[Event "Villa Ballester op 52nd"]
[Site "Villa Ballester"]
[Date "2002.01.13"]
[Round "9"]
[White "Vallejos, Oscar Angel"]
[Black "Cianciulli, Claudio"]
[Result "0-1"]
[ECO "B33"]
[PlyCount "70"]
[EventDate "2002.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 086 Extra"]
[Source "ChessBase"]
[SourceDate "2002.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Bb4 7. Bd3 Bxc3+ 8. bxc3 h6 9. 0-0 0-0 10. Re1 Re8 11. a4 d5 12. Bb5 Nxe4 13. Bd2 a6 14. Bd3 Bg4 15. Bxe4 dxe4 16. Rxe4 f5 17. Rxg4 fxg4 18. Ne1 Qd5 19. Be3 Qc4 20. Rb1 Rad8 21. Nd3 b5 22. axb5 axb5 23. Qe2 e4 24. Nf4 Qxc3 25. g3 Ne5 26. Qxb5 Qxc2 27. Qb7 Rd1+ 28. Rxd1 Qxd1+ 29. Kg2 Nf3 30. Ne2 Qxe2 31. Qd5+ Kh8 32. Qd7 Rg8 33. Qxg4 Qd1 34. Qg6 Qg1+ 35. Kh3 Qxh2+ 0-1

[Event "Villa Ballester op 52nd"]
[Site "Villa Ballester"]
[Date "2002.01.12"]
[Round "8"]
[White "Maucci, Luis Marcelo"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2062"]
[PlyCount "75"]
[EventDate "2002.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 086 Extra"]
[Source "ChessBase"]
[SourceDate "2002.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.14"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 d6 5. Nge2 Bg4 6. h3 Be6 7. a3 Ba5 8. b4 Bb6 9. Na4 Qd7 10. Nxb6 axb6 11. d4 Bc4 12. Bb2 Nc6 13. d5 Bxe2 14. Qxe2 Nd4 15. Qd3 c5 16. dxc6 Qxc6 17. Bxd4 exd4 18. 0-0 Qc3 19. Qxc3 dxc3 20. Rfd1 0-0 21. Rxd6 Rfe8 22. Rxb6 Nxe4 23. Rxb7 Rad8 24. Bxe4 Rxe4 25. Rc7 g6 26. Rxc3 Re2 27. Rf1 Rdd2 28. Rc8+ Kg7 29. c4 Re4 30. c5 Ra2 31. Ra8 Rxb4 32. axb4 Rxa8 33. Rd1 Rb8 34. Rd4 Rc8 35. Kf1 Kf6 36. Ke2 Ke6 37. Kd3 Ra8 38. c6 1-0

[Event "Villa Ballester op 52nd"]
[Site "Villa Ballester"]
[Date "2002.01.09"]
[Round "6"]
[White "Vallejos, Oscar Angel"]
[Black "Zapata, Pablo"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "2043"]
[PlyCount "64"]
[EventDate "2002.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 086 Extra"]
[Source "ChessBase"]
[SourceDate "2002.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 Nf6 6. Nc3 e6 7. a3 Nc6 8. Bf4 Bd6 9. Qd2 a6 10. 0-0 Bxf4 11. Qxf4 Bxf3 12. Bxf3 Qb6 13. Ne2 0-0 14. b3 Rac8 15. Rfc1 Na5 16. Rab1 Qc7 17. Rb2 b5 18. Qd2 Nd7 19. Nf4 Qc3 20. Qd3 Qxb2 21. Ne2 Qxa3 22. Rb1 Qd6 23. b4 Nc4 24. g3 Rc7 25. Qb3 Ncb6 26. c3 Rfc8 27. Rc1 Na4 28. Kf1 Qc6 29. Ke1 Nf6 30. Kd2 Ne4+ 31. Bxe4 dxe4 32. d5 Qxd5+ 0-1

[Event "Villa Ballester op 52nd"]
[Site "Villa Ballester"]
[Date "2002.01.08"]
[Round "5"]
[White "Bobba, Andres"]
[Black "Vallejos, Oscar Angel"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "13"]
[EventDate "2002.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 086 Extra"]
[Source "ChessBase"]
[SourceDate "2002.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 Bc5 6. Nxe5 Nxe5 7. Bxf7+ 0-1

[Event "Villa Ballester op 52nd"]
[Site "Villa Ballester"]
[Date "2002.01.06"]
[Round "4"]
[White "Vallejos, Oscar Angel"]
[Black "Velazco, Emilio"]
[Result "0-1"]
[ECO "B14"]
[PlyCount "60"]
[EventDate "2002.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 086 Extra"]
[Source "ChessBase"]
[SourceDate "2002.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 cxd4 5. exd4 d5 6. Nf3 Bg7 7. Bg5 dxc4 8. Bxc4 0-0 9. h3 Nc6 10. a3 Qb6 11. b4 Bf5 12. Be3 Ne4 13. Nxe4 Bxe4 14. 0-0 Bxf3 15. Qxf3 Bxd4 16. Qe4 Bxe3 17. fxe3 Qc7 18. Qf4 Qxf4 19. Rxf4 e6 20. Re4 Kg7 21. Rd1 Rad8 22. Rxd8 Rxd8 23. b5 Na5 24. Ba2 Rd1+ 25. Kh2 Ra1 26. Ra4 b6 27. Bc4 Nxc4 28. Rxc4 Rxa3 29. Rc7 Rxe3 30. Rxa7 Rb3 0-1

