[Event "Santa Maria op 4th"]
[Site "Santa Maria"]
[Date "2023.11.26"]
[Round "6"]
[White "Righi, Luiz Antonio"]
[Black "Domingues, Michel Da Cruz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1690"]
[BlackElo "1712"]
[PlyCount "117"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. g3 f6 4. Bg2 Be6 5. Nbd2 Bf7 6. e4 e6 7. 0-0 Bd6 8. e5 Bc7 9. c4 Ne7 10. Re1 Nd7 11. Qb3 Rb8 12. exf6 gxf6 13. Bh3 Nf8 14. cxd5 cxd5 15. Qa4+ Nc6 16. b4 b5 17. Qc2 Rb6 18. a3 Bg6 19. Bf5 Kf7 20. Bxg6+ hxg6 21. Bb2 a5 22. Rac1 a4 23. Re3 Bd6 24. Rc3 Ne7 25. Qd3 Nd7 26. Re1 Bb8 27. Rc2 Nf5 28. Kg2 Nd6 29. Nh4 Rxh4 30. gxh4 Nf5 31. Nf3 Qh8 32. Rh1 Nd6 33. Bc1 Ne4 34. Re2 f5 35. Ng5+ Kg7 36. f3 Qxh4 37. fxe4 dxe4 38. Qh3 Qxh3+ 39. Kxh3 Nf6 40. Rc2 Nd5 41. Re1 Kf6 42. Kg2 Bd6 43. h4 Rb8 44. Rc6 Ke7 45. Nh3 Kd7 46. Rc2 e5 47. dxe5 Bxe5 48. Bg5 Re8 49. Rd1 Ke6 50. Rc5 Nc3 51. Rc6+ Kf7 52. Rd7+ Kg8 53. Rxg6+ Kh8 54. Bf6+ Bxf6 55. Rxf6 e3 56. Ng5 e2 57. Rh6+ Kg8 58. Rg6+ Kh8 59. Rh7# 1-0

[Event "Santa Maria op 4th"]
[Site "Santa Maria"]
[Date "2023.11.26"]
[Round "5"]
[White "Tischler Lema Garcia, Maria Eduarda"]
[Black "Righi, Luiz Antonio"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1248"]
[BlackElo "1690"]
[PlyCount "116"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Bd6 4. Bg3 Nf6 5. Nf3 Nc6 6. Bd3 h6 7. Nbd2 Nb4 8. Be2 c5 9. Ne5 c4 10. c3 Nc6 11. Ndf3 Ne4 12. Nxc6 bxc6 13. Bxd6 Qxd6 14. Ne5 Nf6 15. 0-0 Nd7 16. Nxd7 Bxd7 17. b3 cxb3 18. axb3 0-0 19. Qc2 e5 20. dxe5 Qxe5 21. Rfd1 Bf5 22. Qd2 Qc7 23. h3 Rfd8 24. Qa2 Be6 25. Qa5 Qb6 26. b4 Qb8 27. Ra3 Rc8 28. Rda1 Rc7 29. Qc5 Bd7 30. Bd3 Be8 31. Bc2 Qb5 32. Qxb5 cxb5 33. Bd3 g6 34. e4 Bc6 35. exd5 Bxd5 36. Bxb5 Rb8 37. Be2 Re8 38. Bd3 Ree7 39. Rc1 Re5 40. Ra5 Rg5 41. g4 Bf3 42. Rxg5 hxg5 43. c4 Rd7 44. Rc3 Rc7 45. c5 Bd5 46. b5 Be6 47. Rc2 Rd7 48. Be4 Rd4 49. f3 Rb4 50. Bd3 Rd4 51. Rc3 Bd5 52. Kf2 Rf4 53. Be2 Rb4 54. c6 Be6 55. c7 a5 56. bxa6 Ra4 57. c8Q+ Bxc8 58. Rxc8+ Kg7 1-0

