[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "7"]
[White "Agustsson, Gudmundur"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "C05"]
[PlyCount "38"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 b6 7. Be2 cxd4 8. cxd4 Ba6 9. 0-0 Bxe2 10. Qxe2 Nc6 11. Nb3 Be7 12. Bd2 Qc7 13. Rac1 Qb7 14. Rc2 Rc8 15. Rfc1 0-0 16. Qd3 Rfe8 17. a3 Nf8 18. Bg5 Bxg5 19. Nxg5 h6 1/2-1/2

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "8"]
[White "Gudmundsson, Arinbjorn"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "147"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 g6 5. 0-0 Bg7 6. c4 d6 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Nd7 10. Rd1 0-0 11. Bg5 h6 12. Be3 Kh7 13. Ng5+ hxg5 14. Bxb7 Rb8 15. Bc6 e5 16. Bxd7 exd4 17. Bxd4 Bxd4 18. Rxd4 Qxd7 19. Qd2 f6 20. h4 Rh8 21. hxg5 Kg7 22. gxf6+ Kf7 23. Qg5 Qh3 24. Qd5+ Kf8 25. Qg2 Qf5 26. Qe4 Qxf6 27. Qf4 Qxf4 28. Rxf4+ Kg7 29. Rd1 Rh6 30. Kg2 Rbh8 31. e4 Rh5 32. Rd5 Re5 33. Rh4 Rhe8 34. f3 Rb8 35. Rxe5 dxe5 36. Kf1 Rd8 37. Ke2 Rd4 38. b3 Rd7 39. Rh1 Kf6 40. f4 a5 41. Ke3 Re7 42. Rh6 Kg7 43. Rh2 Kf6 44. g4 exf4+ 45. Kxf4 g5+ 46. Ke3 Rd7 47. Rh6+ Ke5 48. Rg6 Rd1 49. Rxg5+ Kf6 50. Rf5+ Ke6 51. Rf2 Ke5 52. Rf5+ Ke6 53. Rf3 Ke5 54. Rg3 Rd4 55. g5 Rxe4+ 56. Kd3 Rd4+ 57. Ke3 Re4+ 58. Kd3 Rd4+ 59. Kc3 Rd7 60. g6 Rg7 61. Kd3 c6 62. a4 Kf4 63. Rg2 c5 64. Ke2 Re7+ 65. Kf2 Rg7 66. Rg1 Ke4 67. Rg4+ Kd3 68. Kg2 Kc3 69. Rg3+ Kb4 70. Kh3 b5 71. axb5 a4 72. bxa4 Kxc4 73. Kh4 Kb4 74. Rg4+ 1-0

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "9"]
[White "Gudmundsson, Gudbjartur"]
[Black "Asmundsson, Ingvar"]
[Result "1-0"]
[ECO "D70"]
[PlyCount "59"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. c4 c6 5. e3 Bg7 6. Be2 0-0 7. 0-0 Bf5 8. b4 Nbd7 9. Bb2 Ne4 10. Qb3 Ndf6 11. Rfd1 Nxd2 12. Nxd2 Ne4 13. cxd5 Nxd2 14. Rxd2 cxd5 15. Rc1 Qd7 16. Rc5 b6 17. Bb5 Qd8 18. Rc1 Be6 19. Ba6 Rb8 20. Rdc2 b5 21. a4 bxa4 22. Qxa4 Qd6 23. b5 Bd7 24. Ba3 Qe6 25. Rc7 f5 26. Qb4 Rf7 27. Rxa7 f4 28. exf4 Rxf4 29. Qxe7 Qxe7 30. Bxe7 1-0

