[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "8"]
[White "Barki, Nelson"]
[Black "MacKay, Duncan"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "118"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 g6 4. d4 cxd4 5. cxd4 Bg7 6. Nc3 e6 7. Bc4 Nge7 8. d5 Ne5 9. Nxe5 Bxe5 10. Bg5 h6 11. Bh4 Qa5 12. 0-0 Bxc3 13. bxc3 g5 14. Bg3 Ng6 15. Bd6 b5 16. Be2 e5 17. Rb1 Qb6 18. Ba3 a6 19. c4 Nf4 20. g3 Nxe2+ 21. Qxe2 d6 22. Rfc1 h5 23. Qf3 Rh6 24. c5 dxc5 25. Bxc5 Qd8 26. Qc3 f6 27. Qe3 Kf7 28. Bb6 Qe8 29. Rc7+ Kg6 30. Rbc1 Bd7 31. f4 Rh7 32. fxg5 Rc8 33. gxf6 Rxc7 34. Rxc7 Qf7 35. Ba5 Qxf6 36. Bd2 Qe7 37. Bc1 h4 38. Qb6+ Qf6 39. Qxf6+ Kxf6 40. gxh4 Kg6 41. Bb2 Kf6 42. Kf2 Rf7 43. Ke3 a5 44. Ra7 Re7 45. h5 a4 46. Ba3 Rh7 47. Bd6 Bf5 48. Ra6 Bc8 49. Ra8 Bd7 50. Rd8 Bg4 51. Rf8+ Kg7 52. Rf2 Rxh5 53. Rg2 Rh4 54. Bxe5+ Kf7 55. Kd4 Bf3 56. Rf2 Rxe4+ 57. Kc5 Rxe5 58. Rxf3+ Ke7 59. a3 Rh5 1-0

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "2"]
[White "Bronstein, Luis Marcos"]
[Black "MacKay, Duncan"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "125"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 d6 6. a3 a5 7. Nf3 e6 8. 0-0 Nge7 9. Nb5 e5 10. d3 0-0 11. Bd2 Nf5 12. e3 Be6 13. Bc3 Qe7 14. Qc2 Na7 15. Nxa7 Rxa7 16. b3 b6 17. Rfe1 h5 18. Rbd1 Rc8 19. Qb2 Rcc7 20. d4 f6 21. Nd2 Bc8 22. Ne4 Bb7 23. Qd2 cxd4 24. exd4 Qf8 25. dxe5 dxe5 26. Qd8 Qxd8 27. Rxd8+ Kh7 28. a4 Bxe4 29. Bxe4 Rd7 30. Rxd7 Rxd7 31. c5 bxc5 32. Bxf5 gxf5 33. Bxa5 Rb7 34. Re3 f4 35. gxf4 Bh6 36. Rc3 Bxf4 37. Bd8 Kg6 38. a5 Bd2 39. Rd3 Bb4 40. a6 Rb8 41. a7 Ra8 42. Bb6 Ba5 43. Bxa5 Rxa7 44. Bb6 Ra1+ 45. Kg2 Rc1 46. Rd5 c4 47. Be3 Rc2 48. bxc4 Rxc4 49. h3 Kf5 50. Rd8 Ke4 51. Rh8 f5 52. Rxh5 f4 53. Ba7 Rc8 54. Rg5 Ra8 55. Bb6 Rc8 56. h4 Rc6 57. Bd8 Kd4 58. h5 e4 59. Rg6 Rc8 60. Bb6+ Ke5 61. h6 Kf5 62. Rg7 Rc6 63. h7 1-0

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "6"]
[White "Calneggia, Raul"]
[Black "MacKay, Duncan"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "41"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 e6 6. c4 Nb6 7. d5 Ne7 8. d6 Ng6 9. a4 Rb8 10. a5 Na8 11. h4 Rg8 12. h5 Nxe5 13. Nxe5 Qf6 14. f4 b6 15. Nc3 g5 16. hxg6 hxg6 17. Ne4 Qg7 18. Rh7 Bb7 19. Rxg7 Bxg7 20. Bd3 Rh8 21. Qg4 1-0

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "4"]
[White "Farah, Rodolfo"]
[Black "MacKay, Duncan"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "75"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qc7 Nge7 9. Nc3 Nb4 10. Bd3 Nxd3+ 11. cxd3 0-0 12. Be3 d5 13. Bc5 Re8 14. Bxe7 Qxe7 15. Qxe7 Rxe7 16. Nxd5 Re8 17. Nc7 Be6 18. Nxa8 Rxa8 19. Kd2 g5 20. h4 g4 21. f3 h5 22. a3 g3 23. Rac1 Kg7 24. Rc5 Kf6 25. f4 exf4 26. Rf1 Bg4 27. Rxf4+ Ke6 28. d4 f6 29. Ke3 a5 30. Rf1 Ra6 31. Rb5 b6 32. Rc1 Kd7 33. d5 f5 34. e5 f4+ 35. Kxf4 Be2 36. Rb3 b5 37. Rxg3 Bg4 38. Rgc3 1-0

