[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.14"]
[Round "9"]
[White "Frankental, David"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1947"]
[BlackElo "1833"]
[PlyCount "63"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[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. g3 c6 5. Bg2 Be7 6. 0-0 0-0 7. b3 Nbd7 8. Ba3 Bxa3 9. Nxa3 Qa5 10. Nc2 Ne4 11. Qd3 f5 12. b4 dxc4 13. Qxe4 fxe4 14. bxa5 exf3 15. Bxf3 Nf6 16. Na3 c3 17. Rac1 Nd5 18. Bxd5 exd5 19. Rxc3 Bg4 20. f3 Bh3 21. Rb1 Rae8 22. Kf2 Re7 23. a6 Rfe8 24. Re1 b6 25. Rxc6 Bf5 26. e4 dxe4 27. fxe4 Bxe4 28. d5 Rf8+ 29. Kg1 Rfe8 30. Nc2 Bd3 31. Rxe7 Rxe7 32. d6 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.13"]
[Round "8"]
[White "De Sa, Sidney Loyola"]
[Black "De Albuquerque, Ian Telek C"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1833"]
[BlackElo "1986"]
[PlyCount "126"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. 0-0 Nc6 7. h3 Nd7 8. Bh2 e5 9. c4 exd4 10. exd4 Qf6 11. Nc3 Nxd4 12. Nxd4 Qxd4 13. Qxd4 Bxd4 14. Nd5 Bb6 15. Bg4 Kg7 16. Bxd7 Bxd7 17. a4 Be6 18. a5 Bxd5 19. axb6 Bxc4 20. Rfc1 axb6 21. Rxa8 Rxa8 22. Bg3 b5 23. b3 Bxb3 24. Rxc7 Rd8 25. Rxb7 Bc4 26. Rb6 Kf6 27. Bxd6 Re8 28. Bf4+ Kf5 29. Be3 Ke4 30. Rd6 Rc8 31. Rd4+ Ke5 32. f4+ Ke6 33. Bd2 Rc5 34. Kf2 Rd5 35. Bc3 Rxd4 36. Bxd4 Kd5 37. Ke3 Bf1 38. g4 Bxh3 39. g5 Kc4 40. Bg7 Kb3 41. Kd2 Bf5 42. Kc1 Be4 43. Bf6 Kc4 44. Kd2 Kd5 45. Ke3 Bb1 46. Bg7 Ke6 47. Be5 f6 48. Bxf6 h5 49. Bc3 Kf5 50. Kf3 Be4+ 51. Kg3 Bd5 52. Bd2 Ke4 53. Kh4 Be6 54. Kg3 Kd3 55. Be1 Kc4 56. Kf3 b4 57. Ke2 Kb3 58. Kd1 Ka3 59. Kc1 b3 60. Bc3 h4 61. Kb1 h3 62. Be5 h2 63. Bd6+ Ka4 0-1

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.12"]
[Round "7"]
[White "Tamarozi, Isabelle"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2005"]
[BlackElo "1833"]
[PlyCount "113"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Qc7 7. Nc3 e5 8. Be3 b6 9. Qd2 h6 10. 0-0-0 Be6 11. Kb1 0-0-0 12. Qe2 Ne7 13. Rde1 Kb7 14. Na4 Ka8 15. b3 Nc8 16. g4 Nd6 17. g5 Nb5 18. gxh6 Bxh6 19. Bxh6 Rxh6 20. Ng5 Bc8 21. Qf3 Rf8 22. Qf6 Rhh8 23. Re3 Rh5 24. Rg3 Qd6 25. Qg7 Qe7 26. Nh7 Rxh7 27. Qxh7 Qf6 28. Qh6 Rh8 29. Qe3 Nd4 30. Rf1 Rh4 31. Qg5 Qxg5 32. Rxg5 Nf3 33. Rgg1 Nd2+ 34. Kc1 Nxf1 35. Rxf1 Bxh3 36. Rh1 g5 37. Kd2 Bg2 38. Rg1 Rh2 39. Nb2 f6 40. Nc4 Bf3 41. Ke3 Bh5 42. Nd6 Kb8 43. Nf5 Kc7 44. Ng3 Rh3 45. Kd2 Bg6 46. a4 a5 47. Ra1 Rh2 48. Ke3 Rh3 49. Kd2 Bf7 50. Ke3 Be6 51. Kf3 Rh2 52. Nf1 Rh4 53. Ng3 Bg4+ 54. Kg2 Rh8 55. f3 Bh3+ 56. Kf2 Be6 57. Kg2 1/2-1/2

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.11"]
[Round "6"]
[White "De Sa, Sidney Loyola"]
[Black "Santos Filho, Tadeu Souza"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1833"]
[BlackElo "2018"]
[PlyCount "89"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[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. Bg5 d5 4. e3 Be7 5. Bd3 0-0 6. 0-0 c5 7. c3 b6 8. Nbd2 Ba6 9. Bxa6 Nxa6 10. Ne5 Nb8 11. Qe2 Nfd7 12. Bxe7 Qxe7 13. f4 f6 14. Nxd7 Nxd7 15. Qh5 a5 16. f5 Rae8 17. Rae1 b5 18. Rf3 Rf7 19. Rh3 Nf8 20. Nb3 c4 21. Nc5 exf5 22. Qxf5 Qd8 23. e4 g6 24. Qf2 Ne6 25. exd5 Ng7 26. Rxe8+ Nxe8 27. Re3 Nc7 28. Ne6 Qd6 29. Nxc7 Qxc7 30. Re6 Qd8 31. d6 Kg7 32. Qe3 Kf8 33. Qh6+ Kg8 34. Qe3 Kf8 35. Qe4 b4 36. Qc6 bxc3 37. bxc3 Qb8 38. Re1 Qd8 39. Re6 Qb8 40. Re1 Qd8 41. h3 f5 42. Qd5 f4 43. Re6 f3 44. Qe5 Rd7 45. Re7 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.10"]
[Round "4"]
[White "Bashtavenko, Aleksey Stanislavov"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1565"]
[BlackElo "1833"]
[PlyCount "38"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bd6 7. Bg3 Ne7 8. Bd3 Bf5 9. Qc2 Bxd3 10. Qxd3 f5 11. Bxd6 Qxd6 12. Nge2 Nd7 13. h4 Nf6 14. Nf4 g6 15. g3 Ne4 16. Nxe4 dxe4 17. Qe2 Nd5 18. Nxd5 Qxd5 19. 0-0 h6 1/2-1/2

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.10"]
[Round "5"]
[White "De Sa, Sidney Loyola"]
[Black "Campello, Rafael Mendes"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1833"]
[PlyCount "129"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[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. g3 c5 4. c3 e6 5. Bg2 Be7 6. 0-0 0-0 7. Re1 b6 8. Ne5 Bb7 9. Nd2 cxd4 10. cxd4 Nc6 11. Ndf3 Ne4 12. Nxc6 Bxc6 13. Ne5 Rc8 14. Nxc6 Rxc6 15. f3 Nf6 16. Qa4 Qd7 17. Be3 Rfc8 18. a3 Rc2 19. Qxd7 Nxd7 20. Rac1 h5 21. h4 Bd6 22. f4 Nf6 23. Bd2 Rxc1 24. Rxc1 Rxc1+ 25. Bxc1 a5 26. Bf3 Ne4 27. Kg2 g6 28. g4 hxg4 29. Bxg4 f5 30. Bf3 Nf6 31. e3 Be7 32. Bd2 Ne4 33. Be1 Nd6 34. Be2 a4 35. Bb4 Kf7 36. Bxd6 Bxd6 37. Bb5 Be7 38. Kg3 Bf6 39. Bxa4 Ke7 40. Bb5 Kf7 41. Be2 Kg7 42. b4 Be7 43. Bb5 Kf7 44. Be2 Kg7 45. h5 g5 46. fxg5 Bxg5 47. Kf2 Kh6 48. a4 Bd8 49. Bb5 Kxh5 50. Bd7 Kg5 51. Bxe6 f4 52. Bxd5 fxe3+ 53. Kxe3 Kf5 54. Kd3 Kf4 55. Kc4 Bf6 56. Bc6 Ke3 57. d5 Ke4 58. Kb5 Bd8 59. a5 bxa5 60. bxa5 Bxa5 61. Kxa5 Ke5 62. Kb5 Kd6 63. Kc4 Kc7 64. Kc5 Kc8 65. Kd6 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.08"]
[Round "2"]
[White "De Sa, Sidney Loyola"]
[Black "Richards, Jaleel"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1833"]
[BlackElo "1392"]
[PlyCount "61"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[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. Bg5 d5 4. e3 c5 5. c3 Nc6 6. Bd3 Be7 7. Nbd2 cxd4 8. exd4 Qc7 9. 0-0 0-0 10. Re1 Ng4 11. Bxe7 Qxe7 12. h3 Nf6 13. Qe2 Qc7 14. Ne5 Nd7 15. f4 Re8 16. Bxh7+ Kf8 17. Bd3 Ndxe5 18. fxe5 Qb6 19. Nf3 f6 20. Qf2 Ke7 21. Qg3 fxe5 22. Nxe5 Nxe5 23. Qxe5 Qxb2 24. Qxg7+ Kd8 25. Qg5+ Kd7 26. Rab1 Qxc3 27. Bb5+ Kd6 28. Qe5+ Ke7 29. Rbc1 Qa5 30. Rc7+ Qxc7 31. Qxc7+ 1-0

