[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.18"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Marques, Marllyson T Corlett"]
[Result "0-1"]
[ECO "D86"]
[WhiteElo "1637"]
[BlackElo "1507"]
[PlyCount "76"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 cxd4 10. cxd4 Qa5+ 11. Qd2 Qxd2+ 12. Kxd2 0-0 13. Rhd1 a6 14. Ke1 b5 15. Bd5 Bb7 16. Rac1 Rfc8 17. e5 e6 18. Bf3 Na5 19. Bxb7 Nxb7 20. Rxc8+ Rxc8 21. Rc1 Rxc1+ 22. Nxc1 Na5 23. Nb3 Nc4 24. Bg5 Bf8 25. Ke2 Bb4 26. Nd2 Bxd2 27. Bxd2 Kf8 28. Bb4+ Ke8 29. a3 Kd7 30. Kd3 Kc6 31. Ke4 a5 32. Bc5 a4 33. g4 Nd2+ 34. Kf4 Nb3 35. Ba7 Kd5 36. Ke3 Kc4 37. f4 b4 38. axb4 a3 0-1

[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.17"]
[Round "1"]
[White "Dantas, Isaac Pereira"]
[Black "De Carvalho, Antonio Azevedo"]
[Result "0-1"]
[ECO "D66"]
[WhiteElo "1637"]
[BlackElo "2119"]
[PlyCount "66"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 a6 9. Rc1 dxc4 10. Bxc4 b5 11. Bd3 c5 12. dxc5 Nxc5 13. Bb1 Qb6 14. Qc2 g6 15. e4 Re8 16. Be3 Qb8 17. Nxb5 Qxb5 18. Bxc5 Bxc5 19. Qxc5 Qxb2 20. Rc3 Rb8 21. Rfc1 Bd7 22. Qg5 Kg7 23. Rc7 h6 24. Qf4 e5 25. Qd2 Qb6 26. h3 Rbd8 27. Qc3 Rc8 28. Nxe5 Rxc7 29. Qxc7 Qxc7 30. Rxc7 Rxe5 31. f4 Re7 32. e5 Nd5 33. Ra7 Bb5 0-1

[Event "Joao Pessoa op"]
[Site "Joao Pessoa"]
[Date "2023.03.17"]
[Round "2"]
[White "De Souza, Joao Luiz Francisco"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "A04"]
[BlackElo "1637"]
[PlyCount "65"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 d6 3. Bg2 Nc6 4. c3 Nf6 5. 0-0 e5 6. d4 e4 7. Ne1 d5 8. Bg5 cxd4 9. cxd4 Be7 10. Nc3 0-0 11. Qb3 Nxd4 12. Qd1 Nc6 13. Bxf6 Bxf6 14. Nxd5 Bxb2 15. Rb1 Be5 16. Bxe4 Be6 17. Nc2 Rb8 18. Ncb4 Nxb4 19. Nxb4 Qa5 20. Nd3 Bf6 21. Rxb7 Rxb7 22. Bxb7 Rb8 23. Bg2 Qxa2 24. Nf4 Bc4 25. Re1 Rd8 26. Qc1 Rd2 27. Nd5 Bd4 28. Nb4 Qb3 29. Qxd2 Bb6 30. Rd1 g6 31. Bd5 Ba5 32. Bxc4 Qxc4 33. Rb1 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.08"]
[Round "5"]
[White "Barioni, Daniel Rossiter"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1840"]
[BlackElo "1645"]
[PlyCount "89"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Qc2 Nbd7 6. Bf4 Be7 7. e3 0-0 8. h3 Nb6 9. c5 Nbd7 10. b4 b6 11. Bd3 a5 12. cxb6 axb4 13. Bc7 Qe8 14. Na4 Bb7 15. 0-0 g6 16. Nc5 Nxc5 17. dxc5 Nd7 18. Ne5 Nxc5 19. Ng4 Nxd3 20. Qxd3 Ba6 21. Qd4 f6 22. Rfc1 c5 23. Qb2 Bb7 24. a3 bxa3 25. Rxa3 Qc6 26. Rxa8 Rxa8 27. Nxf6+ Bxf6 28. Qxf6 Rf8 29. Qg5 c4 30. f3 Qd7 31. Qe5 Qf7 32. Bd6 Ra8 33. Bc5 Qf5 34. Qc7 Qf7 35. Qd6 Re8 36. Bd4 Qf5 37. Qc7 Qf7 38. Qe5 Kf8 39. Ra1 Re7 40. Bc5 Qe8 41. Qh8+ Kf7 42. Qxh7+ Kf6 43. Qxe7+ Qxe7 44. Bxe7+ Kxe7 45. Ra7 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.08"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "Santos, Alan Gomes Florenci"]
[Result "0-1"]
[ECO "D16"]
[WhiteElo "1645"]
[PlyCount "76"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Na6 6. e4 Bg4 7. Bxc4 Bxf3 8. gxf3 e6 9. Bg5 Nb4 10. e5 h6 11. Bh4 g5 12. Bg3 Nfd5 13. Ne4 Qa5 14. 0-0 h5 15. h4 gxh4 16. Bxh4 Be7 17. Bxe7 Kxe7 18. Kh1 Qd8 19. Qd2 Rg8 20. Rg1 Kd7 21. Rg5 Rxg5 22. Qxg5 Qxg5 23. Nxg5 Ke7 24. Rg1 Rg8 25. Ne4 Rxg1+ 26. Kxg1 Nc2 27. Nc5 Nxd4 28. Nxb7 Nxf3+ 29. Kg2 Nxe5 30. Be2 Nf4+ 31. Kf1 Nxe2 32. Kxe2 h4 33. f4 h3 34. Kf1 Nd3 35. Na5 Kd6 36. Nc4+ Kd5 37. b3 Nxf4 38. Kf2 h2 0-1

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.07"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "De Lima, Higor Rafael"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1645"]
[PlyCount "57"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Nf6 3. Nc3 Bg7 4. e4 0-0 5. e5 Nh5 6. g4 Nf6 7. exf6 Bxf6 8. Bg2 Nc6 9. Be3 e6 10. Nf3 d6 11. 0-0 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bd4 Re8 15. Bxe5 Rxe5 16. h3 f5 17. f4 Re7 18. g5 Bd7 19. Nd5 Rf7 20. Nf6+ Kh8 21. Qd4 Rg7 22. Rfe1 c5 23. Qc3 Qc7 24. Re3 b5 25. Rae1 b4 26. Qd2 Bc6 27. Bxc6 Qxc6 28. Qg2 Qa4 29. Qxa8+ 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.07"]
[Round "3"]
[White "De Oliveira, Lucas Matheus AFD"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1893"]
[BlackElo "1645"]
[PlyCount "35"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bc4 Be7 8. f4 Qc7 9. Bb3 b5 10. 0-0 0-0 11. f5 b4 12. fxe6 bxc3 13. exf7+ Kh8 14. bxc3 Nc6 15. Bxf6 Bxf6 16. Rxf6 gxf6 17. Qf3 Nxd4 18. Qxf6# 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.06"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Ramalho, Maria Ruthiane Basi"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "1645"]
[BlackElo "1314"]
[PlyCount "16"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 e6 5. e4 Bb4 6. Qc2 b5 7. Bg5 a6 8. e5 h6 1-0

[Event "Joao Pessoa Fischer Memorial 11th"]
[Site "Joao Pessoa"]
[Date "2022.05.06"]
[Round "1"]
[White "Souza, Rafael Cabral de"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2085"]
[BlackElo "1645"]
[PlyCount "83"]
[EventDate "2022.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 Nc6 7. g5 Nd7 8. h4 Be7 9. Be3 a6 10. Bc4 Nde5 11. Bb3 Na5 12. Qe2 Nxb3 13. axb3 Nc6 14. 0-0-0 Qc7 15. f4 b5 16. f5 b4 17. Na4 Nxd4 18. Bxd4 e5 19. Bb6 Qc6 20. Rhe1 Bb7 21. Bf2 Bd8 22. Qd2 a5 23. Qxd6 Qxd6 24. Rxd6 Be7 25. Rb6 Bc8 26. Rb5 f6 27. gxf6 gxf6 28. Nb6 Rb8 29. Rxa5 Bd8 30. Ra8 Rxa8 31. Nxa8 Bb7 32. Nb6 Rg8 33. Nd5 Bxd5 34. exd5 Rg4 35. Rg1 Rf4 36. Rg8+ Kd7 37. Be1 Be7 38. Rg7 h5 39. Rh7 Rxf5 40. Bxb4 Rf1+ 41. Kd2 Rf2+ 42. Ke1 1-0

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2016.07.03"]
[Round "5"]
[White "Adelino, Ygor Carneiro"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "1561"]
[BlackElo "1638"]
[PlyCount "62"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 Be7 8. Be2 Nc6 9. Qd2 Qc7 10. a3 0-0 11. 0-0-0 Nxd4 12. Bxd4 Rd8 13. Qe3 Nd7 14. Qf2 b5 15. Bd3 Bb7 16. Rd2 Bf6 17. Rhd1 Rac8 18. g4 e5 19. Be3 Be7 20. g5 Qa5 21. Nb1 b4 22. Qg2 Nc5 23. Bxc5 dxc5 24. Bc4 Rd4 25. Rxd4 cxd4 26. axb4 Qxb4 27. Bb3 Qxb3 28. Rd3 Qc4 29. Kd1 Qc6 30. Rb3 a5 31. h4 Ba6 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2016.07.03"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "De Mendonca, Lino Lima"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1638"]
[PlyCount "66"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. a3 Be7 4. Nc3 d5 5. e3 Nbd7 6. Nf3 0-0 7. Bd3 dxc4 8. Bxc4 Nb6 9. Bd3 c5 10. 0-0 cxd4 11. Nxd4 Bd7 12. Nf3 Rc8 13. Be2 Ba4 14. Nxa4 Qxd1 15. Rxd1 Nxa4 16. Ne1 Nc5 17. Bc4 a6 18. Ba2 Na4 19. Kf1 Bxa3 20. bxa3 Nc3 21. Bd2 Nxd1 22. Rxd1 Ne4 23. Ba5 Rc6 24. f3 Nc3 25. Bxc3 Rxc3 26. e4 Rxa3 27. Bc4 b5 28. Be2 Rc8 29. Nd3 g6 30. e5 Ra2 31. Re1 Ra5 32. Rc1 Rxc1+ 33. Nxc1 Ra1 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2016.07.02"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Jordao Barbosa, Marcio Ferre"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1638"]
[BlackElo "2039"]
[PlyCount "54"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 e5 4. d5 Nf6 5. e4 b5 6. Qc2 Bd7 7. Nf3 Bd6 8. Bg5 0-0 9. Be2 Na6 10. a3 Nc5 11. Nd2 h6 12. Bh4 c6 13. 0-0 g5 14. Bg3 cxd5 15. exd5 Qc8 16. f3 Nh5 17. Bf2 f5 18. Rfe1 Nf4 19. Bf1 Ncd3 20. Bxd3 Nxd3 21. Re2 Nxf2 22. Kxf2 Qc5+ 23. Kf1 e4 24. Rae1 Bxh2 25. Re3 Bg3 26. R1e2 Bf4 27. Kf2 Bxe3+ 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2016.07.02"]
[Round "3"]
[White "De Lima, Enzo Magalhaes"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1307"]
[BlackElo "1638"]
[PlyCount "168"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Nge2 0-0 9. 0-0 h6 10. Bh4 Ne8 11. Bg3 Nb6 12. Rb1 Bd6 13. b4 a6 14. a4 Bxg3 15. Nxg3 Nd6 16. b5 axb5 17. axb5 Nbc4 18. bxc6 bxc6 19. Bxc4 Nxc4 20. Qe2 Ba6 21. Qe1 Na3 22. Rb2 Bxf1 23. Kxf1 Nc4 24. Rb3 Qa5 25. Nce2 Qxe1+ 26. Kxe1 Rfb8 27. Rxb8+ Rxb8 28. Nc1 Rb1 29. Kd1 Rb2 30. Ke1 g6 31. h3 Kf8 32. Nge2 Ke7 33. g3 f5 34. g4 fxg4 35. hxg4 h5 36. gxh5 gxh5 37. Kf1 Rb8 38. Kg2 Nd6 39. Nf4 Rg8+ 40. Kh3 Ne4 41. Ncd3 Nf6 42. f3 Rg1 43. Kh2 Rf1 44. Kg2 Ra1 45. Nf2 Re1 46. e4 dxe4 47. fxe4 Nxe4 48. d5 Nxf2 49. Kxf2 Rc1 50. dxc6 Rxc6 51. Nxh5 Rc3 52. Nf4 Ra3 53. Nd5+ Ke6 54. Nb4 Kd6 55. Ke2 Kc5 56. Nd3+ Kd4 57. Nc1 Rc3 58. Kd2 Ra3 59. Kc2 Rh3 60. Nb3+ Kc4 61. Nd2+ Kb4 62. Ne4 Rf3 63. Nd2 Re3 64. Nb1 Kc4 65. Nd2+ Kb4 66. Nb1 Re2+ 67. Nd2 Rf2 68. Kd3 Rf4 69. Kc2 Rd4 70. Nf3 Rf4 71. Nd2 Kc5 72. Kc3 Kd5 73. Kc2 Rf2 74. Kc3 Rg2 75. Nb1 Rg3+ 76. Kc2 Kd4 77. Nd2 Rc3+ 78. Kb2 Kd3 79. Nb3 Rc2+ 80. Ka3 Kc3 81. Na1 Rb2 82. Nb3 Rxb3+ 83. Ka2 Kc2 84. Ka1 Ra3# 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2016.07.01"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Chang, Suzana"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1638"]
[BlackElo "2094"]
[PlyCount "45"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Na6 7. 0-0 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Bg5 Re8 11. Rfd1 h6 12. Bd2 c6 13. h3 Nc5 14. Be3 Nfxe4 15. Nxe4 Nxe4 16. Rac1 f5 17. Bd3 Nf6 18. Bb1 g5 19. Nd2 b6 20. f3 Be6 21. c5 b5 22. Nb3 Nd5 23. Bf2 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2016.07.01"]
[Round "1"]
[White "Do Nascimento, Jose Luan Silva"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1638"]
[PlyCount "115"]
[EventDate "2016.07.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Nbd7 4. e3 c6 5. Nbd2 e6 6. Bd3 Be7 7. h3 c5 8. c3 a6 9. b3 0-0 10. g4 b5 11. c4 bxc4 12. bxc4 cxd4 13. exd4 dxc4 14. Bxc4 Bb7 15. Bd3 Bd5 16. 0-0 a5 17. a4 Bb4 18. Ne5 Bc3 19. Nxd7 Nxd7 20. Rc1 Bxd4 21. Be4 Bxe4 22. Nxe4 e5 23. Be3 Bxe3 24. fxe3 Nb6 25. Qxd8 Rfxd8 26. Ra1 f6 27. Nf2 Nd5 28. Rfe1 Nb4 29. Re2 Rac8 30. Rd1 Rxd1+ 31. Nxd1 Rc1 32. Rd2 Kf7 33. Kf2 Rc2 34. Rxc2 Nxc2 35. Nb2 Na3 36. Ke2 Ke6 37. Kd3 Kd5 38. Kc3 Ke4 39. Kb3 Nb1 40. Nc4 Kf3 41. Nxa5 Nd2+ 42. Kb4 Kxe3 43. Nc4+ Nxc4 44. Kxc4 Kf3 45. a5 e4 46. a6 e3 47. a7 e2 48. a8Q+ Kf2 49. Qa2 Kf1 50. Qa1+ e1Q 51. Qxe1+ Kxe1 52. Kd4 Kf2 53. Ke4 Kg3 54. Kf5 Kxh3 55. g5 g6+ 56. Kxf6 Kg4 57. Kg7 Kxg5 58. Kxh7 0-1

