[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.14"] [Round "1"] [White "Sigurjonsson, Gudmundur"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "B42"] [Opening "Sicilian: Kan, 5.Bd3"] 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Bc5 6.Nb3 Bb6 7.Nc3 Nc6 8.Qe2 Nge7 9.Be3 O-O 10.O-O-O d6 11.f4 Bd7 12.Rhf1 Nb4 13.a3 Nxd3+ 14.Rxd3 Bc7 15.Bd2 Qe8 16.g4 f6 17.h4 b5 18.Rg3 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.15"] [Round "2"] [White "Bohm, Hans"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [WhiteElo "2445"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A45"] [Opening "Indian: 2.c3 g6 3.Bg5"] 1. d4 Nf6 2. c3 g6 3. Bg5 Bg7 4. Nd2 d6 5. e3 Nbd7 6. Bd3 e5 7. Ne2 O-O 8. O-O Qe7 9. Qc2 Re8 10. f4 exd4 11. exd4 h6 12. Bh4 Qf8 13. Rf3 b6 14. Ng3 Bb7 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.16"] [Round "3"] [White "Olafsson, Fridrik"] [Black "Kurajica, Bojan"] [Result "1/2-1/2"] [BlackElo "2530"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "C24"] [Opening "Bishop's Opening: Paulsen, 4.Nf3"] 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Nbd7 6. O-O Bd6 7. Nc3 dxe4 8. Ng5 O-O 9. Ngxe4 Nc5 10. Nxd6 Qxd6 11. f4 Nxb3 12. axb3 h6 13. fxe5 Qxe5 14. Bf4 Qc5+ 15. Kh1 Re8 16. Ra4 Ng4 17. Qd2 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.18"] [Round "4"] [White "Nikolac, Juraj"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [WhiteElo "2475"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A53"] [Opening "Old Indian: 3.Nc3 Nbd7 4.e4 e5"] 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. d5 Be7 6. Bd3 O-O 7. Nf3 a5 8. h3 Nc5 9. Bc2 c6 10. Be3 cxd5 11. exd5 Nfd7 12. Nd2 Kh8 13. O-O f5 14. f3 Bg5 15. Bxg5 Qxg5 16. Qe2 Qd8 17. Kh2 g5 18. g4 Nf6 19. Rg1 f4 20. Rg2 b6 21. Kh1 Ra7 22. Rag1 Rg7 23. Rh2 Kg8 24. a3 Bd7 25. b4 axb4 26. axb4 Na6 27. Rb1 Nc7 28. Nde4 Nce8 29. Qd3 Bc8 30. Ra1 Bb7 31. Ba4 Nxe4 32. Nxe4 Nf6 33. Rha2 Nxe4 34. Qxe4 h5 35. Bc6 Bc8 36. Ra7 Qf6 37. Qc2 hxg4 38. hxg4 e4 39. Qxe4 Rg6 40. R1a2 Rh6+ 41. Rh2 Bxg4 42. Rxh6 Qxh6+ 43. Kg1 Bf5 44. Qe7 g4 45. Bd7 g3 46. Be6+ Bxe6 47. Qxe6+ Qxe6 48. dxe6 Rf6 49. Ra8+ Rf8 50. Ra7 Rf6 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.19"] [Round "5"] [White "Olafsson, Fridrik"] [Black "Timman, Jan H"] [Result "1-0"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A47"] [Opening "Neo-Queen's Indian"] 1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Ba6 