[Event "Rio de Janeiro Duchamp op 4th"]
[Site "Rio de Janeiro"]
[Date "2022.12.07"]
[Round "1"]
[White "Rodi, Luis Ernesto"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2303"]
[BlackElo "1833"]
[PlyCount "95"]
[EventDate "2022.12.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. f4 Bg7 6. d3 d6 7. Nf3 Bg4 8. 0-0 Nf6 9. Qe1 0-0 10. Qh4 Bxf3 11. Rxf3 e6 12. f5 Nd7 13. Bg5 Bf6 14. Rh3 h5 15. Rg3 Kh7 16. Rf1 exf5 17. exf5 Bxg5 18. Rxg5 Kh6 19. Ne4 d5 20. Qf4 Kh7 21. Nd6 Qb8 22. Nxf7 Qxf4 23. fxg6+ Kg7 24. Rxf4 Rae8 25. h3 Re6 26. Ra4 Rxg6 27. Rxg6+ Kxg6 28. Nd6 Ra8 29. Ra6 Nb8 30. Ra5 Nd7 31. Nb7 c4 32. dxc4 dxc4 33. Nd6 c3 34. bxc3 c5 35. Ne4 Re8 36. Nxc5 Nxc5 37. Rxc5 Re2 38. a4 h4 39. a5 Rxc2 40. Rc7 Kf6 41. a6 Ke6 42. Rxa7 Rxc3 43. Rh7 Rc4 44. a7 Ra4 45. Rxh4 Rxa7 46. Rf4 Ke5 47. Rf8 Rg7 48. Kh2 1-0

[Event "Cinelandia de Andrade Memorial 4th"]
[Site "Cinelandia"]
[Date "2022.08.07"]
[Round "5"]
[White "De Sa, Sidney Loyola"]
[Black "Lima, Ivan Varga"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1832"]
[BlackElo "1744"]
[PlyCount "79"]
[EventDate "2022.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Bf4 Bg7 5. e3 0-0 6. Be2 Bf5 7. Nc3 h6 8. h3 Re8 9. 0-0 Nc6 10. d5 Nb8 11. Rc1 Na6 12. Nd4 Bd7 13. Bh2 c6 14. e4 Nc5 15. f3 Kh7 16. b4 Na6 17. a3 Nc7 18. f4 c5 19. Nb3 cxb4 20. axb4 Na6 21. e5 Ng8 22. Na2 Rc8 23. c5 dxc5 24. Bxa6 bxa6 25. bxc5 Ba4 26. Nc3 Bxb3 27. Qxb3 Rxc5 28. Rfd1 Qb8 29. Qxb8 Rxb8 30. Ne4 Rcc8 31. Rxc8 Rxc8 32. d6 exd6 33. Nxd6 Rc7 34. Ra1 Bf8 35. Bg3 Bxd6 36. exd6 Rd7 37. Rxa6 Nf6 38. Bf2 Ne4 39. Bd4 Rxd6 40. Rxd6 1/2-1/2

[Event "Cinelandia de Andrade Memorial 4th"]
[Site "Cinelandia"]
[Date "2022.08.07"]
[Round "4"]
[White "Machado, Wallace Fernandes"]
[Black "De Sa, Sidney Loyola"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1676"]
[BlackElo "1832"]
[PlyCount "80"]
[EventDate "2022.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8. Na3 Be7 9. Be2 0-0 10. h3 Be6 11. 0-0 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Be3 Rb8 15. c4 Be6 16. Qc1 Nd4 17. Bd1 f5 18. f3 f4 19. Bf2 Rc8 20. b3 Bc5 21. Re1 Qg5 22. g4 Nxf3+ 23. Bxf3 Qh4 24. Bxc5 Qg3+ 25. Bg2 f3 26. Ra2 Rxc5 27. Qe3 Rc7 28. Rf1 f2+ 29. Qxf2 Rxf2 30. Raxf2 Rf7 31. Nc2 Rxf2 32. Rxf2 Qxb3 33. c5 Bd5 34. Bxd5+ Qxd5 35. Ne3 Qxc5 36. Nf5 g6 37. Nh6+ Kg7 38. g5 Qc1+ 39. Kh2 Qxg5 40. Nf7 Qe7 0-1

[Event "Cinelandia de Andrade Memorial 4th"]
[Site "Cinelandia"]
[Date "2022.08.06"]
[Round "3"]
[White "Fernandes, Joao Manoel Strauss"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1688"]
[BlackElo "1832"]
[PlyCount "106"]
[EventDate "2022.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Be6 12. Nc2 Bxd5 13. Qxd5 Ne7 14. Qb7 Qb8 15. Qxb8+ Rxb8 16. Nb4 a5 17. Na6 Rb7 18. Bxb5+ Kf8 19. a4 g6 20. Rd1 Nc8 21. b4 Bd8 22. Bc6 Ra7 23. Bb5 Rb7 24. Rd3 Ke7 25. bxa5 Bxa5 26. Nb4 Bxb4 27. cxb4 Na7 28. Rd5 Nxb5 29. axb5 Rhb8 30. Kd2 Rxb5 31. Rxb5 Rxb5 32. Rb1 d5 33. exd5 Rxd5+ 34. Kc3 Rd4 35. b5 Kd7 36. b6 Kc8 37. Rb4 Rd7 38. Ra4 Kb8 39. Ra7 Rxa7 40. bxa7+ Kxa7 41. Kc4 e4 42. Kd5 f5 43. g4 fxg4 44. Kxe4 Kb7 45. Kf4 h6 46. Ke5 Kc6 47. Kf6 Kd6 48. Kxg6 Ke6 49. Kxh6 Kf6 50. Kh5 Kf5 51. Kh4 Kf4 52. Kh5 Kf5 53. Kh6 Kf6 1/2-1/2

[Event "Cinelandia de Andrade Memorial 4th"]
[Site "Cinelandia"]
[Date "2022.08.05"]
[Round "1"]
[White "De Sa, Sidney Loyola"]
[Black "Mesquita, Victor Noronha"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "1832"]
[BlackElo "1132"]
[PlyCount "125"]
[EventDate "2022.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Bd3 h6 8. Bh4 b6 9. cxd5 exd5 10. Qb3 Bb7 11. Rc1 c5 12. Bb1 Rc8 13. 0-0 Re8 14. Qc2 Nf8 15. Qa4 a6 16. Bf5 Ne6 17. Ne5 Rc7 18. Qd1 Nd7 19. Nxf7 Kxf7 20. Qh5+ Kg8 21. Bxe6+ Kh8 22. Bg3 Rc8 23. Qh3 Bc6 24. Nxd5 Rf8 25. Be5 Kh7 26. Bxd7 Bxd7 27. Qg3 Rf7 28. Bc7 Qf8 29. Nxb6 Rxc7 30. Qxc7 Bb5 31. Qc8 Qxc8 32. Nxc8 Bxf1 33. Kxf1 cxd4 34. exd4 Bf6 35. Rd1 Rd7 36. Nb6 Rxd4 37. Rxd4 Bxd4 38. Nc4 Kg6 39. Ke2 Kf5 40. b3 g5 41. f3 Bg1 42. g3 h5 43. Kf1 Bd4 44. h3 Bc5 45. Ke2 Bd4 46. Kd3 Bf2 47. Nd6+ Ke5 48. Ne4 Bxg3 49. Nxg3 Kf4 50. Nxh5+ Kxf3 51. Ng7 g4 52. hxg4 Kxg4 53. Ke4 Kg5 54. Ke5 Kg6 55. Ne6 Kf7 56. Nc7 a5 57. Kd6 Kf6 58. Kc5 Ke5 59. Nb5 Ke6 60. Kb6 a4 61. bxa4 Kd5 62. a5 Kc4 63. a6 1-0

