[Event "Sao Sebastiao do Paraiso op 1st"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2017.08.18"]
[Round "2"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Nunes, Guilherme Sacardo T"]
[Result "0-1"]
[ECO "A24"]
[WhiteElo "1630"]
[BlackElo "1445"]
[PlyCount "88"]
[EventDate "2017.08.18"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 e5 7. 0-0 Be6 8. d3 c6 9. f4 Qc8 10. Rf2 Bh3 11. Bh1 Nh5 12. Be3 Bh6 13. Qd2 Nf6 14. f5 Bxe3 15. Qxe3 Ng4 16. Qg5 Qd8 17. Qxd8 Rxd8 18. Rf3 Nh6 19. fxg6 hxg6 20. Bg2 Bg4 21. Rf2 Na6 22. h3 Be6 23. Rd1 Kg7 24. g4 Ng8 25. Ng3 Ne7 26. a3 Nc5 27. b4 Nb3 28. Rdf1 Nd4 29. h4 Rf8 30. h5 Ng8 31. g5 Ne7 32. h6+ Kh7 33. Kh2 f5 34. exf5 gxf5 35. Bh3 f4 36. Nge4 Bxh3 37. Kxh3 Nef5 38. Nf6+ Kg6 39. Kg4 Ne3+ 40. Kh4 Nxf1 41. Rxf1 Nf5+ 42. Kh3 Nxh6 43. Nfe4 Nf5 44. Kg4 Ne3+ 0-1

[Event "Sao Sebastiao do Paraiso op 4th"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.12.18"]
[Round "4"]
[White "Batista, Gerson Peres"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2177"]
[BlackElo "1588"]
[PlyCount "59"]
[EventDate "2016.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 d5 4. Nbd2 Qc7 5. g3 g6 6. Bg2 Bg7 7. 0-0 Ne7 8. Re1 Nbc6 9. Qe2 0-0 10. c3 b5 11. Nf1 a5 12. Bf4 Qb6 13. Rad1 Ba6 14. h4 b4 15. c4 dxe4 16. dxe4 Rad8 17. b3 Rxd1 18. Rxd1 Rd8 19. Be3 Rxd1 20. Qxd1 e5 21. Qd6 a4 22. Bxc5 Qa5 23. Ne3 axb3 24. axb3 Qa1+ 25. Kh2 Qa5 26. Nd5 Nxd5 27. exd5 e4 28. dxc6 h5 29. Ng5 Qa2 30. Qd8+ 1-0

[Event "Sao Sebastiao do Paraiso op 4th"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.12.18"]
[Round "5"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Pimenta, Breno Andrade"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "1588"]
[BlackElo "1670"]
[PlyCount "125"]
[EventDate "2016.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. b3 g6 5. Bb2 Bg7 6. Nf3 0-0 7. 0-0 Nbd7 8. Na3 a5 9. Rc1 b6 10. Qc2 Ba6 11. d3 Rc8 12. Qb1 c5 13. cxd5 Nxd5 14. Bxg7 Kxg7 15. Rfe1 e6 16. Qb2+ Qf6 17. Qxf6+ N7xf6 18. Nc2 Rfd8 19. Nd2 Nc3 20. a4 Na2 21. Ra1 Nc3 22. Rac1 Nfd5 23. Ne4 Na2 24. Ra1 Nab4 25. Nxb4 axb4 26. Rec1 h6 27. a5 f5 28. axb6 fxe4 29. Rxa6 exd3 30. Bxd5 d2 31. Ra7+ Kf6 32. Rd1 Rxd5 33. Kg2 Rb8 34. b7 Ke7 35. Kf3 Kd7 36. Ke3 Kc7 37. Rxd2 Rxb7 38. Rxb7+ Kxb7 39. Rc2 Kc6 40. Ke4 Kd6 41. e3 Rd1 42. Rb2 e5 43. h4 Ra1 44. Rd2+ Ke6 45. Rd5 Rc1 46. Rxe5+ Kd6 47. Rd5+ Kc6 48. Rd3 c4 49. bxc4 Kc5 50. Rd5+ Kxc4 51. Rd6 Rf1 52. f3 b3 53. Rxg6 b2 54. Rb6 b1Q+ 55. Rxb1 Rxb1 56. g4 Kc5 57. Kf5 Rb3 58. f4 Rxe3 59. g5 hxg5 60. hxg5 Kd5 61. Kf6 Ke4 62. g6 Kxf4 63. g7 1/2-1/2

