[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.06"]
[Round "11"]
[White "Quesada, Oscar"]
[Black "Soler, Juan"]
[Result "1/2-1/2"]
[ECO "E70"]
[PlyCount "44"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Andorra"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "AND"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be3 Ng4 6. Bg5 0-0 7. h3 Nf6 8. Qd2 Re8 9. Bd3 Nc6 10. Bc2 Nb4 11. Bb3 b6 12. 0-0-0 Bb7 13. f3 c6 14. Kb1 Qc7 15. Nge2 e6 16. h4 h5 17. a3 Na6 18. Bh6 Bh8 19. Rdg1 Nb8 20. g4 Kh7 21. gxh5 Nxh5 22. Ng3 f6 1/2-1/2

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.05"]
[Round "10"]
[White "Quesada, Oscar"]
[Black "Badilles, Glicerio"]
[Result "0-1"]
[ECO "D91"]
[PlyCount "132"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Hong Kong"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "HKG"]

1. d4 d5 2. c4 Nf6 3. Nf3 g6 4. Bg5 Bg7 5. e3 c6 6. Bxf6 Bxf6 7. Nc3 0-0 8. Be2 Be6 9. cxd5 cxd5 10. 0-0 Nc6 11. h3 Rc8 12. Bd3 Nb4 13. Bb1 a6 14. a3 Nc6 15. Na4 Rc7 16. Re1 Qd6 17. Nc5 Bc8 18. Nd3 Kg7 19. Ba2 Rd8 20. Rc1 h5 21. Rc5 e6 22. b4 b6 23. Rc2 Bb7 24. a4 Rdc8 25. Qb1 g5 26. b5 axb5 27. axb5 Na5 28. Rxc7 Rxc7 29. Rc1 Nc4 30. Qb4 Qxb4 31. Nxb4 Be7 32. Nd3 f6 33. Rd1 Na3 34. Bb3 Nxb5 35. Kf1 Ba6 36. Kg1 Nc3 37. Rd2 Bxd3 38. Rxd3 Ne2+ 39. Kh2 Nc1 40. Rd2 Nxb3 41. Rb2 Rc3 42. Ra2 Na5 43. g3 Bd6 44. Kg2 Bc7 45. Nd2 Kf7 46. Nb1 Rb3 47. Nd2 Rd3 48. Kf3 Ke7 49. Ke2 Rc3 50. Nb1 Rc1 51. Nd2 Kd7 52. h4 b5 53. hxg5 fxg5 54. Nf3 g4 55. Ne5+ Kc8 56. Rb2 Bxe5 57. dxe5 Rc5 58. Ra2 b4 59. Ra4 b3 60. Rb4 Rc2+ 61. Kd1 Rxf2 62. Kc1 Kc7 63. Rb5 Ra2 64. Kb1 Ra4 65. Kb2 Kc6 66. Rb8 Re4 0-1

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.04"]
[Round "9"]
[White "Ferry, Roger"]
[Black "Quesada, Oscar"]
[Result "1-0"]
[ECO "A48"]
[PlyCount "51"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "France"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "FRA"]
[BlackTeamCountry "CRI"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. h3 a6 6. Nbd2 Nbd7 7. c3 0-0 8. Be2 Qe8 9. 0-0 e5 10. dxe5 dxe5 11. Bh2 b6 12. Nc4 Nh5 13. Nfd2 Bb7 14. Bxh5 gxh5 15. Qxh5 f5 16. Qxe8 Raxe8 17. Rad1 Rf7 18. Nb3 Bf6 19. Rd2 Rg7 20. f4 Kh8 21. Nxe5 Nxe5 22. fxe5 Reg8 23. g4 fxg4 24. exf6 gxh3+ 25. fxg7+ Rxg7+ 26. Kf2 1-0

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.11.02"]
[Round "7"]
[White "Andujar, Miguel"]
[Black "Quesada, Oscar"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "99"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Dominican Rep"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "CRI"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 Nbd7 6. Nge2 e5 7. d5 0-0 8. 0-0 a6 9. Bg5 Qe8 10. Qd2 Nc5 11. Bc2 Rb8 12. b4 Ncd7 13. Ba4 Qe7 14. Rab1 Nb6 15. Bb3 Bd7 16. a4 Qe8 17. Ra1 Nh5 18. c5 Nc8 19. Bh6 Kh8 20. Bxg7+ Kxg7 21. f4 exf4 22. Nxf4 Qe5 23. Nxh5+ Qxh5 24. Rf2 Qe5 25. Raf1 f6 26. Bc2 Ne7 27. Ne2 c6 28. dxc6 Bxc6 29. Qxd6 Qxd6 30. cxd6 Ng8 31. Nc3 Rfe8 32. Rd1 Rbd8 33. b5 axb5 34. axb5 Bd7 35. Bb3 Re5 36. Rd5 Nh6 37. Rxe5 fxe5 38. h3 Rc8 39. Rf3 Rd8 40. Rd3 Rf8 41. Bd5 Rb8 42. Rf3 Rd8 43. Bxb7 Be6 44. Bd5 Rxd6 45. Bxe6 Rxe6 46. Nd5 Nf7 47. b6 Nd8 48. Rc3 Kg8 49. Rc8 Rd6 50. b7 1-0

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.10.30"]
[Round "5"]
[White "Quesada, Oscar"]
[Black "Giam, Choo Kwee"]
[Result "0-1"]
[ECO "D32"]
[PlyCount "68"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Singapore"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "SIN"]