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.08"]
[Round "7"]
[White "De Sa, Sidney Loyola"]
[Black "Silva, Marcelo dos Santos"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1772"]
[BlackElo "1955"]
[PlyCount "99"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 f5 3. e3 Nf6 4. Nf3 Be7 5. h3 b6 6. c4 Bb7 7. Be2 Bb4+ 8. Nbd2 Ne4 9. 0-0 Nxd2 10. Nxd2 0-0 11. Bf3 Bxf3 12. Nxf3 a5 13. c5 a4 14. a3 Ba5 15. Qxa4 Nc6 16. Qc2 bxc5 17. dxc5 Rb8 18. b4 Bxb4 19. axb4 Nxb4 20. Qc4 Nd5 21. Rfb1 Rc8 22. Re1 h6 23. Be5 Qe8 24. e4 fxe4 25. Qxe4 Qf7 26. Qg4 Rb8 27. Reb1 Rxb1+ 28. Rxb1 Ra8 29. Qg3 Ne7 30. Bxc7 Qf5 31. Rb8+ Rxb8 32. Bxb8 Qb1+ 33. Kh2 Nf5 34. Qe5 Qc2 35. Kg1 Qb1+ 36. Ne1 Kh7 37. Bd6 Qd1 38. Qe4 Kg8 39. Kh2 h5 40. Nd3 Qc2 41. Qf3 h4 42. Ne5 Qd2 43. Nxd7 Qd4 44. Qa8+ Kh7 45. Nf8+ Kh6 46. Nxe6 Qxf2 47. Qh8+ Kg6 48. Nf4+ Kf6 49. Qd8+ Ne7 50. Qxe7+ 1-0

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.07"]
[Round "6"]
[White "Rovedo, Salomao"]
[Black "De Sa, Sidney Loyola"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1596"]
[BlackElo "1772"]
[PlyCount "104"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. d3 Bg7 6. Nbd2 d6 7. e4 Nbd7 8. Nb3 0-0 9. Re1 c5 10. c3 Qc7 11. Nbd2 e6 12. Nc4 b5 13. Nxd6 Qxd6 14. e5 Qc7 15. exf6 Bxf6 16. Be3 Rac8 17. Rc1 Bd5 18. c4 bxc4 19. dxc4 Bc6 20. Qe2 Qb7 21. b3 a5 22. Red1 Rfd8 23. Ne1 Bxg2 24. Nxg2 Ne5 25. Ne1 Qc6 26. Bf4 Nd7 27. Nf3 Qa8 28. Rd3 a4 29. Rcd1 axb3 30. axb3 Nf8 31. Ne5 Rxd3 32. Rxd3 Qa1+ 33. Kg2 g5 34. Rd1 Qa8+ 35. Kg1 gxf4 36. Qh5 Bxe5 37. Qxe5 Qb8 38. Qc3 fxg3 39. hxg3 Rd8 40. Re1 Rd4 41. Qe3 Qd8 42. Qf3 Ng6 43. Kg2 Qg5 44. Kf1 Qg4 45. Qa8+ Kg7 46. Qa1 Qf3 47. Qb2 e5 48. Kg1 Nh4 49. gxh4 Rxh4 50. Kf1 Qh1+ 51. Ke2 Re4+ 52. Kd3 Qxe1 0-1

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.06"]
[Round "5"]
[White "De Sa, Sidney Loyola"]
[Black "Rangel, Daniel"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1772"]
[BlackElo "2256"]
[PlyCount "92"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nc6 5. c3 b6 6. d4 Bb7 7. d5 Ne5 8. Nxe5 Bxe5 9. f4 Bg7 10. e4 d6 11. Qa4+ Qd7 12. Qxd7+ Kxd7 13. Re1 Nf6 14. e5 Ne8 15. c4 f6 16. e6+ Kd8 17. Bd2 f5 18. Bc3 Nf6 19. Nd2 Kc7 20. a4 a6 21. Bf3 Ne8 22. Bxg7 Nxg7 23. Kf2 Ne8 24. Nb1 b5 25. axb5 axb5 26. Rxa8 Bxa8 27. b3 Kb6 28. Nc3 Nc7 29. Ra1 Bb7 30. Be2 Ra8 31. Rxa8 Bxa8 32. Ke3 Ka5 33. Kd2 Bb7 34. Kc2 Ba6 35. cxb5 Nxb5 36. Bxb5 Bxb5 37. Nxb5 Kxb5 38. Kc3 Ka6 39. Kd3 Kb6 40. h3 h5 41. Kc4 Ka5 42. Kc3 Kb5 43. h4 Ka6 44. Kd3 Kb6 45. Kc2 Ka5 46. Kc3 Kb5 0-1

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.06"]
[Round "4"]
[White "Rego, Sandro da Silva"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1984"]
[BlackElo "1772"]
[PlyCount "54"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. Nd2 Bf5 5. Ngf3 e6 6. e3 Bd6 7. Bxd6 cxd6 8. Be2 Nc6 9. 0-0 0-0 10. c4 dxc4 11. Nxc4 d5 12. Nce5 f6 13. Nxc6 bxc6 14. Rc1 Qb6 15. b3 Rfc8 16. Nd2 Qa5 17. Nxe4 Bxe4 18. Ra1 c5 19. Bd3 Bxd3 20. Qxd3 c4 21. bxc4 Rxc4 22. h3 Rac8 23. Qb3 Rb4 24. Qd1 Rbc4 25. Qb3 Rc3 26. Qb2 R3c7 27. Qb3 Rc3 1/2-1/2

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.05"]
[Round "3"]
[White "De Sa, Sidney Loyola"]
[Black "Moura, Eduardo Henrique B"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1772"]
[BlackElo "2104"]
[PlyCount "28"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nf6 3. Bf4 h6 4. h3 c6 5. c3 Qb6 6. Qb3 Be6 7. Qc2 Nbd7 8. Nbd2 d5 9. e3 g6 10. Bd3 Bg7 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 0-0 14. 0-0 Bd5 1/2-1/2

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.05"]
[Round "2"]
[White "Rodolpho Filho, Joao"]
[Black "De Sa, Sidney Loyola"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "1397"]
[BlackElo "1772"]
[PlyCount "44"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. Nc3 d5 7. Nxd5 Nxd5 8. cxd5 Bxd5 9. 0-0 Nd7 10. Re1 Nf6 11. Bg5 0-0 12. e3 Rc8 13. a3 c5 14. dxc5 Rxc5 15. Rc1 Qc7 16. b4 Rxc1 17. Qxc1 Qb7 18. Qb2 Bxf3 19. Bxf3 Qxf3 20. Rc1 Rd8 21. Qc2 h6 22. Bf4 Ne4 0-1