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "4"]
[White "Gudmundsson, Gudbjartur"]
[Black "Benko, Pal C"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "86"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. c4 Bg7 5. e3 0-0 6. Be2 c5 7. dxc5 Na6 8. Nb3 Nxc5 9. Nxc5 Qa5+ 10. Bd2 Qxc5 11. Qb3 dxc4 12. Bxc4 b5 13. Be2 a6 14. Rc1 Qd5 15. Qxd5 Nxd5 16. b3 Bd7 17. Bd3 Rac8 18. Ke2 Nc3+ 19. Bxc3 Bxc3 20. Rhd1 Rc7 21. Bc4 Ba5 22. Bd3 Bc3 23. Bc4 b4 24. Bd5 Bc8 25. Nd2 a5 26. Bc4 Bb7 27. f3 Rfc8 28. Nf1 Kg7 29. e4 e6 30. Rd3 Be5 31. Rcd1 Rxc4 32. bxc4 Rxc4 33. Kf2 Ba6 34. Rd7 Rc3 35. R1d2 Bf4 36. Rb2 Bc1 37. Rb1 Rc2+ 38. Kg1 Bc4 39. Rc7 Bf4 40. Rc5 Bxa2 41. Rxc2 Bxb1 42. Rb2 Bd3 43. g3 Bc1 0-1

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "6"]
[White "Gudmundsson, Gudbjartur"]
[Black "Olafsson, Fridrik"]
[Result "1/2-1/2"]
[ECO "E21"]
[PlyCount "45"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. g3 Bb4 6. Bg2 Bxc3+ 7. bxc3 Be4 8. 0-0 0-0 9. Ne1 Bxg2 10. Nxg2 Nc6 11. Qd3 Qc8 12. e4 d6 13. Bg5 Nd7 14. g4 Na5 15. Ne3 Qa6 16. Rad1 Rae8 17. f3 c6 18. Bf4 Nb7 19. Rd2 Rc8 20. Bg3 Rfd8 21. Bh4 Re8 22. Bg3 Rcd8 23. Bh4 1/2-1/2

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "11"]
[White "Gudmundsson, Gudbjartur"]
[Black "Palmason, Gudmundur"]
[Result "1/2-1/2"]
[ECO "A30"]
[PlyCount "29"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 c5 6. c4 Qc8 7. b3 cxd4 8. Nxd4 Bxg2 9. Kxg2 Be7 10. Bb2 0-0 11. Nc3 Qb7+ 12. Kg1 Rd8 13. Qc2 Nc6 14. Nxc6 dxc6 15. Rad1 1/2-1/2

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "2"]
[White "Gudmundsson, Gudbjartur"]
[Black "Pilnik, Hermann"]
[Result "1/2-1/2"]
[ECO "E95"]
[PlyCount "73"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nbd7 8. Re1 c6 9. Bf1 Re8 10. Be3 Ng4 11. Bg5 f6 12. Bc1 Nh6 13. b3 Nf7 14. Bb2 Nf8 15. Ne2 Qe7 16. h3 Bd7 17. Qd2 Rad8 18. Qa5 a6 19. Rad1 Bc8 20. b4 f5 21. exf5 e4 22. Ng3 d5 23. fxg6 hxg6 24. Ne5 Nxe5 25. dxe5 Be6 26. cxd5 cxd5 27. b5 Nd7 28. bxa6 bxa6 29. Rxd5 Bxd5 30. Qxd5+ Kh7 31. Qxe4 Nxe5 32. Bxa6 Nf3+ 33. gxf3 Qg5 34. Qxe8 Rxe8 35. Rxe8 Bxb2 36. Kg2 Be5 37. Bf1 1/2-1/2

