[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.26"]
[Round "5"]
[White "De Souza, Alexandre Santos"]
[Black "Penna, Flavio R Crautchych"]
[Result "1/2-1/2"]
[ECO "B87"]
[WhiteElo "1702"]
[BlackElo "1445"]
[PlyCount "97"]
[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. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. f4 0-0 10. e5 dxe5 11. fxe5 Nfd7 12. Qh5 Nc5 13. Be3 Nxb3 14. axb3 Bc5 15. Rad1 Be7 16. Kh1 Qe8 17. Rf4 Bb7 18. Rdf1 Nd7 19. Nce2 Rc8 20. Ng3 Bd8 21. c3 Bd5 22. b4 f6 23. exf6 Nxf6 24. Qxe8 Rxe8 25. R4f2 Ng4 26. Re2 Bc4 27. Rfe1 Bxe2 28. Rxe2 Nxe3 29. Rxe3 Bb6 30. Re4 Bxd4 31. Rxd4 Red8 32. Ne2 e5 33. Re4 Rd2 34. b3 Rf8 35. h4 Rf2 36. Ng3 Rxg2 37. Nf1 Rge2 38. Nxd2 Rxd2 39. Rxe5 Rb2 40. c4 bxc4 41. bxc4 Rxb4 42. Rc5 a5 43. Rxa5 Rxc4 44. h5 Rb4 45. h6 Rh4+ 46. Kg2 Rxh6 47. Ra8+ Kf7 48. Ra7+ Kf6 49. Ra6+ 1/2-1/2

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "3"]
[White "Da Costa, Michael David"]
[Black "Penna, Flavio R Crautchych"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "1387"]
[BlackElo "1445"]
[PlyCount "67"]
[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 d5 4. e3 Bg7 5. Nf3 0-0 6. Bd2 e6 7. c5 c6 8. Bd3 Nbd7 9. b4 Re8 10. 0-0 e5 11. dxe5 Nxe5 12. Nxe5 Rxe5 13. Rc1 d4 14. Ne2 dxe3 15. Bxe3 Rd5 16. Nf4 Rd7 17. Qc2 g5 18. Bf5 gxf4 19. Bxd7 fxe3 20. Bxc8 exf2+ 21. Qxf2 Rxc8 22. Rcd1 Qc7 23. Qf5 h5 24. h3 Rd8 25. Qg5 Rxd1 26. Rxd1 Nd5 27. Qxh5 Qe7 28. Qf3 Nxb4 29. Qf5 Nd5 30. Qc8+ Qf8 31. Qxb7 Qxc5+ 32. Kh1 Ne3 33. Qb8+ Kh7 34. Qb1+ 1/2-1/2

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.25"]
[Round "4"]
[White "Penna, Flavio R Crautchych"]
[Black "Bueno, Calebe"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1445"]
[PlyCount "63"]
[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 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 0-0 8. Bd3 Re8+ 9. Ne2 b6 10. 0-0 Bb7 11. Re1 Nbd7 12. Bg5 h6 13. Bh4 a5 14. cxd5 Bxd5 15. c4 Bb7 16. Qd2 c5 17. d5 Ne5 18. Nc3 Ba6 19. Bxf6 Qxf6 20. Nb5 Bxb5 21. cxb5 Nxd3 22. Qxd3 Rad8 23. Kf1 Rxe1+ 24. Rxe1 Qd4 25. Qf5 Qc4+ 26. Kg1 Qxb5 27. Re7 Rf8 28. d6 g6 29. Qe4 Rd8 30. h3 c4 31. Rxf7 Rxd6 32. Qe7 1-0

