[Event "BRA-ch U14 2nd"]
[Site "Guaruja"]
[Date "1985.07.??"]
[Round "2"]
[White "Costa, Emerson Luciano Men"]
[Black "Ogata, Nelson"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "110"]
[EventDate "1985.07.05"]
[EventType "tourn"]
[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 dxc4 3. Nc3 Nd7 4. Nf3 Nb6 5. e4 e6 6. d5 Bb4 7. a3 Bxc3+ 8. bxc3 exd5 9. exd5 Qxd5 10. Qd4 Qxd4 11. Nxd4 Nf6 12. a4 0-0 13. a5 Nbd5 14. Bxc4 Re8+ 15. Ne2 Nxc3 16. Bb2 Nxe2 17. Bxe2 Nd5 18. 0-0 Rxe2 19. Rad1 Rxb2 20. Rxd5 Be6 21. Rd4 Ra2 22. Rfd1 g6 23. h3 Rxa5 24. R1d3 c6 25. Rf3 Rf5 26. Rfd3 Rd5 27. g4 Rxd4 28. Rxd4 a5 29. Kf1 a4 30. f3 a3 31. h4 a2 32. Rd1 Bxg4 33. fxg4 a1R 34. Rxa1 Rxa1+ 35. Kf2 Ra4 36. Kg3 f6 37. h5 g5 38. Kf3 Rf4+ 39. Ke3 Rxg4 40. Kf3 f5 41. Ke3 Rh4 42. Kd3 Rxh5 43. Kd4 b6 44. Ke5 f4 45. Kf5 Kf7 46. Kg4 Rh3 47. Kxh3 h5 48. Kg2 g4 49. Kf2 h4 50. Kg2 h3+ 51. Kh2 Kg6 52. Kg1 g3 53. Kf1 f3 54. Ke1 h2 55. Kf1 h1R# 0-1

[Event "BRA-ch U14 2nd"]
[Site "Guaruja"]
[Date "1985.07.??"]
[Round "5"]
[White "Costa, Emerson Luciano Men"]
[Black "Watanabe, Roberto Tadashi"]
[Result "0-1"]
[ECO "E70"]
[PlyCount "74"]
[EventDate "1985.07.05"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d5 Nbd7 6. Be3 0-0 7. Nf3 e5 8. dxe6 fxe6 9. Qd2 Ng4 10. Bg5 Bf6 11. Bh4 Bxh4 12. Nxh4 Qxh4 13. g3 Qf6 14. 0-0-0 Qxf2 15. Be2 Ne3 16. Rde1 Ne5 17. Nd1 Nxd1 18. Rhf1 Qxh2 19. Rh1 Qxg3 20. Qh6 Qe3+ 21. Kc2 Qxh6 22. Rxh6 Ne3+ 23. Kc3 Bd7 24. Reh1 Rf7 25. Rg1 Raf8 26. Bh5 Kg7 27. Rh1 Kxh6 28. Be2+ Kg7 29. Kd2 N3xc4+ 30. Kc3 Nxb2 31. Kxb2 Rf2 32. Re1 Nd3+ 33. Kc2 Nxe1+ 34. Kd1 Nf3 35. Bxf3 R8xf3 36. Ke1 Rxa2 37. e5 dxe5 0-1

[Event "BRA-ch U14 2nd"]
[Site "Guaruja"]
[Date "1985.07.??"]
[Round "1"]
[White "Da Silva De Sena, Jefferson Ryan F"]
[Black "Costa, Emerson Luciano Men"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "53"]
[EventDate "1985.07.05"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Ne4 5. Bd3 Nxd2 6. Bxd2 c5 7. c3 c4 8. Bc2 Qb6 9. Qb1 Qd8 10. Nh3 f6 11. Bxh7 fxe5 12. Bg6+ Kd7 13. Ng5 Rg8 14. Bf7 Rh8 15. Bxe6+ Ke7 16. Qf5 Qe8 17. Bxc8 Rh6 18. Qxe5+ Kd8 19. Qxe8+ Kxe8 20. Bxb7 Be7 21. 0-0 Bd6 22. Rfe1+ Kd7 23. g3 Na6 24. Bxa8 Nc7 25. Bb7 Ne6 26. Nxe6 Rxe6 27. Bc8+ 1-0

