[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.18"]
[Round "5"]
[White "Oliveira, Ivan Gentil De Rosa"]
[Black "Funayama S A, Yuri"]
[Result "1-0"]
[ECO "D35"]
[BlackElo "1595"]
[PlyCount "133"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. Bf4 Be7 6. Nf3 Bg4 7. Nb5 Na6 8. a3 c6 9. Nc3 0-0 10. e3 Nc7 11. h3 Bh5 12. Bd3 Ne6 13. Be5 Nd7 14. Qc2 Bg6 15. Bxg6 fxg6 16. h4 Nxe5 17. Nxe5 Bxh4 18. g3 Bxg3 19. fxg3 Qg5 20. 0-0-0 Qxe3+ 21. Kb1 Nxd4 22. Qd3 Qxe5 23. Qxd4 Qxd4 24. Rxd4 Rf3 25. Rdh4 h6 26. g4 Rg3 27. Ne2 Rg2 28. Nd4 g5 29. R4h3 Rxg4 30. Ne6 Re4 31. Nc5 Re7 32. Kc2 b6 33. Nd3 Kf7 34. Rf1+ Ke8 35. Rhf3 Kd7 36. Rf5 Rae8 37. Nb4 Re2+ 38. Kb3 R8e3+ 39. Ka2 Re5 40. Rf7+ Re7 41. Rf8 Kd6 42. Rc8 c5 43. Na6 Rb7 44. Rff8 Ree7 45. Rcd8+ Ke5 46. Kb3 Rbd7 47. Rc8 Rb7 48. Nb8 Rec7 49. Rcd8 d4 50. Kc2 Rf7 51. Nc6+ Kf4 52. Rfe8 Kg3 53. Kd3 Kh3 54. Re4 Rf3+ 55. Ke2 Rff7 56. Rde8 Rbc7 57. Ne5 Rfe7 58. Rf8 g4 59. Rf5 g6 60. Rf6 g3 61. Rxg6 h5 62. Rh6 Rh7 63. Rf6 Rce7 64. Kf1 Re8 65. Kg1 Rhe7 66. Rff4 g2 67. Rf3# 1-0

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.17"]
[Round "4"]
[White "Borger, David Lupovici"]
[Black "Oliveira, Ivan Gentil De Rosa"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1603"]
[PlyCount "107"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 Bb7 4. Nc3 e6 5. g3 Bxf3 6. exf3 Be7 7. Bg2 c6 8. 0-0 0-0 9. b3 Na6 10. f4 d5 11. Re1 Rc8 12. Bh3 Nc7 13. f5 exf5 14. Bxf5 Rb8 15. Qc2 Bb4 16. a3 Bxc3 17. Qxc3 Nd7 18. Bf4 Rb7 19. Qc2 Nf6 20. Rac1 Re8 21. Be5 g6 22. Bd3 Ne6 23. cxd5 cxd5 24. Ba6 Rbe7 25. Bxf6 Qd6 26. Bxe7 Rxe7 27. Qe2 Qxa3 28. Rc8+ Kg7 29. Qd3 Qb4 30. Qc3 Qa3 31. Bf1 Qd6 32. Bg2 Ng5 33. Rxe7 Qxe7 34. Bxd5 Qf6 35. Qe3 b5 36. Qe5 Qxe5 37. dxe5 h5 38. Rc7 a5 39. f4 Nh7 40. Bxf7 Kh6 41. Bg8 Nf8 42. Rf7 h4 43. Rxf8 hxg3 44. hxg3 a4 45. bxa4 bxa4 46. Ra8 Kg7 47. Rxa4 Kxg8 48. Ra7 Kf8 49. g4 Kg8 50. f5 gxf5 51. gxf5 Kf8 52. f6 Ke8 53. e6 Kf8 54. Ra8# 1-0