[Event "Sao Sebastiao do Paraiso op 4th"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.12.17"]
[Round "1"]
[White "Dos Santos, Ivan Vilaca"]
[Black "De Oliveira, Oseas Alves"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1588"]
[BlackElo "1840"]
[PlyCount "114"]
[EventDate "2016.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. Be3 d6 5. Qd2 Bg7 6. g3 Nf6 7. Bh6 0-0 8. Bg2 Nd4 9. Bxg7 Kxg7 10. Nge2 Bd7 11. 0-0 Qb6 12. Rab1 Rac8 13. Nd1 Be6 14. c4 Qb4 15. Ndc3 Bg4 16. f3 Bd7 17. a3 Qa5 18. Qc1 Nxe2+ 19. Nxe2 b5 20. b4 Qb6 21. Qb2 cxb4+ 22. Kh1 bxc4 23. dxc4 Rxc4 24. axb4 Rb8 25. e5 dxe5 26. Qxe5 Rxb4 27. Rbd1 Bb5 28. Qxe7 Rb2 29. Rd6 Ng8 30. Rxb6 Nxe7 31. Rxb8 Nd5 32. Re1 Rxe2 33. Rxe2 Bxe2 34. Rb2 Bc4 35. f4 Nb6 36. Bc6 Kf8 37. Kg1 Ke7 38. Rd2 Be6 39. Rd1 Nc4 40. Ra1 Kd6 41. Bb5 Kc5 42. Bxc4 Kxc4 43. Rxa7 Kd4 44. Kf2 Ke4 45. Ra4+ Kf5 46. h3 h5 47. Ra5+ Kf6 48. Kf3 Bxh3 49. Ra6+ Kf5 50. Ra5+ Kf6 51. Ke3 Be6 52. Kd4 Bf5 53. Ra6+ Be6 54. Ke4 Ke7 55. Ke5 f6+ 56. Kd4 Bb3 57. Kc5 Bf7 1-0

[Event "Sao Sebastiao do Paraiso op 4th"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.12.17"]
[Round "2"]
[White "Pereira Fo, Hildebrando Apolon"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1751"]
[BlackElo "1588"]
[PlyCount "80"]
[EventDate "2016.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Qa4 a6 7. Na3 Bd7 8. Nb5 cxd4 9. Nfxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Ne7 12. Bd3 Nc6 13. f4 Be7 14. 0-0 0-0 15. Be3 Bc5 16. Rac1 Rac8 17. Nc2 Bxe3+ 18. Nxe3 b5 19. Nc2 f6 20. exf6 gxf6 21. Ne3 Ne7 22. Be2 Rf7 23. Ng4 Nf5 24. Bd3 Nd6 25. Nh6+ Kg7 26. Nxf7 Nxf7 27. Rfe1 e5 28. Rcd1 Bc6 29. Bf5 Rc7 30. Be6 exf4 31. Bxd5 Bxd5 32. Rxd5 Ne5 33. Rdxe5 fxe5 34. Rxe5 b4 35. Re6 bxc3 36. bxc3 Rxc3 37. Rxa6 Rc2 38. a4 Ra2 39. a5 Kf7 40. Kf1 Kg7 1/2-1/2