[Event "Niteroi op 1st"]
[Site "Niteroi"]
[Date "2019.09.04"]
[Round "1"]
[White "De Sa, Sidney Loyola"]
[Black "Manzi, Luiz Antonio Bardao"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1772"]
[BlackElo "2039"]
[PlyCount "50"]
[EventDate "2019.09.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. Bf4 e6 4. e3 Bd6 5. Ne5 Nbd7 6. Bd3 0-0 7. Nd2 Qe7 8. Qf3 Re8 9. g4 Nf8 10. Bg5 Ng6 11. Nxg6 fxg6 12. h4 e5 13. Bxf6 Qxf6 14. Qxd5+ Be6 15. Qxb7 exd4 16. g5 Qf7 17. e4 a5 18. Qc6 Rab8 19. Nc4 Qf3 20. Nxd6 cxd6 21. Rh2 d5 22. e5 Rbc8 23. Qa4 Qf4 24. Rh1 Bg4 25. Kf1 Rf8 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.03"]
[Round "7"]
[White "De Sa, Sidney Loyola"]
[Black "Gauche, Joao Gabriel N Silv"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1751"]
[BlackElo "1702"]
[PlyCount "53"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Nf3 Bb7 5. Nbd2 Be7 6. Bd3 d5 7. h3 c5 8. c3 Nc6 9. Qe2 Kf8 10. Ba6 Qc8 11. Bxb7 Qxb7 12. a4 h6 13. Ne5 Nxe5 14. Bxe5 Nd7 15. Nf3 Nxe5 16. Nxe5 Bf6 17. f4 Bxe5 18. fxe5 g6 19. 0-0 Kg7 20. Rf6 h5 21. Raf1 Raf8 22. h4 Rc8 23. Rxf7+ Qxf7 24. Rxf7+ Kxf7 25. Qf3+ Kg7 26. Qf6+ Kh6 27. Qxe6 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "5"]
[White "Sanchez, Ivan Roberto"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1665"]
[BlackElo "1751"]
[PlyCount "87"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. d3 d5 6. Nbd2 Be7 7. e4 dxe4 8. dxe4 Nxe4 9. Ne5 Qd4 10. Nxe4 Qxd1 11. Rxd1 c6 12. Nd6+ Bxd6 13. Rxd6 Ke7 14. Rd1 f6 15. Nf3 c5 16. b3 Na6 17. Ne1 Bxg2 18. Kxg2 Rac8 19. c4 Nc7 20. Be3 h5 21. Rd2 Na6 22. Rad1 Nb8 23. h4 Rcg8 24. Nf3 e5 25. Rd5 Rc8 26. Bc1 Rc7 27. Nd2 Nc6 28. Ne4 Nd4 29. f4 Nc6 30. fxe5 Nb4 31. exf6+ gxf6 32. Nc3 Kf7 33. Rd7+ Rxd7 34. Rxd7+ Ke6 35. Rxa7 Rd8 36. Nd5 Nxd5 37. cxd5+ Rxd5 38. Ra6 Rd6 39. Bf4 Rc6 40. a4 Kd5 41. a5 Re6 42. Rxb6 Re2+ 43. Kf3 Rb2 44. Rd6# 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "4"]
[White "De Sa, Sidney Loyola"]
[Black "Azevedo, Hugo Daniel de Oliv"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1751"]
[BlackElo "1650"]
[PlyCount "117"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 Nf6 3. Bf4 cxd4 4. Qxd4 d6 5. Bg3 Nc6 6. Qd1 g6 7. c3 Bg7 8. e3 0-0 9. Be2 e5 10. Nbd2 e4 11. Nd4 d5 12. 0-0 Re8 13. Qc2 Bg4 14. Bxg4 Nxg4 15. h3 Nge5 16. N2b3 Qb6 17. Rad1 Rac8 18. Qb1 Nd3 19. Rd2 Nce5 20. Bxe5 Bxe5 21. Nc1 Bxd4 22. cxd4 Nb4 23. a3 Nc6 24. Ne2 Qd8 25. Rc2 g5 26. Nc3 g4 27. Qd1 gxh3 28. Qg4+ Kh8 29. Qxh3 Rg8 30. Qf5 Qg5 31. Qxg5 Rxg5 32. Ne2 h5 33. Nf4 Rcg8 34. Kh2 Rf5 35. Rc5 Rd8 36. Rfc1 Kg7 37. R1c2 Nxd4 38. exd4 Rxf4 39. Rc7 Rb8 40. Rd7 Rf5 41. Kg1 Kf6 42. Rcc7 Ke6 43. Rxb7 Rxb7 44. Rxb7 Kd6 45. Rxa7 Kc6 46. Ra5 Rg5 47. a4 f5 48. Ra6+ Kc7 49. Rf6 f4 50. Rxf4 Kb6 51. b4 Rg6 52. Rf5 Rc6 53. Rxd5 Rc4 54. a5+ Ka6 55. Rd6+ Kb5 56. Rb6+ Ka4 57. a6 Rc8 58. a7 Ra8 59. Rb7 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "3"]
[White "Modes, Andre Vinicius"]
[Black "De Sa, Sidney Loyola"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1654"]
[BlackElo "1751"]
[PlyCount "110"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Nbd2 Qb6 7. Qb3 c4 8. Qxb6 axb6 9. b3 b5 10. Ne5 Nxe5 11. Bxe5 Be7 12. Bxf6 Bxf6 13. g3 h5 14. h4 e5 15. f4 exd4 16. exd4 Be6 17. bxc4 bxc4 18. Bh3 Bxh3 19. Rxh3 Kd7 20. Rh2 Ra6 21. Nf3 Ra3 22. Rc2 b5 23. Rb1 Kc6 24. Kd2 Rha8 25. Rbb2 R8a5 26. Ne5+ Bxe5 27. fxe5 b4 28. cxb4 Rxg3 29. Rc3 Rxc3 30. Kxc3 Ra3+ 31. Kc2 Kb5 32. Kd1 Ra4 33. Rf2 Ra7 34. a4+ Kxb4 35. Rf5 Kc3 36. Rf4 Kd3 37. Rf5 Kxd4 38. Rxh5 Ke4 39. Rg5 d4 40. Rxg7 Kxe5 41. h5 Rxa4 42. h6 Ra1+ 43. Ke2 Rh1 44. h7 Rh2+ 45. Kd1 Kf6 46. Rg4 Ke5 47. Rg7 f6 48. Re7+ Kd6 49. Rf7 Ke6 50. Rg7 d3 51. Rc7 Kd5 52. Rf7 Kd4 53. Rxf6 Rxh7 54. Rf4+ Kc3 55. Rf1 Ra7 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "6"]
[White "Bocca, Edson Ricardo"]
[Black "De Sa, Sidney Loyola"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1637"]
[BlackElo "1751"]
[PlyCount "90"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. d3 e6 6. Nc3 Be7 7. 0-0 Ngf6 8. Re1 a6 9. Bd2 b5 10. Ne2 Qc7 11. Ng3 Ne5 12. Nxe5 dxe5 13. Qe2 0-0 14. Nh5 Nxh5 15. Qxh5 g6 16. Qe2 Bf6 17. Kh1 c4 18. dxc4 Qxc4 19. Qxc4 bxc4 20. Bc3 Bg7 21. Red1 Rfd8 22. f3 f6 23. Kg1 Bf8 24. Kf1 Kf7 25. Ke2 Bc5 26. Rxd8 Rxd8 27. b3 cxb3 28. axb3 Rd6 29. Rd1 Bd4 30. Bxd4 exd4 31. Ra1 e5 32. Ra4 Ke6 33. Rc4 Kd7 34. Kd2 f5 35. Rb4 Kc7 36. Kd3 Rc6 37. Rc4 f4 38. Rxc6+ Kxc6 39. Kc4 a5 40. g4 fxg3 41. hxg3 h5 42. b4 axb4 43. Kxb4 g5 44. Kc4 h4 45. gxh4 gxh4 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "2"]
[White "De Sa, Sidney Loyola"]
[Black "Bolsoni, Danilo Segateli"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1751"]
[BlackElo "1607"]
[PlyCount "108"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. Be2 Nbd7 6. 0-0 Nh5 7. Bg5 h6 8. Bh4 0-0 9. Nfd2 Nhf6 10. c3 c5 11. Qc2 Qc7 12. dxc5 Nxc5 13. Nb3 Bf5 14. Qd1 Rad8 15. Nd4 Bc8 16. Nd2 a6 17. Rc1 e5 18. N4b3 g5 19. Bg3 Bf5 20. Nf3 Na4 21. Nbd4 Bd7 22. Nf5 Ne4 23. Nxg7 Kxg7 24. Qc2 f5 25. Rfd1 Be6 26. h3 Nxg3 27. fxg3 Nc5 28. Nd2 d5 29. g4 f4 30. exf4 gxf4 31. Nf3 Ne4 32. Nh4 Rf6 33. Nf5+ Kh8 34. Bf3 Ng5 35. Nh4 Qf7 36. c4 e4 37. cxd5 Rxd5 38. Rxd5 Bxd5 39. Qc8+ Qg8 40. Qxg8+ Kxg8 41. Rc8+ Kf7 42. Rc7+ Ke6 43. Be2 Bc6 44. Nf5 Ke5 45. Bc4 Ne6 46. Re7 e3 47. Rxe6+ Rxe6 48. Bxe6 Kxe6 49. Nd4+ Ke5 50. Nxc6+ bxc6 51. Kf1 Kf6 52. Ke2 Kg5 53. g3 fxg3 54. Kxe3 Kh4 0-1