[Event "Natal Potiguar op 11th"]
[Site "Natal"]
[Date "2015.08.09"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Melo, Guilherme Gama do N"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "1640"]
[BlackElo "1552"]
[PlyCount "20"]
[EventDate "2015.08.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. e3 Bb7 6. Be2 0-0 7. 0-0 Bxc3 8. bxc3 Ne4 9. Qc2 f5 10. Ba3 d6 1/2-1/2

[Event "Natal Potiguar op 11th"]
[Site "Natal"]
[Date "2015.08.09"]
[Round "5"]
[White "De Andrade e Silva, Carlos Eduardo"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D35"]
[BlackElo "1640"]
[PlyCount "33"]
[EventDate "2015.08.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 g6 8. Nge2 c6 9. Qc2 Nh5 10. Bh6 Re8 11. h3 Bg5 12. Bxg5 Qxg5 13. g4 Ng7 14. 0-0 Na6 15. a3 b5 16. b4 Qh4 17. Nf4 1-0

[Event "Natal Potiguar op 11th"]
[Site "Natal"]
[Date "2015.08.08"]
[Round "3"]
[White "Goncalves Costa, Douglas Jose"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "D36"]
[BlackElo "1640"]
[PlyCount "70"]
[EventDate "2015.08.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 0-0 8. Qc2 Nbd7 9. Nge2 h6 10. Bh4 Ne8 11. Bxe7 Qxe7 12. 0-0 Ndf6 13. Rab1 Nd6 14. Ng3 h5 15. b4 h4 16. Nf5 Nxf5 17. Bxf5 Bxf5 18. Qxf5 Qe6 19. Qxe6 fxe6 20. f3 Nd7 21. Na4 b5 22. Nb2 Nb6 23. Kf2 g5 24. Nd3 Nc4 25. Ra1 Kg7 26. Nc5 Rfe8 27. g3 e5 28. gxh4 gxh4 29. Rg1+ Kf6 30. Rg4 exd4 31. exd4 Re3 32. Re1 Rxe1 33. Kxe1 a5 34. bxa5 Rxa5 35. Rxh4 Rxa2 1/2-1/2

[Event "Natal Potiguar op 11th"]
[Site "Natal"]
[Date "2015.08.07"]
[Round "1"]
[White "Dantas, Isaac Pereira"]
[Black "Jales, Pedro Menescal"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1640"]
[PlyCount "79"]
[EventDate "2015.08.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e6 7. 0-0 Nbd7 8. b4 Ne8 9. Bb2 f5 10. Qc2 b6 11. d5 e5 12. a4 f4 13. a5 g5 14. axb6 cxb6 15. Nb5 a6 16. Nc3 g4 17. Nd2 Qh4 18. f3 g3 19. h3 Ndf6 20. Rfc1 Bxh3 21. gxh3 Qxh3 22. Nf1 g2 23. Nh2 Nh5 24. Bd3 Rf6 25. Qxg2 Rg6 26. Ng4 Qxg2+ 27. Kxg2 Nhf6 28. Rg1 Nxg4 29. fxg4 Rxg4+ 30. Kf3 Rxg1 31. Rxg1 Kf7 32. Ra1 h5 33. b5 a5 34. Na4 Rb8 35. Bf1 Bf6 36. Bh3 Bh4 37. Rh1 Ng7 38. Be6+ Nxe6 39. dxe6+ Kxe6 40. Rxh4 1-0

[Event "Natal Potiguar op 10th"]
[Site "Natal"]
[Date "2015.07.05"]
[Round "5"]
[White "Dantas, Isaac Pereira"]
[Black "Hiramine, Ricardo Hiroshi Fer"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "1628"]
[BlackElo "2071"]
[PlyCount "22"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. a3 Nf6 4. Nc3 Be7 5. Nf3 0-0 6. Bg5 h6 7. Bh4 b6 8. e3 Bb7 9. cxd5 Nxd5 10. Nxd5 Bxd5 11. Be2 Bxh4 0-1

[Event "Natal Potiguar op 10th"]
[Site "Natal"]
[Date "2015.07.04"]
[Round "4"]
[White "Cilento, Lucas Geraldo"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "B88"]
[WhiteElo "1890"]
[BlackElo "1628"]
[PlyCount "49"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. 0-0 0-0 9. Be3 Nc6 10. f4 Nxd4 11. Bxd4 e5 12. Be3 Ng4 13. Qe2 Nxe3 14. Qxe3 exf4 15. Qxf4 Bf6 16. Rad1 Be5 17. Qf3 Be6 18. Bd5 Qc7 19. Kh1 Rac8 20. a4 Bxc3 21. Qxc3 Bxd5 22. Qxc7 Rxc7 23. Rxd5 Rxc2 24. Rxd6 Rxb2 25. Rd7 1/2-1/2

[Event "Natal Potiguar op 10th"]
[Site "Natal"]
[Date "2015.07.04"]
[Round "3"]
[White "Queiroz, Matheus Erick Silva"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1874"]
[BlackElo "1628"]
[PlyCount "57"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Nh5 5. Bg5 Nf6 6. Bd3 Be7 7. Nbd2 Nbd7 8. c3 0-0 9. 0-0 c5 10. Re1 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. dxc5 Nxc5 14. Bc2 Nf6 15. e4 dxe4 16. Nxe4 Nfxe4 17. Bxe4 Nxe4 18. Rxe4 Rd8 19. Rd4 Rxd4 20. Qxd4 f6 21. Rd1 Kf8 22. Nh4 Kf7 23. Qd3 f5 24. Nf3 Ke8 25. Ne5 a6 26. Nc4 Kf8 27. Nb6 Rb8 28. Qd8+ Qe8 29. Qd6+ 1-0

[Event "Natal Potiguar op 10th"]
[Site "Natal"]
[Date "2015.07.03"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "De Melo, Gelucio"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1628"]
[BlackElo "1800"]
[PlyCount "79"]
[EventDate "2015.07.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Nc6 9. Be2 e6 10. 0-0 cxd4 11. cxd4 0-0 12. e5 Ne7 13. Bg5 Qd7 14. Qb3 a6 15. Rfd1 Nd5 16. Bc4 b5 17. Bf1 Bb7 18. Rac1 Rac8 19. Qb2 Nb6 20. Qb4 Bxf3 21. gxf3 Rfe8 22. Bg2 Bf8 23. Qa5 Nc4 24. Qe1 Be7 25. Bh6 Bf8 26. Bxf8 Rxf8 27. Qb4 Qd8 28. a4 Rb8 29. axb5 axb5 30. f4 Qh4 31. d5 exd5 32. Rd4 Rfd8 33. Rcd1 Qg4 34. h3 Qe2 35. Bxd5 Kh8 36. Qe7 Nd6 37. Qf6+ Kg8 38. exd6 Qe8 39. Qe7 Rd7 40. Qxe8+ 1-0

[Event "Natal Academia Potiguar 8th"]
[Site "Natal"]
[Date "2015.06.07"]
[Round "5.9"]
[White "Dantas, Isaac Pereira"]
[Black "Frankental, David"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "1625"]
[BlackElo "1757"]
[PlyCount "23"]
[EventDate "2015.06.05"]
[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 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Bb4 7. Qc2 Qa5 8. Bxf6 Nxf6 9. Bd3 dxc4 10. Bxc4 Ne4 11. Rc1 Bxc3+ 12. bxc3 1/2-1/2

[Event "Natal Academia Potiguar 8th"]
[Site "Natal"]
[Date "2015.06.07"]
[Round "4.6"]
[White "Dos Anjos, Avner Augusto"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1973"]
[BlackElo "1625"]
[PlyCount "59"]
[EventDate "2015.06.05"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Be6 7. f3 Be7 8. Be3 a6 9. Qd2 Nbd7 10. g4 Nc5 11. 0-0-0 Nxb3+ 12. cxb3 Rc8 13. Kb1 Nd7 14. Bd3 Nc5 15. Bc2 b5 16. g5 Qc7 17. h4 b4 18. Nd5 Bxd5 19. exd5 a5 20. f4 exf4 21. Bd4 0-0 22. Rdg1 f6 23. Bf5 Ra8 24. Qc2 a4 25. Bxh7+ Kh8 26. bxa4 Qa5 27. b3 Nd7 28. Qg6 Qxd5 29. gxf6 Bxf6 30. Bxf6 1-0

[Event "Natal Academia Potiguar 8th"]
[Site "Natal"]
[Date "2015.06.06"]
[Round "3.13"]
[White "Dantas, Isaac Pereira"]
[Black "Silva, Manoela de Lyra"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1625"]
[PlyCount "49"]
[EventDate "2015.06.05"]
[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 f5 2. c4 g6 3. Nc3 Nf6 4. Nf3 Bg7 5. Bf4 d6 6. e3 Bd7 7. Qb3 e6 8. Qxb7 Nc6 9. Qb3 Rb8 10. Qc2 h6 11. a3 Ne4 12. Nxe4 fxe4 13. Nd2 g5 14. Bg3 Ne7 15. b4 e5 16. d5 Bf5 17. Be2 h5 18. h3 h4 19. Bh2 Qd7 20. Nxe4 Bxe4 21. Qxe4 c5 22. Bg4 Qa4 23. 0-0 cxb4 24. axb4 Qxb4 25. Rab1 1-0

[Event "Natal Academia Potiguar 8th"]
[Site "Natal"]
[Date "2015.06.06"]
[Round "2.13"]
[White "Fernandes, Pedro Guilherme Mun"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1356"]
[BlackElo "1625"]
[PlyCount "24"]
[EventDate "2015.06.05"]
[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. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Be6 7. Be3 Be7 8. Qd2 Ng4 9. Be2 Nxe3 10. Qxe3 0-0 11. 0-0-0 Bg5 12. f4 Bxf4 0-1

[Event "Natal Academia Potiguar 8th"]
[Site "Natal"]
[Date "2015.06.05"]
[Round "1.2"]
[White "Dantas, Isaac Pereira"]
[Black "Rocha, Vitor Firmo de Souz"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1625"]
[BlackElo "2089"]
[PlyCount "45"]
[EventDate "2015.06.05"]
[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 d5 2. c4 e6 3. Nc3 Bb4 4. Nf3 dxc4 5. e4 b5 6. Bg5 Ne7 7. Be2 Bb7 8. Qc2 f6 9. Bf4 a6 10. 0-0 Nd7 11. a4 Ng6 12. Be3 c6 13. Rfd1 Bxc3 14. bxc3 0-0 15. e5 f5 16. Ng5 Qe7 17. f4 h6 18. Nh3 Nb6 19. a5 Nd5 20. Bc1 Qh4 21. Rf1 Rad8 22. Qb2 Rd7 23. Bf3 0-1

