[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "2"]
[White "Arias, Vidal"]
[Black "Espinoza, Edgar"]
[Result "1-0"]
[ECO "B07"]
[BlackElo "2065"]
[PlyCount "37"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Bd3 Nf6 5. h3 0-0 6. 0-0 Nbd7 7. b3 c5 8. c3 e5 9. Na3 b6 10. Bg5 h6 11. Bh4 Bb7 12. d5 a6 13. c4 Qe8 14. Rb1 Rb8 15. b4 Bc8 16. Qd2 Nh5 17. Bg3 f5 18. Bh2 Qd8 19. Nc2 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "5"]
[White "Arias, Vidal"]
[Black "Pustilnik, Iber"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "46"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nd2 e6 4. Ngf3 c5 5. c3 Nf6 6. Bd3 d5 7. e5 Ne4 8. 0-0 f5 9. exf6 gxf6 10. Qe2 f5 11. Ne5 Qh4 12. Ndf3 Qh5 13. Bxe4 dxe4 14. Qb5+ Bc6 15. Nxc6 exf3 16. Nxb8+ Ke7 17. Qd7+ Kf6 18. Bf4 Qg4 19. Qd8+ Kf7 20. Bg3 f4 21. Qc7+ Be7 22. Qxf4+ Qxf4 23. Bxf4 Rg8 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "3"]
[White "Arias, Vidal"]
[Black "Valdez, Daniel1111"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "57"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 Nc6 5. Bb5 Bd7 6. Bxc6 bxc6 7. d3 Rb8 8. 0-0 Ne7 9. Nbd2 Nf5 10. Nb3 Nh4 11. c4 Nxf3+ 12. Qxf3 Be7 13. Be3 d4 14. Bf4 a5 15. Rab1 0-0 16. Qe2 a4 17. Nd2 Rb6 18. Ne4 h6 19. Qg4 Kh8 20. Qh5 Be8 21. Qh3 Kh7 22. g4 g5 23. Bc1 a3 24. b3 Ra6 25. f4 Kg7 26. fxg5 hxg5 27. Nf6 Rh8 28. Qf3 Qc7 29. Nxe8+ 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "7"]
[White "Arias, Vidal"]
[Black "Zarza, Ronald"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "59"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nge7 8. Nc3 Nf5 9. Bb5 Bd7 10. Bxc6 bxc6 11. 0-0 c5 12. dxc5 Bxc5 13. Na4 Qa5 14. Nxc5 Qxc5 15. g4 Ne7 16. Be3 Qa5 17. a3 0-0 18. b4 Qd8 19. Rc1 a6 20. Rc5 Bb5 21. Re1 Rc8 22. Qc2 Qd7 23. Rc1 Nc6 24. Bd4 Bc4 25. Qd2 Ra8 26. Bb2 Qe8 27. Qg5 Ra7 28. Qh5 f6 29. Qxe8 Rxe8 30. Rxc6 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "1"]
[White "Curatola, Clemente"]
[Black "Arias, Vidal"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2220"]
[PlyCount "37"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. g3 d6 4. Bg2 Be7 5. Nge2 c6 6. 0-0 0-0 7. d3 Nbd7 8. h3 Nc5 9. f4 b5 10. b4 Ncd7 11. Be3 a5 12. a3 Bb7 13. g4 axb4 14. axb4 Rxa1 15. Qxa1 Qc7 16. g5 Ra8 17. Qe1 Ne8 18. f5 Bf8 19. g6 1/2-1/2

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "6"]
[White "Ferreira, Oscar"]
[Black "Arias, Vidal"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "2290"]
[PlyCount "67"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. d4 d5 4. Nf3 Nbd7 5. cxd5 exd5 6. Bg5 c6 7. Qc2 Qa5 8. Bxf6 Nxf6 9. e3 Bb4 10. Bd3 h6 11. 0-0 0-0 12. Ne5 Bxc3 13. bxc3 Be6 14. Rab1 Qc7 15. f3 c5 16. Qb2 Rab8 17. Rfc1 c4 18. Bc2 b5 19. a4 a6 20. Qa3 Rfe8 21. axb5 axb5 22. Qa6 Qb6 23. Qxb6 Rxb6 24. Rb2 Nd7 25. Nxd7 Bxd7 26. e4 Bc6 27. exd5 Bxd5 28. Kf2 Kf8 29. Rcb1 Reb8 30. Be4 Be6 31. Rb4 f5 32. Bc2 Ke7 33. Re1 f4 34. Bf5 1-0

[Event "San Cristobal op"]
[Site "San Cristobal"]
[Date "1998.??.??"]
[Round "4"]
[White "Gamarra, Ramon"]
[Black "Arias, Vidal"]
[Result "0-1"]
[ECO "A13"]
[PlyCount "91"]
[EventDate "1998.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 b6 3. g3 Bb7 4. Bg2 d6 5. b3 Nf6 6. Bb2 Nbd7 7. 0-0 g6 8. d4 Bg7 9. Nbd2 0-0 10. Qc2 c5 11. Rad1 Qe7 12. Rfe1 Rfe8 13. e4 Rad8 14. d5 e5 15. h3 Bc8 16. Nh4 Nf8 17. Rf1 Nh5 18. Bc1 h6 19. Ndf3 Nh7 20. Kh2 Rf8 21. Be3 a6 22. Qc1 g5 23. Nf5 Bxf5 24. exf5 e4 25. Nd2 N7f6 26. Kg1 Rfe8 27. Rfe1 Qe5 28. Qc2 Re7 29. Nf1 Rde8 30. Bc1 Qxf5 31. g4 Nxg4 32. hxg4 Qxg4 33. Ne3 Qd7 34. Qe2 Nf4 35. Qg4 Qxg4 36. Nxg4 Nd3 37. Re2 f5 38. Ne3 Re5 39. Bh3 Nf4 40. Bf1 Nxe2+ 41. Bxe2 f4 42. Nc2 R8e7 43. Bg4 a5 44. Be6+ Kh7 45. a3 Kg6 46. Bg4 0-1