[Event "Villa Ballester op 52nd"]
[Site "Villa Ballester"]
[Date "2002.01.04"]
[Round "2"]
[White "Ramirez, Manuel"]
[Black "Vallejos, Oscar Angel"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "55"]
[EventDate "2002.01.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 086 Extra"]
[Source "ChessBase"]
[SourceDate "2002.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2002.03.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Nf3 Nf6 6. a3 Bf5 7. Bg5 Be7 8. Qb3 Qb6 9. Qxb6 axb6 10. e3 Nbd7 11. Be2 h6 12. Bh4 0-0 13. Ne5 Rac8 14. g4 Be6 15. f4 Rfe8 16. f5 Nxg4 17. fxe6 Bxh4+ 18. Kd2 Ndxe5 19. exf7+ Nxf7 20. Bxg4 Rc7 21. Raf1 Nd6 22. b3 Rf7 23. Rxf7 Nxf7 24. Bh5 Rf8 25. Rf1 Ng5 26. Rxf8+ Kxf8 27. Bg4 Ke7 28. Kd3 1/2-1/2

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "1"]
[White "Antollovich, Anibal"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2090"]
[PlyCount "29"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "1"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. Nxe5 dxe4 4. Bc4 Qg5 5. d4 Qxg2 6. Rf1 Bh3 7. Qh5 g6 8. Nxg6 Qxg6 9. Qxh3 Nd7 10. Bf4 0-0-0 11. Nc3 Bb4 12. 0-0-0 Bxc3 13. Qxc3 Qf6 14. Bg3 c6 15. Qa5 1-0

[Event "Buenos Aires tt2"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "6"]
[White "Antonio, Jorge Carlos"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "D05"]
[PlyCount "60"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. e3 Nf6 4. Bd3 e6 5. Nbd2 Nbd7 6. 0-0 Bd6 7. Re1 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bd3 h6 12. c3 b6 13. Be3 Qc7 14. Rc1 Bb7 15. Bb1 c5 16. Ne5 Bxe5 17. dxe5 Qxe5 18. Bxh6 Qd5 19. Qxd5 Bxd5 20. Bg5 Nd7 21. Rcd1 Rfe8 22. Bc2 c4 23. Ba4 Nc5 24. Bxe8 Nd3 25. Ba4 Nxb2 26. Bc2 Nxd1 27. Rxd1 b5 28. a3 f6 29. Be3 Kf7 30. f3 f5 1-0

[Event "Intercoop tt 26th"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "5"]
[White "Morgado, Juan Sebastian"]
[Black "Vallejos, Oscar Angel"]
[Result "1/2-1/2"]
[ECO "C40"]
[WhiteElo "2275"]
[PlyCount "111"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Ne5 Qxd5 5. Nc4 Nf6 6. Nc3 Qd8 7. d4 Be7 8. Be2 0-0 9. 0-0 c6 10. Bf4 Bf5 11. Ne3 Bg6 12. f3 exf3 13. Bxf3 Nbd7 14. Kh1 Nb6 15. Ng4 Nfd5 16. Nxd5 Nxd5 17. Bd2 f6 18. Ne3 Nxe3 19. Bxe3 Bf7 20. b3 Bd5 21. c4 Bxf3 22. Qxf3 Bd6 23. Rad1 Qd7 24. d5 c5 25. Rfe1 Rfe8 26. Bf2 b6 27. Re6 Re7 28. Rde1 Rae8 29. Qh3 Be5 30. Rxe7 Qxe7 31. Qe3 Qd6 32. h3 Kf7 33. Qe4 g6 34. g4 Re7 35. Kg2 Bc3 36. Qxe7+ Qxe7 37. Rxe7+ Kxe7 38. Bg3 Kd7 39. Kf3 a6 40. Ke4 Bd2 41. Bb8 Bc3 42. a4 Kc8 43. Bf4 Kd7 44. Bh6 a5 45. Bf4 Bd4 46. Bb8 Kc8 47. Bf4 Kd7 48. Kd3 Bf2 49. Bh6 Bd4 50. h4 Be5 51. h5 Ke7 52. hxg6 hxg6 53. Ke4 Bd4 54. Bf4 Kd7 55. Bb8 Kc8 56. Bf4 1/2-1/2