[Event "Sao Sebastiao CXSSP 3a"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.10.08"]
[Round "1.9"]
[White "Dos Santos, Ivan Vilaca"]
[Black "De Munari, Felipe Pacciulli S"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1592"]
[PlyCount "13"]
[EventDate "2016.10.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f6 4. d3 Bc5 5. c3 d6 6. d4 exd4 7. cxd4 1-0

[Event "Sao Sebastiao CXSSP 3a"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.10.08"]
[Round "2.4"]
[White "Trombini, Fabio"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1943"]
[BlackElo "1592"]
[PlyCount "6"]
[EventDate "2016.10.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 1-0

[Event "Sao Sebastiao do Paraiso CXSSP Etapa 2"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.05.15"]
[Round "4.6"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Duarte, Alexandre Augusto"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1733"]
[BlackElo "1856"]
[PlyCount "124"]
[EventDate "2016.05.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 Be7 6. h3 d5 7. Bg5 dxe4 8. Nxe4 Nxe4 9. Bxe7 Nxf2 10. Bxd8 Nxd1 11. Bxc6+ Kxd8 12. Kxd1 bxc6 13. Nf3 f6 14. b3 e5 15. Nd2 Bf5 16. g4 Bg6 17. Kc1 Re8 18. Re1 Kc7 19. Kb2 Rad8 20. Ne4 Bxe4 21. Rxe4 Rd4 22. Rae1 h6 23. Kc3 Red8 24. R1e2 a5 25. a4 Rxe4 26. dxe4 Rd4 27. h4 Kd6 28. h5 Ke6 29. Kb2 Kf7 30. c3 Rd7 31. Ka3 Rd3 32. Kb2 g6 33. Kc2 Rg3 34. hxg6+ Kxg6 35. Rd2 Rxg4 36. Rd6 h5 37. Rxc6 h4 38. Rxc5 h3 39. Rc8 Rh4 40. Rg8+ Kf7 41. Rg1 Rxe4 42. Kd3 f5 43. Rg5 Rf4 44. Ke2 e4 45. Rh5 Rf3 46. b4 Kg6 47. Rh8 Rxc3 48. bxa5 Ra3 49. a6 Rxa4 50. Rxh3 Rxa6 51. Rg3+ Kf6 52. Rc3 Ra5 53. Ke3 Ke5 54. Rb3 f4+ 55. Kf2 Ra4 56. Ke2 Ra2+ 57. Ke1 f3 58. Rb5+ Kf4 59. Rb4 Rh2 60. Kf1 Kg3 61. Kg1 f2+ 62. Kf1 Rh1+ 0-1

[Event "Sao Sebastiao do Paraiso CXSSP Etapa 2"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.05.15"]
[Round "5.8"]
[White "Reis, Carlos Alberto Gonc"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "1579"]
[BlackElo "1733"]
[PlyCount "66"]
[EventDate "2016.05.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Bf4 b6 5. e3 Bb4+ 6. Nbd2 Bb7 7. a3 Bxd2+ 8. Nxd2 0-0 9. f3 d6 10. Bg5 Nbd7 11. Bd3 Qe8 12. Qc2 Qg6 13. Bxf6 Qxg2 14. 0-0-0 Nxf6 15. Rhg1 Qh3 16. Rg3 Qh6 17. Rdg1 Rf7 18. e4 fxe4 19. Bxe4 Nxe4 20. fxe4 Raf8 21. Kb1 g6 22. d5 exd5 23. cxd5 Qxh2 24. R3g2 Qh6 25. Qd1 Rf2 26. Kc2 Rxg2 27. Rxg2 Qh3 28. Qg1 Qd7 29. Qd4 c6 30. Rg3 cxd5 31. exd5 Qf5+ 32. Rd3 Rc8+ 33. Kb1 Ba6 0-1