[Event "Santa Maria op 4th"]
[Site "Santa Maria"]
[Date "2023.11.25"]
[Round "3"]
[White "Porto, Davi Miller"]
[Black "Righi, Luiz Antonio"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1793"]
[BlackElo "1690"]
[PlyCount "118"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 d6 5. Be3 Nf6 6. h3 Be6 7. Bb3 h6 8. Nc3 Bxb3 9. axb3 d5 10. exd5 Nxd5 11. d4 Nxe3 12. fxe3 exd4 13. exd4 Bh4+ 14. Kf1 0-0 15. Ne2 Bf6 16. Kf2 a6 17. Re1 Ne7 18. g4 Ng6 19. Kg2 Nh4+ 20. Nxh4 Bxh4 21. Ng3 Bf6 22. c3 Re8 23. Rxe8+ Qxe8 24. Qf3 c6 25. b4 Qe6 26. Ne4 Bh4 27. Qf5 Qb3 28. Rf1 Qxb2+ 29. Kg1 Rf8 30. Qh5 Qe2 31. Qxh4 Qxe4 32. Qe1 Qd3 33. Kg2 Qc4 34. Rf3 Qd5 35. Kf2 Qd8 36. Rd3 Qf6+ 37. Rf3 Qh4+ 38. Rg3 Qg5 39. Qe3 Qd8 40. Qd3 Re8 41. Re3 Rxe3 42. Qxe3 Qb8 43. Qe5 Qxe5 44. dxe5 Kf8 45. Ke3 Ke7 46. Kd4 b6 47. c4 Ke6 48. h4 Kd7 49. g5 hxg5 50. hxg5 a5 51. bxa5 bxa5 52. g6 fxg6 53. Kc5 a4 54. e6+ Kxe6 55. Kxc6 a3 56. Kb7 a2 57. c5 a1Q 58. c6 Qh1 59. Kb6 Kd6 0-1

[Event "Santa Maria op 4th"]
[Site "Santa Maria"]
[Date "2023.11.25"]
[Round "4"]
[White "Righi, Luiz Antonio"]
[Black "Da Silva, Tarciso Osorio Flor"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1690"]
[PlyCount "96"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 Nc6 4. Bg2 Qd6 5. c3 e5 6. dxe5 Nxe5 7. Nxe5 Qxe5 8. Bf4 Qf5 9. Bxc7 Bc5 10. 0-0 Ng4 11. e3 Be6 12. h3 Nxf2 13. Rxf2 Bxe3 14. Qe2 Qxf2+ 15. Qxf2 Bxf2+ 16. Kxf2 0-0 17. g4 f5 18. Kg3 fxg4 19. hxg4 h6 20. Nd2 Rf7 21. Be5 g6 22. Rf1 Rxf1 23. Nxf1 h5 24. gxh5 gxh5 25. Ne3 Rd8 26. Bf3 Bf7 27. Nf5 d4 28. Bxd4 Bxa2 29. Bxh5 Kh7 30. Kf4 Bb1 31. Ne3 Rf8+ 32. Ke5 Bg6 33. Bxg6+ Kxg6 34. Bxa7 Re8+ 35. Kd6 Ra8 36. Bb6 Ra6 37. Kc7 Ra2 38. b4 Re2 39. Kxb7 Rf2 40. Bd4 Rf7+ 41. Kc6 Rf6+ 42. Bxf6 Kxf6 43. Nd5+ Ke5 44. b5 Ke6 45. b6 Ke5 46. b7 Ke4 47. b8Q Kd3 48. Qb5+ Ke4 1-0

[Event "Santa Maria op 4th"]
[Site "Santa Maria"]
[Date "2023.11.24"]
[Round "2"]
[White "Righi, Luiz Antonio"]
[Black "De Quadros, Miguel Angelo Faria"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1690"]
[BlackElo "1795"]
[PlyCount "84"]
[EventDate "2023.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 Bb4+ 4. Bd2 Be7 5. Nc3 0-0 6. e4 d5 7. e5 Ne8 8. b3 c5 9. cxd5 exd5 10. Be3 cxd4 11. Bxd4 Be6 12. Bd3 Nc6 13. 0-0 Rc8 14. Rc1 Ba3 15. Rc2 Nb4 16. Nb5 Nxc2 17. Bxc2 Be7 18. Nxa7 Ra8 19. Nb5 g6 20. a4 Ng7 21. h3 Qd7 22. Bb2 Rfd8 23. Nbd4 Rac8 24. g4 h5 25. Nxe6 Qxe6 26. Nd4 Qd7 27. Bd3 hxg4 28. Bb5 Qc7 29. hxg4 Qxe5 30. Re1 Qd6 31. Qe2 Bf6 32. Qd3 Qf4 33. Qg3 Qd2 34. Qe3 Qxb2 35. Ne2 Ne6 36. Qh6 Bg5 37. Qh2 Qd2 38. Kf1 Nf4 39. Ng3 Rc1 40. b4 Kg7 41. Nf5+ gxf5 42. f3 Rxe1# 0-1