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "4"]
[White "Palacios Perez, Jose Luis"]
[Black "Vallejos, Oscar Angel"]
[Result "0-1"]
[ECO "C40"]
[PlyCount "96"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "1"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Bd6 5. Be2 Bxe5 6. dxe5 Qxd1+ 7. Bxd1 Nc6 8. Bf4 Nge7 9. 0-0 Ng6 10. Bg3 0-0 11. Nc3 Ngxe5 12. Nxe4 Bf5 13. Re1 Rfe8 14. f3 Rad8 15. c3 Nd3 16. Re2 Bxe4 17. fxe4 Nce5 18. Bb3 c6 19. Rd1 Rd7 20. Red2 Red8 21. Bxe5 Nxe5 22. Rxd7 Rxd7 23. Rxd7 Nxd7 24. Kf2 Ne5 25. Ke2 Kf8 26. h3 Ke7 27. Ke3 Kd6 28. a3 f6 29. Bg8 h6 30. b3 g5 31. Bh7 a5 32. a4 Kc5 33. Bf5 b5 34. axb5 cxb5 35. Be6 a4 36. b4+ Kd6 37. Ba2 Nc6 38. Bd5 a3 39. Ba2 Ke5 40. g3 h5 41. h4 Na7 42. g4 hxg4 43. h5 f5 44. h6 f4+ 45. Kf2 Kf6 46. e5+ Kg6 47. e6 Nc6 48. c4 Ne7 0-1

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "2"]
[White "Vallejos, Oscar Angel"]
[Black "Conlazo, Eusebio"]
[Result "0-1"]
[ECO "A08"]
[BlackElo "2084"]
[PlyCount "122"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "1"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nd2 Nc6 4. Ngf3 g6 5. g3 Bg7 6. Bg2 Nge7 7. 0-0 0-0 8. Re1 d5 9. e5 Qc7 10. Qe2 Bd7 11. Nf1 Nd4 12. Nxd4 cxd4 13. Bf4 Rac8 14. Rac1 Qa5 15. a3 Qb6 16. b4 Rc3 17. Ra1 Rfc8 18. Ra2 Qa6 19. Bg5 Bf8 20. h4 Rxa3 21. Rxa3 Qxa3 22. h5 Qxb4 23. hxg6 fxg6 24. Nh2 Rxc2 25. Qxc2 Qxe1+ 26. Bf1 Qxe5 27. Nf3 Qf5 28. Bf4 Nc6 29. Qe2 Bg7 30. Ng5 Qf6 31. Bh3 Nd8 32. Nf3 Nf7 33. Bb8 a6 34. Ba7 Qe7 35. Nxd4 e5 36. Bg2 Qd6 37. Nb3 b6 38. Qa2 a5 39. Nd2 Qc7 40. Bxd5 Qxa7 41. Bxf7+ Kh8 42. Ne4 Bf5 43. Qd5 Qd7 44. Nd6 Bf6 45. Be8 Qe6 46. Qc6 Be7 47. Nf7+ Kg7 48. Qxe6 Bxe6 49. Nxe5 Bd6 50. Nc4 Bc5 51. Kf1 Kf8 52. Ba4 Ke7 53. Ke2 Bd7 54. Bb3 a4 55. Ba2 b5 56. Nd2 Be6 57. Bb1 a3 58. Ne4 Bd4 59. f3 a2 60. Bxa2 Bxa2 61. Kd2 Bd5 0-1

[Event "Buenos Aires tt2"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "5"]
[White "Vallejos, Oscar Angel"]
[Black "Iglesias, Claudio"]
[Result "1/2-1/2"]
[ECO "D30"]
[PlyCount "69"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. e3 c6 3. Bd3 e6 4. Nf3 f5 5. Nbd2 Nf6 6. 0-0 Bd6 7. b3 0-0 8. Bb2 Nbd7 9. c4 Ne4 10. Ne5 Nxe5 11. dxe5 Be7 12. Nxe4 fxe4 13. Be2 Bd7 14. Qc2 Qe8 15. Rad1 Rf5 16. cxd5 cxd5 17. Bd4 Rc8 18. Qb1 a6 19. Rc1 Bc6 20. Bg4 Rg5 21. Bxe6+ Kh8 22. Bxc8 Qxc8 23. f4 Rh5 24. f5 Rxf5 25. Rxf5 Qxf5 26. Rf1 Qg6 27. Qc2 h5 28. Qf2 Qh6 29. h4 Bb5 30. Rc1 Bc6 31. g3 Qg6 32. Qf4 Kg8 33. Kh2 Qe6 34. Bc5 Bxc5 35. Rxc5 1/2-1/2

[Event "Buenos Aires tt2"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "2"]
[White "Vallejos, Oscar Angel"]
[Black "Sartorio, Eduardo"]
[Result "1/2-1/2"]
[ECO "D05"]
[PlyCount "67"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. e3 e6 4. Bd3 Bb7 5. Nbd2 d5 6. 0-0 Nbd7 7. Re1 Ne4 8. Qe2 Bd6 9. Ba6 Bxa6 10. Qxa6 Ndf6 11. Ne5 0-0 12. f3 Nxd2 13. Bxd2 c5 14. c3 Qc7 15. f4 Ne4 16. Qe2 c4 17. Rad1 f6 18. Nf3 Kh8 19. Rf1 g5 20. g3 gxf4 21. exf4 Rg8 22. Ne1 f5 23. Ng2 Rg4 24. Rf3 Rag8 25. Rdf1 Qf7 26. Be1 Qh5 27. h4 Be7 28. Kh2 Bxh4 29. gxh4 Rxg2+ 30. Qxg2 Rxg2+ 31. Kxg2 b5 32. a3 a6 33. Kh2 Nf6 34. Kg2 1/2-1/2

