[Event "Skákþing Reykjavíkur - Undanrásir"] [Site "?"] [Date "1950.02.05"] [Round "1"] [White "Gudmundsson, Steingrimur"] [Black "Olafsson, Fridrik"] [Result "1/2-1/2"] [ECO "D55"] [Opening "QGD: 6.Nf3"] 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2 a6 8.Rc1 dxc4 9.Bxc4 b5 10.Bd3 Bb7 11.O-O h6 12.Bh4 c5 13.Rfd1 Bxf3 14.gxf3 cxd4 15.exd4 Nh5 16.Bxe7 Qxe7 17.Ne4 Qh4 18.Ng3 Nb6 19.Qc7 Nd5 20.Qe5 Nhf4 21.Bf1 Qe7 22.Rc5 Rfc8 23.Rdc1 Qd7 24.b4 Ng6 25.Qe1 Nb6 26.Qe4 Na4 27.R5c2 Rd8 28.Ne2 Rac8 29.Bh3 Rxc2 30.Qxc2 Qd6 31.a3 Nf4 32.Bf1 Nxe2+ 33.Bxe2 Qxd4 34.Qc7 Qd6 35.Qb7 Qf4 36.Rc8 Qg5+ 37.Kf1 Rxc8 38.Qxc8+ Kh7 39.Qxa6 Nc3 40.Bd3+ g6 41.Qa7 {#d} 1/2-1/2

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.06"] [Round "2"] [White "Olafsson, Fridrik"] [Black "Solmundarson, Kari"] [Result "1-0"] [ECO "A09"] [Opening "Reti: Accepted, 3.Na3"] 1. Nf3 d5 2. c4 dxc4 3. Na3 Nf6 4. Nxc4 c5 5. g3 b6 6. Bg2 Bb7 7. O-O Nbd7 8. d4 e6 9. Bf4 Ne4 10. Ng5 Ndf6 11. Qa4+ Qd7 12. Qxd7+ Kxd7 13. Nxf7 Rg8 14. f3 Ke7 15. Nfd6 Nxd6 16. Bxd6+ Kd7 17. dxc5 bxc5 18. Rfd1 Bxd6 19. Rxd6+ Ke7 20. e4 Rgd8 21. Rad1 Ba6 22. Rxd8 Rxd8 23. Rxd8 Kxd8 24. Bf1 Bxc4 25. Bxc4 e5 26. Kf2 Kc7 27. Ke3 Kd6 28. Bb5 Kc7 29. Be2 Kd6 30. f4 Nd7 31. Bb5 Nf6 32. h3 Ng8 33. f5 Nf6 34. g4 h6 35. Kf3 Nh7 36. h4 Ke7 37. Ke3 Kd8 38. Be2 Kc7 39. Kd3 Kd6 40. Kc4 Kc6 41. a3 a6 42. Bd1 Kd6 43. Kd3 Nf6 44. b3 Nd7 45. Ke3 a5 46. g5 hxg5 47. hxg5 Ke7 48. Be2 Nb6 49. a4 Kf8 50. Bc4 Nc8 51. Kf3 Ke8 52. Kg4 Kf8 53. Kh5 Ne7 54. Be6 g6+ 55. Kh6 gxf5 56. exf5 e4 57. f6 Ng8+ 58. Kg6 e3 59. Bc4 {#r} 1-0

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.08"] [Round "3"] [White "Johnsen, Larus"] [Black "Olafsson, Fridrik"] [Result "1-0"] [ECO "D31"] [Opening "Semi-Slav: 4.Nf3"] 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Bd6 6. Bd3 Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bc2 h6 11. O-O O-O 12. b3 Qe7 13. a3 Rd8 14. Qe2 b6 15. Bb2 Bb7 16. Rfe1 Nd7 17. h3 Rac8 18. Ne5 Bxe5 19. dxe5 Nf8 20. f4 c5 21. Rf1 Rc7 22. Bc3 a5 23. Rf2 Qh4 24. Kh2 Bc8 25. Rg1 Qe7 26. g4 Nh7 27. g5 hxg5 28. Bxh7+ Kxh7 29. Qh5+ Kg8 30. Rxg5 Bb7 31. Qh6 Qf8 32. f5 exf5 33. Rfxf5 Rd1 34. Qxb6 Rcd7 35. e6 Rh1+ 36. Kg3 Rd3+ 37. Kf2 Rh2+ 38. Ke1 Re3+ 39. Kf1 Rexh3 40. exf7+ Kh7 41. Qg6+ {#r} 1-0

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.12"] [Round "4"] [White "Agustsson, Jon"] [Black "Olafsson, Fridrik"] [Result "0-1"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d3 d6 8. Ng5 O-O 9. f4 h6 10. Nf3 exf4 11. Bxf4 Bg4 12. c3 Nh5 13. Qd2 Qd7 14. Bxh6 gxh6 15. Qxh6 Ng7 16. d4 Na5 17. Bc2 Qe6 18. Qc1 f5 19. Nbd2 Qh6 20. h3 Bxf3 21. Nxf3 Qxc1 22. Raxc1 Nc4 23. Bb3 fxe4 24. Rfe1 exf3 25. Rxe7 f2+ 26. Kf1 Nf5 {#R} 0-1