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "1"]
[White "Bueno, Alfeu Varela Jr"]
[Black "Penna, Flavio R Crautchych"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2140"]
[BlackElo "1445"]
[PlyCount "75"]
[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. Nc3 Nc6 3. f4 d6 4. Bb5 a6 5. Bxc6+ bxc6 6. d3 g6 7. Nf3 Bg7 8. Rb1 e6 9. 0-0 Ne7 10. e5 d5 11. Na4 Qa5 12. c4 0-0 13. b3 Rd8 14. Qe1 Qxe1 15. Rxe1 Rb8 16. Ba3 Nf5 17. Bxc5 Bf8 18. g4 Bxc5+ 19. Nxc5 Ne7 20. Kf2 Rb6 21. h3 h6 22. b4 g5 23. fxg5 hxg5 24. Nxg5 dxc4 25. dxc4 Rd4 26. Re4 Rd2+ 27. Re2 Rd4 28. Rc2 a5 29. a3 Ba6 30. Nxa6 Rxa6 31. Ke3 Rd7 32. Ne4 axb4 33. Nf6+ Kg7 34. Nxd7 Rxa3+ 35. Kd4 Rxh3 36. Rxb4 Rg3 37. Nf6 Ra3 38. Rb7 1-0

[Event "Catarinense-ch"]
[Site "Itajai"]
[Date "2023.11.24"]
[Round "2"]
[White "Penna, Flavio R Crautchych"]
[Black "Dos Santos, Pedro Miranda"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1445"]
[BlackElo "1800"]
[PlyCount "69"]
[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 d6 3. Bc4 Nc6 4. d4 Nxd4 5. Nxd4 exd4 6. Qxd4 Nf6 7. 0-0 Be7 8. Nc3 Be6 9. Bf4 0-0 10. Nd5 c5 11. Qd3 Bxd5 12. Bxd5 Qb6 13. Bb3 Rac8 14. Rfe1 Rfd8 15. Qc4 Rf8 16. Rad1 Qc6 17. c3 b5 18. Qe2 Rcd8 19. e5 dxe5 20. Qxe5 Rfe8 21. Qf5 Rxd1 22. Rxd1 Bd6 23. Bxd6 Qxd6 24. g4 Qe7 25. g5 Qe4 26. Qxe4 Nxe4 27. h4 Kf8 28. Kg2 f6 29. f3 c4 30. Bc2 Nxc3 31. Rd2 Nxa2 32. Bxh7 fxg5 33. hxg5 Nc1 34. Kf2 Kf7 35. Rd7+ 1/2-1/2

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.05"]
[Round "5"]
[White "Duarte, Arthur Garcez"]
[Black "Penna, Flavio R Crautchych"]
[Result "1/2-1/2"]
[ECO "B84"]
[BlackElo "1445"]
[PlyCount "76"]
[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 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be2 e6 7. Be3 Be7 8. 0-0 Nbd7 9. f4 Qc7 10. Qd2 b5 11. a3 Bb7 12. Bf3 0-0 13. Rad1 Nc5 14. e5 dxe5 15. fxe5 Qxe5 16. Bf4 Nfe4 17. Bxe5 Nxd2 18. Rxd2 Bxf3 19. Nxf3 Rfd8 20. Rxd8+ Rxd8 21. Rd1 Rxd1+ 22. Nxd1 f6 23. Bc3 e5 24. Be1 a5 25. Bxa5 Ne6 26. Kf2 e4 27. Nd2 f5 28. Nc3 Bc5+ 29. Ke2 Nd4+ 30. Kd1 g5 31. Ncxe4 fxe4 32. Nxe4 Be7 33. Kd2 Nc6 34. Bc3 Kf7 35. Nf2 h5 36. Ne4 g4 37. Nf2 Ke6 38. Ke3 Bc5+ 1/2-1/2