1. d4 e6 2. c4 Nf6 3. Nc3 c5 4. Nf3 d5 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nc6 8. Be2 cxd4 9. exd4 Bb4 10. 0-0 0-0 11. Nb1 h6 12. Bh4 Rc8 13. a3 Bd6 14. Nbd2 Bf5 15. h3 Re8 16. Rc1 Qb6 17. Bxf6 gxf6 18. Nb3 Rxe2 19. Qxe2 Qxb3 20. Rc3 Qa4 21. Qd2 Re8 22. Qxh6 Bg6 23. Qd2 Re4 24. Re1 Bf4 25. Qd1 Qxd1 26. Rxd1 Re2 27. b4 a6 28. Kf1 Ra2 29. g3 Bh6 30. Kg2 Be4 31. Kf1 Kg7 32. g4 Na7 33. h4 Nb5 34. Rc8 Bxf3 0-1

[Event "Olympiad-18 Final D"]
[Site "Lugano"]
[Date "1968.10.28"]
[Round "3"]
[White "Quesada, Oscar"]
[Black "Terrazas, Filiberto"]
[Result "1/2-1/2"]
[ECO "A80"]
[PlyCount "49"]
[EventDate "1968.10.26"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "MEX"]

1. d4 e6 2. Nf3 f5 3. Bg5 Be7 4. Bxe7 Qxe7 5. c3 Nf6 6. e3 b6 7. Nbd2 Bb7 8. Be2 0-0 9. 0-0 d6 10. c4 Nbd7 11. a3 a5 12. Bd3 Ne4 13. Bc2 Ndf6 14. Bb3 Kh8 15. Rc1 Qf7 16. Ne1 Nxd2 17. Qxd2 Ne4 18. Qe2 g5 19. f3 Nf6 20. Rc3 c5 21. Rd3 Rad8 22. Qd1 Qe7 23. Rf2 e5 24. dxe5 dxe5 25. Bc2 1/2-1/2

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.23"]
[Round "6"]
[White "Quesada, Oscar"]
[Black "Prins, Lodewijk"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "62"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "NED"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 Nf6 5. Bd2 e5 6. a3 c6 7. Be2 Be7 8. Nf3 Nbd7 9. 0-0 Qc7 10. h3 0-0 11. Re1 Nd5 12. Ne4 Nc5 13. Bf1 Ne6 14. g3 f5 15. Nc3 Bd6 16. Nxd5 cxd5 17. Bb4 Bxb4 18. axb4 e4 19. dxe4 dxe4 20. Nd4 Rd8 21. c3 Nxd4 22. cxd4 Be6 23. Qd2 Qb6 24. Ra5 Rxd4 25. Qg5 Rxb4 26. Re5 Rxb2 27. Qf4 Rc8 28. Be2 Rb1 29. Rxb1 Qxb1+ 30. Kg2 Rc1 31. Rxe4 Qxe4+ 0-1

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.22"]
[Round "5"]
[White "O'Riordan, Kenneth"]
[Black "Quesada, Oscar"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "61"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Ireland"]
[BlackTeam "Costa Rica"]
[WhiteTeamCountry "IRL"]
[BlackTeamCountry "CRI"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 a6 7. Be3 Bg7 8. 0-0 Nbd7 9. f4 e5 10. Nb3 Qc7 11. f5 b5 12. fxg6 hxg6 13. Qd2 Bb7 14. Bf3 0-0-0 15. a4 b4 16. Nd5 Nxd5 17. exd5 a5 18. c3 bxc3 19. bxc3 f5 20. Rfc1 Nc5 21. Nxc5 dxc5 22. Rab1 e4 23. Be2 Qxh2+ 24. Kf1 Be5 25. Bg1 Qg3 26. Rxb7 Kxb7 27. Qb2+ Kc7 28. Qb5 Qf4+ 29. Ke1 Qxc1+ 30. Kf2 Qf4+ 31. Ke1 0-1

[Event "Olympiad-18 Preliminaries D"]
[Site "Lugano"]
[Date "1968.10.20"]
[Round "3"]
[White "Quesada, Oscar"]
[Black "Schulman, Mark"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "88"]
[EventDate "1968.10.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Costa Rica"]
[BlackTeam "Canada"]
[WhiteTeamCountry "CRI"]
[BlackTeamCountry "CAN"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Bd2 b6 5. a3 Bxc3 6. Bxc3 Ne4 7. Qc2 Bb7 8. Nf3 0-0 9. Rd1 d5 10. Nd2 Nxc3 11. Qxc3 Nd7 12. cxd5 exd5 13. e3 Rc8 14. Be2 c5 15. 0-0 c4 16. Bf3 Nf6 17. Rfe1 Re8 18. Re2 Rc7 19. Rde1 Rce7 20. Qc2 b5 21. Nf1 a5 22. Ng3 g6 23. h4 h5 24. Rb1 b4 25. axb4 axb4 26. Qd2 Qb6 27. Ree1 Rc7 28. Qc2 Ra8 29. e4 dxe4 30. Nxe4 Nxe4 31. Bxe4 Qxd4 32. Rbd1 Bxe4 33. Rxe4 Qc5 34. Rdd4 c3 35. b3 Ra1+ 36. Kh2 Qa7 37. Qe2 Qc5 38. Rc4 Qd6+ 39. g3 Rxc4 40. bxc4 b3 41. Qe3 Qf6 42. Rf4 Qc6 43. f3 Ra2+ 44. Kh3 Qe6+ 0-1