[Event "Santa Maria op 4th"]
[Site "Santa Maria"]
[Date "2023.11.24"]
[Round "1"]
[White "Teixeira, Telmo De Moraes"]
[Black "Righi, Luiz Antonio"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2037"]
[BlackElo "1690"]
[PlyCount "103"]
[EventDate "2023.11.24"]
[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 e6 3. Nf3 d5 4. g3 c6 5. Bg2 Be7 6. 0-0 0-0 7. Nbd2 Nbd7 8. Qc2 Re8 9. b3 Bf8 10. Bb2 h6 11. Rac1 Nh7 12. e4 Ng5 13. e5 f5 14. exf6 Nxf3+ 15. Nxf3 Qxf6 16. Rfe1 Qd8 17. Qg6 Nf6 18. Ne5 Re7 19. Ba3 Rc7 20. Bxf8 Qxf8 21. c5 Qe8 22. Qc2 Bd7 23. Qe2 Qd8 24. Nxd7 Qxd7 25. Qxe6+ Qxe6 26. Rxe6 Re8 27. Rxe8+ Nxe8 28. Re1 Nf6 29. f3 Kf8 30. Bh3 b6 31. cxb6 axb6 32. Bf5 Ra7 33. Rc1 Rc7 34. b4 Ne8 35. a4 Nd6 36. Bd3 Ke7 37. Kf2 Kd7 38. b5 c5 39. dxc5 Rxc5 40. Rc2 Rxc2+ 41. Bxc2 Nc4 42. Ke2 Kd6 43. Kd3 Ne5+ 44. Ke3 g5 45. h3 Nc4+ 46. Kd4 Ne5 47. f4 gxf4 48. gxf4 Nf3+ 49. Ke3 Ng1 50. Bf5 d4+ 51. Kf2 Nxh3+ 52. Bxh3 1-0

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.23"]
[Round "6"]
[White "Righi, Luiz Antonio"]
[Black "Moreira, Etchiel Ribeiro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1812"]
[BlackElo "1829"]
[PlyCount "121"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d5 5. d4 0-0 6. Na3 Nbd7 7. Bf4 Re8 8. Nb5 e5 9. dxe5 Ng4 10. Bg5 f6 11. Qxd5+ Kh8 12. exf6 Ngxf6 13. Qc4 c6 14. Nd6 Qe7 15. Nxe8 Qxe8 16. Rad1 Nb6 17. Qb3 Be6 18. Qd3 Bf5 19. Qb3 Be6 20. Qd3 Bf5 21. Qe3 Nfd5 22. Qxe8+ Rxe8 23. c3 h6 24. Bc1 g5 25. Rfe1 Nf6 26. Nd4 Bg6 27. f3 Nbd7 28. e4 Ne5 29. Kf2 Bf8 30. h3 a5 31. Be3 a4 32. Nc2 Nc4 33. Bd4 Bg7 34. b3 Nb2 35. Rd2 axb3 36. axb3 Rd8 37. Bf1 c5 38. Be3 Nxe4+ 39. fxe4 Rf8+ 40. Kg1 Bxc3 41. Rc1 Bxd2 42. Bxd2 Rxf1+ 43. Rxf1 Nd3 44. Bc3+ Kg8 45. Ra1 Bxe4 46. Ne3 b5 47. Ng4 Kf7 48. Nxh6+ Ke6 49. Ra6+ Kd7 50. Ng4 Bf5 51. Nf6+ Kc8 52. g4 Bg6 53. Bd2 c4 54. bxc4 bxc4 55. Rc6+ Kb7 56. Rxc4 Ne5 57. Rb4+ Kc6 58. Bxg5 Nf7 59. Bf4 Kc5 60. Rb8 Kd4 61. Kf2 1-0