[Event "Joao Pessoa op 6th"]
[Site "Joao Pessoa"]
[Date "2015.03.15"]
[Round "5"]
[White "Almeida, Elon Mafra de Carva"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1656"]
[BlackElo "1614"]
[PlyCount "44"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 0-0 6. 0-0 Nbd7 7. Re1 c5 8. c3 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Nfg5 h6 12. Nxf6+ Nxf6 13. Ne4 cxd4 14. cxd4 Bxe4 15. Bxe4 Nxe4 16. Rxe4 Bf6 17. Be3 Qd5 18. Rg4 Kh8 19. Qd2 g5 20. h4 Rg8 21. hxg5 Bxg5 22. Bxg5 Rxg5 1/2-1/2

[Event "Joao Pessoa op 6th"]
[Site "Joao Pessoa"]
[Date "2015.03.15"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "Felix, Dieggo Guerra"]
[Result "1/2-1/2"]
[ECO "E38"]
[WhiteElo "1614"]
[BlackElo "1700"]
[PlyCount "21"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. Nf3 b6 6. e4 Bb7 7. Bd3 cxd4 8. Nxd4 d5 9. exd5 Bxc3+ 10. Qxc3 0-0 11. 0-0 1/2-1/2

[Event "Joao Pessoa op 6th"]
[Site "Joao Pessoa"]
[Date "2015.03.14"]
[Round "3"]
[White "Almeida, Carlos Bruno Gomes"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "1865"]
[BlackElo "1614"]
[PlyCount "53"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nc3 dxc4 7. Bxc4 b6 8. 0-0 Bb7 9. Rc1 Nbd7 10. Re1 c5 11. e4 cxd4 12. Nxd4 Rc8 13. Bd3 Ne5 14. Bb1 Rc4 15. Nf3 Nxf3+ 16. Qxf3 Qa8 17. Qd3 Rc7 18. e5 Rfc8 19. exf6 g6 20. fxe7 Bxg2 21. Qg3 Bh1 22. Rcd1 h5 23. Be4 Bxe4 24. Nxe4 Rc4 25. Nd6 Rg4 26. Qxg4 hxg4 27. Nxc8 1-0

[Event "Joao Pessoa op 6th"]
[Site "Joao Pessoa"]
[Date "2015.03.14"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Serafim Junior, Arnor"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1614"]
[BlackElo "1805"]
[PlyCount "138"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e4 0-0 6. Be2 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. Qc2 c6 10. Rd1 Qe7 11. Bg5 h6 12. Bh4 g5 13. Bg3 Nh5 14. Rd2 Nc5 15. Rad1 f5 16. exf5 Bxf5 17. Qc1 Nxg3 18. hxg3 e4 19. Nd4 Bg6 20. b4 Nd3 21. Bxd3 exd3 22. Nf3 Qxb4 23. Nb1 Rf7 24. Ne1 Qc5 25. Nxd3 Bxd3 26. Rxd3 Qxf2+ 27. Kh2 Raf8 28. Rd8 Qxa2 29. R1d2 Qa5 30. Rxf8+ Rxf8 31. Qd1 Qf5 32. Qb3 Qf7 33. Qc2 c5 34. Na3 Bd4 35. Qd1 Rd8 36. Qe2 Re8 37. Qd1 a6 38. Nc2 Bg7 39. Rd7 Re7 40. Rd8+ Kh7 41. Qd3+ Qg6 42. Qd1 Qe6 43. Qd3+ Qe4 44. Qd6 Rf7 45. Na3 Rf2 46. Qd3 Rxg2+ 47. Kh3 Qxd3 48. Rxd3 Ra2 49. Nb1 Bd4 50. Nd2 Rc2 51. Kg4 Kg6 52. Kf3 Kf5 53. g4+ Ke5 54. Ke2 Bc3 55. Re3+ Kf4 56. Re4+ Kg3 57. Kd3 Rxd2+ 58. Kxc3 Rd7 59. Re6 Kxg4 60. Rxh6 Kg3 61. Rf6 g4 62. Rf5 Kg2 63. Rd5 Rf7 64. Rxc5 g3 65. Rd5 Kg1 66. Kd2 g2 67. Ke2 Rh7 68. Rd1+ Kh2 69. Kf2 Rf7+ 0-1

[Event "Joao Pessoa op 6th"]
[Site "Joao Pessoa"]
[Date "2015.03.13"]
[Round "1"]
[White "Barreto Junior, Williem Silva"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1971"]
[BlackElo "1614"]
[PlyCount "100"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nf6 4. g3 Nc6 5. Bg2 e5 6. 0-0 Be7 7. c4 0-0 8. h3 Nd4 9. Nxd4 cxd4 10. f4 Nd7 11. f5 Bg5 12. Na3 Bxc1 13. Qxc1 a6 14. Qd2 Nf6 15. g4 Nd7 16. g5 f6 17. h4 b6 18. Rf3 Bb7 19. Rg3 Kh8 20. Bf3 Bc6 21. Kf2 b5 22. Rag1 Qe7 23. Kf1 bxc4 24. Nxc4 Bb5 25. Qg2 Rg8 26. Qd2 Bxc4 27. dxc4 Rac8 28. b3 Nc5 29. Rg4 a5 30. Qxa5 Nd3 31. Qd2 Nf4 32. Rxf4 exf4 33. Qxd4 Qe5 34. Qxe5 dxe5 35. Ke2 Rgd8 36. Rd1 Rxd1 37. Kxd1 Rd8+ 38. Kc2 Kg8 39. Kc3 Kf8 40. c5 Rd4 41. c6 Rd6 42. a4 Rxc6+ 43. Kb4 Rb6+ 44. Kc4 Ke7 45. a5 Rb8 46. b4 Kd6 47. b5 Rc8+ 48. Kb4 Rc1 49. a6 Rb1+ 50. Ka5 Kc5 0-1

[Event "Joao Pessoa op 6th"]
[Site "Joao Pessoa"]
[Date "2015.03.13"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Azevedo, Edmundo Roberto Ram"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "1614"]
[BlackElo "2052"]
[PlyCount "107"]
[EventDate "2015.03.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 Nd5 9. Bxe7 Qxe7 10. Nxd5 cxd5 11. Bd3 Qb4+ 12. Qd2 Qb6 13. 0-0 Bd7 14. Rfc1 Nc6 15. a3 Rfc8 16. b4 Ne7 17. Ne5 Be8 18. Rc5 Qd8 19. Rac1 b6 20. R5c3 Rxc3 21. Rxc3 Rc8 22. Qc1 Rxc3 23. Qxc3 Qc8 24. Qxc8 Nxc8 25. Kf1 f6 26. Nf3 Nd6 27. Ne1 Bb5 28. Bxb5 Nxb5 29. Nc2 Kf7 30. Ke2 Nd6 31. f3 e5 32. h3 Ke6 33. g4 Kd7 34. Kd2 Kc6 35. Kc3 Kb5 36. Kb3 Kc6 37. a4 b5 38. a5 e4 39. f4 g6 40. Kc3 Nc4 41. h4 Kd6 42. Kb3 a6 43. Ka2 Ke6 44. Kb1 h5 45. gxh5 gxh5 46. Kc1 Kf5 47. Kd1 Nb2+ 48. Ke2 Nd3 49. Na1 Nxb4 50. Nb3 Kg4 51. Nc5 Kxh4 52. Nd7 f5 53. Nf6 Nc6 54. Nxd5 0-1

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.25"]
[Round "10"]
[White "Souza, Antonio Inacio De"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "E07"]
[BlackElo "1633"]
[PlyCount "93"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c6 3. Bg2 d5 4. d4 e6 5. 0-0 Be7 6. Nbd2 0-0 7. c4 Nbd7 8. b3 Ne8 9. e4 dxe4 10. Nxe4 Nef6 11. Nfd2 Nxe4 12. Nxe4 Nf6 13. Bb2 Nxe4 14. Bxe4 Bf6 15. Qd2 Qc7 16. Qc2 g6 17. Rad1 Bg7 18. Rfe1 Rd8 19. Qe2 Bd7 20. Bc1 Be8 21. Bf4 Qc8 22. Be5 Bxe5 23. dxe5 Qc7 24. Bg2 Rxd1 25. Rxd1 Rd8 26. f4 c5 27. Rxd8 Qxd8 28. Bxb7 Qd4+ 29. Qf2 Qd7 30. Bg2 Qc7 31. Qf3 Kf8 32. Qb7 Qd8 33. Qf3 Qa5 34. Qf2 Qc7 35. h4 h5 36. Qd2 a5 37. Kh2 Ke7 38. Kh3 Qb6 39. Bf3 a4 40. g4 hxg4+ 41. Kxg4 axb3 42. axb3 Qc7 43. Kg5 Bc6 44. Bxc6 Qxc6 45. Qd6+ Qxd6 46. exd6+ Kxd6 47. Kf6 1-0

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.24"]
[Round "9"]
[White "Dantas, Isaac Pereira"]
[Black "Born, Ary"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "1633"]
[BlackElo "1453"]
[PlyCount "62"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e4 0-0 6. Be2 e5 7. d5 a6 8. b4 b6 9. Qc2 Ne8 10. 0-0 f5 11. exf5 gxf5 12. Bb2 Nf6 13. a4 Nbd7 14. a5 Nh5 15. Rfe1 Bf6 16. Nxe5 Nf4 17. Nxd7 Bxd7 18. Bf1 Be5 19. Ne2 Qg5 20. Bxe5 dxe5 21. Nxf4 Qxf4 22. Re3 Rf6 23. Rae1 Rh6 24. g3 Rg6 25. Rxe5 Qh4 26. f4 Qxf4 27. Kh1 Qh6 28. Qf2 Rf8 29. Qf4 bxa5 30. bxa5 c5 31. Re7 Rf7 1/2-1/2

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.23"]
[Round "8"]
[White "Dantas, Isaac Pereira"]
[Black "Felix, Dieggo Guerra"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1633"]
[BlackElo "1656"]
[PlyCount "48"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bf4 Bb4 6. Qc2 0-0 7. a3 Bxc3+ 8. bxc3 d6 9. h3 Nbd7 10. e3 Re8 11. Bd3 h6 12. Kd2 e5 13. dxe5 dxe5 14. Bxh6 gxh6 15. Bf5 Nc5+ 16. Kc1 Be4 17. Bxe4 Nfxe4 18. Rd1 Qf6 19. Kb2 Rad8 20. Rd5 c6 21. Rxd8 Rxd8 22. Rd1 Rxd1 23. Qxd1 Nxf2 24. Qd2 Nfd3+ 0-1

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.22"]
[Round "7"]
[White "Albuquerque, Rafael Anderson"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1981"]
[BlackElo "1633"]
[PlyCount "60"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Bg5 Be6 9. Qd3 Nbd7 10. Bxf6 Nxf6 11. 0-0-0 Rc8 12. Qg3 0-0 13. h4 b5 14. Bd3 Nh5 15. Qf3 Nf6 16. Qe2 Bc4 17. g4 Bxd3 18. Rxd3 b4 19. Nd5 Nxd5 20. Rxd5 Qc7 21. Kb1 Qc4 22. Rd3 Ra8 23. g5 a5 24. Nd2 Qc6 25. Nf1 Rfc8 26. f3 a4 27. Ne3 b3 28. cxb3 axb3 29. Rxb3 Qa6 30. Qxa6 Rxa6 1-0

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.22"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "Sousa, Virginio Aleixo da"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "1633"]
[BlackElo "1499"]
[PlyCount "51"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nf3 g6 4. Nc3 Bg7 5. e4 c5 6. dxc5 Qa5 7. Bd2 Qxc5 8. Be2 0-0 9. 0-0 Qc7 10. Rc1 Nc6 11. Nd5 Qd8 12. Qc2 Bg4 13. Bc3 Rc8 14. Qb1 Nb8 15. h3 Bd7 16. e5 dxe5 17. Bxe5 Bf5 18. Qa1 e6 19. Ne3 Be4 20. Rfd1 Qe7 21. Bd6 Qe8 22. Bxf8 Bxf8 23. Nd2 Bc6 24. Bf3 Ba4 25. b3 Bc6 26. Qxf6 1-0

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.21"]
[Round "5"]
[White "Dantas, Isaac Pereira"]
[Black "Pereira Fo, Hildebrando Apolon"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "1633"]
[BlackElo "1803"]
[PlyCount "46"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Be7 4. Nf3 b6 5. Bg5 Bb7 6. e3 Ne4 7. Bxe7 Qxe7 8. Nxe4 Bxe4 9. Be2 0-0 10. 0-0 h6 11. Nd2 Bb7 12. Bf3 c6 13. a3 d5 14. Rc1 Ba6 15. Re1 Nd7 16. Qa4 Bb7 17. cxd5 exd5 18. e4 b5 19. Qb3 Qg5 20. Nf1 Nb6 21. Ng3 Nc4 22. Qc2 Rac8 23. Rcd1 Rfe8 1/2-1/2