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.17"]
[Round "3"]
[White "Oliveira, Ivan Gentil De Rosa"]
[Black "Nabhan, Pedro Chen"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1507"]
[PlyCount "87"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. Nf3 d5 4. e3 Bg4 5. Bxb8 Rxb8 6. h3 Bd7 7. c3 e6 8. Be2 Bd6 9. 0-0 0-0 10. Nbd2 Qc7 11. c4 b6 12. cxd5 exd5 13. Rc1 Rbc8 14. dxc5 bxc5 15. Nb3 Qb6 16. Qd2 Be6 17. Ng5 h6 18. Nxe6 fxe6 19. Qa5 e5 20. Qxb6 axb6 21. Rfd1 d4 22. exd4 exd4 23. Nd2 Rce8 24. Bb5 Re5 25. Nc4 Re6 26. Nxb6 Bf4 27. Bc4 Rfe8 28. Rb1 Bc7 29. Na4 Bd6 30. Bxe6+ Rxe6 31. Rbc1 Ne4 32. Re1 Kf7 33. f3 Ng3 34. Rxe6 Kxe6 35. Kf2 Nf5 36. Nxc5+ Kd5 37. Nd3 Bg3+ 38. Kg1 Bd6 39. a4 Ng3 40. Rb1 Ne2+ 41. Kf2 Nf4 42. Nxf4+ Bxf4 43. b4 Kc4 44. Ke2 1-0

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.16"]
[Round "1"]
[White "Truzzi, Ivan Steiner"]
[Black "Oliveira, Ivan Gentil De Rosa"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1583"]
[PlyCount "107"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. Bf4 Nd7 4. e3 Ngf6 5. Bd3 c5 6. c3 Qb6 7. Qb3 cxd4 8. exd4 Qxb3 9. axb3 Be7 10. Nbd2 0-0 11. 0-0 Nb6 12. Bc7 Bd7 13. Ne5 Rfc8 14. Bxb6 axb6 15. Nxd7 Nxd7 16. f4 Bd6 17. g3 f6 18. Bb5 Nf8 19. Nf3 h6 20. Ra4 g5 21. fxg5 hxg5 22. Kg2 Rd8 23. h4 gxh4 24. Nxh4 f5 25. Re1 Kh7 26. Kh3 Rxa4 27. bxa4 Kg7 28. g4 fxg4+ 29. Kxg4 Kf7 30. Rf1+ Ke7 31. Re1 Kf7 32. Bd3 Nd7 33. Bg6+ Kg7 34. Rxe6 Nf6+ 35. Kf3 Rh8 36. Rxd6 Rxh4 37. Bf5 Rh1 38. Bc8 Ne4 39. Rxb6 Rf1+ 40. Ke3 Re1+ 41. Kf4 Rf1+ 42. Ke5 Nf6 43. Rxb7+ Kg6 44. a5 Re1+ 45. Kd6 Ra1 46. Rb5 Ne8+ 47. Kc6 Kf6 48. Rxd5 Ke7 49. Rd7+ Kf8 50. a6 Nf6 51. Kb7 Nxd7 52. Bxd7 Ra2 53. b4 Ke7 54. b5 1-0