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.23"]
[Round "7"]
[White "Righi, Luiz Antonio"]
[Black "Santos, Leonardo Bortolotti"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1812"]
[BlackElo "1939"]
[PlyCount "108"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 g6 2. Nf3 Bg7 3. d4 c5 4. Be2 Qb6 5. c3 d5 6. 0-0 Nc6 7. Qb3 c4 8. Qxb6 axb6 9. Na3 Nf6 10. Nd2 0-0 11. h3 e5 12. b3 cxb3 13. Nxb3 Ne4 14. Nb5 Ra4 15. Bb2 Be6 16. Bd1 Na7 17. Be2 Rc8 18. Rfc1 Bd7 19. Nxa7 Rxa7 20. Kf1 Rca8 21. Ke1 Rxa2 22. Rcb1 Nd6 23. Nd2 Bf5 24. Rc1 h5 25. c4 exd4 26. exd4 Bh6 27. Rxa2 Rxa2 28. Bc3 Ne4 29. Nxe4 Bxc1 30. Nd6 Bd2+ 31. Bxd2 Ra1+ 32. Bc1 Rxc1+ 33. Kd2 Rc2+ 34. Kd1 Ra2 35. cxd5 Bc2+ 36. Ke1 Bb3 37. Bf3 Ra4 38. Nxb7 Rxd4 39. d6 Bd5 40. d7 Bxb7 41. Bxb7 Rxd7 42. Bc6 Rc7 43. Ba4 Kf8 44. Kd2 Ke7 45. Bb3 Kd6 46. Kd3 f6 47. g4 h4 48. f4 g5 49. fxg5 fxg5 50. Ke4 Rc3 51. Bg8 Rxh3 52. Kf5 Rf3+ 53. Kxg5 h3 54. Bh7 Ke5 0-1

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.22"]
[Round "3"]
[White "De Freitas, Fabio Ribeiro"]
[Black "Righi, Luiz Antonio"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "1744"]
[BlackElo "1812"]
[PlyCount "107"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Bc4 e6 5. 0-0 Be7 6. c3 dxc3 7. Nxc3 a6 8. Qe2 b5 9. Bb3 Bb7 10. Bf4 g5 11. Bg3 h5 12. Nd5 Rc8 13. Nxe7 Qxe7 14. Rfd1 e5 15. Qd2 f6 16. h4 g4 17. Nh2 Nd4 18. Bxg8 Rxg8 19. Qe3 Qh7 20. Rxd4 exd4 21. Qb3 Qf7 22. Qb4 Qe6 23. Nf1 Rc4 24. Qd2 Rg6 25. Re1 Kf8 26. b3 Rc8 27. Qxd4 Rc2 28. Ne3 Rc6 29. Nf5 Bc8 30. Nd6 Kg8 31. Qd5 Kh7 32. Qxh5+ Rh6 33. Qf5+ Kh8 34. Qxe6 dxe6 35. Nf7+ Kg7 36. Nxh6 Kxh6 37. Bf4+ Kg6 38. Re2 e5 39. Be3 Bb7 40. Kh2 Rc3 41. f3 Kh5 42. Kg3 gxf3 43. gxf3 Rc8 44. Bf2 Rg8+ 45. Kh2 f5 46. Be1 fxe4 47. fxe4 Rg4 48. Kh3 Rxe4 49. Rxe4 Bxe4 50. Bg3 Bb7 51. a3 e4 52. b4 Bc6 53. Bb8 e3 54. Bg3 1/2-1/2

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.22"]
[Round "4"]
[White "Righi, Luiz Antonio"]
[Black "Tombesi, Wilson Roberto Lope"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1812"]
[BlackElo "1699"]
[PlyCount "76"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. 0-0 Nf6 6. c3 h6 7. Nbd2 Be7 8. Re1 0-0 9. e4 dxe4 10. Nxe4 cxd4 11. Nxd4 Nxd4 12. cxd4 Nd5 13. a3 b6 14. Nc3 Bb7 15. Qg4 g5 16. h4 Nc7 17. Qd1 Bxg2 18. Kxg2 Nd5 19. Ne4 f5 20. Nc3 Nxc3 21. bxc3 Qd5+ 22. Kg1 Kh7 23. Re5 Qd7 24. Qh5 Rg8 25. Kh2 Rg6 26. hxg5 Rag8 27. f4 Bd6 28. Re1 Kg7 29. Qe2 hxg5 30. Bb2 gxf4 31. Kg2 Rxg3+ 32. Kf2 Kf7 33. Qh5+ Ke7 34. Rg1 Kd8 35. Rxg3 fxg3+ 36. Ke3 Qb5 37. Qh4+ Be7 38. Qf4 Bg5 0-1