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.20"]
[Round "4"]
[White "De Barros E Silva, Byron Veras"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1853"]
[BlackElo "1633"]
[PlyCount "69"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. f4 c5 2. c4 d6 3. Nf3 Nf6 4. e3 Nc6 5. Be2 Bf5 6. a3 e6 7. d3 Be7 8. 0-0 0-0 9. Nh4 Bg6 10. Nxg6 fxg6 11. Bd2 d5 12. b3 dxc4 13. bxc4 e5 14. fxe5 Nxe5 15. Bc3 Qc7 16. d4 cxd4 17. Bxd4 Nc6 18. Bc3 Rad8 19. Qb3 Kh8 20. Nd2 Bc5 21. Rf3 Rfe8 22. Nf1 Re6 23. Kh1 Rde8 24. Qb2 Ng4 25. Bd4 Bxd4 26. exd4 Rxe2 27. Qxe2 Qd7 28. Qd3 Qxd4 29. Qxd4 Nxd4 30. Rf4 Nc2 31. Ra2 Nge3 32. Kg1 Nxf1 33. Rxc2 Ne3 34. Re2 Kg8 35. Rf3 1-0

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.19"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Besso, Guadalupe"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "1633"]
[BlackElo "1952"]
[PlyCount "42"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 0-0 9. Be2 cxd4 10. Bxd4 Qa5 11. Qc2 Nc6 12. Bxg7 Kxg7 13. 0-0 Bg4 14. h3 Bxf3 15. Bxf3 Ne5 16. Be2 Rac8 17. Rfc1 Rfd8 18. Qb3 Rd2 19. Bf1 Qc5 20. Qxb7 Qxf2+ 21. Kh1 Nf3 0-1

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.19"]
[Round "3"]
[White "Reis, Virginia Lagrange M"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "1852"]
[BlackElo "1633"]
[PlyCount "67"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. c4 Be7 7. Nc3 0-0 8. Be3 a6 9. Qd2 Nbd7 10. Be2 Qc7 11. Rc1 b6 12. 0-0 Ne5 13. b3 Bb7 14. Rfd1 Nfd7 15. f4 Nc6 16. Nd5 exd5 17. cxd5 Nf6 18. Bf3 Rac8 19. dxc6 Ba8 20. Nf5 Ne8 21. Kh1 Bf6 22. Nxd6 Nxd6 23. Qxd6 Rfd8 24. Qxc7 Rxd1+ 25. Rxd1 Rxc7 26. e5 Be7 27. Bxb6 Rc8 28. Rc1 Kf8 29. Kg1 Ba3 30. Rc4 Be7 31. b4 Ke8 32. a4 Bd8 33. c7 Bxf3 34. cxd8Q+ 1-0

[Event "American Continental 10th"]
[Site "Praia da Pipa"]
[Date "2014.10.18"]
[Round "1"]
[White "Martinez, Ayelen"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2120"]
[BlackElo "1633"]
[PlyCount "59"]
[EventDate "2014.10.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 a6 6. Bxd7+ Bxd7 7. 0-0 Nf6 8. Nc3 g6 9. Re1 Bg7 10. Bg5 0-0 11. Qd2 Qc7 12. Nd5 Nxd5 13. exd5 f6 14. Rxe7 Qd8 15. Rxg7+ Kxg7 16. Bh6+ Kg8 17. Bxf8 Qxf8 18. Re1 Re8 19. f4 Rxe1+ 20. Qxe1 Qe8 21. Qxe8+ Bxe8 22. Kf2 Kf7 23. b3 Ke7 24. a4 b5 25. a5 Bf7 26. Nc6+ Ke8 27. c4 g5 28. f5 Bh5 29. cxb5 axb5 30. a6 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.24"]
[Round "9"]
[White "Gomes, Jonathan Sagastume"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1776"]
[BlackElo "1603"]
[PlyCount "67"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Be7 7. Bd2 Nc6 8. Bb5 Bd7 9. Bxc6 bxc6 10. 0-0 0-0 11. f4 Rb8 12. Nb3 c5 13. e5 dxe5 14. fxe5 Nd5 15. Nxd5 exd5 16. Ba5 Qc8 17. Qxd5 Be6 18. Qe4 c4 19. Nd4 Bc5 20. Bc3 Bd7 21. Kh1 Bb4 22. Bxb4 Rxb4 23. b3 c3 24. Qe3 Qc5 25. Nf5 Qxe3 26. Nxe3 Re4 27. Nd5 Rxe5 28. Nxc3 Rc8 29. Rad1 Be8 30. Rfe1 Rec5 31. Ne4 Rxc2 32. Nd6 Bc6 33. Nxc8 Rxg2 34. Rd8+ 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.23"]
[Round "7"]
[White "Dantas, Isaac Pereira"]
[Black "Rocha, Vitor Firmo de Souz"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1603"]
[BlackElo "2021"]
[PlyCount "88"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. cxd5 exd5 4. Nc3 c6 5. Nf3 Bd6 6. Bg5 Ne7 7. e3 Qb6 8. Qc2 Bf5 9. Qd2 Ng6 10. Be2 h6 11. Bh4 Nxh4 12. Nxh4 Bh7 13. 0-0 Nd7 14. a3 0-0 15. b4 a6 16. Na4 Qd8 17. Nf3 Nf6 18. Bd3 Bxd3 19. Qxd3 Ne4 20. Nc5 Qe7 21. Nd2 f5 22. f4 Nxd2 23. Qxd2 Rae8 24. Rae1 Bxc5 25. bxc5 Qe4 26. Rf2 Rf7 27. Qc2 Qe6 28. Rfe2 Qd7 29. Qb2 Re4 30. Qd2 Rfe7 31. a4 Qe8 32. g3 Qh5 33. Rf2 Qh3 34. Rfe2 g5 35. a5 Rg7 36. Qb2 h5 37. fxg5 h4 38. gxh4 Qxh4 39. Qb6 Qxg5+ 40. Kh1 Rg4 41. Qb1 Rg2 42. Qd1 Qg4 43. Rd2 Qh3 44. Ree2 Qxh2# 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.23"]
[Round "8"]
[White "Dantas, Rhuan de Araujo"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "B88"]
[WhiteElo "1646"]
[BlackElo "1603"]
[PlyCount "20"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 Be7 7. 0-0 0-0 8. h3 Nc6 9. Be3 a6 10. f4 Qc7 1/2-1/2

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.22"]
[Round "6"]
[White "Soares, Mateus Lacerda"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1800"]
[BlackElo "1603"]
[PlyCount "91"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Bb5+ Bd7 8. 0-0 a6 9. Bxd7+ Nbxd7 10. Qe2 0-0 11. Rad1 Qc7 12. a3 Rac8 13. Nf3 Qc4 14. Qxc4 Rxc4 15. Rd4 Rxd4 16. Nxd4 h6 17. Be3 Rc8 18. h3 Ne5 19. f3 Nc4 20. Bc1 Ne8 21. b3 Nxa3 22. Bxa3 Rxc3 23. Bb4 Rc7 24. Rd1 g6 25. c4 b6 26. Kf2 e5 27. Ne2 b5 28. cxb5 axb5 29. Rc1 Rxc1 30. Nxc1 Nc7 31. Ne2 Kf8 32. Nc3 Ke8 33. Nd5 Nxd5 34. exd5 Kd7 35. Ke3 Bd8 36. Ke4 f5+ 37. Kd3 Bb6 38. Ke2 Bc5 39. Bd2 h5 40. h4 Bd4 41. Kd3 Ke7 42. Bg5+ Kd7 43. Bd2 Bg1 44. Be1 Bh2 45. Bd2 Bg3 46. Bg5 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.17"]
[Round "5"]
[White "Dantas, Isaac Pereira"]
[Black "Pinto, Rafael Henrique"]
[Result "1/2-1/2"]
[ECO "A32"]
[WhiteElo "1603"]
[BlackElo "2063"]
[PlyCount "74"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. Nc3 cxd4 5. Nxd4 a6 6. g3 Qc7 7. Qb3 Bc5 8. e3 d6 9. Bg2 Nbd7 10. Nf3 0-0 11. 0-0 Rb8 12. Qc2 Bb4 13. Ne2 b5 14. a3 Ba5 15. b4 Bb6 16. Nd2 Ne5 17. Bb2 Nxc4 18. Bxf6 gxf6 19. Rac1 d5 20. Nxc4 dxc4 21. Qc3 Qe5 22. Rcd1 Qxc3 23. Nxc3 Rd8 24. Rxd8+ Bxd8 25. Rd1 Be7 26. e4 Kf8 27. f4 Bb7 28. Kf2 Rd8 29. Rxd8+ Bxd8 30. Bf1 Bb6+ 31. Ke2 Bd4 32. Kd2 Ke7 33. a4 Bc6 34. axb5 axb5 35. Ne2 c3+ 36. Nxc3 Bxc3+ 37. Kxc3 Bxe4 1/2-1/2

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.16"]
[Round "3"]
[White "Gomes, Jose Murilo"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "1856"]
[BlackElo "1603"]
[PlyCount "105"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Re1 e6 7. c3 Be7 8. d4 cxd4 9. cxd4 0-0 10. Nc3 a6 11. Bg5 Re8 12. Qb3 Qb6 13. Qxb6 Nxb6 14. e5 dxe5 15. dxe5 Nfd5 16. Bxe7 Rxe7 17. Ne4 Rd7 18. Rec1 Nf4 19. Kf1 Nd3 20. Rc2 Rc8 21. Rxc8+ Nxc8 22. b3 Nb4 23. a3 Nc6 24. Nc5 Rc7 25. Rc1 N6e7 26. Nd3 Rxc1+ 27. Nxc1 Nc6 28. Nd3 b6 29. Nd2 N8e7 30. g3 Kf8 31. f4 Nd4 32. Kf2 Nd5 33. Nc1 a5 34. Nc4 Nb5 35. a4 Nd4 36. Ne3 Nxe3 37. Kxe3 Nc2+ 38. Kd3 Nb4+ 39. Kc4 Ke7 40. Kb5 Nd5 41. Kc6 Kd8 42. Nd3 Kc8 43. Nb2 Kb8 44. Nc4 Ka7 45. Kd6 Ka6 46. f5 b5 47. axb5+ Kxb5 48. fxe6 fxe6 49. Kxe6 Nc3 50. Kf7 a4 51. Nd6+ Kc6 52. bxa4 Nxa4 53. e6 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.15"]
[Round "1"]
[White "Dantas, Isaac Pereira"]
[Black "Azevedo, Alcides Alexandre"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1603"]
[BlackElo "2048"]
[PlyCount "63"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. a4 g6 5. e4 Bg7 6. Nf3 Be6 7. Ng5 Bxd4 8. Qc2 Qd7 9. Bf4 Na6 10. Rd1 Nb4 11. Qb1 Nf6 12. Nxe6 fxe6 13. Be5 c5 14. Bxc4 a6 15. 0-0 Nc6 16. Bf4 0-0 17. Qa2 Kf7 18. e5 Nb4 19. Qb1 Nfd5 20. Bh6 Rfd8 21. Ne4 Kg8 22. Ng5 b5 23. Be2 bxa4 24. Bg4 Nc7 25. Qe4 Nc6 26. h4 Qd5 27. Qb1 Nxe5 28. Bh3 Rab8 29. Rxd4 Qxd4 30. Rd1 Qxh4 31. g4 Rxd1+ 32. Qxd1 0-1

[Event "Joao Pessoa-ch"]
[Site "Joao Pessoa"]
[Date "2014.08.03"]
[Round "5"]
[White "Dantas, Isaac Pereira"]
[Black "Barros, Rebeca Lopes de Sou"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1603"]
[BlackElo "1828"]
[PlyCount "103"]
[EventDate "2014.08.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. Nf3 Nf6 5. e4 Nc6 6. d5 Nb8 7. Be2 0-0 8. 0-0 Nbd7 9. Qc2 c5 10. dxc6 bxc6 11. Rb1 Rb8 12. b3 c5 13. Nd5 e6 14. Nxf6+ Nxf6 15. Bg5 Qd7 16. Rfd1 Bb7 17. Bd3 h6 18. Bf4 Nh5 19. Be3 e5 20. b4 Nf4 21. Bf1 Ba8 22. b5 Ne6 23. Ne1 Nd4 24. Bxd4 cxd4 25. f3 Bb7 26. Nd3 Bc8 27. Nb4 Bb7 28. Bd3 Rbc8 29. Rdc1 h5 30. Nd5 Bxd5 31. exd5 Bh6 32. Re1 Qe7 33. g3 Be3+ 34. Kh1 Qg5 35. Qg2 Rc7 36. a4 Rfc8 37. h4 Qh6 38. Re2 Rxc4 39. Bxc4 Rxc4 40. Rc2 Rxc2 41. Qxc2 g5 42. Qg2 gxh4 43. gxh4+ Kf8 44. b6 axb6 45. Rxb6 d3 46. Rb8+ Ke7 47. Rb7+ Kf6 48. Rb1 d2 49. Rd1 Qf4 50. Qg5+ Qxg5 51. hxg5+ Kxg5 52. Kg2 1-0

[Event "Joao Pessoa-ch"]
[Site "Joao Pessoa"]
[Date "2014.08.03"]
[Round "6"]
[White "Penha, Evelyn Maximiano"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "1673"]
[BlackElo "1603"]
[PlyCount "20"]
[EventDate "2014.08.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Be7 7. Qd2 0-0 8. f3 a6 9. 0-0-0 Nbd7 10. Kb1 Qc7 1/2-1/2