[Event "Sao Sebastiao do Paraiso CXSSP Etapa 2"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.05.14"]
[Round "1.9"]
[White "Dos Santos, Ivan Vilaca"]
[Black "De Lima, Mateus Peres"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "1733"]
[BlackElo "1814"]
[PlyCount "65"]
[EventDate "2016.05.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. b3 d4 5. Nb5 a6 6. Na3 Bc5 7. Bg2 d3 8. Nf3 0-0 9. 0-0 Nc6 10. Bb2 Qd6 11. Nb1 dxe2 12. Qxe2 Nd4 13. Nxd4 Bxd4 14. Bxd4 Qxd4 15. Nc3 Rd8 16. Rad1 Rb8 17. Qe3 c5 18. Rfe1 b5 19. Bf1 b4 20. Ne2 Qxe3 21. dxe3 Bb7 22. Bg2 Be4 23. Bxe4 Nxe4 24. f3 Nc3 25. Nxc3 bxc3 26. Kf2 a5 27. Ke2 Rxd1 28. Rxd1 a4 29. Kd3 axb3 30. axb3 Rxb3 31. Kc2 Rb8 32. Kxc3 Kf8 33. Rd7 1/2-1/2

[Event "Sao Sebastiao do Paraiso CXSSP Etapa 2"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.05.14"]
[Round "2.6"]
[White "Gusmao, Rene Fabiano Dos Sa"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1698"]
[BlackElo "1733"]
[PlyCount "81"]
[EventDate "2016.05.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 Nf6 6. Nf3 b6 7. g3 Bb7 8. Bg2 0-0 9. 0-0 d6 10. Qb3 Qe7 11. c5 Bd5 12. cxd6 cxd6 13. Qa3 h6 14. Bb4 Rd8 15. Rfc1 Nc6 16. Bd2 Rac8 17. e3 Qb7 18. Nh4 Ne4 19. Be1 Ne7 20. Bf1 Ng5 21. Rxc8 Nxc8 22. f4 Nf3+ 23. Nxf3 Bxf3 24. Qb3 Bd5 25. Qa3 a5 26. b4 axb4 27. Bxb4 Bh1 28. Qb3 Bd5 29. Qd1 Bf3 30. Qd2 Ne7 31. a4 Nd5 32. Rc1 Nxb4 33. Qxb4 Qe4 34. Re1 Qc6 35. Bc4 Kf7 36. Qb3 Re8 37. Bb5 Qb7 38. Bxe8+ Kxe8 39. Qxe6+ Kf8 40. Rc1 Bc6 41. Qxd6+ 1-0

[Event "Sao Sebastiao do Paraiso CXSSP Etapa 2"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.05.14"]
[Round "3.9"]
[White "Paschoa, Lazaro dos Reis"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "1558"]
[BlackElo "1733"]
[PlyCount "98"]
[EventDate "2016.05.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. c4 Nf6 4. Nc3 Bb4 5. Bd2 b6 6. e3 Bb7 7. Be2 d6 8. a3 Bxc3 9. Bxc3 0-0 10. b4 Nbd7 11. b5 Ne4 12. Bb2 Rf6 13. 0-0 Rg6 14. d5 e5 15. Bd3 Ndc5 16. Bc2 Bc8 17. Nd2 Qg5 18. g3 h5 19. f4 exf4 20. exf4 Qh6 21. Nxe4 fxe4 22. Qe1 Bf5 23. Bd4 Nd3 24. Bxd3 exd3 25. h4 Bg4 26. f5 Rf6 27. Bxf6 Qxf6 28. Qe6+ Qxe6 29. fxe6 Be2 30. Rfe1 a6 31. Kf2 Rf8+ 32. Ke3 axb5 33. cxb5 Rf3+ 34. Kd2 Rf5 35. Rac1 Rxd5 36. Rxc7 Rxb5 37. Kc3 Re5 38. e7 Kf7 39. e8Q+ Kxe8 40. Rxg7 Rc5+ 41. Kd2 Rc2+ 42. Ke3 d2 43. Rxe2 d1Q 44. Rxc2 Qxc2 45. Rg5 Qc3+ 46. Kf2 Qxa3 47. Rxh5 Qb2+ 48. Ke3 Qb3+ 49. Kf2 Qf7+ 0-1