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "9"]
[White "MacKay, Duncan"]
[Black "Bazan, Osvaldo"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "108"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 Nc6 3. Nc3 e6 4. d3 a6 5. a4 Nf6 6. Bg5 h6 7. Bh4 Be7 8. Nf3 d5 9. exd5 Nxd5 10. Bxe7 Qxe7 11. 0-0 Ndb4 12. Re1 0-0 13. Ne4 Nd4 14. Nxd4 cxd4 15. c3 Nc6 16. Bb3 b6 17. Ng3 Bb7 18. Qg4 Rfd8 19. Nh5 Qg5 20. Qxg5 hxg5 21. c4 Nb4 22. Rad1 Rac8 23. Rd2 a5 24. Bd1 Rc5 25. Ng3 g6 26. h3 Kf8 27. Kf1 Ke7 28. b3 f5 29. f3 Kd6 30. Kf2 e5 31. Be2 Rc7 32. Bf1 Re7 33. Kg1 Rde8 34. Be2 Na6 35. Bd1 Kc5 36. Ne2 Nb4 37. Nc1 Bc6 38. Kf2 Na6 39. Bc2 Nb8 40. Rde2 Nd7 41. Na2 Nf6 42. Rb1 e4 43. dxe4 fxe4 44. Rbe1 Re6 45. fxe4 Bxe4 46. Bd3 g4 47. h4 Re5 48. g3 Rf5+ 49. Kg1 Bxd3 50. Rxe8 Nxe8 51. Nc1 Rf3 52. Nxd3+ Rxd3 53. Rxe8 Rxg3+ 54. Kf2 Rxb3 0-1

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "5"]
[White "MacKay, Duncan"]
[Black "Gonzalez, Oscar"]
[Result "0-1"]
[ECO "C18"]
[PlyCount "84"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. Ne2 Ne7 10. Be3 Rc8 11. Ra2 Nf5 12. Rb2 0-0 13. 0-0 Nb6 14. Qb1 Qc6 15. dxc5 Nc4 16. Rxb7 Nfxe3 17. fxe3 Nd2 18. Qb5 Nxf1 19. Kxf1 a6 20. Qxc6 Rxc6 21. Rb6 Rxb6 22. cxb6 Rb8 23. Nd4 Rxb6 24. Ke2 f6 25. exf6 gxf6 26. Nb3 Kf7 27. Kd3 Rc6 28. Nd2 e5 29. c4 dxc4+ 30. Nxc4 Ke6 31. e4 Rc7 32. Nb6 Rg7 33. g3 f5 34. exf5+ Kxf5 35. c4 h5 36. a4 Kg4 37. Ke4 Kh3 38. Kxe5 Kxh2 39. Nd5 Kxg3 40. Ne3 Kf3 41. Nf5 Rg5 42. Ke6 Rxf5 0-1

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "7"]
[White "MacKay, Duncan"]
[Black "Gysin, Alfredo"]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "70"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nc6 5. Nf3 Be7 6. Bd3 Nf6 7. Nxf6+ Bxf6 8. Be3 Nb4 9. 0-0 Nxd3 10. Qxd3 0-0 11. Rab1 b6 12. Rfd1 Bb7 13. Qe2 Qd5 14. b3 Qh5 15. Rd2 Rfd8 16. Rbd1 Bxf3 17. Qxf3 Qxf3 18. gxf3 Rd7 19. Kf1 Rad8 20. c4 Kf8 21. Ke2 Be7 22. Bf4 f5 23. Be5 Bd6 24. f4 Bb4 25. Rd3 Kf7 26. Rg1 g6 27. Rgd1 a5 28. a4 Kg8 29. h4 h5 30. Bf6 Be7 31. Bg5 Kf7 32. Ke3 c5 33. d5 Bxg5 34. dxe6+ Kxe6 35. Rxd7 Rxd7 1/2-1/2

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "1"]
[White "MacKay, Duncan"]
[Black "Pereyra Puebla, Manuel Miguel"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "50"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Nbd7 4. e3 c6 5. Nbd2 g6 6. Bd3 Bg7 7. Qe2 0-0 8. h3 Re8 9. Ne5 Nxe5 10. Bxe5 Nd7 11. Bxg7 Kxg7 12. f4 f6 13. 0-0 e5 14. fxe5 fxe5 15. e4 exd4 16. Qf2 Qf6 17. exd5 Qxf2+ 18. Rxf2 c5 19. Raf1 Rf8 20. Rxf8 Nxf8 21. Ne4 Nd7 22. g4 h6 23. d6 b6 24. Bc4 Ne5 25. Bd5 Rb8 1/2-1/2

[Event "ARG-ch sf"]
[Site "Cordoba"]
[Date "1966.??.??"]
[Round "3"]
[White "MacKay, Duncan"]
[Black "Saadi, Julio C"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "76"]
[EventDate "1966.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 Nf6 4. d3 d5 5. e5 Ng8 6. Be3 d4 7. Bf2 h5 8. Be2 Nh6 9. h3 Nf5 10. 0-0 g6 11. Nbd2 Bh6 12. Ne4 Bxf4 13. Nxc5 g5 14. c3 dxc3 15. bxc3 g4 16. Nd4 Qd5 17. Nxf5 Bxf5 18. Bd4 Nxd4 19. Qa4+ Bd7 20. Qxd4 Qxd4+ 21. cxd4 Be3+ 22. Kh1 Bxd4 23. Rac1 Be3 24. Rc4 b5 25. Rc3 Rc8 26. Ne4 Rxc3 27. Nxc3 Bd4 28. e6 fxe6 29. Ne4 Bc6 30. Kh2 Be5+ 31. g3 h4 32. Bxg4 Bd5 33. a3 Kd7 34. Rc1 hxg3+ 35. Kg2 Bd6 36. Bf3 Bxa3 37. Rc3 Bd6 38. Nf6+ exf6 0-1

