[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.01.27"] [Round "1"] [White "Petrosian, Tigran V"] [Black "Olafsson, Fridrik"] [Result "1-0"] [WhiteElo "2379"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A46"] [Opening "Torre Attack: 3...c5 4.e3 Qb6"] 1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 Qb6 5.Qc1 Nc6 6.c3 Ne4 7.Bh4 d5 8.Nbd2 f5 9.Nxe4 fxe4 10.Nd2 cxd4 11.exd4 Bd6 12.Be2 O-O 13.O-O Bf4 14.Bg3 e5 15.dxe5 Bxg3 16.hxg3 Nxe5 17.Nb3 Bg4 18.Qd1 Bxe2 19.Qxe2 Qg6 20.Nd4 Rae8 21.Qb5 Ng4 22.f3 Ne3 23.g4 a6 24.Qxb7 exf3 25.Rxf3 Rxf3 26.gxf3 Qd6 27.Ne2 Nc4 28.Re1 Qc5+ 29.Kg2 Ne3+ 30.Kh3 Nc2 31.Rd1 Rxe2 32.Rxd5 Qf8 33.Rf5 Qd8 34.Qf7+ {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.01.28"] [Round "2"] [White "Olafsson, Fridrik"] [Black "Geller, Efim P"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A10"] [Opening "English: 1...g6 2.g3"] 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Ne7 5. Nf3 O-O 6. d4 exd4 7. Nxd4 Nbc6 8. Nf3 d6 9. O-O Bg4 10. h3 Bxf3 11. Bxf3 Ne5 12. Bxb7 Rb8 13. Bg2 Nxc4 14. Qc2 Qd7 15. Rb1 Qf5 16. Ne4 d5 17. b3 Nc6 18. e3 Nb4 19. Qe2 Nb6 20. Ba3 Nd7 21. g4 Qe6 22. Ng3 a5 23. Qd2 c6 24. Ne2 Rfc8 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.01.30"] [Round "3"] [White "Kortschnoj, Viktor"] [Black "Olafsson, Fridrik"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A00"] [Opening "Benko Opening: Symmetrical"] 1. g3 g6 2. c4 Bg7 3. d4 Nf6 4. Bg2 d5 5. cxd5 Nxd5 6. Nf3 Nb6 7. Nc3 Nc6 8. e3 O-O 9. O-O a5 10. b3 Bf5 11. Bb2 Qd7 12. Ng5 Rfd8 13. Nge4 e5 14. Nc5 Qc8 15. d5 e4 16. Qc2 Nxd5 17. Nxd5 Rxd5 18. Nxe4 Bxb2 19. Qxb2 Bxe4 20. Bxe4 Rd6 21. Rad1 Qe6 22. Rxd6 Qxd6 23. Rc1 Ne5 24. Qd4 Nc6 25. Bxc6 Qxd4 26. exd4 bxc6 27. Rxc6 Ra7 28. Kf1 Kf8 29. Ke2 Ke7 30. Kd3 Kd7 31. d5 Rb7 32. Ra6 Rb5 33. Kc4 Rb4+ 34. Kc5 Re4 35. Rf6 Ke7 36. Rf3 Kd7 37. Rxf7+ {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.01.31"] [Round "4"] [White "Olafsson, Fridrik"] [Black "Filip, Miroslav"] [Result "1/2-1/2"] [BlackElo "2300"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A34"] [Opening "English: Symmetrical, 2...g6"] 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. b3 d5 9. Bb2 b6 10. cxd5 exd5 11. Nf4 d4 12. Ncd5 Bb7 13. Rb1 Rb8 14. d3 Nxd5 15. Nxd5 Ne5 16. exd4 Bxd5 17. dxe5 Bxg2 18. Kxg2 Bxe5 19. Bxe5 Qd5+ 20. Qf3 Qxe5 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.03"] [Round "5"] [White "Bolbochan, Julio"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A49"] [Opening "Neo-King's Indian: Fianchetto System"] 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 Nbd7 7. e4 e5 8. h3 c6 9. Be3 Re8 10. Re1 Qc7 11. a4 b6 12. Qd2 Bb7 13. Bh6 a6 14. Bxg7 Kxg7 15. dxe5 dxe5 16. Rad1 b5 17. axb5 cxb5 18. Nd5 Bxd5 19. exd5 Qd6 20. Nh2 Rac8 21. Nf1 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.04"] [Round "6"] [White "Olafsson, Fridrik"] [Black "Bertok, Mario"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. a4 b6 9. Bd3 Bb7 10. O-O Nbd7 11. Qe1 Be7 12. Nh4 g6 13. f5 d5 14. exd5 Nxd5 15. Ne4 Nb4 16. Bg5 f6 17. Nxf6+ Nxf6 18. fxg6 Ng4 19. Bxe7 Qxe7 20. Be4 Nd5 21. gxh7 Ngf6 22. Bg6+ Kd7 23. c4 Qc5+ 24. Kh1 Nf4 25. b4 Bxg2+ 26. Nxg2 Qc6 27. Bf5+ Kc7 28. Qxe5+ Kb7 29. Qxf4 Rae8 30. Qf3 Ne4 31. Bxe4 Rxe4 32. b5 axb5 33. axb5 Qe6 34. Rae1 Re8 35. Rxe4 Qxe4 36. Qxe4+ Rxe4 37. h8=Q Re7 38. Qh3 Rc7 39. Qf3+ Kb8 40. Ra1 Rb7 41. Qf8+ Kc7 42. Qe7+ Kb8 43. Qd8# 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.06"] [Round "7"] [White "Uhlmann, Wolfgang"] [Black "Olafsson, Fridrik"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "E61"] [Opening "King's Indian: 3.Nc3 d6"] 1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Be2 O-O 6. f4 c5 7. Nf3 cxd4 8. Nxd4 Nc6 9. Be3 Bg4 10. Nxc6 Bxe2 11. Nxd8 Bxd1 12. Rxd1 Rfxd8 13. Ke2 Rdc8 14. b3 Kf8 15. Bd4 Rc6 16. Rd3 a6 17. Bxf6 Bxf6 18. Nd5 Bg7 19. a4 e6 20. Nb4 Rb6 21. Nc2 Bf6 22. Rhd1 Be7 23. Nd4 d5 24. exd5 exd5 25. cxd5 Rc8 26. R1d2 Rb4 27. g3 Rc1 28. Nc2 Rb6 29. a5 Rf6 30. Ne3 Bb4 31. Ra2 Rd6 32. Ra4 Bc5 33. Rc4 Rxc4 34. Nxc4 Rd8 35. d6 f6 36. f5 gxf5 37. Rd5 Bb4 38. Rxf5 Kf7 39. Rh5 Kg6 40. Rd5 Kf7 41. d7 Ke6 42. Nb6 f5 43. Kd3 Bd6 44. Kc4 Bc7 45. Na4 f4 46. gxf4 Bxf4 47. Nc5+ Ke7 48. Nxb7 Rxd7 49. Rxd7+ Kxd7 50. Nc5+ Kc8 51. h3 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.07"] [Round "8"] [White "Olafsson, Fridrik"] [Black "Teschner, Rudolf"] [Result "1-0"] [BlackElo "2455"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A11"] [Opening "English: Caro-Kann Defence, 3.e3 Nf6"] 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. b3 Nbd7 6. Bb2 Bd6 7. Be2 O-O 8. O-O Qe7 9. Qc2 dxc4 10. bxc4 e5 11. Ng5 Nc5 12. f4 e4 13. Kh1 h6 14. Nh3 Bg4 15. Nf2 Bxe2 16. Nxe2 Rfe8 17. Ng3 Qe6 18. Bxf6 gxf6 19. Nh5 Be7 20. f5 Qxf5 21. Ng3 Qg6 22. Nfxe4 Nxe4 23. Nxe4 f5 24. Ng3 f4 25. Nf5 fxe3 26. dxe3 Bf8 27. Rf3 Qf6 28. Raf1 Qe5 29. Ng3 Re7 30. Rf5 Qxe3 31. Nh5 Bg7 32. R5f3 Qc5 33. Nxg7 Kxg7 34. Qc3+ Qe5 35. Rxf7+ Kg8 36. Qf3 Rxf7 37. Qxf7+ Kh8 38. Qxb7 Rg8 39. Qxc6 Qb2 40. Qxh6# 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.10"] [Round "9"] [White "Benko, Pal C"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A15"] [Opening "English: Anglo-Indian, 2.Nf3"] 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. cxd5 exd5 8. d4 Nc6 9. Bb2 Bg4 10. Nbd2 Re8 11. Ne5 Bh5 12. Ndf3 Rc8 13. e3 Ne4 14. g4 Bg6 15. Nxc6 bxc6 16. Ne5 Bd6 17. f3 cxd4 18. exd4 Nf6 19. Rc1 c5 20. Re1 cxd4 21. Nc6 Qd7 22. Rxe8+ Qxe8 23. Nxd4 Qe3+ 24. Kh1 Re8 25. Nb5 Bf4 26. Bd4 Qxc1 {#R} 0-1

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.11"] [Round "10"] [White "Olafsson, Fridrik"] [Black "Aaron, Manuel"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 Nc6 7. Be3 e5 8. Nb3 Be7 9. O-O b5 10. f3 O-O 11. Qd2 Be6 12. Rfd1 Ne8 13. a4 b4 14. Nd5 a5 15. Bb5 Bxd5 16. Qxd5 Na7 17. Bxe8 Rxe8 18. Nxa5 Qc7 19. Nc4 Nc8 20. Qxa8 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.13"] [Round "11"] [White "Portisch, Lajos"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A17"] [Opening "English: Anglo-Indian, 2.Nc3 e6"] 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. Bb2 Qa5 9. Nd2 cxd4 10. cxd4 b6 11. Bd3 dxc4 12. Bxc4 Ba6 13. O-O Bxc4 14. Nxc4 Qd5 15. Rc1 Nc6 16. f3 Rfd8 17. Rf2 Rac8 18. Rfc2 Ne7 19. Qe1 h6 20. e4 Qb7 21. d5 Ne8 22. d6 Ng6 23. Kh1 Nf6 24. e5 Nd5 25. Qe4 Qa6 26. g3 Nf8 27. f4 Nd7 28. f5 Nc5 29. Qf3 b5 30. Nd2 Nd7 31. Nb3 b4 32. axb4 Rxc2 33. Rxc2 Nxb4 34. Rd2 Qc6 35. Qxc6 Nxc6 36. fxe6 fxe6 37. Nd4 Ncxe5 38. Nxe6 Re8 39. Nc7 Nc4 40. Nxe8 Nxd2 41. Bxg7 h5 42. Bc3 Nc4 43. Ng7 h4 44. Nf5 hxg3 45. h4 Kh7 46. h5 Nxd6 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.14"] [Round "12"] [White "Olafsson, Fridrik"] [Black "Bilek, Istvan"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B43"] [Opening "Sicilian: Kan, 5.Nc3"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nf6 7. f4 d6 8. g4 h6 9. Bg2 Nc6 10. h3 Bd7 11. Nde2 Be7 12. Qd3 Rc8 13. Be3 g5 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.17"] [Round "13"] [White "Barcza, Gedeon"] [Black "Olafsson, Fridrik"] [Result "1-0"] [WhiteElo "2440"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A04"] [Opening "Reti: 1...g6"] 1. Nf3 g6 2. d4 Nf6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. c4 Nc6 7. Nc3 a6 8. b3 Bg4 9. Bb2 Qd7 10. d5 Na5 11. Qd2 c5 12. Nd1 Qc7 13. Ne1 b5 14. e4 Bxd1 15. Rxd1 bxc4 16. Bc3 Nb7 17. bxc4 Nd7 18. Bxg7 