[Event "Sao Sebastiao IRT op"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.02.14"]
[Round "4"]
[White "Bonvini, Adriana Tonhati"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1613"]
[PlyCount "55"]
[EventDate "2016.02.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. c3 Ngf6 8. Bg5 Be7 9. Ned2 Bxf3 10. Nxf3 0-0 11. Qc2 c6 12. 0-0 g6 13. Rad1 a5 14. c4 Re8 15. Bf4 Bf8 16. h4 Nh5 17. Be5 Be7 18. Bg3 Ndf6 19. Kh2 Ng4+ 20. Kh3 Nh6 21. d5 exd5 22. cxd5 Qd7+ 23. Kh2 Rac8 24. Ne5 Qd8 25. dxc6 bxc6 26. Bxg6 Qc7 27. Bxh7+ Kh8 28. Nxf7+ 1-0

[Event "Sao Sebastiao IRT op"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.02.13"]
[Round "3"]
[White "Dos Santos, Ivan Vilaca"]
[Black "De Sousa, Alex Aecio"]
[Result "0-1"]
[ECO "B35"]
[BlackElo "1666"]
[PlyCount "66"]
[EventDate "2016.02.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Bc4 Nf6 7. Nc3 0-0 8. Qd2 Ng4 9. Nb3 Nxe3 10. Qxe3 Ne5 11. Be2 a6 12. f4 Nc6 13. g4 d6 14. h4 Be6 15. h5 Bxb3 16. axb3 Nd4 17. Bd3 Qb6 18. Kd2 e6 19. hxg6 fxg6 20. Qh3 Rxf4 21. Qxh7+ Kf7 22. Raf1 Nf3+ 23. Ke2 Rh8 24. Qxh8 Bxh8 25. Rxf3 Rxf3 26. Kxf3 Qd4 27. Rh7+ Bg7 28. Rh1 Qf6+ 29. Kg2 Qg5 30. Rf1+ Ke7 31. Be2 Be5 32. Kf2 Qf4+ 33. Kg2 Qg3+ 0-1

[Event "Sao Sebastiao IRT op"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.02.13"]
[Round "1"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Degrande, Pedro Henrique Alve"]
[Result "0-1"]
[ECO "A38"]
[BlackElo "1670"]
[PlyCount "98"]
[EventDate "2016.02.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 Nf6 6. 0-0 d6 7. d3 0-0 8. Rb1 Bd7 9. a3 a5 10. Ne1 Qc8 11. Nc2 Ne8 12. Bd2 a4 13. Ne3 Nd4 14. Ned5 Qd8 15. b3 Nxb3 16. Rxb3 axb3 17. Qxb3 Bc6 18. Bg5 f6 19. Be3 Nc7 20. Rb1 Rb8 21. Nxe7+ Qxe7 22. Bxc6 bxc6 23. Qxb8 Rxb8 24. Rxb8+ Kf7 25. Rb7 Qd8 26. Ne4 Kg8 27. Bf4 Ne8 28. a4 f5 29. Ng5 Qc8 30. Ra7 h6 31. Nf3 g5 32. Be3 Nc7 33. h4 Qb8 34. Ra5 Qb6 35. Bd2 g4 36. Ne1 Kf7 37. f3 h5 38. Ng2 Bf6 39. Ne3 Bd4 40. Kf2 d5 41. fxg4 fxg4 42. cxd5 Nxd5 43. Ra8 c4 44. dxc4 Bxe3+ 45. Bxe3 Qxe3+ 46. Kf1 Qxg3 47. cxd5 cxd5 48. Rd8 Qh3+ 49. Kg1 g3 0-1