[Event "BRA-ch U14 2nd"]
[Site "Guaruja"]
[Date "1985.07.??"]
[Round "4"]
[White "Nishikado, Amilton"]
[Black "Costa, Emerson Luciano Men"]
[Result "1-0"]
[ECO "C75"]
[PlyCount "111"]
[EventDate "1985.07.05"]
[EventType "tourn"]
[EventRounds "5"]
[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. d4 d6 4. Bb5 Bd7 5. c3 a6 6. Ba4 Nf6 7. Bg5 Be7 8. Nbd2 h6 9. Bh4 0-0 10. 0-0 Bg4 11. Bxc6 bxc6 12. dxe5 Bxf3 13. Nxf3 Nxe4 14. Bxe7 Qxe7 15. exd6 cxd6 16. Qa4 Qd7 17. Qxe4 d5 18. Qa4 f6 19. Nd4 Rfc8 20. Rfe1 Qb7 21. Re2 c5 22. Nf5 Qb5 23. Qxb5 axb5 24. Ne7+ Kh7 25. Nxc8 Rxc8 26. Rae1 d4 27. cxd4 cxd4 28. Rd2 Ra8 29. a3 b4 30. axb4 Ra2 31. g3 d3 32. b5 Ra5 33. Rxd3 Rxb5 34. Rb1 g5 35. b4 h5 36. Rc3 h4 37. gxh4 gxh4 38. Rc5 Rb8 39. b5 Rg8+ 40. Kf1 h3 41. Rh5+ Kg6 42. Rxh3 Re8 43. b6 Kg5 44. b7 Kg4 45. b8Q Rxb8 46. Rg3+ Kf4 47. Rxb8 Ke5 48. Re8+ Kf4 49. Kg2 f5 50. Rf3+ Kg5 51. Rg8+ Kf6 52. Rf8+ Kg6 53. Rg3+ Kh7 54. Rxf5 Kh6 55. Rf4 Kh5 56. Rf8 1-0

[Event "BRA-ch U14 2nd"]
[Site "Guaruja"]
[Date "1985.07.??"]
[Round "3"]
[White "Oliveira, Ewerson"]
[Black "Costa, Emerson Luciano Men"]
[Result "1-0"]
[ECO "C40"]
[PlyCount "85"]
[EventDate "1985.07.05"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. exd5 Qxd5 4. d3 e4 5. dxe4 Qxe4+ 6. Be2 Qc6 7. 0-0 Qg6 8. Re1 Be7 9. h3 Bxh3 10. g3 Bd6 11. Bd3+ Ne7 12. Bxg6 hxg6 13. Nc3 Nbc6 14. Nd5 0-0-0 15. Nxe7+ Bxe7 16. Qe2 Rhe8 17. Qc4 Bb4 18. Rxe8 Rxe8 19. Bd2 Be6 20. Qh4 Be7 21. Ng5 Ne5 22. Qh1 Bxg5 23. Bxg5 f6 24. f4 Nf7 25. f5 Rh8 26. Bh4 Bd7 27. fxg6 Bc6 28. Qh2 Ne5 29. Qe2 Nf3+ 30. Kf2 Re8 31. Qd3 Be4 32. Qc4 f5 33. Qf7 Bc6 34. Qxf5+ Kb8 35. Rd1 a6 36. Rd8+ Rxd8 37. Bxd8 Nd4 38. Qf7 Nxc2 39. Qxc7+ Ka7 40. Qxg7 Nb4 41. Qd4+ Kb8 42. Qxb4 Bd5 43. Qd6+ 1-0

