[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2011.10.03"]
[Round "5"]
[White "De Macedo, Luiz Soares"]
[Black "Melo, Marcelo"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1776"]
[PlyCount "20"]
[EventDate "2011.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. Bc4 Bg7 5. 0-0 e6 6. Re1 Ne7 7. d4 cxd4 8. Nxd4 b6 9. Bg5 0-0 10. Rb1 Nbc6 1-0

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2011.10.02"]
[Round "3"]
[White "Melo, Marcelo"]
[Black "Dantas, Isaac Pereira"]
[Result "0-1"]
[ECO "B62"]
[BlackElo "1602"]
[PlyCount "68"]
[EventDate "2011.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e6 7. 0-0 Be7 8. Bg5 0-0 9. f4 a6 10. f5 Qb6 11. Be3 Qxb2 12. Qd2 Qa3 13. g4 Nxd4 14. Bxd4 Qa5 15. Bf3 e5 16. Be3 b5 17. g5 Ne8 18. Nd5 Qd8 19. h4 Bb7 20. Nxe7+ Qxe7 21. Rad1 Rc8 22. Kf2 Qc7 23. Rc1 Qc3 24. h5 Qxd2+ 25. Bxd2 f6 26. gxf6 Nxf6 27. Rfe1 Rc4 28. Bg5 Nxe4+ 29. Bxe4 Rxe4 30. Rxe4 Bxe4 31. Be7 Rc8 32. f6 Rxc2+ 33. Rxc2 Bxc2 34. fxg7 Kxg7 0-1

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2011.10.01"]
[Round "1"]
[White "De Lima, Alan Silva"]
[Black "Melo, Marcelo"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1875"]
[PlyCount "65"]
[EventDate "2011.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. c4 c5 4. d3 g6 5. Qb3 Qc7 6. Nc3 Nc6 7. Bg5 Bg7 8. Nb5 Qa5+ 9. Bd2 Nb4 10. Nd6+ Ke7 11. Nxc8+ Raxc8 12. a3 Qa6 13. Bxb4 cxb4 14. Qxb4+ d6 15. Bxb7 Qb6 16. Qxb6 axb6 17. Bxc8 Rxc8 18. Rb1 e4 19. Nh3 exd3 20. exd3 Nd7 21. 0-0 Nc5 22. Nf4 Nb3 23. Nd5+ Kd8 24. Nxb6 Rb8 25. Na4 Nd2 26. b3 Nxb3 27. c5 Ra8 28. Nb6 Rxa3 29. Nc4 Ra1 30. Rxb3 dxc5 31. Rxa1 Bxa1 32. Rb7 Ke8 33. Nd6+ 1-0

[Event "Natal Potiguar op"]
[Site "Natal"]
[Date "2011.10.01"]
[Round "2"]
[White "Melo, Marcelo"]
[Black "Costa Avelino, Thiago Cesar"]
[Result "0-1"]
[ECO "B92"]
[BlackElo "1714"]
[PlyCount "68"]
[EventDate "2011.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 a6 6. Be2 g6 7. g4 Bg7 8. g5 Nfd7 9. f4 Nc6 10. Be3 0-0 11. Bg4 Qb6 12. b3 Nxd4 13. Nd5 Qc5 14. Rc1 e6 15. b4 Qa7 16. Ne7+ Kh8 17. c3 Nc2+ 18. Rxc2 Qxe3+ 19. Kf1 Qxf4+ 20. Rf2 Qxg5 21. Nxc8 Raxc8 22. Rg1 Qe5 23. Rg3 Nf6 24. Bh3 Nxe4 25. Re2 Nxg3+ 26. hxg3 Qxg3 27. Bg2 Qxc3 28. Qxd6 Rfd8 29. Qf4 Rd1+ 30. Kf2 Qd4+ 31. Qxd4 Bxd4+ 32. Kf3 Rc3+ 33. Ke4 f5+ 34. Kf4 e5+ 0-1