Kxg7 19. f4 Rfb8 20. Nd3 Qa5 21. Qc2 Nb6 22. Rb1 Nd8 23. Rb3 f6 24. e5 Nf7 25. Rfb1 Nh6 26. Bh3 Qa4 27. Qc3 Nd7 28. e6 Rxb3 29. axb3 Qa2 30. Ra1 Qe2 31. exd7 Qe3+ 32. Kh1 Qe4+ 33. Kg1 Qe3+ 34. Kg2 Rd8 35. Re1 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.18"] [Round "14"] [White "Olafsson, Fridrik"] [Black "Bisguier, Arthur Bernard"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "E46"] [Opening "Nimzo-Indian: 4.e3 O-O"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 b6 6. Bd3 Bb7 7. O-O d5 8. a3 Bd6 9. b4 dxc4 10. Bxc4 a5 11. b5 Nbd7 12. Bb2 Qe7 13. Ne2 Rad8 14. Ng3 Ne4 15. Qc2 Nxg3 16. hxg3 e5 17. Nh4 e4 18. Nf5 Qg5 19. Nxd6 cxd6 20. Rfc1 Rc8 21. Qd1 Bd5 22. Be2 Nf6 23. a4 Qf5 24. g4 Qe6 25. g5 Bb3 26. Qd2 Nd5 27. Ba3 Bxa4 28. Rxc8 Rxc8 29. Rc1 g6 30. Bc4 Rxc4 31. Rxc4 Bxb5 32. Rc1 Bd7 33. Rb1 Kg7 34. Rb2 Qe7 35. Qe1 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.20"] [Round "15"] [White "Fischer, Robert James"] [Black "Olafsson, Fridrik"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B57"] [Opening "Sicilian: Sozin"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Bb3 Be7 8. f4 O-O 9. Be3 Nxd4 10. Bxd4 b5 11. e5 dxe5 12. fxe5 Nd7 13. O-O b4 14. Ne4 Bb7 15. Nd6 Bxd6 16. exd6 Qg5 17. Qe2 Bd5 18. Rad1 Bxb3 19. axb3 e5 20. Qb5 a6 21. Qxd7 exd4 22. Qf5 Qxf5 23. Rxf5 Rfd8 24. Rxd4 Rac8 25. Rf2 a5 26. Rfd2 f6 27. Rc4 Kf7 28. Rc7+ Kg6 29. Re7 h5 30. d7 Rc7 31. c4 Kh7 32. h4 Kg6 33. Rd5 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.21"] [Round "16"] [White "Olafsson, Fridrik"] [Black "Pomar Salamanca, Arturo"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A04"] [Opening "Reti: 1...c5"] 1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. d3 d5 5. O-O Nf6 6. Bg5 Be7 7. Nfd2 O-O 8. Nc3 d4 9. Bxf6 Bxf6 10. Nd5 Be6 11. c4 dxc3 12. Nxf6+ Qxf6 13. bxc3 Rad8 14. Qa4 Bd7 15. Qc2 Na5 16. Nb3 Nxb3 17. axb3 Qb6 18. Qa2 Ra8 19. Qa5 Bc6 20. Bxc6 Qxc6 21. b4 Rfc8 22. bxc5 Qxc5 23. Qxc5 Rxc5 24. Rfb1 Rc7 25. c4 f6 26. Kg2 Kf7 27. Kf3 Ke6 28. g4 Kd6 29. Rb6+ axb6 30. Rxa8 b5 31. cxb5 Kc5 32. Ke4 Kxb5 33. Ra2 Rd7 34. e3 Kc6 35. Rc2+ Kd6 36. Rb2 Kc6 37. Rc2+ Kd6 {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.24"] [Round "17"] [White "Gligoric, Svetozar"] [Black "Olafsson, Fridrik"] [Result "1-0"] [WhiteElo "2420"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Nd7 10. d4 Bf6 11. a4 Bb7 12. axb5 axb5 13. Rxa8 Bxa8 14. Na3 Qb8 15. Nc2 b4 16. Bd5 bxc3 17. bxc3 Ne7 18. Bxa8 