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "3"]
[White "Gunnarsson, Gunnar K"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "89"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d6 8. 0-0 Qe7 9. Bg5 h6 10. Bh4 g5 11. Bg3 Ng4 12. h3 Ne5 13. f4 gxf4 14. Bxf4 Qh4 15. Bxe5 dxe5 16. Bc4 Bxh3 17. Bxf7+ Ke7 18. Qh5 Qxh5 19. Bxh5 Be6 20. Rf3 Raf8 21. Raf1 Rxf3 22. Rxf3 Rg8 23. Rd3 Rg5 24. Bd1 h5 25. a3 Bc5+ 26. Kh2 h4 27. Bf3 Bd4 28. Nd1 Rg8 29. c3 Bb6 30. b4 a5 31. Ne3 axb4 32. cxb4 Kf6 33. Nc2 Bf2 34. Rc3 Bd7 35. a4 Ra8 36. Ra3 c5 37. b5 Be6 38. Be2 Ke7 39. a5 Kd6 40. a6 Bd4 41. g3 hxg3+ 42. Rxg3 c4 43. Rg6 Ke7 44. Rg7+ Kd6 45. Rg6 1/2-1/2

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "1"]
[White "Johannesson, Bjorn"]
[Black "Gudmundsson, Gudbjartur"]
[Result "0-1"]
[ECO "D67"]
[PlyCount "100"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. Nc3 0-0 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Rd8 12. Nxd5 exd5 13. Bd3 Nf8 14. Qd2 Bd7 15. b4 Be8 16. a4 a6 17. Qb2 Rd6 18. Rc3 Ne6 19. Rfc1 Rdd8 20. b5 cxb5 21. axb5 a5 22. b6 a4 23. Ra3 Rd6 24. Rb1 g6 25. Qb4 Qd8 26. Rc3 Rc6 27. Rxc6 Bxc6 28. Ne5 Be8 29. h3 f6 30. Nf3 Bc6 31. Ra1 Qf8 32. Qc3 Qd6 33. Nd2 Rc8 34. Qa5 Qd8 35. Nb1 Ra8 36. Qb4 Nf8 37. Nc3 Nd7 38. Rb1 Qf8 39. Qb2 f5 40. Qa2 Qd6 41. h4 Nf6 42. Bb5 Ra5 43. Bxa4 Ne4 44. Nb5 Bxb5 45. Rxb5 Nc3 46. Qd2 Rxb5 47. Bxb5 Nxb5 48. Qa5 Qd7 49. Qa8+ Kg7 50. Qb8 Nd6 0-1

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "10"]
[White "Johannsson, Ingi Randver"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "D67"]
[PlyCount "28"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Rd8 12. Qb3 Nf8 13. Ne4 Nb6 14. Rfd1 Bd7 1/2-1/2

[Event "Reykjavik"]
[Site "Reykjavik"]
[Date "1957.??.??"]
[Round "5"]
[White "Stahlberg, Gideon"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "111"]
[EventDate "1957.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ISL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. d4 Bb7 4. Nc3 Ne4 5. Qc2 Nxc3 6. bxc3 d6 7. g3 Nd7 8. Bg2 g6 9. 0-0 Bg7 10. e4 0-0 11. a4 e5 12. Bg5 Qe8 13. Rfe1 f6 14. Bc1 Qf7 15. Be3 Ba6 16. Nd2 Bxc4 17. Nxc4 Qxc4 18. Bf1 Qf7 19. Bb5 Kh8 20. Bc6 Rad8 21. a5 Nb8 22. Bd5 Qe8 23. axb6 axb6 24. Qb3 Rd7 25. Ra8 Re7 26. f3 Qd7 27. Rea1 f5 28. dxe5 Bxe5 29. R1a7 fxe4 30. Rb7 Ree8 31. f4 Bg7 32. Qc4 Qg4 33. Ra1 c6 34. Bd4 Nd7 35. Bxg7+ Kxg7 36. Qxc6 Rd8 37. Bxe4 Kh6 38. Bf3 Qe6 39. Kg2 Nf6 40. Qb5 Rd7 41. Qxb6 Rxb7 42. Qxb7 Rf7 43. Qc6 Qe3 44. Ra2 Qd3 45. Re2 Ra7 46. Qc8 Kg7 47. Qb8 Rf7 48. Qb4 Rc7 49. Qd4 Rxc3 50. Re7+ Kh6 51. Qxd3 Rxd3 52. g4 g5 53. h4 Kg6 54. hxg5 Rd4 55. Kg3 h5 56. Re6 1-0