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.05"]
[Round "6"]
[White "Penna, Flavio R Crautchych"]
[Black "Botelho, Davi Arthur Volpi"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1445"]
[BlackElo "1230"]
[PlyCount "83"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. Be3 Bb4 8. Qd2 Ng4 9. 0-0-0 Nxe3 10. fxe3 Bxc3 11. Qxc3 Qxc3 12. bxc3 d6 13. Rhf1 b6 14. Rf2 0-0 15. Rdf1 Bd7 16. Bc4 Nc6 17. Nf3 Na5 18. Bb3 h6 19. Rd1 Nb7 20. Ne5 dxe5 21. Rxd7 Nc5 22. Rc7 Nxe4 23. Rf1 Rac8 24. Rfxf7 Rxc7 25. Rxc7 Nc5 26. Rc6 Rf1+ 27. Kb2 Rf2 28. Bxe6+ Nxe6 29. Rxe6 Rxg2 30. Rxb6 Rxh2 31. c4 Rd2 32. c5 Rd8 33. Re6 Kf7 34. Rxa6 h5 35. c6 Rc8 36. Kc1 h4 37. e4 g5 38. Kd2 Kg6 39. Ke2 Kh5 40. Kf3 g4+ 41. Kg2 Rd8 42. Ra5 1/2-1/2

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "2"]
[White "Penna, Flavio R Crautchych"]
[Black "Cincinato, Thalita Ariane"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1445"]
[BlackElo "1865"]
[PlyCount "72"]
[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. Nc3 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Be2 d5 8. Nxc6 bxc6 9. e5 Nd7 10. f4 Bh6 11. Qd2 0-0 12. g4 Qa5 13. 0-0 Rb8 14. Rab1 Rd8 15. Bf3 Ba6 16. Rf2 Nxe5 17. b4 Nxf3+ 18. Rxf3 Rxb4 19. Re1 d4 20. Rd1 Rd6 21. a3 Qxa3 22. Nb1 Qa4 23. Bf2 Qb5 24. Na3 Qb7 25. Be1 c5 26. Qf2 Rb2 27. Qg3 Be2 28. Rdd3 Qd5 29. c4 Qe4 30. Bf2 Bxf3 31. Rxf3 a6 32. h3 Qe2 33. Rd3 Bxf4 34. Qf3 Qxf3 35. Rxf3 e5 36. Kf1 f5 0-1

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.04"]
[Round "4"]
[White "Penna, Flavio R Crautchych"]
[Black "Weise, William Ferreira"]
[Result "0-1"]
[ECO "B98"]
[WhiteElo "1445"]
[BlackElo "1831"]
[PlyCount "52"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. Bg5 Be7 8. f4 d6 9. Qd2 Nbd7 10. Nb3 h6 11. Bh4 Nxe4 12. Nxe4 Bxh4+ 13. g3 Be7 14. 0-0-0 d5 15. Nc3 b5 16. f5 Bg5 17. fxe6 Bxd2+ 18. Rxd2 fxe6 19. Bh5+ Ke7 20. Re1 Bb7 21. Bg4 Ne5 22. Nc5 Qxc5 23. Rxe5 Rae8 24. Bxe6 Qd6 25. Nxd5+ Bxd5 26. Rdxd5 Qxe6 0-1

[Event "Timbo op 3rd"]
[Site "Timbo"]
[Date "2023.11.03"]
[Round "1"]
[White "Vailatti, Eduardo Gabriel"]
[Black "Penna, Flavio R Crautchych"]
[Result "0-1"]
[ECO "B42"]
[BlackElo "1445"]
[PlyCount "51"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e6 7. 0-0 Be7 8. Be3 Qc7 9. Nf3 Nbd7 10. Re1 b5 11. Bf4 e5 12. Bg3 Bb7 13. Qd2 0-0 14. Nh4 g6 15. f4 Nh5 16. Nd5 Bxd5 17. exd5 Nxg3 18. hxg3 Qc5+ 19. Kf1 Qxd5 20. Qc3 Rac8 21. Qb3 Qc5 22. fxe5 Bxh4 23. gxh4 Nxe5 24. Rac1 Ng4 25. Re2 Rce8 26. Rce1 0-1

