[Event "Paraense zt"]
[Site "Belem"]
[Date "2012.08.09"]
[Round "1.5"]
[White "Costa, Edson Tadeu Oliveir"]
[Black "Da Silva, Dorieldo Nahum"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "65"]
[EventDate "2012.08.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. h3 Nf6 6. Re1 0-0 7. c3 a6 8. Bb3 b5 9. d3 h6 10. Nbd2 Bb7 11. Nf1 Qe7 12. Ng3 a5 13. Nf5 Qd7 14. N3h4 Kh7 15. Qf3 Ne7 16. Nxh6 d5 17. N6f5 a4 18. Bc2 Rh8 19. Bg5 Qe6 20. d4 Nxe4 21. dxc5 Nxf5 22. Nxf5 Nxg5 23. Qh5+ Kg8 24. Qxg5 g6 25. Rxe5 Rh5 26. Ne7+ Kf8 27. Nxg6+ fxg6 28. Qf4+ Qf7 29. Qxf7+ Kxf7 30. Rxh5 gxh5 31. Re1 Re8 32. Bg6+ Kg7 33. Bxe8 1-0

[Event "Belem Carepa Memorial"]
[Site "Belem"]
[Date "2008.03.22"]
[Round "4.8"]
[White "Asfora, Marco Antonio Hazin"]
[Black "Costa, Edson Tadeu Oliveir"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "2114"]
[BlackElo "1963"]
[PlyCount "112"]
[EventDate "2008.03.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 h6 6. Bh4 Be7 7. e3 Nbd7 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 a6 11. 0-0 Bb7 12. e4 0-0 13. e5 Nd5 14. Bxe7 Qxe7 15. Ne4 c5 16. Nd6 Bc6 17. dxc5 Nxc5 18. Rc1 Nxd3 19. Qxd3 Nb4 20. Qe3 Bxf3 21. Qxf3 Nd5 22. Rfd1 Qg5 23. Qg3 Qxg3 24. hxg3 Rfd8 25. a3 f6 26. Nb7 Rd7 27. Nc5 Re7 28. exf6 gxf6 29. Nxe6 Ne3 30. fxe3 Rxe6 31. Rd7 Rxe3 32. Rc6 Rxg3 33. Rxf6 a5 34. Rxh6 b4 35. axb4 axb4 36. Rh3 Rg4 37. Rb7 Rc8 38. Rd3 Kf8 39. Kh2 Re4 40. Rf3+ Kg8 41. Rb5 Rc7 42. Rg5+ Rg7 43. Rxg7+ Kxg7 44. Kg1 Kg6 45. Kf2 Rc4 46. Ke3 Rc2 47. Rf2 Rc1 48. Kd4 Kg5 49. Rf3 Rc2 50. Rb3 Rxg2 51. Rxb4 Kf6 52. Kc5 Ke7 53. Kb6 Kd7 54. Kb7 Rd2 55. Rb6 Rd1 56. b4 Ra1 1-0

[Event "Belem Carepa Memorial"]
[Site "Belem"]
[Date "2008.03.21"]
[Round "2.3"]
[White "Pinheiro, Iung Alicio"]
[Black "Costa, Edson Tadeu Oliveir"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2249"]
[BlackElo "1963"]
[PlyCount "73"]
[EventDate "2008.03.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 dxe4 9. dxe4 e5 10. c3 Bg4 11. Qc2 Qd7 12. a4 Rad8 13. Nc4 Qe6 14. Nfd2 Rfe8 15. Ne3 Bf8 16. Nd5 Rc8 17. Nc4 Ne7 18. Bg5 Ng6 19. Bxf6 gxf6 20. Nce3 Bg7 21. Nf5 Qd7 22. Nfe3 Be6 23. Bf1 Bxd5 24. Nxd5 Red8 25. Rad1 Qg4 26. Be2 Qe6 27. Ne3 Qe8 28. Qb3 Rb8 29. Bc4 b6 30. Nf5 Bf8 31. h4 Rb7 32. h5 Nh8 33. Bb5 Rxd1 34. Qxd1 Qe6 35. Qg4+ Ng6 36. hxg6 hxg6 37. Ne3 1-0

