. exd4 Qb6 20. Rab1 Qc6 21. Rfe1 Bxd4+ 22. Kh2 Bb6 23. Qxe4 Qxe4 24. Rxe4 Rad8 25. Be3 Bxe3 26. Rxe3 Rd2+ 27. Kg3 e6 28. a4 Rfd8 29. b4 Ra2 30. a5 Rdd2 31. Rf1 Kf8 32. Rff3 Ke7 33. Rd3 b6 34. axb6 axb6 35. Rfe3 Rg2+ 36. Kf3 Rgd2 37. Ke4 f5+ 38. Kd4 Rxd3+ 39. Rxd3 Re2 40. Kc4 Re4+ 41. Kb5 Rxf4 42. Kxb6 Rc4 43. Kb5 Rc8 44. c4 e5 45. c5 e4 46. Rd5 Ke6 47. Kc4 e3 48. Kd4 f4 49. b5 Ra8 50. Re5+ Kd7 51. c6+ Kd6 52. Rd5+ Ke6 53. c7 Ra4+ 54. Kc5 Ra8 55. Rd8 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.21"]
[Round "5"]
[White "Quadra, Derek Erdmann"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1264"]
[BlackElo "1763"]
[PlyCount "91"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. c4 0-0 5. Nc3 d6 6. e3 Bg4 7. Bd3 Nc6 8. h3 Bxf3 9. Qxf3 e5 10. Bg5 exd4 11. Nd5 Ne5 12. Qe2 Nxd3+ 13. Qxd3 c6 14. Bxf6 Bxf6 15. Nxf6+ Qxf6 16. 0-0 dxe3 17. fxe3 Qxb2 18. Qxd6 Qc3 19. Qf4 f6 20. h4 Qe5 21. Rad1 Qxf4 22. Rxf4 Kg7 23. Rfd4 Rf7 24. Rd7 Raf8 25. g3 Rxd7 26. Rxd7+ Rf7 27. Rd6 Kh6 28. Kf2 g5 29. Kf3 Kh5 30. Rd4 f5 31. a3 gxh4 32. gxh4 c5 33. Rf4 Kg6 34. Ke2 Kf6 35. Kd3 Ke5 36. Kc3 Rg7 37. Kd2 Rg4 38. Rxg4 fxg4 39. Ke2 Ke4 40. h5 g3 41. h6 g2 42. Kf2 g1Q+ 43. Kxg1 Kxe3 44. Kg2 Kd3 45. Kf3 Kxc4 46. Ke3 0-1

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.20"]
[Round "4"]
[White "Deretti, Lucas Jurk"]
[Black "Grundmann, Julia Cristhine"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1763"]
[PlyCount "41"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nc6 3. e3 f6 4. Bd3 e5 5. dxe5 fxe5 6. Bg3 Nf6 7. Nc3 e4 8. Bb5 Bd7 9. Nge2 a6 10. Bxc6 Bxc6 11. 0-0 Qd7 12. Nd4 0-0-0 13. a3 Bc5 14. b4 Bxd4 15. Qxd4 Qe6 16. a4 Bd7 17. b5 Rdf8 18. Qc5 c6 19. Qb6 Ne8 20. bxa6 c5 21. Qxb7+ 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.20"]
[Round "3"]
[White "Moretto, Leticia Soares"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "D92"]
[WhiteElo "1366"]
[BlackElo "1763"]
[PlyCount "40"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bf4 d5 6. cxd5 Nxd5 7. Bg3 Bf5 8. e3 Nc6 9. Bd3 Bxd3 10. Qxd3 Nxc3 11. Qxc3 Qd7 12. 0-0 Rfd8 13. Rfd1 Rac8 14. Qd2 e5 15. dxe5 Qxd2 16. Nxd2 Bxe5 17. Bh4 Rd7 18. Nc4 Rxd1+ 19. Rxd1 Kg7 20. Nxe5 Nxe5 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.19"]
[Round "2"]
[White "Deretti, Lucas Jurk"]
[Black "Calcada, Lucas Galvan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1763"]
[BlackElo "1510"]
[PlyCount "81"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Bd3 Bd6 5. Bg3 0-0 6. Nf3 b6 7. Nbd2 Bb7 8. 0-0 c5 9. c3 Qe7 10. Qe2 Ne4 11. Bxd6 Qxd6 12. Ne5 f6 13. Nef3 Nd7 14. Bxe4 dxe4 15. Ne1 f5 16. f3 Nf6 17. fxe4 Nxe4 18. Nxe4 Bxe4 19. Nf3 Rac8 20. Nd2 Bb7 21. Nc4 Qc7 22. Ne5 cxd4 23. exd4 Rf6 24. Rf4 g5 25. Rf2 Re8 26. Qh5 Qe7 27. Qxg5+ Kh8 28. Qf4 Rg8 29. Re1 Qd7 30. Ree2 h5 31. g3 Qh7 32. Qh4 Rff8 33. Rf4 Qh6 34. Ref2 Qg5 35. Qxg5 Rxg5 36. Nf3 Bxf3 37. R2xf3 Kg7 38. Kf2 Kf6 39. h3 Rfg8 40. d5 e5 41. Ra4 0-1