[Event "Florianopolis op-B 04"]
[Site "Florianopolis"]
[Date "2023.05.01"]
[Round "6"]
[White "Penna, Flavio R Crautchych"]
[Black "De Abreu, Wiliam"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1764"]
[BlackElo "1263"]
[PlyCount "71"]
[EventDate "2023.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Be2 Qc7 8. 0-0 Be7 9. Be3 Nbd7 10. a4 0-0 11. Qd2 Rd8 12. a5 Nf8 13. Nb3 Qc6 14. Bb6 Re8 15. Bf3 e5 16. fxe5 dxe5 17. Nd5 Nxd5 18. exd5 Qg6 19. Rfe1 Nd7 20. Qe3 Qxc2 21. Be4 Qc4 22. Rec1 Qb4 23. Bd3 Nxb6 24. axb6 h6 25. Kh1 Bg5 26. Qc5 Qxb3 27. Ra3 Qxb2 28. Rb1 Qd2 29. Bxa6 Rxa6 30. d6 Qd4 31. Qc7 e4 32. Rf1 f5 33. h4 Bf6 34. Rg3 Qxb6 35. d7 Qxc7 36. dxe8Q+ 1-0

[Event "Florianopolis op-B 04"]
[Site "Florianopolis"]
[Date "2023.04.30"]
[Round "4"]
[White "Penna, Flavio R Crautchych"]
[Black "Bolzan, Pedro Madeira"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1764"]
[BlackElo "1285"]
[PlyCount "111"]
[EventDate "2023.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 d6 8. Nd5 Be6 9. Nxf6+ gxf6 10. Bh4 a6 11. Qf3 Rg8 12. Bxf6 Qd7 13. h3 Rg6 14. Bd3 Bxb3 15. axb3 Nd4 16. Bxd4 Bxd4 17. c3 Rf6 18. Qg4 Bxf2+ 19. Ke2 Qxg4+ 20. hxg4 h6 21. Raf1 Bh4 22. Rxh4 Rxf1 23. Kxf1 0-0-0 24. Rxh6 d5 25. e5 Re8 26. e6 fxe6 27. Rxe6 Rxe6 28. Bf5 Kd7 29. Kf2 Kd6 30. Bxe6 Kxe6 31. Ke3 Ke5 32. g5 Kf5 33. g6 Kxg6 34. Kd4 c6 35. Kc5 Kf5 36. Kb6 Kf4 37. b4 a5 38. bxa5 Kg3 39. b4 Kxg2 40. Kxb7 c5 41. bxc5 d4 42. cxd4 Kf3 43. a6 Ke3 44. a7 Kxd4 45. a8Q Kxc5 46. Qd8 Kc4 47. Qd6 Kb3 48. Qc5 Kb2 49. Qc4 Ka1 50. Qe2 Kb1 51. Qd2 Ka1 52. Kb6 Kb1 53. Kb5 Ka1 54. Kb4 Kb1 55. Kb3 Ka1 56. Qa2# 1-0

[Event "Florianopolis op-B 04"]
[Site "Florianopolis"]
[Date "2023.04.30"]
[Round "5"]
[White "Zago, Caroline Datora"]
[Black "Penna, Flavio R Crautchych"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1623"]
[BlackElo "1764"]
[PlyCount "91"]
[EventDate "2023.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Nc6 10. Qxd8+ Nxd8 11. Bxf6 gxf6 12. Rxf6 Ke7 13. Rf2 Be6 14. Bd3 Nc6 15. a3 Nd4 16. Nc3 c6 17. Ne2 Nxe2+ 18. Bxe2 Rad8 19. c3 Rd2 20. Bh5 Rhd8 21. Raf1 Rxf2 22. Rxf2 Bc4 23. h3 Bd3 24. Rxf7+ Ke6 25. Rxh7 Bxe4 26. Bg4+ Kf6 27. Rxb7 Rd2 28. Bf3 Bd5 29. c4 Bxc4 30. Bxc6 Bd3 31. Rd7 Ke6 32. b4 a6 33. b5 axb5 34. Bxb5 Rd1+ 35. Kh2 e4 36. Rb7 Rb1 37. Bc4+ Ke5 38. Rxb1 Bxb1 39. Kg3 Kd4 40. Bf1 Ke3 41. h4 Kd2 42. h5 e3 43. h6 Kc3 44. Kf3 Kb3 45. Kxe3 Kxa3 46. Bd3 1-0

