[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.11.02"]
[Round "7"]
[White "Dieguez, Jorge"]
[Black "Velasco, Roberto"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "84"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Be3 Bg7 4. Nf3 c6 5. Qd2 Bg4 6. Be2 Bxf3 7. Bxf3 Nd7 8. Nc3 e5 9. d5 Ngf6 10. dxc6 Nb6 11. Bxb6 axb6 12. cxb7 Rb8 13. Be2 Rxb7 14. Bb5+ Kf8 15. 0-0 Kg8 16. Rfe1 Bf8 17. Nd5 Kg7 18. Bc4 h5 19. Nxf6 Qxf6 20. Bd5 Rb8 21. b4 h4 22. c4 h3 23. Qe3 hxg2 24. Kxg2 Be7 25. Rh1 Rh4 26. Kf1 Rf4 27. Ke2 Qh4 28. f3 Bg5 29. Qf2 Qh3 30. a3 f5 31. Ra2 fxe4 32. Bxe4 Rbf8 33. Qxb6 Rxe4+ 34. fxe4 Qh5+ 35. Ke1 Qh4+ 36. Kd1 Qxe4 37. Rf2 Qxh1+ 38. Kc2 Qc1+ 39. Kd3 e4+ 40. Ke2 Qxc4+ 41. Kd1 Qd3+ 42. Ke1 Bd2+ 0-1

[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.11.01"]
[Round "6"]
[White "Velasco, Roberto"]
[Black "Rossetto, Hector"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "2310"]
[PlyCount "68"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bd3 c6 5. c3 Nf6 6. Bg5 Bg4 7. Nbd2 Nbd7 8. 0-0 0-0 9. h3 Bxf3 10. Nxf3 Qc7 11. Qc2 e5 12. Rac1 a5 13. a4 Rfe8 14. b3 Nf8 15. Bxf6 Bxf6 16. d5 cxd5 17. exd5 Rec8 18. c4 Nd7 19. Rfe1 Nc5 20. Be4 Qd8 21. Re2 Bg5 22. Nxg5 Qxg5 23. Re3 Rf8 24. Rg3 Qh4 25. Rg4 Qh6 26. f4 Nxe4 27. fxe5 f5 28. exf6 Qe3+ 29. Kh2 Nxf6 30. Rg3 Qf4 31. Re1 Nh5 32. Ree3 Nxg3 33. Rxg3 Rae8 34. c5 Re3 0-1

[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.10.31"]
[Round "5"]
[White "Comp Mephisto Amsterdam"]
[Black "Velasco, Roberto"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "136"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. c3 Bg7 4. f4 Nf6 5. e5 dxe5 6. fxe5 Nd5 7. Be2 c6 8. Nf3 0-0 9. 0-0 f6 10. c4 Nc7 11. Nc3 fxe5 12. Nxe5 Rxf1+ 13. Bxf1 Bxe5 14. dxe5 Qxd1 15. Nxd1 Nd7 16. Nf2 Ne6 17. Nd3 Ndc5 18. Nxc5 Nxc5 19. Be3 Nd7 20. Re1 Nf8 21. Be2 Be6 22. Bg5 Re8 23. b3 Kg7 24. Kf2 Nd7 25. Bf3 h6 26. Be3 g5 27. Kg3 Kg6 28. a4 a6 29. Bd4 Bf5 30. b4 Nf8 31. b5 Ne6 32. Bb6 axb5 33. cxb5 cxb5 34. axb5 Bd3 35. Bf2 h5 36. h4 Rf8 37. b6 gxh4+ 38. Kxh4 Rf4+ 39. Kg3 h4+ 40. Kh2 Ng5 41. Re3 Be4 42. Rxe4 Nxe4 43. Be3 Kf5 44. Bxf4 Kxf4 45. e6 Nd6 46. Kh3 Kg5 47. Bd5 Nc8 48. Bxb7 Nxb6 49. Bc6 Nc4 50. Bd7 Ne5 51. g3 hxg3 52. Kxg3 Kf5 53. Kf2 Nd3+ 54. Ke3 Nf4 55. Kd4 Kf6 56. Bc8 Nxe6+ 57. Bxe6 Kxe6 58. Ke4 Kd6 59. Kd4 e5+ 60. Ke4 Ke6 61. Ke3 Kf5 62. Kf3 e4+ 63. Ke3 Ke5 64. Ke2 Kf4 65. Kf2 e3+ 66. Ke1 Kf3 67. Kf1 Kf4 68. Ke2 Ke4 1/2-1/2