[Event "Joao Pessoa-ch"]
[Site "Joao Pessoa"]
[Date "2014.08.02"]
[Round "3"]
[White "Dantas, Isaac Pereira"]
[Black "Felix, Thiago Ribeiro"]
[Result "0-1"]
[ECO "D41"]
[WhiteElo "1603"]
[BlackElo "1974"]
[PlyCount "99"]
[EventDate "2014.08.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c5 5. cxd5 Nxd5 6. Nxd5 Qxd5 7. e3 Be7 8. b3 cxd4 9. Bc4 Qh5 10. Nxd4 Qxd1+ 11. Kxd1 a6 12. Bb2 0-0 13. Ke2 Rd8 14. Nf3 b5 15. Bd3 Bb7 16. Rac1 Nc6 17. Be4 Nd4+ 18. Bxd4 Bxe4 19. Rc7 Bd6 20. Rc3 Bb4 21. Rc7 f6 22. Rd1 e5 23. Ba1 Rxd1 24. Kxd1 Rd8+ 25. Kc1 Bxf3 26. gxf3 Rd2 27. Rc2 Rxc2+ 28. Kxc2 Be1 29. Bc3 Bxf2 30. Kd3 Kf7 31. Ke2 Bh4 32. Kd3 Ke6 33. Bd2 f5 34. Kc3 Be7 35. Kd3 h5 36. e4 g5 37. h3 Bc5 38. Ba5 Kf6 39. Bd8+ Be7 40. Bc7 Ke6 41. Ba5 Bf6 42. Bb4 Bd8 43. Bc3 Bc7 44. Bb4 Kf6 45. Bc3 g4 46. fxg4 hxg4 47. hxg4 Kg5 48. Bb4 Kxg4 49. Ke2 Kg3 50. Be1+ 0-1

[Event "Joao Pessoa-ch"]
[Site "Joao Pessoa"]
[Date "2014.08.02"]
[Round "4"]
[White "Francelli, Derli"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "1683"]
[BlackElo "1603"]
[PlyCount "32"]
[EventDate "2014.08.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 0-0 6. Bd3 dxc4 7. Bxc4 b6 8. 0-0 Bb7 9. Be2 Nbd7 10. h3 a6 11. Bd2 Rc8 12. Rc1 Ne4 13. Nxe4 Bxe4 14. Re1 b5 15. Bc3 Bxf3 16. Bxf3 Nf6 1/2-1/2

[Event "Joao Pessoa-ch"]
[Site "Joao Pessoa"]
[Date "2014.08.01"]
[Round "1"]
[White "Dantas, Isaac Pereira"]
[Black "Da Silva Tomaz, Luiz Antonio"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1603"]
[BlackElo "2002"]
[PlyCount "80"]
[EventDate "2014.08.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 c5 8. 0-0 Nbd7 9. Qc2 Ne8 10. Ne1 f5 11. f3 f4 12. Nd3 Nef6 13. b4 b6 14. bxc5 bxc5 15. Rb1 Rf7 16. Bd2 g5 17. Rb2 Nf8 18. Rfb1 N6d7 19. Nb5 Nf6 20. Nc1 a6 21. Nc3 g4 22. Rb8 Raa7 23. fxg4 N6d7 24. R8b2 Qh4 25. Bf3 Nf6 26. Qd1 Bxg4 27. Qe1 Qh5 28. Qe2 Qg5 29. Kh1 Ng6 30. Nb3 Bf8 31. Na5 Nh4 32. Nc6 Ra8 33. Rb8 Rxb8 34. Rxb8 Qh5 35. Bxg4 Nxg4 36. h3 f3 37. gxf3 Rxf3 38. Ne7+ Kf7 39. hxg4 Qxg4 40. Nf5 Rh3+ 0-1

[Event "Joao Pessoa-ch"]
[Site "Joao Pessoa"]
[Date "2014.08.01"]
[Round "2"]
[White "Jales, Luiz Fabio Alves"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "1867"]
[BlackElo "1603"]
[PlyCount "72"]
[EventDate "2014.08.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Be7 7. f3 0-0 8. Bc4 Nc6 9. Nxc6 bxc6 10. Qd2 Qc7 11. 0-0-0 a5 12. a4 d5 13. exd5 cxd5 14. Bb3 Bb4 15. Qd3 Ba6 16. Nb5 Bxb5 17. Qxb5 Rab8 18. Qd3 Nd7 19. h4 Nc5 20. Bxc5 Bxc5 21. h5 Be7 22. h6 g6 23. Kb1 Bf6 24. Ka2 Qe5 25. c3 Rb7 26. Rd2 Rfb8 27. Bd1 Bh8 28. Re2 Qg5 29. Qd2 Rxb2+ 30. Qxb2 Rxb2+ 31. Rxb2 Be5 32. g4 Bd6 33. Rb6 Qd2+ 34. Kb3 Bf8 35. Rb8 Qc1 36. Rc8 Qb1# 0-1

[Event "Natal Potiguar op 3rd"]
[Site "Natal"]
[Date "2014.04.21"]
[Round "5"]
[White "Gomes, Jose Murilo"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1883"]
[BlackElo "1606"]
[PlyCount "74"]
[EventDate "2014.04.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 c6 4. Bg2 Be7 5. 0-0 0-0 6. b3 d5 7. cxd5 exd5 8. Bb2 Nbd7 9. Qc2 Ne8 10. d3 Bf6 11. e4 Bxb2 12. Qxb2 dxe4 13. dxe4 Qf6 14. e5 Qf5 15. Re1 Nb6 16. Nc3 Nc7 17. Ne4 Qh5 18. Nd6 Bg4 19. Nd2 Rfb8 20. Rac1 Ne6 21. N2e4 Bf3 22. Bxf3 Qxf3 23. Nc5 Ng5 24. h4 Nh3+ 25. Kh2 Nxf2 26. Rf1 Ng4+ 27. Kh3 Qd5 28. Kxg4 f5+ 29. Kh3 Kh8 30. Rcd1 Qxc5 31. b4 Qe3 32. Nxf5 Qe4 33. Rde1 Qd3 34. e6 Rg8 35. e7 Qd7 36. Kh2 Rae8 37. Nxg7 Rxe7 1-0

[Event "Natal Potiguar op 3rd"]
[Site "Natal"]
[Date "2014.04.18"]
[Round "1"]
[White "Dantas, Isaac Pereira"]
[Black "Pinheiro, Davi Sales"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1606"]
[BlackElo "1976"]
[PlyCount "90"]
[EventDate "2014.04.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 0-0 6. Nb5 Na6 7. e3 c6 8. Nc3 Nc7 9. Bd3 dxc4 10. Bxc4 Ncd5 11. Nxd5 exd5 12. Be2 Bb4+ 13. Kf1 Nh5 14. Bg5 f6 15. Bh4 g6 16. Nd2 Ng7 17. Bg3 Ne6 18. a3 Be7 19. h4 f5 20. h5 g5 21. Be5 f4 22. Bd3 Bf6 23. Bxh7+ Kxh7 24. Qc2+ Kh8 25. Qg6 Qe7 26. h6 Bxe5 27. dxe5 fxe3 28. Nf3 e2+ 29. Ke1 Rxf3 30. gxf3 Nf4 31. Qf6+ Qxf6 32. exf6 Bf5 33. Kd2 Rf8 34. Rag1 Ne6 35. Kxe2 Rxf6 36. Kd2 Kh7 37. Re1 Rxh6 38. Rxh6+ Kxh6 39. Kc3 Kg6 40. Kb4 Kf6 41. Rh1 c5+ 42. Kb5 Bd3+ 43. Ka5 Nd4 44. Rh8 b6+ 45. Ka4 Bb5# 0-1

[Event "Joao Pessoa op 5th"]
[Site "Joao Pessoa"]
[Date "2014.03.16"]
[Round "5"]
[White "Baltar, Petrov Ferreira"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "1816"]
[BlackElo "1601"]
[PlyCount "65"]
[EventDate "2014.03.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. g3 0-0 6. Bg2 c6 7. c5 Nbd7 8. 0-0 b6 9. b4 Ba6 10. a4 Bc4 11. Nd2 Ba6 12. Re1 bxc5 13. dxc5 Bc8 14. Nb3 Ne5 15. Qd4 Ng6 16. f4 Ng4 17. e4 Bf6 18. e5 Be7 19. Bh3 Nh6 20. Qe3 Nf5 21. Bxf5 exf5 22. Nd4 Bd7 23. e6 fxe6 24. Nxe6 Bxe6 25. Qxe6+ Rf7 26. Qxc6 Bf6 27. Bd2 d4 28. Nd5 d3 29. Nxf6+ Rxf6 30. Qf3 Rb8 31. Rab1 Rf7 32. a5 Qd4+ 33. Qe3 1-0

[Event "Joao Pessoa op 5th"]
[Site "Joao Pessoa"]
[Date "2014.03.16"]
[Round "6"]
[White "Leite, Joao Carlos Zirpoli"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "1727"]
[BlackElo "1601"]
[PlyCount "60"]
[EventDate "2014.03.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. f4 Be7 7. Be2 0-0 8. Be3 Nbd7 9. g4 Nc5 10. Bf3 a6 11. g5 Ne8 12. h4 Rb8 13. Qd2 Qc7 14. h5 b5 15. a3 Bb7 16. h6 g6 17. Rf1 e5 18. Nde2 exf4 19. Bxf4 Nd7 20. Be3 Ne5 21. Nf4 Nc4 22. Qd4 Nxe3 23. Qxe3 Bxg5 24. Rg1 Bh4+ 25. Ke2 Bf6 26. Nh5 Bxc3 27. bxc3 f5 28. exf5 Bxf3+ 29. Kxf3 Rxf5+ 30. Nf4 g5 0-1

[Event "Joao Pessoa op 5th"]
[Site "Joao Pessoa"]
[Date "2014.03.15"]
[Round "3"]
[White "Da Silva, Antonio Dutra"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "1784"]
[BlackElo "1601"]
[PlyCount "64"]
[EventDate "2014.03.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 exd5 5. g3 c6 6. d4 Be7 7. Bg2 0-0 8. 0-0 Nbd7 9. Qc2 Nb6 10. b3 Bg4 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Ne5 Be6 14. e3 Nfd7 15. Nf3 Nf6 16. Ne2 g6 17. Nh4 Qd7 18. Nf3 Bh3 19. Ne5 Qf5 20. Qxf5 Bxf5 21. Nc3 Nbd7 22. Nf3 Ne4 23. Nxe4 Bxe4 24. Rac1 Rfe8 25. Rc3 Nf6 26. Nd2 Bxg2 27. Kxg2 Ne4 28. Nxe4 Rxe4 29. f4 f5 30. h4 Rae8 31. Kf2 Kf7 32. Rg1 h5 1/2-1/2

[Event "Joao Pessoa op 5th"]
[Site "Joao Pessoa"]
[Date "2014.03.15"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Vital, Pablo Manoel Santan"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1601"]
[BlackElo "1712"]
[PlyCount "87"]
[EventDate "2014.03.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 0-0 6. Nb5 Ne8 7. e3 c6 8. Nc3 Nf6 9. Rc1 Nh5 10. Be5 f6 11. Bg3 Nxg3 12. hxg3 Be6 13. cxd5 cxd5 14. Qb3 b6 15. Bd3 Nc6 16. Ke2 Qd6 17. a3 Na5 18. Qd1 f5 19. Ng5 h6 20. Nxe6 Qxe6 21. Qa4 a6 22. Na2 Rfc8 23. Rxc8+ Qxc8 24. Rc1 Qb7 25. b4 Nc4 26. Bxc4 dxc4 27. f3 b5 28. Qc2 e6 29. Nc3 Rd8 30. Kf2 Bf8 31. Ne2 Bd6 32. Qd1 Bc7 33. Qh1 Kg7 34. Qh4 Rd7 35. Rh1 h5 36. Qh3 Qc8 37. g4 Qh8 38. gxh5 Qxh5 39. Qxh5 gxh5 40. Rxh5 Kg6 41. Rh8 Rd8 42. Nf4+ Kf6 43. Rh6+ Kg5 44. Rg6+ 1-0

[Event "Joao Pessoa op 5th"]
[Site "Joao Pessoa"]
[Date "2014.03.14"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Passos Coutinho, Eduardo"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1601"]
[BlackElo "1804"]
[PlyCount "114"]
[EventDate "2014.03.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. g3 Bb4 6. Bg2 Bxc3+ 7. bxc3 Ne4 8. Qc2 f5 9. 0-0 0-0 10. Nd2 d5 11. cxd5 exd5 12. Nxe4 fxe4 13. Bf4 Nd7 14. c4 c6 15. cxd5 cxd5 16. Qb3 Kh8 17. Rac1 Nf6 18. Rc7 Ba6 19. Re1 Bc4 20. Qb4 Qe8 21. Qe7 Qxe7 22. Rxe7 Bxa2 23. Ra1 Bc4 24. Raxa7 Rxa7 25. Rxa7 Bxe2 26. Bf1 Bg4 27. h3 Be6 28. Rb7 Nd7 29. Bb5 Nf6 30. Kg2 h6 31. Rxb6 Bg8 32. Be5 Kh7 33. Kf1 Kg6 34. Ke2 Ra8 35. Ba6 Kf5 36. g4+ Kg5 37. Bg3 Re8 38. Rb7 Kg6 39. Ke3 h5 40. Be2 hxg4 41. hxg4 Ra8 42. Kf4 Ra2 43. Bb5 Ra3 44. Rb6 Kh7 45. Ba6 Rf3+ 46. Kg5 e3 47. Rb1 Ne4+ 48. Kh4 g5+ 49. Kh3 exf2 50. Rb7+ Kh8 51. Kh2 Rxg3 52. Re7 Rxg4 53. Bc8 Rg1 54. Ba6 f1Q 55. Bxf1 Rxf1 56. Kg2 Rd1 57. Re5 Rxd4 0-1