Qxa8 19. Qd3 Ng6 20. Ne3 Re8 21. Nd5 Bd8 22. Qc4 h6 23. Kf1 exd4 24. cxd4 c6 25. Nb4 Ba5 26. Bd2 Bxb4 27. Qxb4 Nf6 28. e5 dxe5 29. dxe5 Qa6+ 30. Kg1 Nd5 31. Qg4 c5 32. Qe4 Qa2 33. Rd1 Nf6 34. Qc6 Nxe5 35. Nxe5 Rxe5 36. Bxh6 Re6 37. Qc8+ Re8 38. Qf5 Qa4 39. Rc1 Qe4 40. Qxe4 Nxe4 41. Be3 Re5 42. f3 Ng5 43. Bxc5 Ne6 44. Bf2 g5 45. h4 gxh4 46. Bxh4 Kg7 47. Rc4 Rf5 48. Be1 Rc5 49. Rg4+ Rg5 50. Re4 Rf5 51. Bd2 Rd5 52. Rg4+ Kf6 53. Be3 Ra5 54. Bf2 Ke7 55. Rg8 Rh5 56. Be3 Rd5 57. Kf2 Rd8 58. Rg4 Ra8 59. Rb4 Ra2+ 60. Kg3 f5 61. Bc1 Rc2 62. Bb2 Kf7 63. Rb7+ Kg6 64. f4 Rc6 65. Be5 Ra6 66. Kh4 Ra2 67. Kh3 Re2 68. Kg3 Ra2 69. Re7 Ra6 70. Kh4 Rb6 71. g4 fxg4 72. Kxg4 Nxf4 73. Rg7+ Kh6 74. Kxf4 Rg6 75. Ra7 Rg1 76. Kf5 Rg5+ 77. Ke6 Kh5 78. Bf6 Rg3 79. Ra4 Re3+ 80. Kf7 Rh3 81. Rf4 Rh1 82. Ke6 Rg1 83. Rh4+ Kg6 84. Rh8 Re1+ 85. Be5 Kg5 86. Rg8+ Kh4 87. Kf5 Kh3 88. Rg3+ Kh4 89. Rg2 Rh1 90. Bf4 Kh3 91. Rb2 Kh4 92. Ra2 Kh3 93. Kg5 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.25"] [Round "18"] [White "Olafsson, Fridrik"] [Black "Schweber, Samuel"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Qc7 8. a4 g6 9. Bd3 Bg7 10. O-O Nbd7 11. Qe1 Nc5 12. Kh1 O-O 13. Qh4 exf4 14. Bxf4 Nxd3 15. cxd3 Be6 16. Ng5 h5 17. Qg3 Ne8 18. Nxe6 fxe6 19. Qxg6 Qf7 20. Qg5 e5 21. Nd5 Kh7 22. Be3 Qxf1+ 23. Rxf1 Rxf1+ 24. Bg1 Nf6 25. Ne7 b5 26. a5 Ra7 27. Qg6+ Kh8 28. Nf5 Rc7 29. h3 b4 30. Kh2 Rxf5 31. Qxf5 Rc2 32. Be3 b3 33. Bg5 Nh7 34. h4 Rxb2 35. Qc8+ Nf8 36. Bf6 Kg8 37. Qc4+ Kh8 38. Qf7 Bxf6 39. Qxf8+ Kh7 40. Qxf6 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.27"] [Round "19"] [White "Yanofsky, Daniel Abraham"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B32"] [Opening "Sicilian: Open, 2...Nc6"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. a3 Nf6 8. f4 Nxd4 9. Qxd4 Ng4 10. Bd2 Qc5 11. Qxc5 Bxc5 12. Nd1 d6 13. Be2 Nf6 14. Nc3 Bd4 15. Bf3 Bd7 16. Ne2 Ba7 17. e5 dxe5 18. fxe5 Nd5 19. Nc3 Ne3 20. Bxb7 Nxc2+ 21. Kd1 Rb8 22. Kxc2 Rxb7 23. Rae1 Bc6 24. Ne4 O-O 25. Bb4 Rfb8 26. Bc3 Rc7 27. Rhf1 Bd5 28. Rf4 h6 29. g3 Bb3+ 30. Kb1 g5 31. Nf6+ Kg7 32. Rb4 Rxb4 33. Ne8+ Kg8 34. Nxc7 Ra4 35. Ne8 Rc4 36. Nd6 Rc7 37. Rf1 Bc5 38. Ba5 Rd7 39. Ne4 Be7 40. Bb4 Bd5 41. Nf6+ {#d} 1/2-1/2