5. Qa4 Qe7 6. a3 Qd6 7. Nbd2 c5 8. e4 Qc6 9. Qxc6 Nxc6 10. d5 Nd4 11. Nxd4 cxd4 12. b4 e5 13. Bd3 Rc8 14. Ke2 h5 15. h3 h4 16. g4 Be7 17. f4 d6 18. a4 Bd8 19. a5 bxa5 20. b5 Bb7 21. Nb3 a6 22. Nxa5 Bxa5 23. Rxa5 axb5 24. cxb5 O-O 25. fxe5 dxe5 26. Ba3 Ra8 27. Bb4 Rxa5 28. Bxa5 Ra8 29. Bd2 Ra2 30. Rc1 Ne8 31. Rc2 Ra3 32. Bb4 Ra8 33. Be7 Bc8 34. b6 f6 35. d6 Kf7 36. Bb5 Be6 37. b7 Rb8 38. Ba6 Bd7 39. Rc8 {#r} 1-0

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.20"] [Round "6"] [White "Ligterink, Gert"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [WhiteElo "2430"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "B28"] [Opening "Sicilian: O'Kelly, 3.c4 e6"] 1. e4 c5 2. Nf3 a6 3. c4 e6 4. Nc3 Nc6 5. d4 cxd4 6. Nxd4 Qc7 7. Be2 Nf6 8. O-O Bb4 9. Bg5 Qd6 10. Nxc6 Qxd1 11. Nxd1 dxc6 12. e5 Ne4 13. Bf4 f6 14. exf6 gxf6 15. a3 Bd2 16. Bxd2 Nxd2 17. Re1 Nb3 18. Rb1 a5 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.22"] [Round "7"] [White "Olafsson, Fridrik"] [Black "Barczay, Laszlo"] [Result "1-0"] [BlackElo "2470"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A05"] [Opening "Reti: 1...Nf6"] 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Qc2 Re8 8. Rd1 c6 9. e4 e5 10. Nc3 exd4 11. Nxd4 Ng4 12. h3 Nge5 13. b3 Nc5 14. Be3 Qc7 15. Rd2 a5 16. Rad1 Bf8 17. Re2 (17. f4 Ned7 18. Bf2 $14) 17... Qb6 18. Rb1 (18. f4 ) 18... Bg7 19. f4 Ned3 20. Kh2 (20. a3) 20... h5 (20... f5 $5) 21. Qd2 h4 22. g4 Qc7 23. Kh1 Ra6 24. a3 Rb6 25. Nc2 g5 $5 26. f5 Qe7 27. b4 axb4 28. axb4 Nf4 (28... Ne5 $6 29. bxc5) 29. Bxf4 gxf4 30. e5 dxe5 31. bxc5 Rxb1+ 32. Nxb1 Rd8 33. Qe1 Qxc5 34. Nd2 Rd3 35. Ne4 Qxc4 36. Rd2 Rxd2 37. Qxd2 Bf8 38. Qd8 f3 39. Nf6+ Kg7 40. Nh5+ Kh7 $2 (40... Kg8 $6 41. Qg5+ Kh8 42. Ne3 $1 fxg2+ 43. Nxg2 e4 44. Qd8 Kg8 45. Nf6+ Kg7 46. Ne8+ Kh7 47. Qg5) 41. Qxf8 {#r} 1-0

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.23"] [Round "8"] [White "Miles, Anthony J"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [WhiteElo "2555"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A15"] [Opening "English: Anglo-Indian, 2.Nf3"] 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. d4 a6 8. dxc5 Bxc5 9. Nd4 Qb6 10. e3 Ne5 11. Qe2 Bd7 12. Nc3 O-O 13. O-O Rfd8 14. Rd1 Be8 15. Bd2 Rac8 16. Be1 Be7 17. Rac1 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.24"] [Round "9"] [White "Olafsson, Fridrik"] [Black "Geller, Efim