[Event "Joao Pessoa op 5th"]
[Site "Joao Pessoa"]
[Date "2014.03.14"]
[Round "1"]
[White "Fiaes, Mario Henrique"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2051"]
[BlackElo "1601"]
[PlyCount "87"]
[EventDate "2014.03.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 Nc6 7. g5 Nd7 8. Be3 Be7 9. h4 a6 10. Qh5 g6 11. Qe2 Nxd4 12. Bxd4 e5 13. Be3 Nb6 14. 0-0-0 Be6 15. f4 Qc7 16. Qf2 Nc4 17. Bxc4 Qxc4 18. f5 Bd7 19. f6 Bf8 20. Kb1 Bc6 21. Qg2 b5 22. Nd5 Bxd5 23. Rxd5 Rc8 24. h5 Rg8 25. hxg6 hxg6 26. Bb6 Rc6 27. Ba7 Rc7 28. Bb8 Rc6 29. Rd3 b4 30. Ba7 a5 31. b3 Qa6 32. Be3 a4 33. Bc1 axb3 34. axb3 Rc8 35. Bb2 Ra8 36. Qh3 Qb7 37. Re1 Ra6 38. Qh7 Qa8 39. Qxg8 Ra2 40. Rxd6 Rxb2+ 41. Kc1 Qa1+ 42. Kd2 Rxc2+ 43. Kxc2 Qxe1 44. Qxf8+ 1-0

[Event "Natal CBX zt"]
[Site "Natal"]
[Date "2014.02.22"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Da Silva, Maria Gabriele"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1604"]
[BlackElo "1770"]
[PlyCount "49"]
[EventDate "2014.02.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. Bg5 Nc6 6. e4 Be7 7. Bd3 0-0 8. 0-0 h6 9. Bh4 Nb4 10. Bb1 a5 11. a3 Nc6 12. Bd3 Nh5 13. Bxe7 Qxe7 14. d5 Nd8 15. Qd2 Nf6 16. Nb5 Rc8 17. Rfe1 c6 18. d6 Qe8 19. Nc7 Rxc7 20. dxc7 e5 21. cxd8Q Qxd8 22. Nxe5 Qe7 23. Nf3 h5 24. Qg5 Bc8 25. e5 1-0

[Event "Natal CBX zt"]
[Site "Natal"]
[Date "2014.02.22"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Pinto, Andre Pamplona Pere"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1604"]
[BlackElo "1662"]
[PlyCount "33"]
[EventDate "2014.02.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bg5 Ne4 7. Nxe4 dxe4 8. Nd2 f6 9. Bf4 Qxd4 10. e3 Qxb2 11. Bc4 e5 12. Bg3 Bb4 13. Rb1 Qa3 14. 0-0 Bf5 15. Qe2 Rc8 16. Bb3 Na5 17. Rfc1 0-1

[Event "Natal CBX zt"]
[Site "Natal"]
[Date "2014.02.22"]
[Round "3"]
[White "Medeiros, Israel Costa Smith"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1933"]
[BlackElo "1604"]
[PlyCount "31"]
[EventDate "2014.02.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 0-0 6. e3 dxc4 7. Bxc4 b6 8. 0-0 Bb7 9. h3 Nbd7 10. Qe2 c5 11. Rfd1 Qe8 12. Nb5 Qd8 13. dxc5 bxc5 14. Ne5 Bd5 15. Bxd5 exd5 16. Nc6 1-0

[Event "Natal CBX zt"]
[Site "Natal"]
[Date "2014.02.21"]
[Round "1"]
[White "Macedo, Maximo Valerio"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2072"]
[BlackElo "1604"]
[PlyCount "75"]
[EventDate "2014.02.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 dxc4 7. Bxc4 b6 8. 0-0 Bb7 9. Rc1 Nbd7 10. Bd3 Rc8 11. Nb5 a6 12. Na7 Ra8 13. Nc6 Bxc6 14. Rxc6 Nd5 15. Bxe7 Nxe7 16. Rc1 c5 17. Bb1 Rc8 18. Qd3 g6 19. Qxa6 Nd5 20. Rfd1 Ra8 21. Qe2 Qf6 22. h3 Rfd8 23. Nd2 cxd4 24. Ne4 Qe7 25. Rxd4 f5 26. Nc3 Nxc3 27. Rxc3 e5 28. Rd1 Nc5 29. Rcc1 e4 30. Qc4+ Kf8 31. Qc3 Kg8 32. a3 Rxd1+ 33. Rxd1 Kf7 34. Ba2+ Ke8 35. Qh8+ Qf8 36. Qxh7 Nd3 37. Qxg6+ Kd8 38. Qxb6+ 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.10.06"]
[Round "9.23"]
[White "Dantas, Isaac Pereira"]
[Black "De Melo, Beatriz Cristina Ol"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1619"]
[BlackElo "1804"]
[PlyCount "86"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Qb3 Qb6 6. Qxb6 axb6 7. Bg5 Nbd7 8. e3 h6 9. Bf4 e6 10. cxd5 exd5 11. Be2 Be7 12. 0-0 0-0 13. Ne5 Rfd8 14. a3 c5 15. Nxd7 Rxd7 16. Nb5 Be6 17. Nc7 Rc8 18. Nxe6 fxe6 19. Rac1 Rdd8 20. Rfe1 Bf8 21. Be5 c4 22. Bf3 Be7 23. e4 b5 24. exd5 exd5 25. Bg3 Bf8 26. Re6 Kf7 27. Rce1 Re8 28. Rxe8 Rxe8 29. Rxe8 Kxe8 30. Kf1 Kd7 31. Ke2 Bd6 32. Bxd6 Kxd6 33. Kd2 Ne4+ 34. Bxe4 dxe4 35. f4 exf3 36. gxf3 Kd5 37. Ke3 g5 38. f4 gxf4+ 39. Kxf4 Kxd4 40. Kf5 Kd3 41. h4 Kc2 42. Kg6 Kxb2 43. Kxh6 c3 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.10.05"]
[Round "8.21"]
[White "Galvao, Jose Eduardo De Oli"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1800"]
[BlackElo "1619"]
[PlyCount "79"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 Nbd7 5. 0-0 e6 6. Bf4 Be7 7. Nbd2 0-0 8. c4 Re8 9. cxd5 exd5 10. a3 Nf8 11. Re1 Ne6 12. Bg5 Nxg5 13. Nxg5 Nd7 14. Ngf3 Nf8 15. e4 dxe4 16. Nxe4 Be6 17. h4 Bd5 18. Neg5 h6 19. Ne4 Ne6 20. Nc3 Bxf3 21. Qxf3 Qxd4 22. Rad1 Qf6 23. Qxf6 Bxf6 24. Rd7 Rab8 25. Re2 Kf8 26. Ne4 Re7 27. Red2 Rxd7 28. Rxd7 Ke8 29. Rd2 Rd8 30. Re2 Kd7 31. Bh3 Re8 32. Nc5+ Kc7 33. Kf1 b6 34. Na6+ Kd6 35. Rd2+ Ke5 36. Bxe6 fxe6 37. Ke2 Rd8 38. Rxd8 Bxd8 39. Nb4 c5 40. Nc6+ 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.10.04"]
[Round "6.19"]
[White "Melo, Guilherme Gama do N"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1735"]
[BlackElo "1619"]
[PlyCount "125"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 a6 5. e3 dxc4 6. Qa4+ Nbd7 7. Qxc4 b5 8. Qd3 Bb7 9. Qd1 Bb4 10. Bd2 0-0 11. g3 Rc8 12. a3 Be7 13. Bg2 c5 14. 0-0 Nb6 15. b3 c4 16. b4 Nfd5 17. Nxd5 Bxd5 18. Qc2 Na4 19. e4 Ba8 20. Bc3 Nxc3 21. Qxc3 Bxe4 22. Rfe1 Ba8 23. a4 Bf6 24. Red1 Qc7 25. axb5 axb5 26. Nd2 Bxg2 27. Kxg2 Ra8 28. Ne4 Qb7 29. f3 Be7 30. Nc5 Qd5 31. Na6 Qc6 32. Nc5 Rxa1 33. Rxa1 Ra8 34. Rxa8+ Qxa8 35. Qe3 Kf8 36. Qe4 Qxe4 37. fxe4 Ke8 38. Kf3 Bf6 39. e5 Bg5 40. Ne4 Be7 41. Nc5 Kd8 42. Ke3 Kc7 43. Kd2 Kc6 44. Kc3 Kd5 45. g4 f6 46. Nd7 f5 47. gxf5 exf5 48. Nb6+ Kc6 49. Nxc4 bxc4 50. Kxc4 f4 51. b5+ Kb6 52. d5 g5 53. d6 Bf8 54. Kd5 f3 55. Ke6 f2 56. d7 Kc7 57. b6+ Kd8 58. b7 Kc7 59. b8Q+ Kxb8 60. d8Q+ Kb7 61. Qxf8 f1Q 62. Qxf1 Kc6 63. Qh3 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.09.29"]
[Round "4.9"]
[White "Carneiro, Francisco Caninde S"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1913"]
[BlackElo "1619"]
[PlyCount "43"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. e5 dxe5 5. Nxe5 e6 6. 0-0 Be7 7. Nc3 0-0 8. d3 Nbd7 9. f4 Nxe5 10. fxe5 Qd4+ 11. Kh1 Qxe5 12. Bf4 Qh5 13. Qd2 b6 14. Rf3 Bb7 15. Rg3 Ng4 16. h3 Ne5 17. Kg1 Nxc4 18. dxc4 Rad8 19. Qe3 Bf6 20. Ne4 Bd4 21. Qxd4 Rxd4 22. Nf6+ 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.09.29"]
[Round "5.17"]
[White "Dantas, Isaac Pereira"]
[Black "Da Silva, Thayna Felix"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1619"]
[BlackElo "1800"]
[PlyCount "134"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 e6 4. Nf3 Bb4 5. Qc2 d5 6. e3 Ne4 7. Nd2 Nxd2 8. Bxd2 Qa5 9. Bd3 dxc4 10. Bxc4 Nd7 11. 0-0 e5 12. Qf5 0-0 13. Bd3 Nf6 14. Qg5 exd4 15. exd4 Bxc3 16. bxc3 Qxg5 17. Bxg5 Nd5 18. Rac1 f6 19. Bh4 Nf4 20. Bc4+ Be6 21. Bxe6+ Nxe6 22. Rfe1 Rfe8 23. Re3 Nf4 24. Rce1 Kf7 25. Bg3 Nd3 26. Rxe8 Rxe8 27. Rxe8 Kxe8 28. Kf1 Kd7 29. Ke2 Nc1+ 30. Kd2 Nxa2 31. Kc2 Ke6 32. Kb2 Nxc3 33. Kxc3 Kd5 34. Bb8 a5 35. Ba7 b5 36. Bc5 f5 37. Kd2 g6 38. Kd3 Ke6 39. h3 Kd5 40. g4 h5 41. gxf5 gxf5 42. h4 Ke6 43. Ba7 Kd5 44. Kc2 Ke4 45. Kc3 Kd5 46. Bb6 a4 47. Ba5 Ke6 48. Kd3 Kd5 49. Bc7 Ke6 50. Bg3 Kd5 51. Kc3 Ke4 52. Bd6 Kd5 53. Be5 Ke4 54. Kb4 Kf3 55. Kc5 a3 56. Kxc6 b4 57. d5 b3 58. d6 b2 59. d7 b1Q 60. d8Q Qc2+ 61. Kd7 Qd3+ 62. Ke7 Qxd8+ 63. Kxd8 Kg4 64. Ke7 Kxh4 65. Kf6 Kg4 66. Bd6 a2 67. Be5 h4 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.09.28"]
[Round "2.15"]
[White "Da Silva, Kalison Kelven Ribe"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1785"]
[BlackElo "1619"]
[PlyCount "76"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 Nf6 5. d3 Be7 6. Bg5 a6 7. a4 Nc6 8. Be3 Ng4 9. Qd2 Nxe3 10. Qxe3 Nb4 11. Qd2 Qc7 12. Na2 Nxa2 13. Rxa2 Bd7 14. Qf4 Bf6 15. Qg3 Bc6 16. h3 Rc8 17. c3 d5 18. Qxc7 Rxc7 19. exd5 Bxd5 20. Bxd5 exd5 21. 0-0 Kd7 22. Re1 Re8 23. Rxe8 Kxe8 24. Ra1 Re7 25. Re1 Rxe1+ 26. Nxe1 Kd7 27. Nc2 Kc6 28. Ne3 d4 29. Nd1 b5 30. cxd4 Bxd4 31. b3 bxa4 32. bxa4 Kb6 33. Ne3 Bxe3 34. fxe3 Ka5 35. Kf1 Kxa4 36. Ke1 Kb3 37. d4 cxd4 38. exd4 Kc4 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.09.28"]
[Round "3.19"]
[White "Dantas, Isaac Pereira"]
[Black "Moura, Dayckson Navas de M"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1619"]
[BlackElo "1800"]
[PlyCount "71"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nc6 3. Nc3 Nxd4 4. Qxd4 e5 5. Qd1 g6 6. Nf3 Nf6 7. e4 Bg4 8. Be2 Bg7 9. Bg5 0-0 10. Nd5 c6 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. 0-0 Bxf3 14. Bxf3 a6 15. Qc2 Rad8 16. Rac1 Qe6 17. b4 c5 18. bxc5 dxc5 19. Rfd1 b5 20. cxb5 axb5 21. Rd5 Rxd5 22. exd5 Qb6 23. Qxc5 Qxc5 24. Rxc5 b4 25. Bd1 Ra8 26. Bb3 f5 27. f3 Kf7 28. Kf2 e4 29. fxe4 fxe4 30. Ke3 Re8 31. d6+ Kf6 32. d7 Rd8 33. Ba4 Ke6 34. Rc8 Rxd7 35. Bxd7+ Kxd7 36. Rb8 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2013.09.27"]
[Round "1.1"]
[White "Dantas, Isaac Pereira"]
[Black "Macedo, Maximo Iack Miranda"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1619"]
[BlackElo "2368"]
[PlyCount "28"]
[EventDate "2013.09.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. cxd5 exd5 6. Bg5 Be7 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. 0-0 0-0 11. Rfe1 Re8 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 Nc5 0-1