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.19"]
[Round "1"]
[White "Messias, Jose Vitor Lamosa P"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1688"]
[BlackElo "1763"]
[PlyCount "29"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. Nf3 g6 5. Bc4 Bg7 6. 0-0 Nf6 7. e5 Ng4 8. cxd4 0-0 9. Nc3 d6 10. e6 fxe6 11. Ng5 d5 12. Bb3 Nf6 13. Re1 Qd6 14. Nb5 Qb4 15. Nc7 1-0

[Event "Santa Catarina-ch 64th "]
[Site "Lages"]
[Date "2020.02.16"]
[Round "6"]
[White "Bonecher, Arthur Henrique Fer"]
[Black "Deretti, Lucas Jurk"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "91"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Bb5+ Bd7 4. Bd3 c5 5. Nc3 Ne7 6. 0-0 Nbc6 7. Be2 Ng6 8. d3 Bd6 9. Be3 Nge5 10. Qd2 Nxf3+ 11. Bxf3 d4 12. Bg5 f6 13. Rfe1 dxc3 14. Qxc3 fxg5 15. Qxg7 Be5 16. Qh6 Qf6 17. Qxf6 Bxf6 18. Bh5+ Ke7 19. Rad1 Bxb2 20. Rb1 Bc3 21. Re2 b6 22. Rb3 Bd4 23. c3 Be5 24. Re3 Raf8 25. Rf3 Rxf3 26. Bxf3 Rg8 27. Bh5 g4 28. f3 gxf3 29. Bxf3 Be8 30. Rb2 Bf7 31. Rf2 Bxc3 32. Rc2 Be5 33. Rf2 Bd4 34. Kf1 Bxf2 35. Kxf2 Nd4 36. Be2 Nxe2 37. Kxe2 Rxg2+ 38. Kf3 Rxa2 39. h3 Ra3 40. Ke3 c4 41. Kd4 cxd3 42. Kc4 d2 43. Kb4 Ra4+ 44. Kxa4 d1Q+ 45. Kb4 Qd4+ 46. Kb3 0-1

[Event "Santa Catarina-ch 64th "]
[Site "Lages"]
[Date "2020.02.16"]
[Round "5"]
[White "Deretti, Lucas Jurk"]
[Black "Budag, Lucas Demetrio"]
[Result "1/2-1/2"]
[ECO "A07"]
[BlackElo "1472"]
[PlyCount "75"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Bf5 3. d3 c5 4. Nc3 e6 5. Nh4 Bg4 6. Bg2 Nf6 7. f3 Bh5 8. g4 Bxg4 9. fxg4 Nxg4 10. Nf3 Nc6 11. Bf4 Be7 12. Bg3 Ne3 13. Qd2 Nxg2+ 14. Kf2 Nh4 15. Qf4 Nxf3 16. exf3 Bd6 17. Qxd6 Qxd6 18. Bxd6 Rd8 19. Bxc5 d4 20. Ne4 Rd5 21. Ba3 b5 22. b3 b4 23. Bc1 0-0 24. Bf4 e5 25. Bd2 f5 26. Ng3 e4 27. dxe4 fxe4 28. Nxe4 Ne5 29. Ke2 Nxf3 30. Raf1 d3+ 31. cxd3 Nd4+ 32. Kd1 Nf3 33. Rf2 Rxd3 34. Ke2 Rxd2+ 35. Nxd2 Nd4+ 36. Kf1 Rd8 37. Nf3 Nf5 38. Kg2 1/2-1/2

