[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.12"]
[Round "7"]
[White "Oba, Ana Claudia de Oliv"]
[Black "De Macedo, Jonas Ferreira"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "1593"]
[PlyCount "53"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 c6 5. Bf4 Bg7 6. cxd5 cxd5 7. e3 0-0 8. Be2 b6 9. 0-0 Bb7 10. Rc1 Nc6 11. Bd3 Rc8 12. a3 Qd7 13. Qe2 Nh5 14. Bg3 Nxg3 15. hxg3 Rfd8 16. Rc2 Qg4 17. Rfc1 Na5 18. Nb5 a6 19. Nc7 b5 20. Bxb5 axb5 21. Qxb5 Ra8 22. Nxa8 Rxa8 23. Rc7 Qe6 24. Rxb7 Nxb7 25. Qxb7 Rd8 26. Rc6 Qf5 27. Qxe7 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.11"]
[Round "6"]
[White "Da Silva, Hermes Ludovino"]
[Black "De Macedo, Jonas Ferreira"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1429"]
[PlyCount "44"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 c6 5. Nf3 Bg7 6. b3 0-0 7. Be2 Re8 8. 0-0 Nbd7 9. Bd2 e5 10. dxe5 Nxe5 11. Nxe5 Rxe5 12. Rc1 Bf5 13. h3 Re8 14. Re1 Qe7 15. Kh1 Rad8 16. Bf3 dxc4 17. g4 Ne4 18. Bxe4 Bxe4+ 19. Nxe4 Qxe4+ 20. f3 Qd3 21. Re2 c3 22. Be1 Qxd1 0-1

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.11"]
[Round "5"]
[White "De Macedo, Jonas Ferreira"]
[Black "Marino, Felipe Gabriel"]
[Result "0-1"]
[ECO "C11"]
[BlackElo "1615"]
[PlyCount "64"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Bb5 Qb6 8. Bxc6 bxc6 9. 0-0 cxd4 10. Na4 Qa5 11. c3 dxc3 12. Nxc3 Ba6 13. Re1 Bb4 14. Bd2 0-0 15. Kh1 Rac8 16. a3 Bxc3 17. Bxc3 Qb6 18. b4 c5 19. bxc5 Nxc5 20. Rb1 Qc6 21. Nd4 Qa4 22. Bb4 Qxd1 23. Rexd1 Rfe8 24. Rbc1 Bc4 25. Re1 Nd3 26. Rc2 Nxe1 27. Bxe1 Bd3 28. Rc6 Rxc6 29. Nxc6 Kh8 30. h3 Rc8 31. Nd4 Rc1 32. Nf3 Be4 0-1

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.10"]
[Round "3"]
[White "Barbosa, Flavio Novais"]
[Black "De Macedo, Jonas Ferreira"]
[Result "1/2-1/2"]
[ECO "D94"]
[PlyCount "114"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 c6 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 Bf5 8. cxd5 cxd5 9. Qb3 b6 10. Ne5 Be6 11. Bf3 Na6 12. Bd2 Ne4 13. Bxe4 dxe4 14. Qd1 Bxe5 15. dxe5 Bc4 16. Re1 Nc5 17. Qc2 Bd3 18. Qd1 a5 19. f4 Qd7 20. Ne2 Rfd8 21. Bc3 Na4 22. Bd4 Qb5 23. b3 Nc5 24. Ng3 Ne6 25. Bb2 Rac8 26. Rc1 a4 27. f5 Nc5 28. Qg4 e6 29. Nh5 Kf8 30. fxg6 hxg6 31. Nf4 Qe8 32. Qh4 Kg7 33. Qf6+ Kh7 34. Qh4+ Kg7 35. Qf6+ Kg8 36. Bd4 Nd7 37. Qh4 Rxc1 38. Rxc1 axb3 39. axb3 Rc8 40. Qe1 Nc5 41. b4 Nd7 42. Nxd3 exd3 43. Rd1 b5 44. Rxd3 Nb8 45. Rc3 Rc4 46. Rxc4 bxc4 47. Qc3 Qb5 48. Kf2 Na6 49. e4 Nxb4 50. Ke3 Na2 51. Qb2 Qxb2 52. Bxb2 Kg7 53. Kd4 c3 54. Bxc3 Nxc3 55. Kxc3 Kh6 56. Kd3 Kg5 57. Ke3 Kg4 1/2-1/2