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.22"]
[Round "5"]
[White "Teixeira, Weslley Huwe"]
[Black "Righi, Luiz Antonio"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1800"]
[BlackElo "1812"]
[PlyCount "98"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. 0-0 Ne7 6. d3 Ng6 7. Re1 e5 8. Nbd2 Be7 9. Nf1 0-0 10. Ng3 Re8 11. c3 d6 12. Be3 Bf8 13. d4 cxd4 14. cxd4 Bb7 15. Rc1 Qa5 16. Qb3 Rab8 17. Nf5 Ba8 18. Qa3 Qxa3 19. bxa3 Rb2 20. dxe5 dxe5 21. Bxa7 Nf4 22. Kf1 Nd3 23. Rb1 Rxf2+ 24. Bxf2 Nxe1 25. Bxe1 Bxa3 26. Bb4 Bxb4 27. Rxb4 c5 28. Rc4 g6 29. Ne3 f6 30. Rxc5 Bxe4 31. a4 Rd8 32. a5 Rd3 33. Ke2 Ra3 34. Nc4 Ra2+ 35. Ncd2 g5 36. h3 h5 37. Ke3 Bb7 38. Ne4 Ra3+ 39. Nc3 g4 40. hxg4 hxg4 41. Nh4 Rb3 42. Kf2 Kf7 43. Kg3 e4 44. Kxg4 e3 45. Nf5 Kf8 46. Nxe3 Rb2 47. g3 Rf2 48. Nf5 Bf3+ 49. Kh4 Rh2# 0-1

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.21"]
[Round "1"]
[White "Maffini, Victor De Lima"]
[Black "Righi, Luiz Antonio"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1817"]
[BlackElo "1812"]
[PlyCount "99"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 Nc6 6. e3 h6 7. Bh4 Nh7 8. Bg3 Nf6 9. Ne5 0-0 10. Nxc6 bxc6 11. c5 a5 12. Bd3 Ba6 13. Bxa6 Rxa6 14. 0-0 Qc8 15. Qe2 Ra7 16. a4 Nd7 17. f4 f5 18. Rfb1 Qa8 19. Be1 Rb8 20. Na2 Rb3 21. Nc1 Rbb7 22. g4 Nf6 23. gxf5 exf5 24. Nd3 Nd7 25. Qh5 Qf8 26. b4 axb4 27. Rxb4 Kh7 28. Rxb7 Rxb7 29. Nb4 g6 30. Qe2 Nb8 31. Qc2 Qf6 32. Nd3 Nd7 33. Rb1 Ra7 34. a5 Qe6 35. Ne5 Nxe5 36. fxe5 Bg5 37. Qd3 f4 38. exf4 Bxf4 39. a6 Qc8 40. Ra1 Qg4+ 41. Bg3 h5 42. Rf1 Bxg3 43. hxg3 h4 44. Rf4 Qxg3+ 45. Qxg3 hxg3 46. e6 Rxa6 47. e7 Ra8 48. Rf8 Ra1+ 49. Kg2 Re1 50. e8Q 1-0

[Event "Santa Maria op 3rd"]
[Site "Santa Maria de Jetiba"]
[Date "2023.04.21"]
[Round "2"]
[White "Righi, Luiz Antonio"]
[Black "Da Silveira, Pedro Valentim Goet"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "1812"]
[PlyCount "69"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 Nc6 3. d4 e6 4. c4 Bd6 5. Nc3 0-0 6. Bg2 Re8 7. 0-0 e5 8. d5 Ne7 9. e4 c6 10. Bg5 cxd5 11. cxd5 b6 12. Bxf6 gxf6 13. Nh4 Ba6 14. Re1 Qc8 15. Rc1 b5 16. Nxb5 Bxb5 17. Rxc8 Rexc8 18. Bh3 a5 19. a3 Rcb8 20. Nf5 Nc8 21. Qg4+ Kf8 22. Qg7+ Ke8 23. Nh6 Bf8 24. Qxf7+ Kd8 25. Qxf8+ Kc7 26. Rc1+ Kb6 27. Qc5+ Ka6 28. b4 Rb6 29. Qf8 Rbb8 30. Bf1 Bxf1 31. Kxf1 Nb6 32. Qd6 Rc8 33. Rc5 Rxc5 34. bxc5 Rc8 35. Qxb6# 1-0