[Event "Sao Sebastiao IRT op"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2016.02.13"]
[Round "2"]
[White "Nunes da Silva, Diego"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1595"]
[PlyCount "78"]
[EventDate "2016.02.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Qb6 6. Bxc6+ bxc6 7. 0-0 cxd4 8. Qxd4 Bc5 9. Qf4 h6 10. Nc3 Ba6 11. Na4 Qb5 12. Re1 Bb4 13. c3 Ba5 14. b3 Ne7 15. Nd4 Qb7 16. Nc5 Qb8 17. b4 Bb6 18. Ncb3 Bc4 19. Re3 Ng6 20. Qg3 Bxb3 21. axb3 a5 22. Rf3 axb4 23. Rxa8 Qxa8 24. Nxe6 Qa1 25. Nxg7+ Kf8 26. Ne6+ Ke7 27. Rxf7+ Kxf7 28. Qf3+ Kxe6 29. Qf6+ Kd7 30. e6+ Kc7 31. Qg7+ Kb8 32. h3 Qxc1+ 33. Kh2 Qf4+ 34. Kh1 Bc7 35. Kg1 Rf8 36. f3 Qe3+ 37. Kf1 Bb6 38. Qxf8+ Nxf8 39. e7 Qf2# 0-1

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.12"]
[Round "9.5"]
[White "Bonvini, Adriana Tonhati"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1557"]
[PlyCount "115"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 dxe4 5. Nxe4 cxd4 6. Qxd4 Qxd4 7. cxd4 Nc6 8. Nf3 Be7 9. Nc3 Nf6 10. Bb5 Bd7 11. Bg5 a6 12. Ba4 Nb4 13. Bxd7+ Kxd7 14. Ne5+ Ke8 15. 0-0 Nbd5 16. Rab1 Rc8 17. Rfc1 Nd7 18. Nxd5 Rxc1+ 19. Rxc1 Nxe5 20. Nxe7 f6 21. dxe5 Kxe7 22. Rc7+ Kd8 23. Rxb7 Kc8 24. Rxg7 fxg5 25. Rxg5 Rd8 26. g3 Rd2 27. Rg7 Rxb2 28. Rxh7 Kd8 29. a4 Ra2 30. Rh4 Re2 31. Rd4+ Ke7 32. f4 Ra2 33. h4 Kf7 34. g4 Kg6 35. Rd6 Rxa4 36. Rxe6+ Kg7 37. Rf6 a5 38. h5 Re4 39. Rg6+ Kh7 40. Rf6 Kg7 41. Kf2 a4 42. Kf3 Re1 43. Ra6 Rf1+ 44. Ke4 Ra1 45. g5 Rh1 46. h6+ Kh7 47. Rxa4 Rc1 48. Ra7+ Kg8 49. h7+ Kh8 50. g6 Rc8 51. Kf5 Rf8+ 52. Rf7 Rd8 53. e6 Rd5+ 54. Kf6 Rf5+ 55. Ke7 Rh5 56. Rf8+ Kg7 57. Rg8+ Kh6 58. h8Q# 1-0

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.12"]
[Round "8.2"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Dias, Matheus Nunes"]
[Result "0-1"]
[ECO "A10"]
[BlackElo "1676"]
[PlyCount "82"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c6 4. Bg2 e6 5. d4 d5 6. e3 Ne7 7. cxd5 Nxd5 8. Nxd5 exd5 9. h3 Qb6 10. Qc2 Bf5 11. Qc3 Na6 12. Bd2 Bf8 13. g4 Bb4 14. Qc1 Bd3 15. a3 Bxd2+ 16. Qxd2 Qb3 17. Rc1 Bc4 18. Qc3 Qb6 19. Bf1 Bxf1 20. Kxf1 Nc7 21. Ne2 Ne6 22. Ng3 Qc7 23. e4 Qf4 24. Qe3 Qxe3 25. fxe3 dxe4 26. Nxe4 Ke7 27. Ke2 h5 28. Nc5 Nxc5 29. Rxc5 Rad8 30. Rf1 f6 31. b4 Ke6 32. b5 cxb5 33. Rxb5 b6 34. Kd3 Rd6 35. a4 a6 36. Rb4 a5 37. Rb2 hxg4 38. hxg4 Rh4 39. Rg2 Rd5 40. Rb1 b5 41. e4 Rh3+ 0-1