[Event "Santa Catarina-ch 64th "]
[Site "Lages"]
[Date "2020.02.15"]
[Round "3"]
[White "Lanznaster, Joao Vitor"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1292"]
[PlyCount "71"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 g6 6. a3 cxd4 7. cxd4 Nge7 8. Be2 Bg7 9. Bg5 Bd7 10. Nc3 a6 11. 0-0 0-0 12. Qd2 f6 13. exf6 Bxf6 14. Bxf6 Rxf6 15. Rfe1 Nf5 16. b4 Qe7 17. b5 axb5 18. Bxb5 Rxa3 19. Bxc6 bxc6 20. Qb2 Rxa1 21. Rxa1 Kg7 22. Ra7 Nd6 23. Ne5 Nc4 24. Nxc6 Qd6 25. Qb7 Rf7 26. Nb8 Qb6 27. Nxd7 Qxb7 28. Rxb7 Nd6 29. Rc7 Nc4 30. Nb5 Nd2 31. Nc5 Rxc7 32. Nxc7 Kf6 33. N7xe6 Ne4 34. Nc7 Kf5 35. Nxd5 Nxc5 36. dxc5 1-0

[Event "Santa Catarina-ch 64th "]
[Site "Lages"]
[Date "2020.02.15"]
[Round "4"]
[White "Lanznaster, Rafael"]
[Black "Deretti, Lucas Jurk"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1369"]
[PlyCount "65"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Nc3 b6 4. Bg2 Bb7 5. Nf3 Bc5 6. Nxe5 Qf6 7. Nf3 g5 8. e3 0-0-0 9. 0-0 Nh6 10. Ne4 Qe7 11. Nexg5 Ne5 12. d4 Nxf3+ 13. Nxf3 Bd6 14. Qd2 Bb4 15. Qc2 Kb8 16. a3 Bd6 17. b4 Qf6 18. Qe2 Ng4 19. Bb2 Qh6 20. Nh4 Bxg2 21. Kxg2 Rhg8 22. c5 Be7 23. Nf3 Rg7 24. cxb6 cxb6 25. Rac1 Rdg8 26. Qc4 Bd6 27. h3 Nxe3+ 28. fxe3 Rxg3+ 29. Kf2 Rg2+ 30. Ke1 Qxe3+ 31. Kd1 Rxb2 32. Rc2 Rg2 33. Qc8# 1-0

[Event "Santa Catarina-ch 64th "]
[Site "Lages"]
[Date "2020.02.14"]
[Round "2"]
[White "Deretti, Lucas Jurk"]
[Black "Moretto, Heitor Frainer"]
[Result "0-1"]
[ECO "E67"]
[BlackElo "1518"]
[PlyCount "64"]
[EventDate "2020.02.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 Nbd7 7. Nc3 e5 8. e3 Re8 9. Re1 Qe7 10. Bd2 Nf8 11. d5 a5 12. a4 N8d7 13. b3 Nc5 14. Qc2 Bd7 15. Kh1 e4 16. Nd4 Nd3 17. Re2 Ng4 18. Rf1 f5 19. f3 Nb4 20. Qb1 exf3 21. Bxf3 Ne5 22. Na2 Nxa2 23. Qxa2 Nxf3 24. Rxf3 Bxd4 25. Bc1 Qe4 26. Kg2 f4 27. h3 fxg3 28. Kxg3 Be5+ 29. Kf2 Rf8 30. Rxf8+ Rxf8+ 31. Ke1 Bc3+ 32. Bd2 Qh1# 0-1