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1999.??.??"]
[Round "2"]
[White "Bautista, Marc C"]
[Black "Vallejos, Oscar Angel"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "2110"]
[PlyCount "20"]
[EventDate "1999.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Nf6 5. d3 Bb4+ 6. Bd2 0-0 7. Bxb4 exf3 8. Qxf3 Re8+ 9. Kd2 Nxd5 10. Bc3 Qg5+ 0-1

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1999.??.??"]
[Round "5"]
[White "Vallejos, Oscar Angel"]
[Black "Longueira, Mariano"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "31"]
[EventDate "1999.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bh5 5. d4 e6 6. exd5 exd5 7. Bd3 Bd6 8. 0-0 Ne7 9. Re1 0-0 10. Bxh7+ Kxh7 11. Ng5+ Kg6 12. Qd3+ f5 13. g4 Na6 14. gxh5+ Kxh5 15. Ne6 Qd7 16. Qf3+ 1-0

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1999.??.??"]
[Round "4"]
[White "Vallejos, Oscar Angel"]
[Black "Losso, Walter"]
[Result "1/2-1/2"]
[ECO "E09"]
[PlyCount "97"]
[EventDate "1999.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 c6 5. Bg2 Be7 6. 0-0 Nbd7 7. Nbd2 0-0 8. Qc2 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 h6 13. Rd1 Bf8 14. Bf4 g5 15. Be5 Nh7 16. g4 f6 17. Bg3 Qe7 18. h3 b6 19. Qc2 Qf7 20. Nd2 Bb7 21. Be4 Rad8 22. Bg6 Qg7 23. Bxe8 Rxe8 24. Re1 Bb4 25. a3 Bxd2 26. Qxd2 Nf8 27. Rad1 Ng6 28. b4 Qd7 29. Qc2 Kg7 30. c5 b5 31. Qe4 a6 32. f4 gxf4 33. Bxf4 Qd5 34. Qxd5 cxd5 35. Bg3 Bc6 36. h4 Nf8 37. h5 Nd7 38. Rd2 e5 39. dxe5 fxe5 40. Rf2 e4 41. Bf4 d4 42. Bc1 Ne5 43. Bb2 Rd8 44. Rd1 Nd3 45. Rfd2 Nxb2 46. Rxb2 d3 47. Rbd2 Rf8 48. Rf1 Rd8 49. Kf2 1/2-1/2

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1999.??.??"]
[Round "3"]
[White "Vallejos, Oscar Angel"]
[Black "Tabares, Gustavo"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "129"]
[EventDate "1999.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 dxe4 4. dxe4 Bc5 5. Ngf3 Nf6 6. g3 Ng4 7. Bb5+ c6 8. Qe2 Bxf2+ 9. Kf1 cxb5 10. h3 Bxg3 11. hxg4 Qf6 12. e5 Qg6 13. Ne4 Qxg4 14. Nd6+ Ke7 15. Bg5+ f6 16. exf6+ gxf6 17. Bxf6+ Kxf6 18. Rh6+ Ke7 19. Nxc8+ Rxc8 20. Rxh7+ Kf6 21. Rf7+ Kxf7 22. Ne5+ Bxe5 23. Qxg4 Nc6 24. Re1 Rf8 25. Re4 Ke7+ 26. Ke2 Rf5 27. c3 Raf8 28. Qh4+ Kd6 29. a4 b4 30. cxb4 Bxb2 31. Qg3+ Be5 32. Qd3+ Ke7 33. b5 Rf2+ 34. Ke1 R2f3 35. Re3 Bg3+ 36. Kd1 Rf1+ 37. Kd2 Rd8 38. bxc6 Rxd3+ 39. Rxd3 Bf4+ 40. Ke2 Ra1 41. Rd7+ Kf6 42. Rxb7 Rxa4 43. c7 Rc4 44. Rxa7 Rxc7 45. Ra8 Rc3 46. Rf8+ Ke5 47. Ra8 Kd4 48. Rd8+ Ke5 49. Rf8 Ke4 50. Ra8 Rc2+ 51. Ke1 e5 52. Ra3 Rd2 53. Ra4+ Rd4 54. Ra3 Rd3 55. Ra2 Bg3+ 56. Ke2 Re3+ 57. Kf1 Kf4 58. Kg2 e4 59. Ra8 Re2+ 60. Kf1 Rd2 61. Rf8+ Ke3 62. Ra8 Be5 63. Ra3+ Rd3 64. Ra2 Rd1+ 65. Kg2 0-1

