[Event "Catarinense-ch Juniors"]
[Site "Blumenau"]
[Date "1986.05.??"]
[Round "4"]
[White "Bork, Claudio"]
[Black "Porath, Arnaldo"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "31"]
[EventDate "1986.05.09"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 d6 7. h3 Qd7 8. Nc3 Qe7 9. Nd5 Qd7 10. Bxf6 0-0 11. Nh4 g6 12. Qd2 Kh7 13. Bxe5 Qd8 14. Nf6+ Kg7 15. Ng4+ f6 16. Qxh6# 1-0

[Event "Catarinense-ch Juniors"]
[Site "Blumenau"]
[Date "1986.05.??"]
[Round "2"]
[White "Huettner, Nilton"]
[Black "Porath, Arnaldo"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "105"]
[EventDate "1986.05.09"]
[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 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 a6 5. Bxc6 bxc6 6. Nxe5 d5 7. Nxc6 Qd6 8. exd5 Bb7 9. Qe2+ Be7 10. Ne4 Nxe4 11. Qxe4 Bxc6 12. dxc6 Qe6 13. Qxe6 fxe6 14. 0-0 Rd8 15. b3 Bf6 16. Rb1 Rd6 17. Bb2 Bxb2 18. Rxb2 Rxc6 19. b4 0-0 20. b5 axb5 21. Rxb5 Rxc2 22. a4 Rxd2 23. a5 c6 24. Rc5 Ra8 25. Ra1 Rdd8 26. Rxc6 Rd7 27. Rxe6 Rda7 28. a6 Kf7 29. Rb6 Re8 30. Rb7+ Re7 31. Rxe7+ Kxe7 32. h4 Kd7 33. h5 g5 34. hxg6 hxg6 35. f4 Ke6 36. Kf2 Kf6 37. g3 g5 38. Kf3 gxf4 39. Kxf4 Kg6 40. g4 Kf6 41. g5+ Kg6 42. Kg4 Kg7 43. Kf5 Rf7+ 44. Kg4 Ra7 45. Kh5 Kh7 46. g6+ Kg7 47. Kg5 Kh8 48. Kh6 Kg8 49. g7 Kf7 50. Kh7 Kf6 51. Kh8 Rxg7 52. a7 Kg6 53. Rg1+ 1-0

[Event "Catarinense-ch Juniors"]
[Site "Blumenau"]
[Date "1986.05.??"]
[Round "1"]
[White "Porath, Arnaldo"]
[Black "Gewehr, Joao Mauricio"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "100"]
[EventDate "1986.05.09"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. h3 Nd4 9. Nb5 Nxf3+ 10. Qxf3 Qxf3 11. gxf3 Bb6 12. Rg1 0-0 13. a4 a6 14. Nc3 Bxh3 15. Nd5 Ba5+ 16. c3 c6 17. Nf6+ Kh8 18. Rh1 Bg2 19. Rg1 Bxf3 20. Rg3 gxf6 21. Rxf3 Bd8 22. 0-0-0 b5 23. Bb3 Ra7 24. Rh3 Rg8 25. Bxf7 Rxf7 26. Rdh1 Rh7 27. Rxh6 Rxh6 28. Rxh6+ Kg7 29. Rh1 Rh8 30. Rxh8 Kxh8 31. axb5 axb5 32. b4 Bb6 33. Kc2 Bxf2 34. c4 bxc4 35. dxc4 Kg7 36. b5 cxb5 37. cxb5 Kg6 38. Kd3 Kg5 39. Kc4 f5 40. exf5 Kxf5 41. Kd5 Bc5 42. Kc4 e4 43. Kc3 Kf4 44. Kd2 e3+ 45. Ke2 Bb6 46. Kf1 Kf3 47. Ke1 e2 48. Kd2 Ba5+ 49. Kd3 e1Q 50. Kd4 Qe4# 0-1

[Event "Catarinense-ch Juniors"]
[Site "Blumenau"]
[Date "1986.05.??"]
[Round "3"]
[White "Porath, Arnaldo"]
[Black "Pacheco, Mauricio"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "56"]
[EventDate "1986.05.09"]
[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 e5 2. Nf3 Nc6 3. g3 Nf6 4. Nc3 Bc5 5. Bg2 d6 6. 0-0 Bg4 7. d3 Nd4 8. Be3 c6 9. h3 Bh5 10. Bxd4 Bxd4 11. Qe2 d5 12. Rad1 Qb6 13. g4 Bg6 14. exd5 Qxb2 15. Ne4 cxd5 16. Nxf6+ gxf6 17. Rb1 Qxa2 18. Nxd4 0-0 19. Nf3 e4 20. dxe4 dxe4 21. Nh4 Rac8 22. Nxg6 fxg6 23. Bxe4 Rfe8 24. Rbc1 f5 25. gxf5 gxf5 26. Bd5+ Qxd5 27. Qh5 Re7 28. Rcd1 Rg7+ 0-1