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.25"]
[Round "11"]
[White "Gudmundsson, Gudbjartur"]
[Black "Lundin, Erik"]
[Result "1-0"]
[ECO "A62"]
[PlyCount "83"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "SWE"]

1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. c4 g6 5. Nc3 Bg7 6. g3 0-0 7. Bg2 e6 8. 0-0 exd5 9. cxd5 Na6 10. Bf4 Nc7 11. e4 Re8 12. Re1 Nh5 13. Bg5 f6 14. Be3 b5 15. a3 a5 16. Nh4 Bf8 17. f4 Ng7 18. b4 axb4 19. axb4 Rxa1 20. Qxa1 cxb4 21. Na2 Na6 22. Qb1 Qa5 23. Bd2 g5 24. fxg5 fxg5 25. Nf3 g4 26. Nd4 Bd7 27. Nxb4 Rc8 28. Qb2 Nxb4 29. Bxb4 Qb6 30. Kh1 Rc4 31. Rd1 Be7 32. Nc6 Bf8 33. Rf1 Nh5 34. e5 Qe3 35. e6 Bxc6 36. dxc6 Bg7 37. Qd2 Qxd2 38. Bxd2 Bf6 39. Bd5 Rc5 40. e7+ Rxd5 41. e8Q+ Kg7 42. Qd7+ 1-0

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.23"]
[Round "10"]
[White "Cortlever, Nicolaas"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "40"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Netherlands"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "ISL"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d6 8. Bg5 h6 9. Bh4 g5 10. Bg3 Qe7 11. Qe2 Ng4 12. f4 gxf4 13. Bxf4 Ne5 14. h3 Qh4+ 15. Qf2 Nf3+ 16. Ke2 Qxf4 17. Qxf3 Qxf3+ 18. Kxf3 Be6 19. Ne2 Bd2 20. Rad1 Bg5 1/2-1/2

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.20"]
[Round "8"]
[White "Schmid, Lothar"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "C03"]
[PlyCount "77"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "German Fed Rep"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "ISL"]

1. e4 e6 2. d4 d5 3. Nd2 f5 4. exf5 exf5 5. Bd3 Nf6 6. Ndf3 Bd6 7. Ne2 0-0 8. 0-0 Kh8 9. c4 b6 10. Qc2 dxc4 11. Bxc4 Nc6 12. Bg5 h6 13. Bf4 Nb4 14. Qb3 g5 15. Be5 Kh7 16. Rad1 Nc6 17. Qc2 Ne7 18. Ng3 Nfd5 19. Rfe1 Bb7 20. h4 g4 21. Nh2 Ng6 22. h5 Nh4 23. Bxd6 cxd6 24. Bxd5 Bxd5 25. Nxg4 Qg5 26. Ne3 Be6 27. Qc7+ Rf7 28. Qxd6 Bxa2 29. Ra1 f4 30. Rxa2 fxe3 31. Rxe3 Raf8 32. b4 Rf4 33. Rxa7+ R8f7 34. Ree7 Kg8 35. Re8+ Kg7 36. Raa8 Rxf2 37. Rg8+ Kh7 38. Rh8+ Kg7 39. Rag8# 1-0