[Event "Rio de Janeiro Estadual-ch"]
[Site "Rio de Janeiro"]
[Date "2018.05.01"]
[Round "6"]
[White "De Sa, Sidney Loyola"]
[Black "Silva, Marcelo dos Santos"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1751"]
[BlackElo "1956"]
[PlyCount "90"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 f5 3. e3 Nf6 4. Be2 Be7 5. Nf3 0-0 6. h3 b6 7. c4 Bb7 8. 0-0 Ne4 9. Nfd2 d6 10. f3 Nxd2 11. Qxd2 Nd7 12. Nc3 Nf6 13. Bd3 Nh5 14. Rae1 Bh4 15. Rd1 Qf6 16. Ne2 Nxf4 17. Nxf4 Bg5 18. Ne2 e5 19. f4 Bh6 20. fxe5 Qg5 21. Nf4 dxe5 22. dxe5 Rae8 23. e6 c5 24. Qc2 Bc8 25. Rde1 g6 26. Qa4 Qg3 27. Re2 Bxf4 28. Rxf4 Rxe6 29. Rf3 Qb8 30. Qc2 Bb7 31. Rf1 Rfe8 32. Rfe1 Qe5 33. Qd2 Rd8 34. Qc2 Red6 35. Rd1 Qg3 36. Qb3 Be4 37. Bc2 Rxd1+ 38. Bxd1 Bd3 39. e4 f4 40. Rf2 Bxe4 41. Bf3 Rd3 42. Qa4 Bxf3 43. Qe8+ Kg7 44. Rxf3 Rxf3 45. Qd7+ Kh6 0-1

[Event "Rio de Janeiro Estadual-ch"]
[Site "Rio de Janeiro"]
[Date "2018.05.01"]
[Round "5"]
[White "Leite, Tarcisio Dantas Fro"]
[Black "De Sa, Sidney Loyola"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1600"]
[BlackElo "1751"]
[PlyCount "98"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 Nc6 6. d4 cxd4 7. cxd4 e6 8. 0-0 Nf6 9. Nc3 Qd7 10. Ne5 Nxe5 11. dxe5 Qxd1 12. Bxd1 Bxd1 13. Rxd1 Ng4 14. Bf4 Bc5 15. Ne4 Bb6 16. h3 Nh6 17. Bxh6 gxh6 18. Nf6+ Kf8 19. Rd7 Rb8 20. Rad1 Kg7 21. R1d3 Rhf8 22. Rg3+ Kh8 23. Ne4 Rbd8 24. Rxd8 Rxd8 25. Nd6 Rd7 26. Kf1 f6 27. f4 fxe5 28. fxe5 Bd4 29. Rf3 Kg8 30. b3 Bxe5 31. Ne4 b6 32. Nf6+ Bxf6 33. Rxf6 Rf7 34. Rxf7 Kxf7 35. Ke2 Kf6 36. g3 Kf5 37. Kf3 Ke5 38. Ke3 h5 39. a3 a6 40. Kd3 b5 41. Ke3 a5 42. Kd3 Kd5 43. g4 hxg4 44. hxg4 Ke5 45. Ke3 h6 46. a4 bxa4 47. bxa4 Kd5 48. Kd3 Kc5 49. Kc3 e5 0-1

[Event "Rio de Janeiro Estadual-ch"]
[Site "Rio de Janeiro"]
[Date "2018.04.29"]
[Round "4"]
[White "De Sa, Sidney Loyola"]
[Black "Da Matta, Eduardo Cesar"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1751"]
[BlackElo "1890"]
[PlyCount "74"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. Nd2 Bd6 7. Bg3 0-0 8. Ngf3 b6 9. Ne5 Bb7 10. a4 a6 11. f4 Ne7 12. 0-0 Nf5 13. Bf2 Ne4 14. Qc2 Nxf2 15. Bxf5 exf5 16. Rxf2 f6 17. Nef3 Qd7 18. g3 a5 19. h3 Rfe8 20. Re1 Re7 21. Rh2 Rae8 22. Kf2 g6 23. Nf1 Ba6 24. N3d2 cxd4 25. cxd4 Bb4 26. Ra1 Rc8 27. Qd1 Qc6 28. Kf3 Rec7 29. Nb3 Qe6 30. Nfd2 Re7 31. Qg1 Rc2 32. g4 Rxb2 33. Rc1 Qd7 34. gxf5 Qxf5 35. Rc6 Bc4 36. Nxc4 Rxh2 37. Nd6 Qxh3+ 0-1

[Event "Rio de Janeiro Estadual-ch"]
[Site "Rio de Janeiro"]
[Date "2018.04.29"]
[Round "3"]
[White "Mesquita, Arnaldo Leite"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "A33"]
[WhiteElo "1742"]
[BlackElo "1751"]
[PlyCount "108"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be7 9. e4 Be6 10. Bxf6 Bxf6 11. Nd5 Bxd5 12. cxd5 Qa5+ 13. Qd2 Qxd2+ 14. Kxd2 Bg5+ 15. Kd1 Nd4 16. h4 Bh6 17. Rh3 b5 18. Nc2 Nxc2 19. Kxc2 Rc8+ 20. Kb3 Ke7 21. a4 bxa4+ 22. Rxa4 Rc1 23. Bxa6 Rb8+ 24. Rb4 Rxb4+ 25. Kxb4 Rc2 26. b3 Rxf2 27. Rg3 Rd2 28. Bd3 Bf4 29. Rf3 Rxg2 30. Rh3 Rg3 31. Rxg3 Bxg3 32. h5 g6 33. Be2 f5 34. hxg6 hxg6 35. Bf3 fxe4 36. Bxe4 g5 37. Kc4 Bf2 38. b4 Kd7 39. b5 Kc7 40. Bf3 Kb6 41. Kb4 Be1+ 42. Kc4 Ka5 43. Bg4 Bf2 44. Bf3 Ka4 45. Be4 g4 46. Bg2 Bd4 47. Be4 Ka3 48. Bg2 Kb2 49. Kd3 Kc1 50. Ke4 Kd2 51. Kf5 Kd3 52. Bf1+ Ke3 53. Kxg4 e4 54. Kf5 Bb6 1/2-1/2

[Event "Rio de Janeiro Estadual-ch"]
[Site "Rio de Janeiro"]
[Date "2018.04.28"]
[Round "2"]
[White "De Sa, Sidney Loyola"]
[Black "Chaves, Jorge Antonio Torre"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1751"]
[BlackElo "1934"]
[PlyCount "89"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 Nh5 7. Bd3 Nxf4 8. exf4 cxd4 9. Nxd4 Nxd4 10. cxd4 Bd6 11. g3 Qb6 12. Nf3 Bd7 13. Qe2 a6 14. 0-0 Bb5 15. Bxb5+ axb5 16. f5 0-0 17. fxe6 f6 18. Qd3 Rfe8 19. Qf5 Rad8 20. Qxd5 Be7 21. Qb3 g5 22. d5 Bc5 23. Rad1 Rd6 24. Qc3 Rdd8 25. Qxf6 Re7 26. Nxg5 Rf8 27. Nf7 Rfxf7 28. exf7+ Rxf7 29. Qxb6 Bxb6 30. d6 Rd7 31. Rd5 Kf7 32. Re1 Bd8 33. Re4 Bf6 34. b3 Kg6 35. h4 h5 36. Rb4 Kf7 37. Rbxb5 Ke6 38. Rxh5 Rxd6 39. Rxb7 Rc6 40. Rh6 Kd5 41. Rxf6 Rxf6 42. Rb5+ Ke4 43. Kg2 Kd3 44. a4 Ke2 45. Re5+ 1-0