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.08"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "Da Silva, Daniele Benicio"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1619"]
[BlackElo "1775"]
[PlyCount "99"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Qb3 b6 6. Bg5 e6 7. e3 h6 8. Bh4 Be7 9. Be2 0-0 10. 0-0 Nh7 11. Bxe7 Qxe7 12. Rac1 Nd7 13. cxd5 exd5 14. Nd2 Rac8 15. Bf3 Qg5 16. g3 Bh3 17. Bg2 Bxg2 18. Kxg2 f5 19. Ne2 Ndf6 20. Nf3 Qg6 21. Nf4 Qf7 22. Ne5 Qb7 23. f3 g5 24. Nfd3 Nd7 25. Nxd7 Qxd7 26. Ne5 Qe6 27. Rf2 Rf6 28. Rfc2 Qe8 29. Nxc6 Kh8 30. Ne5 Rd8 31. Rc7 f4 32. Rxa7 fxg3 33. hxg3 Qh5 34. Rcc7 Nf8 35. Ng4 Re6 36. Qc2 Qg6 37. Qxg6 Rxg6 38. Ne5 Rf6 39. Nf7+ Rxf7 40. Rxf7 Re8 41. Kf2 Rc8 42. Rfc7 Rb8 43. Rcb7 Rc8 44. Rc7 Rb8 45. Ke2 h5 46. Kd2 h4 47. gxh4 gxh4 48. Rc6 b5 49. Rh6+ Kg8 50. Rxh4 1-0

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.08"]
[Round "5"]
[White "Ferreira, Alexander da Silva"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1708"]
[BlackElo "1619"]
[PlyCount "59"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. f4 c5 2. e4 d6 3. Nc3 e6 4. b3 Nc6 5. Bb2 Nge7 6. Nf3 Nd4 7. Nxd4 cxd4 8. Nb5 e5 9. f5 a6 10. Na3 d5 11. d3 b5 12. Nb1 Bb7 13. Qf3 Qa5+ 14. c3 Rc8 15. Be2 dxc3 16. Bxc3 Rxc3 17. Nxc3 Qxc3+ 18. Kf2 dxe4 19. dxe4 Qd4+ 20. Qe3 Bxe4 21. Qxd4 exd4 22. Rhd1 Nxf5 23. Rac1 Kd7 24. Bg4 Ba3 25. Rxd4+ Ke6 26. Rxe4+ Kf6 27. Rc6+ Kg5 28. Bxf5 Kxf5 29. Kf3 g5 30. g4# 1-0

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.07"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Baltar, Petrov Ferreira"]
[Result "0-1"]
[ECO "D62"]
[WhiteElo "1619"]
[BlackElo "1820"]
[PlyCount "42"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 Nbd7 6. e3 0-0 7. Bd3 c5 8. cxd5 Nxd5 9. Bxe7 Nxe7 10. Qc2 Ng6 11. 0-0 cxd4 12. Nxd4 Nde5 13. Be2 Bd7 14. Rad1 Rc8 15. Ndb5 Qa5 16. Qb3 a6 17. Nd6 Rc7 18. Rd2 Bc6 19. Rfd1 Nh4 20. Bf1 Nef3+ 21. Kh1 Qe5 0-1

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.07"]
[Round "3"]
[White "De Araujo, Marco Antonio Sena"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1698"]
[BlackElo "1619"]
[PlyCount "60"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 e6 5. 0-0 Be7 6. Nbd2 Nbd7 7. Re1 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bd3 c5 12. c3 b6 13. Bc2 Bb7 14. Ne5 cxd4 15. cxd4 Rc8 16. Bg5 Bd5 17. Bb3 a5 18. Bxd5 Nxd5 19. Bxe7 Qxe7 20. a3 Qh4 21. Nf3 Qg4 22. h3 Qf5 23. Re5 Qg6 24. Rc1 h6 25. Rxc8 Rxc8 26. Qb3 Qc2 27. Qb5 Nf4 28. b4 Nd3 29. Re3 Qxf2+ 30. Kh2 Qxe3 0-1

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.06"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Silva, Ivanilson Pereira"]
[Result "0-1"]
[ECO "D90"]
[WhiteElo "1619"]
[BlackElo "1855"]
[PlyCount "72"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 g6 6. Bf4 a6 7. e3 Bg4 8. Be2 Bg7 9. 0-0 Nh5 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nxg3 13. hxg3 Nc6 14. Qb3 Rb8 15. Qxd5 Qc7 16. Qb3 0-0 17. Rac1 e6 18. Na4 Qe7 19. Qb6 h5 20. Rfe1 Bf6 21. Nc5 h4 22. gxh4 gxh4 23. Nh2 Bf5 24. Bf3 Kh8 25. Be4 Rg8 26. Bxf5 exf5 27. Nd3 Bxd4 28. exd4 Qg5 29. Nf4 Qxf4 30. Qb3 Qg5 31. Qh3 Nxd4 32. Rc4 Rbd8 33. Rc7 Rg7 34. Ree7 Ne6 35. Rxb7 Nf4 36. Qf3 Nxg2 0-1

[Event "Joao Pessoa op 08"]
[Site "Joao Pessoa"]
[Date "2013.08.04"]
[Round "5"]
[White "Da Silva Tomaz, Luiz Antonio"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "1903"]
[BlackElo "1619"]
[PlyCount "67"]
[EventDate "2013.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 Be7 7. Be3 Nc6 8. g5 Nd7 9. h4 a6 10. Qd2 Nde5 11. Be2 Qc7 12. f4 Nxd4 13. Bxd4 Nc4 14. Bxc4 Qxc4 15. Bxg7 Rg8 16. Bd4 b5 17. Qd3 Bb7 18. Qxc4 bxc4 19. 0-0-0 Rd8 20. Rhe1 d5 21. exd5 exd5 22. Bf6 Rd7 23. Nxd5 Bxd5 24. Rxe7+ Rxe7 25. Bxe7 Kxe7 26. Rxd5 Ke6 27. Re5+ Kd6 28. Rf5 Rf8 29. Rf6+ Kd5 30. h5 Ke4 31. g6 Rg8 32. gxf7 Rg1+ 33. Kd2 Rg2+ 34. Kc3 1-0

[Event "Joao Pessoa op 08"]
[Site "Joao Pessoa"]
[Date "2013.08.04"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "Silva, Carolina Alves"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1619"]
[BlackElo "1722"]
[PlyCount "78"]
[EventDate "2013.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Be7 4. Nf3 0-0 5. Bg5 h6 6. Bh4 Re8 7. e4 d5 8. e5 Nh7 9. Bxe7 Rxe7 10. Bd3 dxc4 11. Bxc4 a6 12. Bd3 Rd7 13. Qc2 Nf8 14. 0-0 Nc6 15. a3 Nxd4 16. Nxd4 Rxd4 17. Rfd1 Kh8 18. Rd2 Rd7 19. Rad1 Qg5 20. Be4 Rb8 21. Rxd7 Bxd7 22. Rd3 Qxe5 23. Rg3 f5 24. Bd3 Bc6 25. Re3 Qd6 26. Bf1 Qe7 27. Qe2 Rd8 28. Qh5 Be8 29. Qxf5 Bg6 30. Qe5 Qd6 31. Bc4 Qxe5 32. Rxe5 Rd2 33. Bxe6 Rxb2 34. g3 Nxe6 35. Rxe6 Rb3 36. Ne2 Bf7 37. Re7 Bd5 38. h4 Rb1+ 39. Kh2 Rh1# 0-1

[Event "Joao Pessoa op 08"]
[Site "Joao Pessoa"]
[Date "2013.08.03"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Pereira Fo, Hildebrando Apolon"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1619"]
[BlackElo "1846"]
[PlyCount "114"]
[EventDate "2013.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. Nf3 Nc6 5. Bg5 Be7 6. e3 a6 7. cxd5 Nxd5 8. Bxe7 Ndxe7 9. Rc1 Bd7 10. a3 Nf5 11. Bd3 Nce7 12. Qc2 h6 13. Ne5 f6 14. Nxd7 Qxd7 15. b4 c6 16. Ne4 b6 17. 0-0 0-0 18. Nd2 Nd6 19. Nc4 Nxc4 20. Bxc4 b5 21. Be2 Rac8 22. Bf3 f5 23. g3 Qc7 24. Qb2 Qd6 25. Rc5 Rc7 26. Rfc1 Rfc8 27. R1c2 g5 28. Qc1 Kg7 29. Qb2 Kg6 30. Qc1 h5 31. Qd1 g4 32. Bh1 h4 33. Qc1 hxg3 34. hxg3 Nd5 35. Bxd5 exd5 36. Kf1 Kf7 37. Ke2 Ke7 38. Qh1 Qg6 39. Qg2 Kd6 40. Rc1 Rh8 41. Rh1 Rch7 42. Rcc1 Qg5 43. Rxh7 Rxh7 44. Rh1 Re7 45. Kd2 Re4 46. Kc3 Re7 47. Rh4 Kc7 48. Qh2 Kb6 49. Rh8 Rc7 50. Rb8+ Ka7 51. Qh8 Rb7 52. Ra8+ Kb6 53. Qc8 Qe7 54. Qf8 Qd7 55. Qc5+ Kc7 56. Qf8 Kb6 57. Re8 c5 1-0

[Event "Joao Pessoa op 08"]
[Site "Joao Pessoa"]
[Date "2013.08.03"]
[Round "3"]
[White "Rodrigues, Lucas Albuquerque"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "D45"]
[BlackElo "1619"]
[PlyCount "65"]
[EventDate "2013.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. c4 e6 5. Nc3 Nbd7 6. Be2 Be7 7. 0-0 0-0 8. b3 a6 9. Bb2 b5 10. a3 Bb7 11. c5 Qc7 12. g3 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. b4 Qc7 16. Qc2 Bc8 17. Bf3 Bh3 18. Bg2 Qd7 19. Rad1 Bxg2 20. Kxg2 Qg4 21. Qe2 Qxe2 22. Nxe2 a5 23. Nd4 Rac8 24. Ra1 Ne4 25. Rfd1 Bf6 26. f3 Ng5 27. h4 Ne6 28. f4 Nxd4 29. Bxd4 Bxd4 30. exd4 Rfe8 31. Kf3 Re4 32. g4 axb4 33. axb4 0-1

[Event "Joao Pessoa op 08"]
[Site "Joao Pessoa"]
[Date "2013.08.02"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Oliveira Jr, Antonio Fernandes"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1619"]
[BlackElo "1849"]
[PlyCount "73"]
[EventDate "2013.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e4 d6 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. b3 Nh5 11. Re1 f5 12. Nd2 Nf4 13. Bf1 fxe4 14. Ndxe4 Nxe4 15. Nxe4 Bf5 16. f3 c6 17. dxc6 bxc6 18. Qd1 d5 19. cxd5 cxd5 20. Ng3 Bc8 21. Bb2 Qb6+ 22. Kh1 Re8 23. a4 Ba6 24. Bxa6 Qxa6 25. Rf1 Nd3 26. Ba3 e4 27. Ra2 exf3 28. Qxf3 Rad8 29. Rd2 Ne5 30. Qd1 Qc6 31. Ne2 Qd6 32. Bb2 Ng4 33. Rf3 Re3 34. Nd4 Rde8 35. Rf1 R3e4 36. Qa1 Ne3 37. Re1 0-1