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.18"]
[Round "6"]
[White "Gudmundsson, Gudbjartur"]
[Black "Bronstein, David Ionovich"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "64"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Soviet Union"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "URS"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. e3 Bg7 5. Bd3 c5 6. c3 Nc6 7. Qe2 0-0 8. 0-0 Nd7 9. e4 dxe4 10. Qxe4 cxd4 11. cxd4 Nxd4 12. Bc4 Nc5 13. Qh4 Nf5 14. Qf4 Nd3 15. Bxd3 Qxd3 16. Qb4 a5 17. Qc5 Be6 18. a4 Rfc8 19. Qb6 Bd5 20. Ra3 Qc2 21. h3 e5 22. Re1 e4 23. Ng5 Re8 24. Qb5 Bc6 25. Qe2 h6 26. Ngxe4 Bxe4 27. Nxe4 Qxe2 28. Rxe2 Nd4 29. Ree3 Nc2 30. Nd6 Red8 31. Rad3 Nxe3 32. Bxe3 Bf8 0-1

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.17"]
[Round "5"]
[White "Bolbochan, Julio"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "D90"]
[PlyCount "57"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Argentina"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Nc3 g6 5. cxd5 cxd5 6. Bf4 Nc6 7. h3 Bg7 8. e3 0-0 9. Be2 a6 10. Ne5 Qb6 11. a3 Nd8 12. 0-0 Qa7 13. Qb3 e6 14. Rfc1 Bd7 15. Na4 Bxa4 16. Qxa4 Re8 17. Rc7 Bf8 18. Ng4 Nxg4 19. Qxe8 Nf6 20. Qa4 Nc6 21. Rc1 Qb6 22. b4 Nxd4 23. exd4 Qxd4 24. Be3 Qe5 25. Rc8 Rxc8 26. Rxc8 Kg7 27. Qd1 Bd6 28. g3 Qb2 29. Qc1 1-0

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.15"]
[Round "4"]
[White "Gudmundsson, Gudbjartur"]
[Black "Tsvetkov, Alexandar K"]
[Result "1/2-1/2"]
[ECO "D04"]
[PlyCount "73"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Bulgaria"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "BUL"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. e3 Bg7 5. Bd3 0-0 6. 0-0 Nbd7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 c5 10. c3 cxd4 11. Nxd4 Nc5 12. Bc2 Ne6 13. Nxe6 Bxe6 14. Qxd8 Rfxd8 15. Be3 Bd5 16. Rfd1 e6 17. Rd2 Bf6 18. Rad1 Rdc8 19. Bb3 Bc6 20. f3 b5 21. Ra1 Be8 22. Kf2 Rd8 23. Rxd8 Rxd8 24. a4 Rb8 25. a5 a6 26. Bc5 Rc8 27. Bb4 h5 28. Rd1 Kg7 29. Bc2 Bc6 30. h3 Be5 31. Bd6 Kf6 32. Bxe5+ Kxe5 33. Ke3 Bd5 34. Rd4 Rc4 35. Rxc4 bxc4 36. h4 Kd6 37. Kf4 1/2-1/2

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.14"]
[Round "3"]
[White "Kluger, Gyula"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "69"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Hungary"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "ISL"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. cxd5 exd5 6. Bf4 0-0 7. Qc2 c6 8. e3 Re8 9. Bd3 Nbd7 10. g4 Nf8 11. h3 c5 12. dxc5 Bxc5 13. 0-0-0 Be6 14. g5 Nh5 15. Be5 Rc8 16. Kb1 Qa5 17. Nd4 Bd7 18. Nb3 Qd8 19. Nxc5 Rxc5 20. Bd4 Rc8 21. Qe2 Nf4 22. Qc2 Nxd3 23. Qxd3 Qa5 24. f4 b5 25. Nxd5 b4 26. Bxg7 Rc6 27. Bxf8 Kxf8 28. Qxh7 Bf5+ 29. Qxf5 Ra6 30. a3 bxa3 31. Qh7 Rg6 32. Qh8+ Rg8 33. Qh6+ Rg7 34. Qd6+ Kg8 35. Nf6+ 1-0

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.13"]
[Round "2"]
[White "Gudmundsson, Gudbjartur"]
[Black "Czerniak, Moshe"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "74"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Israel"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "ISR"]