[Event "Rio de Janeiro Estadual-ch"]
[Site "Rio de Janeiro"]
[Date "2018.04.28"]
[Round "1"]
[White "Oliveira, Fernando Ventura"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2036"]
[BlackElo "1751"]
[PlyCount "85"]
[EventDate "2018.04.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. c4 Ngf6 6. Nc3 e6 7. 0-0 Be7 8. d4 cxd4 9. Nxd4 a6 10. Be3 Rc8 11. Qe2 Qc7 12. b3 0-0 13. Rac1 Qa5 14. h3 Rfe8 15. Qd2 Qh5 16. Nde2 Qa5 17. Rfd1 Bf8 18. g4 b5 19. cxb5 axb5 20. Ng3 Ra8 21. g5 Ne5 22. Qe2 Nfd7 23. f4 Ng6 24. Qxb5 Qxb5 25. Nxb5 Rxa2 26. Nxd6 Rb8 27. Rc3 Rb2 28. Rdd3 Nh4 29. Bd2 Ra8 30. Nc4 Rb1+ 31. Bc1 Raa1 32. Rxd7 Rxc1+ 33. Rxc1 Rxc1+ 34. Kf2 g6 35. Rd8 Kg7 36. Rc8 Bb4 37. Ne2 Rh1 38. Ng1 Rh2+ 39. Kf1 Ra2 40. Ne3 Rb2 41. Ng4 Bd2 42. Nf6 Rb1+ 43. Ke2 1-0

[Event "Tijuca Tenis Clube op 2nd"]
[Site "Rio de Janeiro"]
[Date "2017.07.22"]
[Round "6"]
[White "De Sa, Sidney Loyola"]
[Black "Da Costa, Carlos Henrique Luz"]
[Result "1/2-1/2"]
[ECO "D04"]
[WhiteElo "1785"]
[BlackElo "1564"]
[PlyCount "80"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Qb5+ Nbd7 7. Qxb7 Bd6 8. 0-0 0-0 9. Nbd2 c5 10. Qa6 Qc7 11. c3 Rfb8 12. Qd3 c4 13. Qc2 Qc6 14. Re1 Ne4 15. Nxe4 dxe4 16. Ng5 Nf6 17. f4 h6 18. Nh3 Ng4 19. Nf2 Nxf2 20. Qxf2 f5 21. Qh4 Qe8 22. g4 Be7 23. Qg3 Qd8 24. Qg2 Rb6 25. Kh1 Rab8 26. Rg1 g5 27. h4 Kf7 28. fxg5 hxg5 29. Rf1 Qh8 30. h5 Ke8 31. Qh3 Rb5 32. a4 fxg4 33. Qxg4 Rf5 34. Kg2 Qf6 35. Qe2 Qh6 36. Rxf5 exf5 37. Qxc4 Qxh5 38. Qg8+ Kd7 39. Qd5+ Bd6 40. Qxf5+ Kc7 1/2-1/2

[Event "Tijuca Tenis Clube op 2nd"]
[Site "Rio de Janeiro"]
[Date "2017.07.22"]
[Round "5"]
[White "Ramos, Angelo Bil"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1977"]
[BlackElo "1785"]
[PlyCount "45"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Qb3 Na5 8. Qa4+ Bd7 9. Qd1 Bg4 10. c5 e6 11. Be2 Be7 12. 0-0 0-0 13. h3 Bxf3 14. Bxf3 Nc6 15. Rb1 e5 16. dxe5 Nxe5 17. b4 Nxf3+ 18. Qxf3 Qd7 19. Rd1 Rfd8 20. Bg5 Ne4 21. Nxe4 dxe4 22. Rxd7 exf3 23. Rxe7 1-0

[Event "Tijuca Tenis Clube op 2nd"]
[Site "Rio de Janeiro"]
[Date "2017.07.16"]
[Round "4"]
[White "De Sa, Sidney Loyola"]
[Black "Balod, Flavio Costa"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1785"]
[PlyCount "71"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 Nbd7 4. e4 e5 5. dxe5 dxe5 6. Bg5 Bb4 7. Qf3 c6 8. Bc4 Qe7 9. Nge2 0-0 10. 0-0 Re8 11. Ng3 h6 12. Nf5 Qf8 13. Nxh6+ gxh6 14. Bxf6 Nxf6 15. Qxf6 Bxc3 16. Qg6+ Kh8 17. Qf6+ Kg8 18. bxc3 Be6 19. Bb3 Qg7 20. Qxg7+ Kxg7 21. Rfd1 Kf6 22. Rd6 Rad8 23. Rad1 Rxd6 24. Rxd6 Ke7 25. Rd3 Rg8 26. f3 a6 27. c4 Rd8 28. c5 Ra8 29. Bxe6 Kxe6 30. Rd6+ Ke7 31. Rxh6 Rd8 32. Rd6 Rxd6 33. cxd6+ Kxd6 34. g4 b5 35. h4 b4 36. Kf2 1-0

[Event "Tijuca Tenis Clube op 2nd"]
[Site "Rio de Janeiro"]
[Date "2017.07.16"]
[Round "3"]
[White "Madeu, Fernando Antonio"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1988"]
[BlackElo "1785"]
[PlyCount "45"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be3 e6 8. Be2 Bb4 9. 0-0 Bxc3 10. bxc3 dxc4 11. Bxc4 Qa5 12. h3 Bxf3 13. Qxf3 Rc8 14. Rab1 0-0 15. Rfc1 e5 16. Rxb7 Nd8 17. Rb5 e4 18. Qf5 Qa6 19. Rc5 Rxc5 20. Qxc5 Qc6 21. d5 Qxc5 22. Bxc5 a5 23. Bxf8 1-0

[Event "Tijuca Tenis Clube op 2nd"]
[Site "Rio de Janeiro"]
[Date "2017.07.15"]
[Round "2"]
[White "De Sa, Sidney Loyola"]
[Black "Mesquita, Victor Noronha"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1785"]
[BlackElo "1144"]
[PlyCount "64"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 c5 5. c3 Nc6 6. Nbd2 cxd4 7. exd4 Bd6 8. Bg3 0-0 9. Bd3 Bxg3 10. hxg3 Bd7 11. Qc2 g6 12. Ne5 Nxe5 13. dxe5 Ng4 14. Nf3 Qc7 15. Qe2 h5 16. 0-0 Rac8 17. Rfe1 Qb6 18. Nh2 Nxh2 19. Kxh2 Rc5 20. Qd2 Bb5 21. Be2 Bxe2 22. Rxe2 Qb5 23. Rae1 Qa6 24. Qg5 Qxa2 25. b4 Qxe2 26. Rxe2 Rxc3 27. Qe7 Rb8 28. Re3 Rc2 29. Rf3 Rf8 30. Qxb7 d4 31. Qxa7 d3 32. Rxd3 Rxf2 1-0

[Event "Tijuca Tenis Clube op 2nd"]
[Site "Rio de Janeiro"]
[Date "2017.07.15"]
[Round "1"]
[White "Santos Filho, Tadeu Souza"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2081"]
[BlackElo "1785"]
[PlyCount "55"]
[EventDate "2017.07.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 Nc6 8. 0-0 c4 9. b3 Bb4 10. Na4 Qa5 11. c3 Bxc3 12. Nxc3 Qxc3 13. bxc4 dxc4 14. Rc1 Qa5 15. Bxc4 Nge7 16. Qb3 Rb8 17. Rfd1 Be4 18. Ng5 Bd5 19. Bxd5 Qxd5 20. Qxd5 Nxd5 21. Ne4 0-0 22. Nc5 Rfd8 23. Nxb7 Nxd4 24. Nxd8 Ne2+ 25. Kf1 Nxc1 26. Nc6 Nxe3+ 27. fxe3 Rc8 28. Ne7+ 1-0