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "1999.??.??"]
[Round "1"]
[White "Vallejos, Oscar Angel"]
[Black "Tunez, Fabian"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "68"]
[EventDate "1999.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. Be3 c6 8. 0-0 a6 9. b4 Ng4 10. Bg5 f6 11. Bh4 Nh6 12. Rb1 f5 13. Ng5 Nf6 14. c5 fxe4 15. cxd6 exd6 16. Ngxe4 d5 17. Nc5 Nf5 18. Bg5 b6 19. Nb3 Qc7 20. Qc1 Qf7 21. g4 Nd6 22. f3 Nc4 23. a4 Bd7 24. a5 b5 25. Bxc4 dxc4 26. Nc5 Nd5 27. Qd2 Nxc3 28. Qxc3 Qd5 29. Be3 Rae8 30. Rbd1 Rxf3 31. Nxd7 Rfxe3 32. Rf8+ Rxf8 33. Qxe3 Qxd7 34. Qe4 Qd5 0-1

[Event "ARG-Cup"]
[Site "Argentina"]
[Date "1995.??.??"]
[Round "2"]
[White "Barkasz, Andres L"]
[Black "Vallejos, Oscar Angel"]
[Result "1/2-1/2"]
[ECO "E17"]
[PlyCount "44"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nc3 d5 4. Nf3 Be7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 b6 8. cxd5 exd5 9. b3 Bb7 10. Bb2 Rc8 11. Rc1 c5 12. dxc5 bxc5 13. e3 Nb6 14. Qc2 Qc7 15. Rfe1 Rfe8 16. Nb5 Qd7 17. a4 a6 18. Na3 h6 19. Qe2 Qe6 20. Qf1 Ne4 21. Nb1 f5 22. Nbd2 Bf6 1/2-1/2

[Event "ARG-Cup"]
[Site "Argentina"]
[Date "1995.??.??"]
[Round "5"]
[White "Palmieri, Daniel"]
[Black "Vallejos, Oscar Angel"]
[Result "1/2-1/2"]
[ECO "A40"]
[PlyCount "21"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. e3 c6 6. Be2 Nf6 7. 0-0 d5 8. h3 Qc7 9. Nxe5 Qxe5 10. Qd4 Qxd4 11. exd4 1/2-1/2

[Event "ARG-Cup"]
[Site "Argentina"]
[Date "1995.??.??"]
[Round "4"]
[White "Vallejos, Oscar Angel"]
[Black "Fernandez, Cesar Luis"]
[Result "1-0"]
[ECO "A47"]
[PlyCount "101"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Nbd2 Bb7 5. Bd3 Be7 6. 0-0 d6 7. c3 Nbd7 8. Re1 0-0 9. e4 e5 10. Nf1 Re8 11. Ng3 Bf8 12. Bg5 g6 13. Qd2 Bg7 14. d5 Nc5 15. Bc2 a5 16. a4 Qe7 17. b4 Ncd7 18. h3 Qf8 19. Red1 Kh8 20. Nh2 Ng8 21. Ng4 h6 22. Be3 h5 23. Nh2 Bh6 24. Bxh6 Qxh6 25. Nf3 Qxd2 26. Rxd2 f6 27. Bd3 Ba6 28. Bxa6 Rxa6 29. Ne2 Rea8 30. Rda2 Ne7 31. Nd2 Kg7 32. Nc1 f5 33. f3 axb4 34. cxb4 fxe4 35. fxe4 R6a7 36. Rc2 g5 37. Ncb3 b5 38. a5 Nb8 39. Nc1 Na6 40. Nd3 Rf8 41. Nf3 Kg6 42. Rf1 Raa8 43. Rcf2 Kh6 44. h4 gxh4 45. Nxh4 Rxf2 46. Rxf2 Kg7 47. Nf5+ Nxf5 48. Rxf5 Kg6 49. Rf1 Rc8 50. Rc1 Kf6 51. Kf2 1-0

[Event "ARG-Cup"]
[Site "Argentina"]
[Date "1995.??.??"]
[Round "1"]
[White "Vallejos, Oscar Angel"]
[Black "Krasner, Juan"]
[Result "1/2-1/2"]
[ECO "D03"]
[PlyCount "46"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 d5 5. e3 Nbd7 6. Bd3 c5 7. c3 Qc7 8. 0-0 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Nxf6+ Nxf6 12. Bb5+ Bc6 13. Bxc6+ Qxc6 14. Ne5 Qb5 15. c4 Qxb2 16. Qa4+ b5 17. Qa6 0-0 18. cxb5 Qxd4 19. Nc6 Qd7 20. Rad1 Qc7 21. g3 Rfe8 22. Bf4 Qb6 23. Qxb6 axb6 1/2-1/2