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "4.21"]
[White "Brujin, Homero"]
[Black "Oliveira, Ivan Gentil De Rosa"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1493"]
[PlyCount "98"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 c5 4. g3 Nc6 5. Bg2 Be7 6. 0-0 0-0 7. d4 d5 8. dxc5 Bxc5 9. cxd5 exd5 10. a3 a5 11. Na4 Ba7 12. Bd2 b5 13. Nc3 Ba6 14. Rc1 Re8 15. Nxd5 Qxd5 16. Nh4 Ne4 17. Qc2 Nd4 18. Qd3 Bb6 19. b4 f5 20. Bc3 Qc4 21. Qxc4+ bxc4 22. Bxd4 Bxd4 23. e3 Bb2 24. Rc2 c3 25. Rd1 axb4 26. axb4 Rab8 27. Rd4 g6 28. g4 Ba3 29. Ra2 Rxb4 30. Rxa3 Rb1+ 31. Bf1 Bxf1 32. h3 Bxh3+ 33. Kh2 Bxg4 34. Ra2 Ng5 35. Rd6 Nf3+ 36. Nxf3 Bxf3 37. Kg3 Be4 38. Rd7 Rg1+ 39. Kh2 Rg2+ 40. Kh3 Bc6 41. Rc7 Bd5 42. Raa7 Rxf2 43. Rg7+ Kf8 44. Rxh7 Rxe3+ 45. Kh4 Rh2+ 46. Kg5 Rxh7 47. Rxh7 c2 48. Rc7 Be4 49. Kf6 Ke8 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.10"]
[Round "3.16"]
[White "Oliveira, Ivan Gentil De Rosa"]
[Black "Ferreira, Caio Tulio Moreira"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "1548"]
[PlyCount "94"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. Nc3 0-0 6. Bc4 Nbd7 7. 0-0 c5 8. d5 a6 9. a4 Nb6 10. b3 Nxc4 11. bxc4 Nh5 12. Qd2 Nxf4 13. exf4 e6 14. Rab1 exd5 15. Nxd5 Rb8 16. h3 Bd7 17. Nb6 Bc6 18. Nh2 Qf6 19. Ng4 Qd4 20. Qxd4 Bxd4 21. Ne3 Rfe8 22. Ned5 Re2 23. c3 Bg7 24. Rfe1 Rbe8 25. Red1 Rc2 26. Nc7 Ree2 27. Ncd5 Rxf2 28. Ne7+ Kf8 29. Nxc6 Rxg2+ 30. Kf1 bxc6 31. Rb3 Rgf2+ 32. Kg1 Ke8 33. Rxd6 Rfd2 34. Rxd2 Rxd2 35. Na8 Rd3 36. Rb8+ Ke7 37. Rb7+ Kf6 38. Rb6 Kf5 39. Rxc6 Rxc3 40. Rxc5+ Kxf4 41. Rc7 Kg3 42. Kf1 Rf3+ 43. Ke2 Rf2+ 44. Kd3 Kxh3 45. Nb6 Rf3+ 46. Ke4 Kg4 47. Nd5 f5# 0-1

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "1.21"]
[White "Borger, Daniel"]
[Black "Oliveira, Ivan Gentil De Rosa"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1598"]
[PlyCount "57"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng8 7. cxd4 Bb6 8. 0-0 Nge7 9. Ng5 0-0 10. Qh5 h6 11. Nxf7 Rxf7 12. Qxf7+ Kh8 13. Qh5 Ng8 14. d5 Nd4 15. Bd3 Ne7 16. Nc3 d6 17. e6 c6 18. Bxh6 Ndf5 19. Bg5+ Kg8 20. Bxf5 g6 21. Bxg6 Nxg6 22. Qxg6+ Kh8 23. Bxd8 Bxd8 24. Qe8+ Kg7 25. Qxd8 cxd5 26. e7 b5 27. e8Q Bb7 28. Qg5+ Kh7 29. Qeh5# 1-0

[Event "Sao Paulo Haroldo Salles op"]
[Site "Sao Paulo"]
[Date "2019.05.09"]
[Round "2.22"]
[White "Oliveira, Ivan Gentil De Rosa"]
[Black "Hayashi, Kouki"]
[Result "1-0"]
[ECO "D00"]
[BlackElo "1348"]
[PlyCount "61"]
[EventDate "2019.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Bf4 Nf6 4. e3 Nh5 5. Qxh5 Be7 6. Bd3 Nd7 7. Nc3 Nf6 8. Qd1 0-0 9. Nf3 c5 10. h3 b6 11. a3 Ba6 12. cxd5 Bxd3 13. Qxd3 Nxd5 14. Nxd5 Qxd5 15. 0-0 f6 16. Rfd1 Rad8 17. Qc2 Qc6 18. Bg3 Rd7 19. b4 Rfd8 20. dxc5 bxc5 21. Rxd7 Rxd7 22. Rc1 h6 23. Nd4 Qa6 24. bxc5 e5 25. Nf5 Bf8 26. a4 Rc7 27. c6 Ba3 28. Qa2+ Kh7 29. Qxa3 Rxc6 30. Rxc6 Qxc6 31. Qe7 1-0