1. d4 c5 2. e3 Nf6 3. Nf3 g6 4. Bd3 Nc6 5. 0-0 d6 6. Qe2 Bg7 7. c3 0-0 8. dxc5 dxc5 9. Rd1 Qc7 10. Nbd2 b6 11. Nf1 Bb7 12. e4 Rad8 13. Ng3 e5 14. Bg5 h6 15. Bxf6 Bxf6 16. Ba6 Ba8 17. Rxd8 Nxd8 18. Bc4 Qe7 19. Qd2 Kg7 20. Bd5 Ne6 21. Bxa8 Rxa8 22. Rd1 c4 23. Qc2 b5 24. Nf1 Rd8 25. Ne3 Nf4 26. g3 Rxd1+ 27. Qxd1 Nd3 28. Qc2 Qe6 29. a4 a6 30. axb5 axb5 31. b3 Be7 32. bxc4 bxc4 33. Qa4 Bc5 34. Kg2 Bxe3 35. fxe3 Qb6 36. Qxc4 Qb2+ 37. Kh1 Qe2 0-1

[Event "Olympiad-11 Final A"]
[Site "Amsterdam"]
[Date "1954.09.12"]
[Round "1"]
[White "Golombek, Harry"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "E02"]
[PlyCount "50"]
[EventDate "1954.09.12"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "ISL"]

1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Nbd7 8. Nc3 Be7 9. 0-0 Ne4 10. Ne5 Nxc3 11. Bxc6 Nxe2+ 12. Qxe2 bxc6 13. Nxc6 Qc8 14. d5 Nb6 15. Nxe7 Kxe7 16. dxe6 Qxe6 17. Be3 Rhd8 18. Bc5+ Kf6 19. Qf3+ Kg6 20. Rfe1 Qf5 21. Qc6+ f6 22. Rad1 h5 23. h4 Rac8 24. Rxd8 Rxd8 25. Bxb6 cxb6 1/2-1/2

[Event "Olympiad-11 Preliminaries A"]
[Site "Amsterdam"]
[Date "1954.09.09"]
[Round "4"]
[White "Parliaros, Dimitrios"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "D78"]
[PlyCount "117"]
[EventDate "1954.09.04"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Greece"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "ISL"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 c6 6. Nbd2 0-0 7. 0-0 Nbd7 8. b3 b5 9. Bb2 bxc4 10. bxc4 Rb8 11. Qc2 Qa5 12. Bc3 Qc7 13. Rad1 Ba6 14. Rfe1 Nb6 15. Ba5 Qc8 16. Ne5 Nfd7 17. Bh3 f5 18. Bxb6 Rxb6 19. f4 Qb7 20. Nxd7 Qxd7 21. c5 Rb4 22. e3 Rfb8 23. Rb1 e6 24. Rxb4 Rxb4 25. Rb1 Qb7 26. Rb3 Bf6 27. Bf1 Bxf1 28. Kxf1 g5 29. fxg5 Bxg5 30. Kf2 Kf7 31. Qb1 Rxb3 32. Qxb3 Qxb3 33. Nxb3 Ke7 34. Kf3 Bh6 35. a4 Kd7 36. a5 a6 37. h3 Bg5 38. g4 Bd8 39. Kf4 fxg4 40. hxg4 h6 41. e4 dxe4 42. Kxe4 Ke7 43. Kf3 Bc7 44. Ke3 Kf6 45. Ke4 Kg5 46. Kf3 Kh4 47. d5 cxd5 48. Nd4 e5 49. Ne6 Bxa5 50. c6 Bb6 51. c7 Bxc7 52. Nxc7 a5 53. Nxd5 a4 54. Nc3 a3 55. Na2 Kh3 56. Nc3 e4+ 57. Kf4 e3 58. Kxe3 Kxg4 59. Kf2 1/2-1/2