[Event "ARG-Cup"]
[Site "Argentina"]
[Date "1995.??.??"]
[Round "3"]
[White "Vallejos, Oscar Angel"]
[Black "Losso, Walter"]
[Result "1/2-1/2"]
[ECO "A48"]
[PlyCount "75"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. e4 h6 6. Bxf6 Bxf6 7. Bd3 Nd7 8. 0-0 e5 9. c3 0-0 10. Nc4 Bg7 11. a4 Qe7 12. Qc2 Nb6 13. Ne3 c6 14. a5 Nd7 15. Nc4 Rb8 16. h3 b5 17. axb6 axb6 18. Ra7 Rb7 19. Rfa1 b5 20. Ne3 Nb6 21. Rxb7 Qxb7 22. dxe5 dxe5 23. Nd2 Rd8 24. Nb3 Qe7 25. Na5 Qc7 26. b4 Bf8 27. Qe2 Be6 28. Qc2 Na4 29. Rd1 Be7 30. Be2 Rxd1+ 31. Nxd1 Qb6 32. Qd3 Nc5 33. Qe3 Kg7 34. Nb2 Qa6 35. c4 Nb7 36. Nxb7 Qxb7 37. c5 Qa7 38. Kh2 1/2-1/2

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1993.??.??"]
[Round "1"]
[White "Fiorito, Fabian"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "A93"]
[WhiteElo "2425"]
[PlyCount "58"]
[EventDate "1993.05.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. b3 Nbd7 6. Bb2 Be7 7. 0-0 0-0 8. d4 Ne4 9. Nbd2 f5 10. Qc2 Ndf6 11. Ne5 Bd7 12. Ndf3 Be8 13. Nd3 g5 14. Nfe5 Rc8 15. f3 Nd6 16. Nc5 Bf7 17. e4 b6 18. Nxf7 Kxf7 19. Nxe6 Kxe6 20. e5 Nfe8 21. exd6 Bxd6 22. f4 Nf6 23. fxg5 Ne4 24. Bc1 Rf7 25. g4 Qh8 26. gxf5+ Rxf5 27. Be3 Rxg5 28. Bxg5 Qxd4+ 29. Kh1 Rg8 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "6"]
[White "Forestani, Andres Luis"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "43"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Nbd7 10. 0-0-0 c6 11. Nxe5 Re8 12. Nxd7 Nxd7 13. f3 Bxc3 14. bxc3 Nb6 15. h4 Be6 16. h5 Nxc4 17. hxg6 fxg6 18. Bxc4 Bxc4 19. Rd7 Bxa2 20. Rhxh7 Re5 21. Rdg7+ Kf8 22. Bh6 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "5"]
[White "Malbran, Guillermo"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2330"]
[PlyCount "61"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Bd6 5. Nc3 Bxe5 6. dxe5 Qxd1+ 7. Nxd1 Nc6 8. Bf4 Nge7 9. Nc3 Ng6 10. Bg3 0-0 11. 0-0-0 Be6 12. Nxe4 Rad8 13. Rxd8 Rxd8 14. Nc5 Bf5 15. Bd3 Bxd3 16. Nxd3 Nd4 17. Re1 h5 18. f4 c5 19. Nxc5 Rc8 20. Bf2 Nxc2 21. Kxc2 b6 22. Re4 bxc5 23. Rc4 h4 24. g3 hxg3 25. hxg3 Ne7 26. Rxc5 Rxc5+ 27. Bxc5 Nc6 28. Kc3 g5 29. Kc4 a6 30. Kd5 Nd8 31. f5 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "2"]
[White "Slipak, Sergio"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "2420"]
[PlyCount "71"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Nf6 5. Nc3 Be7 6. Nxe4 Nxd5 7. Nc3 Nb4 8. Qd1 0-0 9. Be2 Bf5 10. d3 N8c6 11. 0-0 Bf6 12. a3 Nd5 13. Ne4 Re8 14. Nxf6+ Qxf6 15. c4 Nb6 16. d4 h6 17. Be3 Rad8 18. Qb3 Bg4 19. Rac1 Ne7 20. h3 Bh5 21. g4 Bg6 22. a4 Be4 23. Nd2 Ng6 24. Nxe4 Rxe4 25. a5 Qh4 26. Kg2 Rdxd4 27. Bxd4 Nf4+ 28. Kh2 Rxd4 29. axb6 axb6 30. Qe3 f5 31. gxf5 Nxe2 32. Qxe2 Qf4+ 33. Kh1 Qxf5 34. Rc3 Rf4 35. Rg3 Re4 36. Qd3 1-0

[Event "Mar del Plata op"]
[Site "Mar del Plata"]
[Date "1992.??.??"]
[Round "4"]
[White "Vallejos, Oscar Angel"]
[Black "Herrero, Luis"]
[Result "1-0"]
[ECO "D06"]
[PlyCount "73"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 e6 5. cxd5 Nxd5 6. Nbd2 Nf6 7. Qb3 Qc8 8. Ne5 Be7 9. Be2 0-0 10. 0-0 Nbd7 11. Bf3 Rb8 12. Ndc4 c5 13. Nxd7 Nxd7 14. e4 Bg6 15. Bf4 b5 16. Nd6 Qa6 17. e5 Bxd6 18. exd6 cxd4 19. Rac1 Rfc8 20. Rc7 e5 21. Rxd7 exf4 22. Be4 Rc4 23. Bd5 Qc8 24. Re7 Rc1 25. Bxf7+ Kf8 26. Bxg6 Rxf1+ 27. Kxf1 Qc4+ 28. Qxc4 bxc4 29. Bh5 g6 30. Bg4 Rxb2 31. Rxh7 d3 32. g3 Kg8 33. Rc7 Rb4 34. Kg2 d2 35. d7 d1Q 36. Rc8+ Kf7 37. Bxd1 1-0