[Event "Rio de Janeiro Andrade Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.06.18"]
[Round "5"]
[White "Baeta, Marcio Netto"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1939"]
[BlackElo "1797"]
[PlyCount "141"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. Nh4 e6 5. Nxf5 exf5 6. d4 g6 7. h4 h5 8. c4 Bh6 9. Bxh6 Nxh6 10. cxd5 cxd5 11. Qb3 Nc6 12. Qe3 Ng4 13. Qd2 Qb6 14. f3 Nh6 15. Nc3 Qxd4 16. Qxd4 Nxd4 17. 0-0-0 Ne6 18. Bb5+ Kf8 19. Nxd5 Kg7 20. Bd7 Rhf8 21. Bxe6 fxe6 22. Nf4 Rac8+ 23. Kb1 Rc6 24. Rd7+ Rf7 25. Rhd1 Rb6 26. R7d6 Re7 27. Rxb6 axb6 28. Rd6 Kf7 29. Rxb6 Ng8 30. b4 Nh6 31. Nd3 f4 32. Nxf4 Nf5 33. Nh3 Nxh4 34. Ng5+ Ke8 35. g3 Nf5 36. Ne4 Nxg3 37. Nxg3 h4 38. Nf1 Kf7 39. Rd6 g5 40. Nh2 Rc7 41. Rd4 Kg6 42. Kb2 Kf5 43. Re4 b5 44. Ng4 Rd7 45. Kc2 h3 46. Re2 Rh7 47. Kb3 Kf4 48. Nh2 Rd7 49. Kc3 Rd5 50. a4 bxa4 51. Kc4 a3 52. b5 a2 53. Rxa2 Kxe5 54. b6 Kd6 55. Rb2 Rc5+ 56. Kd4 Rc8 57. b7 Rb8 58. Ke4 Ke7 59. Ke5 Kd7 60. Kf6 Rf8+ 61. Kxg5 Rb8 62. Kg4 Kd6 63. Kxh3 e5 64. Kg4 Kd5 65. Kf5 Rf8+ 66. Kg6 Rb8 67. Kf7 e4 68. fxe4+ Kxe4 69. Ke6 Kd4 70. Kd6 Kc3 71. Kc7 1-0

[Event "Rio de Janeiro Andrade Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.06.18"]
[Round "6"]
[White "De Sa, Sidney Loyola"]
[Black "De Albuquerque, Ian Telek C"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "1797"]
[PlyCount "120"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Nbd7 7. 0-0 b6 8. Bg5 Bb7 9. Qc2 Re8 10. Rad1 e5 11. d5 Nc5 12. b4 Ncd7 13. Qd2 a5 14. a3 axb4 15. axb4 Ra3 16. Nb5 Ra4 17. Qc2 Ra8 18. Ra1 Ba6 19. Nc3 Bb7 20. Qb2 c6 21. Rxa8 Qxa8 22. Ra1 Qb8 23. Bd3 cxd5 24. cxd5 Rc8 25. Qd2 h6 26. Be3 Ng4 27. Nb5 Nxe3 28. Qxe3 Bf8 29. Nd2 Kg7 30. Nc4 Ba8 31. f4 Be7 32. Qg3 exf4 33. Qxf4 Ne5 34. Nxe5 dxe5 35. Qd2 Bg5 36. Qf2 Re8 37. Na7 Qd6 38. Nb5 Qb8 39. Rf1 Rf8 40. d6 Bd8 41. Qa2 Bc6 42. Qa7 Qxa7 43. Nxa7 Bb7 44. b5 Bf6 45. Nc6 Ra8 46. Bc4 Rf8 47. Bd5 Bc8 48. Ne7 Bd7 49. Bc6 Bc8 50. Ra1 Be6 51. Ra8 Rxa8 52. Bxa8 Kf8 53. Nc6 Ke8 54. Nb8 Bg5 55. Bc6+ Kf8 56. Na6 Bd8 57. Kf2 f5 58. Kf3 f4 59. Nb4 h5 60. h3 g5 1/2-1/2

[Event "Rio de Janeiro Andrade Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.06.17"]
[Round "4"]
[White "De Sa, Sidney Loyola"]
[Black "De Araujo, Bernardo Augusto Ro"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1797"]
[PlyCount "65"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Nbd7 5. 0-0 c5 6. b3 cxd4 7. exd4 Be7 8. Bb2 a5 9. a4 b6 10. Qe2 Nb8 11. Bb5+ Bd7 12. Ne5 Bxb5 13. Qxb5+ Nfd7 14. Nd2 0-0 15. f4 Qc7 16. c3 Bd6 17. g3 Nxe5 18. fxe5 Be7 19. Rae1 Qc6 20. Qe2 Na6 21. Rf3 Bg5 22. Ba3 Rfc8 23. h4 Bxd2 24. Qxd2 b5 25. Ref1 Ra7 26. axb5 Qxb5 27. c4 dxc4 28. bxc4 Rxc4 29. d5 exd5 30. e6 Qb6+ 31. Qe3 Qxe3+ 32. Rxe3 Nb4 33. exf7+ 1-0

[Event "Rio de Janeiro Andrade Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.06.17"]
[Round "3"]
[White "Rios Filho, Hilton Carlos da Si"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2111"]
[BlackElo "1797"]
[PlyCount "73"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 Ne4 6. Bd2 Be7 7. d5 Nxd2 8. Qxd2 exd5 9. cxd5 0-0 10. e3 d6 11. Bb5 Nd7 12. Nd4 Bf6 13. Rc1 Bxd4 14. Qxd4 Ne5 15. Rc2 a6 16. Be2 Qg5 17. 0-0 Bc8 18. b4 Bh3 19. Bf3 Nd7 20. Be4 f5 21. f4 Qg6 22. Bf3 Nf6 23. Ne2 h5 24. Rxc7 Rae8 25. Ng3 h4 26. Rc2 Bg4 27. Nh1 Bxf3 28. Rxf3 Re4 29. Qd3 Rfe8 30. Nf2 Ng4 31. Re2 Qf6 32. Nh3 Qe7 33. Ng5 Qf6 34. h3 Nxe3 35. Rfxe3 Qa1+ 36. Kh2 Rxe3 37. Rxe3 1-0

[Event "Rio de Janeiro Andrade Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.06.15"]
[Round "2"]
[White "De Sa, Sidney Loyola"]
[Black "Da Costa, Carlos Henrique Luz"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1797"]
[BlackElo "1575"]
[PlyCount "115"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Nd7 3. e4 g6 4. c4 Bg7 5. Nc3 c5 6. Be2 cxd4 7. Nxd4 Ngf6 8. Bg5 b6 9. 0-0 0-0 10. Nc6 Qe8 11. Nd5 Nxd5 12. exd5 f6 13. Bh4 Ne5 14. Nd4 Qf7 15. f4 Nd7 16. Ne6 Nc5 17. Nxf8 Kxf8 18. Bf2 f5 19. Bd4 Bd7 20. Bf3 Rc8 21. b3 Rc7 22. Re1 Be8 23. Qd2 a5 24. Rad1 Bxd4+ 25. Qxd4 Qg7 26. Qxg7+ Kxg7 27. Re3 Rb7 28. Rde1 Kf7 29. a3 Na6 30. g4 Nc5 31. gxf5 gxf5 32. Bh5+ Kf8 33. Bxe8 Kxe8 34. Rh3 Kf8 35. Ree3 Kg7 36. Reg3+ Kh8 37. Rh5 Ne4 38. Rg2 b5 39. Rxf5 Nf6 40. c5 dxc5 41. d6 Rd7 42. Rxc5 Rd8 43. d7 Nxd7 44. Rd5 e6 45. Rd6 h6 46. Rgd2 Rg8+ 47. Rg2 Rxg2+ 48. Kxg2 Nc5 49. b4 axb4 50. axb4 Na4 51. Rxe6 Kg7 52. Rc6 Nb2 53. Rc3 Nc4 54. Rxc4 bxc4 55. Kf2 c3 56. Ke2 c2 57. Kd2 Kf6 58. b5 1-0