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.12"]
[Round "7.4"]
[White "Von Zuben, Harrison"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1/2-1/2"]
[ECO "A85"]
[PlyCount "34"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 c6 6. e3 d5 7. c5 0-0 8. g3 Nbd7 9. Bg2 Ne4 10. Bxe7 Qxe7 11. Ne2 b6 12. cxb6 axb6 13. 0-0 Ba6 14. Re1 Rfc8 15. a3 c5 16. dxc5 Bxe2 17. Rxe2 bxc5 1/2-1/2

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.11"]
[Round "5.3"]
[White "De Oliveira, Reinaldo Euclides"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "58"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Nc3 Nf6 7. Bg5 Be7 8. Bc4 Nd5 9. Nxd5 Bxg5 10. Nb4 0-0 11. 0-0 Bf6 12. c3 Bxf3 13. Qxf3 c6 14. Bd3 g6 15. Nc2 Qd5 16. Qxf6 Nd7 17. Qh4 c5 18. Be4 Qd6 19. Rad1 Qb6 20. b3 Rad8 21. Rfe1 cxd4 22. Nxd4 Nc5 23. Re3 e5 24. Rh3 h5 25. Bc2 exd4 26. Rxd4 Ne6 27. Rdd3 Qc7 28. Rhf3 Rfe8 29. g3 Nc5 1/2-1/2

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.11"]
[Round "4.4"]
[White "Dos Santos, Ivan Vilaca"]
[Black "De Lima, Mateus Peres"]
[Result "0-1"]
[ECO "A24"]
[BlackElo "1904"]
[PlyCount "88"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d3 e5 6. e4 d6 7. h3 c6 8. Nge2 Nbd7 9. 0-0 Ne8 10. f4 f5 11. Be3 Qe7 12. Qd2 Ndf6 13. Rf2 a5 14. Raf1 a4 15. a3 Bd7 16. fxe5 dxe5 17. Bh6 Nd6 18. Bxg7 Kxg7 19. c5 Nb5 20. Nxb5 cxb5 21. exf5 Bxf5 22. g4 Be6 23. Qg5 Bc8 24. Rxf6 Rxf6 25. Kh2 Re6 26. Qe3 Qc7 27. Kh1 Bd7 28. Bd5 Bc6 29. Nc3 Rc8 30. Kg1 Bxd5 31. Nxd5 Qxc5 32. Qxc5 Rxc5 33. Nc3 Re7 34. Re1 Rf7 35. Kg2 Rf4 36. Kg3 Rd4 37. Re3 Rd8 38. Kf3 Rf8+ 39. Kg3 Rfc8 40. Re4 Rxc3 41. bxc3 Rxc3 42. Rxe5 Rxd3+ 43. Kh4 Rxa3 44. Rxb5 Rb3 0-1

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.11"]
[Round "6.3"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Vieira, Matheus Jose Hegedi"]
[Result "0-1"]
[ECO "A16"]
[PlyCount "120"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 Nc6 5. e3 Bf5 6. a3 e5 7. Qf3 Nxc3 8. Qxf5 g6 9. Qf3 Nd5 10. Bc4 Nf6 11. Bb5 exd4 12. Bxc6+ bxc6 13. Qxc6+ Nd7 14. exd4 Bg7 15. Nf3 0-0 16. 0-0 Re8 17. Bf4 Rc8 18. Rfe1 Rxe1+ 19. Rxe1 Nf8 20. Be5 Ne6 21. Rc1 Nxd4 22. Bxd4 Bxd4 23. Nxd4 Qxd4 24. Qc3 Rd8 25. Qxd4 Rxd4 26. Kf1 Rd7 27. Rc2 Kf8 28. Re2 c5 29. f4 c4 30. Rc2 Rd4 31. g3 Ke7 32. Ke2 Kd6 33. Ke3 Kc5 34. b4+ Kd5 35. Rd2 Rxd2 36. Kxd2 Kd4 37. Kc2 c3 38. a4 Kc4 39. b5 Kb4 40. h4 Kxa4 41. Kxc3 Kxb5 42. Kd4 Kb4 43. Ke5 a5 44. Kf6 a4 45. Kxf7 a3 46. Kg7 a2 47. Kxh7 a1Q 48. Kxg6 Qg1 49. h5 Qxg3+ 50. Kf5 Kc5 51. Ke5 Qh4 52. f5 Qxh5 53. Ke6 Qe8+ 54. Kf6 Kd6 55. Kg7 Qe5+ 56. f6 Ke6 57. Kg8 Qxf6 58. Kh7 Qg5 59. Kh8 Kf6 60. Kh7 Qg7# 0-1