P"] [Result "1/2-1/2"] [BlackElo "2590"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A13"] [Opening "English: 1...e6 2.Nf3 Nf6"] 1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. d4 Be7 5. Bg5 O-O 6. Rc1 h6 7. Bh4 b6 8. Bxf6 Bxf6 9. cxd5 exd5 10. g3 Be6 11. Bg2 c5 12. O-O Nc6 13. dxc5 bxc5 14. Ne1 Rb8 15. Nd3 c4 16. Nf4 Rxb2 17. Ncxd5 Bxd5 18. Bxd5 Nb4 19. Bxc4 Nxa2 20. Qxd8 Rxd8 21. Ra1 Rc2 22. Rxa2 Rxc4 23. Rxa7 Rc2 24. e3 Rdd2 25. Kg2 Bg5 26. Ra4 Bxf4 27. Rxf4 h5 28. h3 g6 29. g4 hxg4 30. hxg4 Kg7 31. Kg3 Rd6 32. Rh1 Rdc6 33. Rd4 Rc1 34. Rh2 Rg1+ 35. Rg2 Rxg2+ 36. Kxg2 g5 37. Rd5 Kg6 38. Rf5 Rc4 39. Kf3 Ra4 40. Rd5 f6 {#d} 1/2-1/2

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.25"] [Round "10"] [White "Sosonko, Gennadi"] [Black "Olafsson, Fridrik"] [Result "1-0"] [WhiteElo "2530"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "E00"] [Opening "Catalan: 3...c5"] 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 b5 6. e4 $5 Nxe4 (6... Bb7 $6 7. Bg5 h6 8. Bxf6 Qxf6 9. Nc3) 7. Qe2 Qe7 8. Bg2 Nd6 9. Be3 b4 10. Bxc5 Qxe2+ 11. Nxe2 Na6 12. Bd4 Nf5 13. O-O Bc5 $1 (13... Bd6 $6 14. Nd2 Nxd4 15. Nxd4 O-O 16. Ne4 $14) 14. Bxc5 Nxc5 15. Nd2 Ba6 16. Rfc1 Nd3 17. Rc2 O-O 18. Bh3 Rfe8 19. Nb3 Re5 $1 20. Ned4 (20. f4 $6 Ne3 $19) 20... Nxd4 21. Nxd4 Rd8 22. d6 g6 23. Rd1 Rd5 24. Nb3 $2 (24. Nf3 $5) 24... Nxf2 25. Rxd5 Nxh3+ 26. Kg2 Bb7 27. Kxh3 $2 (27. Rcc5 $5 Ng5 28. Kf1 Bxd5 29. Rxd5 Ne4 30. Ra5 Nxd6 31. Rxa7) 27... Bxd5 28. Rc7 a6 (28... a5 29. Nxa5 Ra8 30. Nb7 Rxa2 31. Nc5) 29. Nc5 Bxa2 30. Nxa6 Be6+ $2 (30... Kg7 31. Nc5 Kf6 $19) 31. Kg2 b3 $2 (31... Kg7 $5 32. Kf3) 32. Kf3 Kg7 33. Ke3 Kf6 34. Kd4 h5 35. Nc5 g5 36. Rb7 Kf5 37. Rb5 Kg4 38. Ke5 f6+ $4 (38... Kh3 39. Kf6 Re8 40. Nxe6 Rxe6+ 41. Kxg5 Kxh2 42. Rxb3 Rxd6 43. Kxh5 $10) 39. Kxf6 Rf8+ 40. Ke7 Rf7+ 41. Ke8 Rf6 42. Nxe6 $6 Rxe6+ 43. Kxd7 Re2 44. Rxb3 Rxh2 45. Ke8 $2 (45. Kd8 $1 h4) 45... h4 $2 46. gxh4 gxh4 47. d7 Re2+ 48. Kf7 $1 Rd2 49. Ke7 h3 50. Rxh3 {#r} 1-0

[Event "Hoogovens"] [Site "Wijk aan Zee"] [Date "1977.01.27"] [Round "11"] [White "Olafsson, Fridrik"] [Black "Kavalek, Lubomir"] [Result "1/2-1/2"] [EventType "tourn"] [EventRounds "11"] [EventCountry "NED"] [ECO "A05"] [Opening "Reti: 1...Nf6"] 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. Nc3 d5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. d3 Nc6 10. Be3 Bd7 11. Nd4 Qd6 12. Nxc6 Bxc6 13. Bxc6 Qxc6 {#d} 1/2-1/2