[Event "Zarate op 3th"]
[Site "Zarate"]
[Date "1974.11.30"]
[Round "1"]
[White "Casas, Fernando"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "E92"]
[PlyCount "53"]
[EventDate "1974.12.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 c5 8. dxc6 bxc6 9. 0-0 Na6 10. Bg5 h6 11. Be3 Nc7 12. c5 d5 13. Nxe5 Nxe4 14. Nxc6 Nxc3 15. bxc3 Qd7 16. Nd4 f5 17. Bf4 Re8 18. Qd2 Bxd4 19. cxd4 Rxe2 20. Qxe2 Ba6 21. Qe5 Bxf1 22. Rxf1 Ne6 23. Bxh6 Kh7 24. Bd2 Re8 25. Qe3 f4 26. Qh3+ Kg7 27. Bxf4 1-0

[Event "Mar del Plata International Open-06"]
[Site "Mar del Plata"]
[Date "1973.04.20"]
[Round "7"]
[White "Vallejos, Oscar Angel"]
[Black "Puiggros, Guillermo"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "78"]
[EventDate "1973.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. b4 Qxb4 5. a4 Qa5 6. Ba3 Nd7 7. Rb1 c6 8. Bc4 Ngf6 9. Nf3 e6 10. Qc1 Bxa3 11. Qxa3 Qc5 12. Qa2 Ne5 13. Nxe5 Qxe5+ 14. Ne2 0-0 15. 0-0 b6 16. d4 Qc7 17. Rb3 c5 18. dxc5 Qxc5 19. Rb5 Qd6 20. Bd3 Ba6 21. Qb1 Bxb5 22. axb5 Rfd8 23. Ng3 Qd4 24. h3 Nd5 25. Bxh7+ Kh8 26. Ne2 Qe5 27. Bd3 Rac8 28. f4 Qd6 29. Qe1 Qe7 30. f5 exf5 31. Rxf5 g6 32. Qa1+ Kg8 33. Re5 Qc5+ 34. Kh1 Qf2 35. Rg5 Ne3 36. Qa2 Rxd3 37. cxd3 Rc2 38. Qxa7 Rxe2 39. Qb8+ Kh7 0-1

[Event "Mar del Plata International Open-05"]
[Site "Mar del Plata"]
[Date "1972.04.01"]
[Round "8"]
[White "Vallejos, Oscar Angel"]
[Black "Vidal, Ramon"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "48"]
[EventDate "1972.03.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nf3 c5 5. c3 cxd4 6. cxd4 Nf6 7. Nc3 0-0 8. Be2 Nc6 9. Be3 Ng4 10. Bg1 e6 11. h3 Nf6 12. Be3 d5 13. e5 Ne4 14. Nxe4 dxe4 15. Nd2 Nxd4 16. Nxe4 Qa5+ 17. Kf2 Nxe2 18. Qxe2 Bd7 19. b4 Qd5 20. Bc5 Bc6 21. Kf3 f5 22. exf6 Rxf6 23. g3 b6 24. Bd6 Qxd6 0-1

[Event "Mar del Plata International Open-05"]
[Site "Mar del Plata"]
[Date "1972.03.30"]
[Round "6"]
[White "Vallejos, Oscar Angel"]
[Black "Studenetzky, Moises A"]
[Result "1-0"]
[ECO "A88"]
[PlyCount "69"]
[EventDate "1972.03.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. g3 d6 4. Nc3 c6 5. Nf3 Qc7 6. d5 g6 7. Bg2 Bg7 8. 0-0 0-0 9. e4 cxd5 10. cxd5 Na6 11. Re1 fxe4 12. Ng5 Nc5 13. Ngxe4 Nfxe4 14. Nxe4 Nxe4 15. Bxe4 Qb6 16. Qe2 Qd4 17. Rd1 Qf6 18. Rb1 Bd7 19. Be3 a6 20. h4 Rac8 21. h5 g5 22. Qd2 g4 23. h6 Bh8 24. Bd4 Qxd4 25. Qg5+ Kf7 26. Rxd4 Bxd4 27. Bxh7 Ke8 28. Be4 Kd8 29. Qd2 Rc4 30. h7 Bf6 31. Bg6 Rh8 32. Rc1 Rxc1+ 33. Qxc1 Be8 34. Be4 Bf7 35. Bf5 1-0