[Event "Florianopolis op-B 04"]
[Site "Florianopolis"]
[Date "2023.04.29"]
[Round "3"]
[White "Mariani, Kim Paul"]
[Black "Penna, Flavio R Crautchych"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1361"]
[BlackElo "1764"]
[PlyCount "39"]
[EventDate "2023.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. cxd5 cxd5 5. Qb3 Qd7 6. e4 Bxe4 7. Nxe4 Qe6 8. Qxb7 Qxe4+ 9. Ne2 e5 10. Qxa8 Bd6 11. Qb7 exd4 12. Qc8+ Ke7 13. Bd2 d3 14. 0-0-0 dxe2 15. Bxe2 Qe6 16. Qb7+ Nd7 17. Rhe1 f5 18. Bb5 Be5 19. Bb4+ Kd8 20. Rxe5 1-0

[Event "Florianopolis op-B 04"]
[Site "Florianopolis"]
[Date "2023.04.29"]
[Round "2"]
[White "Penna, Flavio R Crautchych"]
[Black "Cordioli, Jairo Ribeiro"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1764"]
[BlackElo "1729"]
[PlyCount "109"]
[EventDate "2023.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Be2 Be7 8. 0-0 0-0 9. Be3 b5 10. a3 Bb7 11. Bf3 Nbd7 12. Nb3 Rc8 13. Qd3 Qc7 14. Kh1 Rfd8 15. Rac1 Nb6 16. Bxb6 Qxb6 17. g4 d5 18. e5 Ne4 19. Qd4 Qxd4 20. Nxd4 Nxc3 21. bxc3 Rxc3 22. f5 Bc5 23. fxe6 Bxd4 24. exf7+ Kf8 25. e6 Ke7 26. Rcd1 Bf6 27. g5 Rxf3 28. Rxf3 Bxg5 29. Rg3 Bf6 30. Re1 Bh4 31. Rxg7 Bxe1 32. f8Q+ Kxf8 33. e7+ Ke8 34. exd8Q+ Kxd8 35. Rxb7 Bf2 36. Rxh7 Bc5 37. Rh3 Kd7 38. Rd3 Ke6 39. Kg2 a5 40. Kf3 a4 41. Rc3 Kd6 42. h4 b4 43. Rd3 bxa3 44. c4 Bb4 45. Rxd5+ Kc6 46. Ke4 a2 47. Rd1 Bc3 48. Kd3 a1Q 49. Rxa1 Bxa1 50. h5 Kc5 51. h6 Kb4 52. Kc2 Kxc4 53. Kb1 Bd4 54. h7 a3 55. Ka2 0-1

[Event "Florianopolis op-B 04"]
[Site "Florianopolis"]
[Date "2023.04.28"]
[Round "1"]
[White "Oliveira, Isaac Rodrigues"]
[Black "Penna, Flavio R Crautchych"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1406"]
[BlackElo "1764"]
[PlyCount "76"]
[EventDate "2023.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[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. Be3 0-0 9. h3 Qc7 10. Bd3 Nbd7 11. Nb3 Ne5 12. f4 Nxd3 13. cxd3 Bd7 14. Rc1 Qd8 15. Qd2 b5 16. a3 a5 17. Nd4 Qb8 18. Qe2 Rc8 19. Bf2 b4 20. Na2 e5 21. fxe5 dxe5 22. Rxc8+ Qxc8 23. Rc1 Qb7 24. Nf5 Bxf5 25. exf5 bxa3 26. bxa3 Bxa3 27. Rc2 Qb1+ 28. Kh2 h6 29. Bc5 Rc8 30. Nc3 Qb3 31. Bxa3 Nd5 32. Nxd5 Rxc2 33. Qxe5 Qxa3 34. Qe8+ Kh7 35. Ne7 Qd6+ 36. Kg1 Rc1+ 37. Kf2 Qf4+ 38. Ke2 Rc2+ 0-1