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.02.28"] [Round "20"] [White "Olafsson, Fridrik"] [Black "German, Eugenio Maciel"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "A05"] [Opening "Reti: 1...Nf6"] 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Nbd7 5. Bg5 c6 6. cxd5 exd5 7. Qc2 Be7 8. e3 Nf8 9. Bd3 Ne6 10. Bh4 g6 11. h3 Nh5 12. Bxe7 Qxe7 13. O-O-O Neg7 14. Ne5 Nf6 15. g4 Nd7 16. f4 O-O 17. Kb1 Nxe5 18. dxe5 f6 19. exf6 Rxf6 20. Rhe1 Be6 21. e4 dxe4 22. Nxe4 Rxf4 23. Nc5 Rd8 24. Nxe6 Nxe6 25. Qb3 Kf7 26. Bc4 Rxd1+ 27. Rxd1 Kf6 28. Qc3+ Kf7 29. Re1 Rxc4 30. Qxc4 Qd6 31. Qb3 b6 32. Qf3+ Kg7 33. Rf1 Qe7 34. Qc3+ Kh6 35. Qxc6 Nd4 36. Qc1+ Kg7 37. Qf4 Qc5 $138 {#r} 1-0

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.03.03"] [Round "21"] [White "Cuellar Gacharna, Miguel"] [Black "Olafsson, Fridrik"] [Result "0-1"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "E47"] [Opening "Nimzo-Indian: 4.e3 O-O 5.Bd3"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 Bb7 10. Rd1 Qc8 11. Bd3 Nbd7 12. Bd2 cxd4 13. exd4 Qc6 14. Rac1 Bxc3 15. bxc3 Rfe8 16. Bb5 Qd6 17. Bg5 a6 18. Ba4 b5 19. Bb3 Bd5 20. Ne5 Rec8 21. Nxd7 Nxd7 22. Qg4 f5 23. Qe2 h6 24. Be7 Qc6 25. Re1 Nb6 26. Bc5 Nc4 27. f4 Kh7 28. Bd1 Rg8 29. h4 g6 30. Rf1 Rg7 31. Qf2 Rag8 32. Bf3 g5 33. hxg5 Bxf3 34. Qxf3 Qxf3 35. Rxf3 hxg5 36. Rh3+ Kg6 37. Re1 Kf7 38. fxg5 Rxg5 39. Rh7+ R8g7 40. Rxg7+ Rxg7 41. Kf2 Nd2 42. Bb4 Ne4+ 43. Kg1 Rg3 44. Rc1 Rd3 45. a4 bxa4 46. Kh2 Nf2 47. Ra1 a3 48. Bxa3 Rxc3 49. Bd6 Ng4+ 50. Kg1 Rd3 51. Bc5 Rd2 52. g3 Rd3 53. Kg2 Rd2+ 54. Kg1 Ne3 55. Ra3 Rg2+ 56. Kh1 Re2 57. Rxa6 Ng4 58. Kg1 Nf6 59. Bd6 Ng4 60. Bc5 Rd2 61. Ra8 Nf6 62. Ra7+ Kg6 63. Re7 Ne4 64. Rxe6+ Kg5 65. Kf1 Kg4 66. Ke1 Rg2 67. Bb6 Kf3 68. d5 Re2+ 69. Kd1 Rd2+ 70. Ke1 Rxd5 71. Bc7 Rb5 72. Rb6 Rc5 73. Rb3+ Kg2 74. Bf4 Ra5 75. Ke2 Ra2+ 76. Ke3 Nxg3 77. Bb8 Rf2 78. Kd4 Ne2+ 79. Kd5 Rf1 80. Be5 Rd1+ 81. Kc5 Nc1 82. Rg3+ Kf2 83. Bb8 Rd8 84. Rg5 Nb3+ 85. Kc6 Nd4+ 86. Kb7 Rd5 87. Rg6 Kf3 88. Bc7 Ke4 89. Ra6 Rd7 90. Kc8 Rf7 91. Ra4 Kd5 92. Ra5+ Kc6 93. Ra6+ Kc5 94. Ra7 Nb5 95. Bd6+ Nxd6+ 96. Kd8 Rf8+ 97. Kd7 Nb5 98. Ra1 f4 99. Ke7 Rf5 {#R} 0-1

[Event "Stockholm Interzonal"] [Site "Stockholm"] [Date "1962.03.06"] [Round "23"] [White "Olafsson, Fridrik"] [Black "Stein, Leonid"] [Result "1-0"] [EventType "tourn"] [EventRounds "23"] [EventCountry "SWE"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. f4 O-O 9. Be3 Qc7 10. g4 d5 11. e5 Ne4 12. Nxe4 dxe4 13. Qe1 b5 14. Rc1 Nd7 15. c4 b4 16. Nb3 a5 17. c5 a4 18. Nd2 Bb7 19. Qf2 Ra5 20. Nc4 Rxc5 21. Nd6 Rxc1 22. Rxc1 Qb8 23. Ba7 Qa8 24. Bb5 Bxd6 25. exd6 Nf6 26. d7 Rd8 27. Bb6 Rxd7 28. Bxd7 Nxd7 29. Rc7 Nf6 30. Qd2 Nd5 31. Rd7 Qc8 32. Rd8+ {#r} 1-0