[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.10.30"]
[Round "4"]
[White "Velasco, Roberto"]
[Black "Rodriguez, Luis Maria"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "73"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Nf3 Nbd7 6. Bg5 0-0 7. Bc4 c6 8. 0-0 Qa5 9. Bd2 Qc7 10. Ne2 Nxe4 11. Be3 d5 12. Bd3 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. c3 b5 16. f4 Bd6 17. Bxe4 dxe4 18. Qc2 Re8 19. b4 Qe7 20. Rad1 a5 21. a3 a4 22. Ng3 Kf8 23. Rxd6 f5 24. Bc5 Qh4 25. Qa2 Kg7 26. Qf2 Qh6 27. Rfd1 Be6 28. Rxc6 Rad8 29. Rxd8 Rxd8 30. Rxe6 Rd1+ 31. Kh2 Kf7 32. Rd6 Rxd6 33. Bxd6 g5 34. Qa7+ Ke6 35. Qe7+ Kd5 36. Nxf5 Qg6 37. Ne3+ 1-0

[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.10.28"]
[Round "3"]
[White "Velasco, Roberto"]
[Black "Kavaliauskas, Walter Jorge"]
[Result "1/2-1/2"]
[ECO "B40"]
[PlyCount "84"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 a6 5. g3 d6 6. d4 cxd4 7. Nxd4 Nf6 8. Bg2 Be7 9. Nxc6 bxc6 10. e5 dxe5 11. Qxd8+ Kxd8 12. Bxc6 Rb8 13. 0-0 Kc7 14. Bf3 Bb7 15. Bxb7 Rxb7 16. a3 Rd8 17. Re1 Nd7 18. b4 f6 19. Be3 Nb6 20. Bxb6+ Kxb6 21. Rad1 Rbd7 22. Rxd7 Rxd7 23. Kg2 Rd3 24. Re3 Rxe3 25. fxe3 a5 26. bxa5+ Kxa5 27. Nb5 Kb6 28. a4 Ka5 29. Nc7 Kxa4 30. Nxe6 g6 31. Kf3 Kb4 32. Ke4 Kxc4 33. g4 Bd6 34. h4 h5 35. gxh5 f5+ 36. Kf3 gxh5 37. Ng7 e4+ 38. Ke2 f4 39. exf4 Bxf4 40. Nxh5 Bh6 41. Ng3 Kd5 42. h5 Kd4 1/2-1/2

[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.10.27"]
[Round "2"]
[White "Hoffman, Alejandro"]
[Black "Velasco, Roberto"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2315"]
[PlyCount "85"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. g3 Bg7 4. Bg2 Nf6 5. Nc3 c6 6. a4 Nbd7 7. Nge2 a5 8. 0-0 0-0 9. h3 Nb6 10. f4 Bd7 11. g4 Qc7 12. Ng3 e5 13. dxe5 dxe5 14. f5 Rad8 15. Qe2 Nc8 16. Be3 b6 17. Rad1 Ne7 18. g5 Nxe4 19. Bxe4 gxf5 20. Nxf5 Bxf5 21. Bxf5 Ng6 22. Rxd8 Rxd8 23. Ne4 c5 24. Bxg6 fxg6 25. Qc4+ Kh8 26. Qe6 Qb8 27. Nf6 Qc8 28. Qxc8 Rxc8 29. Rd1 Bxf6 30. gxf6 Kg8 31. Rd7 Rf8 32. Bh6 Rxf6 33. Rd8+ Kf7 34. Rf8+ Ke6 35. Rxf6+ Kxf6 36. Kf2 Ke6 37. c4 Kf5 38. Ke3 g5 39. Bf8 Ke6 40. Ke4 h5 41. Bg7 g4 42. hxg4 hxg4 43. Bxe5 1-0

[Event "Ciudad de Ushuaia op"]
[Site "Ciudad de Ushuaia"]
[Date "1986.10.26"]
[Round "1"]
[White "Luna, Ricardo Roberto"]
[Black "Velasco, Roberto"]
[Result "0-1"]
[ECO "B53"]
[PlyCount "66"]
[EventDate "1986.10.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 c5 3. d4 Nf6 4. dxc5 Qa5+ 5. Nc3 Qxc5 6. Be3 Qa5 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. 0-0 g6 10. h3 Bg7 11. Bd2 Qa6 12. Rb1 0-0 13. a3 Rac8 14. Re1 e5 15. Nd5 Nxd5 16. exd5 Qc4 17. Bc3 Nf6 18. Bb4 Rfd8 19. Re2 Nxd5 20. b3 Qc6 21. Qd2 Nf4 22. c4 Nxe2+ 23. Qxe2 b6 24. a4 a5 25. Ba3 f5 26. Rd1 e4 27. Nd4 Bxd4 28. Rxd4 d5 29. cxd5 Rxd5 30. Rc4 Qd7 31. Rxc8+ Qxc8 32. Qe3 Qc7 33. Qh6 Rd1# 0-1