[Event "Rio de Janeiro Andrade Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.06.15"]
[Round "1"]
[White "Teixeira, Ricardo da Silva"]
[Black "De Sa, Sidney Loyola"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2208"]
[BlackElo "1797"]
[PlyCount "35"]
[EventDate "2017.06.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bg4 7. Be2 Bd6 8. Be3 Qe7 9. Qd2 Bxf3 10. Bxf3 Bf4 11. 0-0-0 Bxe3 12. fxe3 Nd7 13. Rhe1 0-0-0 14. Qa5 Kb8 15. Rd3 Nb6 16. Ra3 Qd6 17. Qxa7+ Kc7 18. Rb3 1-0

[Event "Rio de Janeiro Cortinhas Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.04.23"]
[Round "5"]
[White "Chaves, Jorge Antonio Torre"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "1923"]
[PlyCount "134"]
[EventDate "2017.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bc4 Bd6 7. 0-0 0-0 8. d4 Bg4 9. Re1 Qc7 10. h3 Bxf3 11. Qxf3 Nd7 12. Bd2 Qb6 13. Bc3 Rfe8 14. Bd3 g6 15. Qg4 Qc7 16. h4 Nb6 17. Ba5 Qd7 18. Qf3 Kg7 19. c4 Bc7 20. Bc3 Na4 21. h5 Nxc3 22. bxc3 Qd6 23. g3 Ba5 24. Bc2 Qa3 25. Bb3 Qb2 26. h6+ Kxh6 27. Qxf6 Bxc3 28. g4 Qd2 29. Red1 Qg5 30. Qxg5+ Kxg5 31. Rac1 Ba5 32. c5 Rad8 33. d5 cxd5 34. Bxd5 Re7 35. Bf3 Rxd1+ 36. Rxd1 Re1+ 37. Rxe1 Bxe1 38. Bxb7 Kxg4 39. Kf1 Ba5 40. Bd5 f5 41. Ke2 Kf4 42. Kd3 Ke5 43. Kc4 Be1 44. f3 Bf2 45. a4 g5 46. a5 Be3 47. Bb7 h5 48. Kb5 h4 49. f4+ Bxf4 50. c6 Kf6 51. Ka6 h3 52. Kxa7 g4 53. Kb6 g3 54. c7 Bxc7+ 55. Kxc7 g2 56. a6 g1Q 57. Kb8 Kg5 58. a7 Qg3+ 59. Kc8 Qc3+ 60. Kb8 Qe5+ 61. Kc8 Qc5+ 62. Kb8 Qxa7+ 63. Kxa7 Kg4 64. Kb6 Kg3 65. Kc5 f4 66. Kd4 h2 67. Ba8 Kf2 1/2-1/2

[Event "Rio de Janeiro Cortinhas Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.04.23"]
[Round "6"]
[White "De Sa, Sidney Loyola"]
[Black "Cifuentes Goncalves, Luiz Osvaldo"]
[Result "1/2-1/2"]
[ECO "A49"]
[BlackElo "1826"]
[PlyCount "105"]
[EventDate "2017.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 c5 5. 0-0 e6 6. dxc5 0-0 7. c3 Na6 8. Nd4 Nxc5 9. Qc2 Qc7 10. Nd2 d5 11. e4 dxe4 12. Nxe4 Ncxe4 13. Bxe4 Nxe4 14. Qxe4 e5 15. Nb3 Bd7 16. Qh4 h5 17. Qe7 Rfe8 18. Qc5 Qb8 19. Rd1 Bg4 20. Re1 b6 21. Qc6 Qd8 22. Be3 Rc8 23. Qg2 Qd7 24. f3 Bh3 25. Qf2 Rcd8 26. Re2 Qf5 27. Rae1 Re6 28. Nd2 Qd3 29. Ne4 Ree8 30. Bg5 Rb8 31. Nf6+ Bxf6 32. Bxf6 Re6 33. Re3 Qd7 34. Bxe5 Rd8 35. Bd4 Rde8 36. Rxe6 Rxe6 37. Rxe6 Qxe6 38. Qe3 Qxe3+ 39. Bxe3 Be6 40. a4 Bb3 41. a5 bxa5 42. Bxa7 Kf8 43. Kf2 Ke7 44. Ke3 Kd6 45. Kd4 a4 46. c4 Kc6 47. Bc5 Bd1 48. f4 Bg4 49. Ba3 Be6 50. c5 Bb3 51. Ke5 Be6 52. Kf6 Kb5 53. Kg5 1/2-1/2

[Event "Rio de Janeiro Cortinhas Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.04.22"]
[Round "4"]
[White "De Sa, Sidney Loyola"]
[Black "Santos, Adriano Augusto Nev"]
[Result "1/2-1/2"]
[ECO "D02"]
[BlackElo "1680"]
[PlyCount "48"]
[EventDate "2017.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d5 6. Nbd2 Nbd7 7. Re1 c5 8. c3 cxd4 9. cxd4 Qb6 10. Qb3 e6 11. Qxb6 Nxb6 12. b3 Ne4 13. Bb2 Nxd2 14. Nxd2 Bd7 15. Rac1 Rac8 16. e3 Bc6 17. Ba3 Rfe8 18. Bc5 Nd7 19. Bd6 Nf6 20. Rc2 Red8 21. Ba3 Bd7 22. Rec1 Rxc2 23. Rxc2 Rc8 24. Rc5 Bf8 1/2-1/2

[Event "Rio de Janeiro Cortinhas Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.04.22"]
[Round "3"]
[White "Saraiva, Alexandre Pacheco"]
[Black "De Sa, Sidney Loyola"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1864"]
[PlyCount "87"]
[EventDate "2017.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 e6 3. Bg2 d5 4. Nd2 c5 5. e3 b6 6. Ne2 Bb7 7. 0-0 Qc7 8. b3 Bd6 9. Bb2 Nbd7 10. Re1 Rc8 11. Rc1 Qb8 12. c4 0-0 13. cxd5 Nxd5 14. Nc4 Be7 15. dxc5 Nxc5 16. Nd4 Nb4 17. Ra1 Bxg2 18. Kxg2 Nbd3 19. Re2 Nxb2 20. Nxb2 Rfd8 21. Qe1 Bf6 22. Rd1 Qb7+ 23. f3 Rd7 24. b4 Na6 25. a3 Bxd4 26. exd4 Rcd8 27. Red2 Nc7 28. Nc4 Nb5 29. Qe3 Rd5 30. a4 Nd6 31. Ne5 Qc8 32. Qf2 Nc4 33. b5 Nxe5 34. dxe5 Qc3 35. Rxd5 Rxd5 36. Rxd5 exd5 37. Qe2 d4 38. e6 Kf8 39. Qe4 fxe6 40. Qxe6 d3 41. Qd6+ Kf7 42. Qd7+ Kf6 43. Qd6+ Kf7 44. Qd7+ 1/2-1/2

[Event "Rio de Janeiro Cortinhas Memorial 1st"]
[Site "Rio de Janeiro"]
[Date "2017.04.21"]
[Round "2"]
[White "De Sa, Sidney Loyola"]
[Black "Fucs, Paulo Moses"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "2052"]
[PlyCount "92"]
[EventDate "2017.04.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 Nf6 4. Bg2 g6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 0-0 8. Nxc6 dxc6 9. Qxd8 Rxd8 10. Nc3 Be6 11. Na4 Nd7 12. c5 Bc4 13. Bg5 f6 14. Bf4 e5 15. Be3 Bxe2 16. Rfe1 Bg4 17. h3 Be6 18. b4 a6 19. a3 Bb3 20. Nc3 f5 21. Rab1 Be6 22. Bg5 Re8 23. Red1 h6 24. Bd2 Rac8 25. Na4 e4 26. Bf4 g5 27. Bd6 Ba2 28. Rb2 Bxb2 29. Nxb2 Bd5 30. a4 Nf6 31. Bf1 e3 32. fxe3 Rxe3 33. Nc4 Rb3 34. Nb6 Re8 35. b5 axb5 36. axb5 Ree3 37. Nxd5 Nxd5 38. Bc4 Rb2 39. Bxd5+ cxd5 40. c6 bxc6 41. bxc6 Rc2 42. c7 Re6 43. Rb1 Kf7 44. c8Q Rxc8 45. Rb7+ Kg8 46. Bb4 Re2 0-1