[Event "Mar del Plata International Open-05"]
[Site "Mar del Plata"]
[Date "1972.03.29"]
[Round "5"]
[White "Hase, Juan Carlos"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "E87"]
[PlyCount "95"]
[EventDate "1972.03.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c5 8. Qd2 Na6 9. Nge2 Nc7 10. g4 a6 11. Ng3 Bd7 12. h4 b5 13. b3 b4 14. Nd1 Bxg4 15. fxg4 Nxg4 16. Bg1 f5 17. Be2 Bh6 18. Qd3 fxe4 19. Nxe4 Nf6 20. Ndf2 Nxe4 21. Nxe4 a5 22. h5 g5 23. Be3 Kh8 24. Rg1 Rf4 25. Bxf4 gxf4 26. Qh3 a4 27. Kf2 Qe7 28. Qg4 Rf8 29. bxa4 Ne8 30. a5 Nf6 31. Nxf6 Qxf6 32. Qf3 e4 33. Qxe4 Qh4+ 34. Kf1 Qh3+ 35. Ke1 f3 36. Bxf3 Rxf3 37. Qg4 Qxg4 38. Rxg4 Ra3 39. Rg2 Rxa5 40. Kf1 Ra3 41. Re1 Rf3+ 42. Kg1 Be3+ 43. Kh1 Rh3+ 44. Rh2 Rxh2+ 45. Kxh2 Bf4+ 46. Kh3 h6 47. Kg4 Bh2 48. Re2 1-0

[Event "Zarate op"]
[Site "Zarate"]
[Date "1972.??.??"]
[Round "?"]
[White "Giudici, Ernesto"]
[Black "Vallejos, Oscar Angel"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "123"]
[EventDate "1972.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. Nc2 Bd7 10. 0-0 Rc8 11. f3 b6 12. Qd2 Re8 13. Rad1 Ne5 14. b3 h5 15. Bh6 Bh8 16. h3 b5 17. cxb5 Qa5 18. f4 Qxc3 19. fxe5 Qxc2 20. exf6 Bxf6 21. Qxc2 Rxc2 22. Rd2 Rec8 23. Rfd1 Rxd2 24. Rxd2 Rc3 25. Bc4 Kh7 26. Bf4 g5 27. Bh2 Rc1+ 28. Kf2 Bc3 29. Rd3 Ba5 30. a4 Bb6+ 31. Ke2 h4 32. Bxf7 Rh1 33. Be5 Bxh3 34. gxh3 dxe5 35. Be6 Rh2+ 36. Kf3 Bd4 37. Kg4 Kg6 38. Bf5+ Kh6 39. Bd7 Rg2+ 40. Kf5 Rg3 41. b6 axb6 42. Bb5 Rxd3 43. Bxd3 e6+ 44. Kf6 Bc3 45. Be2 Bd4 46. Bg4 Bc3 47. Kxe6 Kg6 48. Kd6 Kf6 49. Kc6 Bd4 50. b4 Bc3 51. Kxb6 Bxb4 52. a5 Ke7 53. a6 Kd6 54. a7 Bc5+ 55. Kb7 Bxa7 56. Kxa7 Kc5 57. Kb7 Kd4 58. Bf5 g4 59. Bxg4 Kxe4 60. Kc6 Kf4 61. Kd5 Kg5 62. Ke6 1/2-1/2

[Event "Zarate op"]
[Site "Zarate"]
[Date "1972.??.??"]
[Round "?"]
[White "Schweber, Samuel"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "67"]
[EventDate "1972.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Nf6 4. Nf3 Bd6 5. e4 c6 6. 0-0 Bg4 7. h3 Bd7 8. exd5 cxd5 9. Nxe5 0-0 10. Nxd7 Nbxd7 11. Nc3 Qb6 12. d4 Qc6 13. Qd3 Rae8 14. Nxd5 Nxd5 15. c4 N7f6 16. cxd5 Qd7 17. Bg5 Nh5 18. Qf3 f6 19. Bd2 g6 20. Rfe1 f5 21. Re6 f4 22. g4 Ng7 23. Ree1 h5 24. a3 Kh7 25. Bf1 Re3 26. fxe3 fxe3 27. Qxe3 hxg4 28. Qh6+ Kg8 29. Qxg6 gxh3 30. Bh6 Rf6 31. Re8+ Bf8 32. Qxg7+ Qxg7+ 33. Bxg7 Kxg7 34. Bxh3 1-0

[Event "Zarate op"]
[Site "Zarate"]
[Date "1972.??.??"]
[Round "?"]
[White "Soria, Alejandro"]
[Black "Vallejos, Oscar Angel"]
[Result "1-0"]
[ECO "E62"]
[PlyCount "45"]
[EventDate "1972.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. Nc3 e5 7. d4 Nc6 8. d5 Ne7 9. e4 Bg4 10. h3 Bd7 11. Ne1 Nh5 12. Kh2 Kh8 13. Bf3 Nf6 14. Bg5 Nfg8 15. Qd2 h6 16. Be3 f5 17. Bg2 f4 18. gxf4 exf4 19. Bd4 Nf6 20. Nf3 c5 21. dxc6 Bxc6 22. Qxf4 Nxe4 23. Qxh6+ 1-0