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.10"]
[Round "3.2"]
[White "Batista, Matheus Peres"]
[Black "Dos Santos, Ivan Vilaca"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1764"]
[PlyCount "45"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. Nbd2 e6 4. c3 d5 5. e3 Bd6 6. Be2 0-0 7. Ne5 Nbd7 8. Ndf3 c6 9. 0-0 Qc7 10. Nxd7 Bxd7 11. b3 Ne4 12. Bb2 Be8 13. c4 Qb8 14. Ne5 c5 15. cxd5 exd5 16. dxc5 Bf7 17. Nxf7 Rxf7 18. cxd6 Qxd6 19. Bh5 g6 20. Bf3 Rc8 21. Bxe4 fxe4 22. Qd4 a6 23. Qh8# 1-0

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.10"]
[Round "1.1"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Bonvini, Alberto Tonhati"]
[Result "0-1"]
[ECO "A26"]
[BlackElo "1798"]
[PlyCount "78"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e4 Nc6 6. Nge2 f5 7. d3 Nf6 8. Be3 h6 9. Qd2 Ng4 10. f4 Nxe3 11. Qxe3 0-0 12. 0-0 Be6 13. Rf2 Qd7 14. Raf1 Kh7 15. b4 Nxb4 16. Rb1 c5 17. a3 Nc2 18. Qc1 Nd4 19. exf5 Bxf5 20. Rxb7 Qd8 21. Qe3 Re8 22. fxe5 Rxe5 23. Be4 Nxe2+ 24. Nxe2 Re7 25. Rxe7 Qxe7 26. Rf3 Re8 27. Rf4 h5 28. Rh4 Kh8 29. Kg2 Qf7 30. Rf4 Qd7 31. Qf3 Bh3+ 32. Kf2 Bg4 33. Qg2 Qa4 34. h3 Bxe2 35. Kxe2 Qxa3 36. Rf7 Qb3 37. Rb7 Qc2+ 38. Kf1 Qd1+ 39. Kf2 Bd4# 0-1

[Event "Sao Sebastiao Online 2nd"]
[Site "Sao Sebastiao do Paraiso"]
[Date "2015.10.10"]
[Round "2.5"]
[White "Dos Santos, Ivan Vilaca"]
[Black "Pacheco, Helcio Alexandre"]
[Result "0-1"]
[ECO "A10"]
[BlackElo "2096"]
[PlyCount "42"]
[EventDate "2015.10.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 f5 2. b3 e5 3. d3 Nc6 4. Bb2 Bc5 5. Nd2 Nf6 6. Ngf3 Qe7 7. g3 0-0 8. e3 e4 9. dxe4 Nxe4 10. Bg2 Nxf2 11. Qe2 Nxh1 12. Bxh1 Qxe3 13. Qxe3 Bxe3 14. Kd1 d6 15. Kc2 Bd7 16. Re1 Rae8 17. Nf1 Bh6 18. Rxe8 Rxe8 19. Kd1 g6 20. N1d2 Bg7 21. Bc1 Nb4 0-1