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.10"]
[Round "4"]
[White "De Macedo, Jonas Ferreira"]
[Black "Nunes, Agatha Hurba"]
[Result "1/2-1/2"]
[ECO "C10"]
[BlackElo "1669"]
[PlyCount "166"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Ng3 Bxf3 7. Qxf3 c6 8. c3 Nf6 9. Bd3 Nbd7 10. 0-0 g6 11. Bf4 Bg7 12. Bd6 Nd5 13. a4 N7f6 14. Ba3 Ne7 15. Rad1 0-0 16. h4 Re8 17. h5 Qd5 18. Qxd5 Nexd5 19. hxg6 hxg6 20. Bc2 Bh6 21. Ne2 Kg7 22. c4 Nf4 23. Nxf4 Bxf4 24. g3 Bc7 25. b3 Ng4 26. Bb2 e5 27. d5 cxd5 28. cxd5 Bd6 29. Rfe1 Rac8 30. Bb1 Nf6 31. Bd3 a6 32. Bc4 Rc5 33. Ba3 Rxc4 34. Bxd6 Re4 35. Rxe4 Nxe4 36. Bc7 Re7 37. d6 Rd7 38. Kg2 f5 39. Rd5 Kf6 40. f3 Ng5 41. b4 Ke6 42. Rc5 Nf7 43. b5 Nxd6 44. bxa6 bxa6 45. a5 Ke7 46. Rxe5+ Kf7 47. Rd5 Ke6 48. Rc5 Kf7 49. Bb6 Nb5 50. Rc8 Ke6 51. Ra8 Rd6 52. Rxa6 Nc7 53. Ra7 Nd5 54. Rg7 Kf6 55. Bd4+ Kg5 56. Ra7 f4 57. g4 Ne3+ 58. Bxe3 fxe3 59. Kf1 Rd2 60. Rf7 Ra2 61. Ra7 Kf4 62. Rf7+ Kg3 63. Ke1 Rxa5 64. Ke2 Re5 65. Rf6 g5 66. Rf5 Re7 67. Rxg5 Kh4 68. Rh5+ Kg3 69. g5 Rf7 70. g6 Rg7 71. Rg5+ Kf4 72. Rg4+ Kf5 73. Kxe3 Rxg6 74. Rxg6 Kxg6 75. Kf4 Kf6 76. Ke4 Ke6 77. Ke3 Ke5 78. f4+ Kf5 79. Kf3 Kf6 80. Kg4 Kg6 81. f5+ Kf6 82. Kf4 Kf7 83. Kg5 Kg7 1/2-1/2

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.09"]
[Round "1"]
[White "Caceres, Elton Carlos"]
[Black "De Macedo, Jonas Ferreira"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1826"]
[PlyCount "91"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 c5 2. g3 e6 3. Bg2 Nc6 4. Ne2 d5 5. exd5 exd5 6. d4 Nf6 7. 0-0 Be7 8. dxc5 Be6 9. Nf4 0-0 10. Nxe6 fxe6 11. Re1 e5 12. Nc3 e4 13. Na4 Ne5 14. f4 Neg4 15. h3 Nh6 16. Be3 Qa5 17. b3 Rad8 18. g4 Ne8 19. c3 Bh4 20. b4 Qb5 21. Rf1 Qd7 22. Qb3 Kh8 23. Rad1 Qb5 24. Nb2 Qe2 25. c4 d4 26. Rxd4 Rxd4 27. Bxd4 Nc7 28. Qe3 Qxe3+ 29. Bxe3 Re8 30. Rd1 Na6 31. a3 Nb8 32. Rd4 Bf6 33. Rd2 Kg8 34. Nd1 Nf7 35. g5 Bd8 36. h4 a6 37. Rd4 Nc6 38. Rxe4 Rxe4 39. Bxe4 Bc7 40. Nc3 g6 41. Nd5 Bb8 42. Nf6+ Kg7 43. h5 gxh5 44. Nxh5+ Kh8 45. Bd5 Ncd8 46. b5 1-0

[Event "BRA-ch Amateur"]
[Site "Sao Paulo"]
[Date "2013.02.09"]
[Round "2"]
[White "De Macedo, Jonas Ferreira"]
[Black "Sirahata Hasegava, Flavia"]
[Result "1/2-1/2"]
[ECO "A34"]
[BlackElo "1486"]
[PlyCount "95"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. d4 Nxc3 6. bxc3 e6 7. e3 a6 8. Bd3 cxd4 9. exd4 Be7 10. 0-0 Nd7 11. Re1 0-0 12. Rb1 Qc7 13. Bd2 Nf6 14. c4 b6 15. Qb3 Rb8 16. Rb2 Nd7 17. Qc2 f6 18. Reb1 Bb7 19. Ne1 Bc6 20. d5 Ba3 21. dxc6 Nc5 22. Be3 Bxb2 23. Qxb2 Qxc6 24. Bxc5 Qxc5 25. Qb4 Qc7 26. Qa3 a5 27. Nc2 Rfd8 28. Qc3 Rd7 29. Be4 Rbd8 30. g3 Qc5 31. Rb5 Qc7 32. Ne3 f5 33. Bc2 Rf8 34. Qe5 Qxe5 35. Rxe5 Re7 36. Nxf5 Ref7 37. Rxe6 Rxf5 38. Bxf5 Rxf5 39. Rxb6 Rc5 40. Rb5 Rxc4 41. Rxa5 Kf7 42. Rd5 Ke6 43. Rd2 Ra4 44. Kf1 Ke5 45. f3 Ra3 46. f4+ Ke4 47. Rb2 g5 48. fxg5 1/2-1/2