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.14"] [Round "5"] [White "Olafsson, Fridrik"] [Black "Agustsson, Gudmundur"] [Result "0-1"] [ECO "C34"] [Opening "KGA: Schallop Defence"] 1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 d5 5. e5 Ne4 6. d3 Nxc3 7. bxc3 g5 8. h3 c5 9. d4 c4 10. Be2 Be6 11. O-O Be7 12. Nh2 Nd7 13. Bg4 Nf8 14. Bxe6 Nxe6 15. Qf3 Qd7 16. a4 h5 17. Ba3 Bxa3 18. Rxa3 O-O-O 19. a5 Rdg8 20. Ra2 g4 21. hxg4 hxg4 22. Nxg4 Ng5 23. Qd1 Ne4 24. Rxf4 Rh4 25. Rxe4 dxe4 26. Ne3 Qh3 27. Qe1 Qh2+ 28. Kf2 Rf4+ 29. Ke2 Rxg2+ 30. Nxg2 Qxg2+ 31. Ke3 Rf3+ {#R} 0-1

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.19"] [Round "6"] [White "Olafsson, Fridrik"] [Black "Olafsson, Thorir"] [Result "1/2-1/2"] [ECO "A05"] [Opening "Reti: 1...Nf6"] 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 d6 6. d4 Nfd7 7. Bg2 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. O-O c6 11. Nc3 Be6 12. Ne4 Na6 13. Ba3 Qxd1 14. Raxd1 Rfd8 15. Be7 Rxd1 16. Rxd1 f5 17. Ng5 Nc7 18. Rd6 Re8 19. Bd8 h6 20. Bxc7 hxg5 21. h3 Bf6 22. e3 Kf7 23. Bf1 e4 24. Rd2 {#d} 1/2-1/2

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.21"] [Round "7"] [White "Olafsson, Fridrik"] [Black "Johannesson, Bjorn"] [Result "1-0"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 Ba7 7. d4 Nxe4 8. Qe2 f5 9. Bxc6 bxc6 10. Nxe5 O-O 11. Qc4+ d5 12. Qxc6 Rb8 13. Qa4 Bb7 14. Nd2 Qd6 15. Ndf3 f4 16. Qd7 Rbd8 17. Qxd6 Rxd6 18. h4 a5 19. Re1 h6 20. h5 Rf5 21. Nd3 Rdf6 22. Nfe5 Ba6 23. f3 Ng3 24. Nxf4 Rxf4 25. Bxf4 Rxf4 26. Ng6 Rf6 27. Re8+ Kf7 28. Rae1 Ne2+ 29. R1xe2 Bxe2 30. Re7+ Kg8 31. Rxe2 Bb6 32. Ne7+ Kf7 33. Nxd5 Rf5 34. Nxb6 {#r} 1-0

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.02.26"] [Round "8"] [White "Asmundsson, Ingvar"] [Black "Olafsson, Fridrik"] [Result "0-1"] [ECO "D17"] [Opening "Slav: Czech Defence"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. e3 Bb4 8. Bxc4 O-O 9. O-O Nbd7 10. Nxd7 Qxd7 11. Bd3 Bxd3 12. Qxd3 c5 13. Rd1 Rfd8 14. Ne4 Nxe4 15. Qxe4 Qd5 16. Qxd5 Rxd5 17. Bd2 Bxd2 18. Rxd2 cxd4 19. Rxd4 Rxd4 20. exd4 Rc8 21. Kf1 Rc4 22. b3 Rxd4 23. Rc1 g6 24. Ke2 Kf8 25. Rc8+ Ke7 26. Ke3 Rb4 27. Rc7+ Kf6 28. Rc3 h5 29. f4 b6 30. h4 Kf5 31. g3 Kg4 32. Kf2 f6 33. Re3 Kf5 34. Rc3 Rd4 35. Ke3 Rd5 36. Rc4 Rc5 37. Rb4 Kg4 38. Re4 Rc3+ 39. Kd4 Rxg3 40. Rxe6 Kf5 41. Re7 Rxb3 42. Rxa7 Kxf4 43. Kc4 Rb1 44. Rf7 Kf5 45. Rd7 g5 46. Rd5+ Kg6 47. hxg5 fxg5 48. Rd6+ Kf5 49. Rd5+ Kg4 50. Rd4+ Kh3 51. Rd3+ Kh4 52. Rd1 Rxd1 {#R} 0-1

[Event "Skakthing Reykjavikur - Undanrasir"] [Site "?"] [Date "1950.03.01"] [Round "9"] [White "Stefansson, Arni"] [Black "Olafsson, Fridrik"] [Result "0-1"] [ECO "D70"] [Opening "Neo-Gruenfeld: Alekhine's Anti-Gruenfeld"] 1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Bd3 Bg7 7. Ne2 O-O 8. Be3 c5 9. e5 cxd4 10. Bxd4 Nc6 11. Bc3 Nxe5 12. Bc2 Nd5 13. Bb3 Nxc3 14. Nbxc3 Nd3+ 15. Kf1 Bf5 16. Bc2 Nxb2 17. Qc1 Bxc3 18. Nxc3 Bd3+ 19. Bxd3 Qxd3+ 20. Kf2 Qd4+ 21. Kg3 Nd3 22. Qd2 Rac8 23. Ne2 Qf2+ {#R} 0-1