[Event "Joao Pessoa op 08"]
[Site "Joao Pessoa"]
[Date "2013.08.02"]
[Round "1"]
[White "Pinheiro, Davi Sales"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2030"]
[BlackElo "1619"]
[PlyCount "98"]
[EventDate "2013.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Be7 6. 0-0 0-0 7. Qc2 Nbd7 8. Nbd2 a6 9. Ne5 g6 10. f4 Nxe5 11. fxe5 Nh5 12. Nf3 dxc4 13. Qxc4 Bd7 14. b4 Ng7 15. e4 Re8 16. a4 b5 17. axb5 axb5 18. Rxa8 Qxa8 19. Qc3 Qb7 20. Bc2 Ra8 21. Bg5 Bxg5 22. Nxg5 Be8 23. Ra1 h6 24. Nf3 Nh5 25. g3 Ra6 26. Nd2 Qa8 27. Nb3 Rxa1+ 28. Qxa1 Qxa1+ 29. Nxa1 Kf8 30. Kf2 Ke7 31. Ke3 Ng7 32. Nb3 Nh5 33. Bd1 Ng7 34. h4 h5 35. Kf4 Bd7 36. Nc5 Ne8 37. Kg5 Nc7 38. g4 hxg4 39. Bxg4 Be8 40. h5 gxh5 41. Bxh5 Na8 42. Nb7 Nb6 43. Nd6 Na4 44. Nxe8 Kxe8 45. Kf6 Nc3 46. Bxf7+ Kd8 47. Kxe6 Nxe4 48. Bg6 Nc3 49. Kd6 Ne2 1-0

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2013.07.07"]
[Round "5"]
[White "Carneiro, Francisco Caninde S"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1910"]
[BlackElo "1592"]
[PlyCount "82"]
[EventDate "2013.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e6 7. 0-0 Be7 8. f4 0-0 9. Be3 Nbd7 10. f5 e5 11. Nde2 b5 12. Ng3 Bb7 13. a3 Nc5 14. Qe2 Nxd3 15. cxd3 d5 16. Bd2 Qb6+ 17. Kh1 Rac8 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Qxe5 Qd6 21. Rae1 Rfe8 22. Bc3 f6 23. Qe2 Bf8 24. Qg4 Qc6 25. Nh5 Kf7 26. Nf4 Rxe1 27. Rxe1 Bc5 28. Ne6 Bxe6 29. fxe6+ Kf8 30. Qh3 Kg8 31. Re4 Be7 32. Qh5 Rf8 33. h3 Qc7 34. Rd4 Qg3 35. Qg4 Qf2 36. Rd7 h5 37. Qf3 Qxf3 38. gxf3 Re8 39. f4 Kf8 40. f5 Bc5 41. b4 Be3 1/2-1/2

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2013.07.07"]
[Round "6"]
[White "Da Silva, Antonio Dutra"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1781"]
[BlackElo "1592"]
[PlyCount "95"]
[EventDate "2013.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 Be7 4. e3 c6 5. d4 d5 6. Qb3 Nbd7 7. Bd2 0-0 8. Bd3 dxc4 9. Bxc4 c5 10. 0-0 cxd4 11. Nxd4 Nc5 12. Qc2 a6 13. Rad1 Qc7 14. Be2 b5 15. Rc1 Qb6 16. b4 Ncd7 17. a3 Bb7 18. Bf3 Bxf3 19. Nxf3 Rac8 20. Qb2 Rc7 21. Ne2 Rfc8 22. Rxc7 Rxc7 23. Rc1 Ne4 24. Rxc7 Qxc7 25. Qc1 Qxc1+ 26. Bxc1 Bf6 27. Nfd4 Kf8 28. f3 Nd6 29. Nc3 Bxd4 30. exd4 Nf5 31. d5 e5 32. a4 bxa4 33. Nxa4 Ke7 34. Nc5 Kd6 35. Nxa6 Kxd5 36. Kf2 Kc4 37. Bd2 Nb6 38. Nc7 Nd5 39. Ne8 g6 40. g4 Nd4 41. Nd6+ Kd3 42. Bh6 f5 43. Bg7 e4 44. gxf5 e3+ 45. Kg3 e2 46. Kf2 Nc2 47. Nf7 e1Q+ 48. Kg2 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2013.07.06"]
[Round "4"]
[White "Dantas, Isaac Pereira"]
[Black "Braga, Jose Pereira"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1592"]
[BlackElo "1967"]
[PlyCount "57"]
[EventDate "2013.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. cxd5 exd5 5. e3 Bd6 6. Be2 0-0 7. Nc3 c6 8. 0-0 Bf5 9. Ne5 Bxe5 10. dxe5 Ne4 11. Nxe4 dxe4 12. b3 Nd7 13. Bb2 Re8 14. Qc2 Nxe5 15. Bxe5 Rxe5 16. Rfd1 Qe7 17. Rd4 Rd8 18. Rxd8+ Qxd8 19. Rd1 Rd5 20. Rxd5 Qxd5 21. Bc4 Qd7 22. h3 h6 23. g4 Bg6 24. Bf1 f6 25. Bc4+ Kh7 26. Bf1 Qd5 27. Bg2 f5 28. gxf5 Qxf5 29. Qc4 1/2-1/2

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2013.07.06"]
[Round "3"]
[White "Melo, Silvio Sa De"]
[Black "Dantas, Isaac Pereira"]
[Result "1/2-1/2"]
[ECO "D51"]
[WhiteElo "1901"]
[BlackElo "1592"]
[PlyCount "72"]
[EventDate "2013.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 e6 6. Bg5 Be7 7. e3 0-0 8. Bd3 Nbd7 9. 0-0 a6 10. a3 Re8 11. Rc1 b5 12. Bb1 Bb7 13. Qd3 g6 14. Ne2 Nb6 15. Qb3 Ne4 16. Bxe7 Rxe7 17. Bxe4 dxe4 18. Nd2 Rc8 19. Qb4 Rec7 20. Rxc7 Rxc7 21. Rc1 Rxc1+ 22. Nxc1 Qc7 23. Qc5 Qxc5 24. dxc5 Na4 25. b4 Bd5 26. Kf1 Kf8 27. Ke1 Ke7 28. Kd1 f5 29. Kc2 e5 30. Ne2 Kf6 31. Nc3 Nxc3 32. Kxc3 g5 33. Nb1 f4 34. Kd2 g4 35. Nc3 Bc6 36. g3 f3 1/2-1/2

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2013.07.05"]
[Round "2"]
[White "Dantas, Isaac Pereira"]
[Black "Andrade, Joanderson Muller L"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "1592"]
[PlyCount "53"]
[EventDate "2013.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. Nf3 Bf5 5. Qb3 Qc7 6. cxd5 Ne4 7. dxc6 bxc6 8. Nxe4 Bxe4 9. g3 e6 10. Bg2 a5 11. 0-0 Be7 12. Bf4 Bd6 13. Bxd6 Qxd6 14. e3 0-0 15. Rad1 Bd5 16. Qa4 Qb4 17. Qxb4 axb4 18. Ne5 Rxa2 19. Bxd5 cxd5 20. b3 f6 21. Nd3 Na6 22. Ra1 Rd2 23. Nf4 Nc7 24. Ra7 Rc8 25. Rc1 e5 26. Nxd5 Ra8 27. Raxc7 1-0

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2013.07.05"]
[Round "1"]
[White "De Melo, Fernando Sa"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "2105"]
[BlackElo "1592"]
[PlyCount "61"]
[EventDate "2013.07.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Qb3 N7b6 12. Bd3 Nxc3 13. bxc3 Nd7 14. Qc2 g6 15. a4 a6 16. a5 e5 17. e4 exd4 18. cxd4 Nf6 19. h3 Nh5 20. Qd2 Qf6 21. e5 Qf4 22. Rfb1 Qxd2 23. Nxd2 Nf4 24. Bf1 Nd5 25. Nc4 Nc3 26. Rb4 Nb5 27. Nb6 Rb8 28. d5 cxd5 29. Bxb5 axb5 30. Nxd5 Bd7 31. Nf6+ 1-0

[Event "Joao Pessoa op 4th"]
[Site "Joao Pessoa"]
[Date "2013.03.17"]
[Round "5"]
[White "Dantas, Isaac Pereira"]
[Black "Da Silva Filho, Joaquim Virgolino"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "1588"]
[BlackElo "1679"]
[PlyCount "21"]
[EventDate "2013.03.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. Nc3 Be7 7. d3 0-0 8. Bg5 d6 9. h3 Bd7 10. 0-0 Re8 11. Qd2 1/2-1/2

[Event "Joao Pessoa op 4th"]
[Site "Joao Pessoa"]
[Date "2013.03.17"]
[Round "6"]
[White "Dantas, Isaac Pereira"]
[Black "De Araujo, Antonio Jose"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "1588"]
[BlackElo "1752"]
[PlyCount "69"]
[EventDate "2013.03.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. Nc3 dxc4 4. e4 e6 5. Bxc4 h6 6. Nf3 Bb4 7. Qc2 Nc6 8. e5 Nd5 9. Bxd5 Qxd5 10. Be3 Bxc3+ 11. bxc3 0-0 12. 0-0 Na5 13. Nd2 Nc4 14. Nxc4 Qxc4 15. Qb3 Qxb3 16. axb3 a6 17. Rfb1 c6 18. b4 b5 19. Ra5 Bb7 20. Rc1 Rac8 21. Ra2 Kh7 22. f3 h5 23. h4 Rfd8 24. Rf1 Rf8 25. g4 hxg4 26. fxg4 f6 27. Raf2 Kg8 28. exf6 gxf6 29. Rxf6 Rxf6 30. Rxf6 Re8 31. Bf4 Bc8 32. Be5 Rf8 33. Rxf8+ Kxf8 34. Kf2 Bd7 35. Ke3 1-0

[Event "Joao Pessoa op 4th"]
[Site "Joao Pessoa"]
[Date "2013.03.16"]
[Round "4"]
[White "Barbosa, Cidclei de Oliveira"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1815"]
[BlackElo "1588"]
[PlyCount "57"]
[EventDate "2013.03.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Qd2 0-0 10. 0-0-0 Nc6 11. g4 b5 12. h4 b4 13. Na4 Nd7 14. g5 Bxb3 15. cxb3 a5 16. Kb1 Nc5 17. Bc4 Nxa4 18. bxa4 Rc8 19. Bb3 Nb8 20. h5 Nd7 21. g6 Nc5 22. h6 Nxb3 23. gxh7+ Kh8 24. hxg7+ Kxg7 25. Qg2+ Kh8 26. Bh6 Bf6 27. axb3 Qb6 28. Rdg1 Rg8 29. hxg8Q+ 1-0

[Event "Joao Pessoa op 4th"]
[Site "Joao Pessoa"]
[Date "2013.03.16"]
[Round "3"]
[White "Dantas, Isaac Pereira"]
[Black "Da Silva, Kleriston Azevedo"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1588"]
[BlackElo "1800"]
[PlyCount "21"]
[EventDate "2013.03.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Bg4 3. c4 c6 4. Nc3 Bxf3 5. gxf3 h6 6. Qb3 Qc7 7. cxd5 cxd5 8. Nxd5 Qc6 9. e4 a6 10. Bf4 b5 11. Nc7+ 1-0

[Event "Joao Pessoa op 4th"]
[Site "Joao Pessoa"]
[Date "2013.03.15"]
[Round "1"]
[White "Dantas, Isaac Pereira"]
[Black "Correia, Max do Carmo"]
[Result "0-1"]
[ECO "D92"]
[WhiteElo "1588"]
[BlackElo "1997"]
[PlyCount "56"]
[EventDate "2013.03.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bf4 c6 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. e3 Bg4 9. Be2 Bxf3 10. Bxf3 Qa5+ 11. Qd2 Qxd2+ 12. Kxd2 Nd7 13. Rhc1 h5 14. Rc2 e5 15. dxe5 Bxe5 16. Bxe5 Nxe5 17. Be2 Ng4 18. f3 0-0-0+ 19. Kc3 Nxe3 20. Rd2 Rxd2 21. Kxd2 Nxg2 22. Bc4 f6 23. Rg1 Nf4 24. h4 Re8 25. Rc1 Kc7 26. Bf7 Re7 27. Bc4 b5 28. Bf1 a5 0-1

[Event "Joao Pessoa op 4th"]
[Site "Joao Pessoa"]
[Date "2013.03.15"]
[Round "2"]
[White "Serafim, Arnor Jr"]
[Black "Dantas, Isaac Pereira"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1835"]
[BlackElo "1588"]
[PlyCount "71"]
[EventDate "2013.03.15"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 Be7 4. Bg2 c6 5. b3 d5 6. Bb2 0-0 7. 0-0 Nbd7 8. d3 Ne8 9. Nbd2 Bf6 10. Qc2 Bxb2 11. Qxb2 Qf6 12. Qc2 Ne5 13. Rac1 Nxf3+ 14. Nxf3 d4 15. Qb2 e5 16. e3 Bg4 17. Nd2 Bf5 18. e4 Bg6 19. f4 exf4 20. Rxf4 Qd8 21. Nf3 c5 22. Rf1 Nf6 23. Ne5 Qc7 24. Nxg6 hxg6 25. Qe2 Rae8 26. Qf3 Re5 27. g4 Nh7 28. Qf2 Ng5 29. h4 Ne6 30. Rf3 g5 31. hxg5 Nxg5 32. Rf5 Rxf5 33. gxf5 f6 34. e5 Qa5 35. Bd5+ Nf7 36. e6 1-0