[Event "Olympiad-11 Preliminaries A"]
[Site "Amsterdam"]
[Date "1954.09.07"]
[Round "3"]
[White "Vesterinen, Jorma"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "C08"]
[PlyCount "112"]
[EventDate "1954.09.04"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "ISL"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Qe7 7. Bxd7+ Nxd7 8. dxc5 Nxc5 9. Nb3 Nxb3 10. axb3 Qxe2+ 11. Nxe2 Bc5 12. Bd2 Ne7 13. Bc3 0-0 14. Bd4 Rac8 15. 0-0 a6 16. Rfd1 Bd6 17. c3 f6 18. Be3 Rfd8 19. Rd3 Kf7 20. Rad1 Bc7 21. g3 Ke6 22. Nd4+ Kf7 23. b4 h5 24. Nb3 Bd6 25. Kg2 h4 26. Nc5 Rc7 27. Na4 Rc6 28. Nb6 hxg3 29. hxg3 d4 30. Bxd4 Nf5 31. Na4 Bxb4 32. cxb4 Rcd6 33. Nc5 Rxd4 34. Rxd4 Rxd4 35. Rxd4 Nxd4 36. Nxb7 Nc6 37. b5 axb5 38. Nd6+ Ke6 39. Nxb5 Ne5 40. Nc7+ Kd7 41. Nd5 Nd3 42. b3 Nc1 43. b4 Nd3 44. b5 Kd6 45. Nc3 Ne5 46. f4 Nd7 47. Kf3 f5 48. Ke3 Kc5 49. Ne2 Nf6 50. Kd3 Ne4 51. b6 Kxb6 52. Kd4 g5 53. fxg5 Nxg5 54. Nc3 f4 55. Nd5+ Kc6 56. Nxf4 Kd6 1/2-1/2

[Event "Olympiad-11 Preliminaries A"]
[Site "Amsterdam"]
[Date "1954.09.05"]
[Round "2"]
[White "Gudmundsson, Gudbjartur"]
[Black "Prameshuber, Aleksander"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "69"]
[EventDate "1954.09.04"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Austria"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "AUT"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. e3 Bg7 5. Bd3 0-0 6. 0-0 c6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nd7 10. c3 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Qxd8 Rxd8 14. Bc2 Be6 15. Be3 b6 16. Bb3 Rd6 17. Bxe6 Rxe6 18. Rfd1 Rae8 19. g3 Rd6 20. Rxd6 Bxd6 21. Rd1 Re6 22. a4 Kg7 23. a5 bxa5 24. Bxa7 a4 25. Ra1 Re4 26. Bd4+ Be5 27. Bxe5+ Rxe5 28. Rxa4 c5 29. Kf1 Kf6 30. Ra5 Ke6 31. f4 Rd5 32. Ke2 Rh5 33. h4 f6 34. b4 Kd6 35. Rxc5 1-0

[Event "Olympiad-11 Preliminaries A"]
[Site "Amsterdam"]
[Date "1954.09.04"]
[Round "1"]
[White "Gudmundsson, Gudbjartur"]
[Black "Cortlever, Nicolaas"]
[Result "1/2-1/2"]
[ECO "D94"]
[PlyCount "69"]
[EventDate "1954.09.04"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Bd3 Bg7 6. Nc3 Bf5 7. Bxf5 gxf5 8. Qb3 Qb6 9. Qxb6 axb6 10. cxd5 Nxd5 11. Nxd5 cxd5 12. Bd2 Nc6 13. Ke2 0-0 14. g3 Rfc8 15. Rhc1 e6 16. a3 Bf8 17. Rc2 f6 18. Rg1 Kf7 19. g4 fxg4 20. Rxg4 Na5 21. Rxc8 Rxc8 22. Bxa5 bxa5 23. Kd2 b5 24. Rg1 Bd6 25. h3 h6 26. Nh4 Be7 27. Nf3 Bd6 28. Nh4 Be7 29. Nf3 b4 30. axb4 Bxb4+ 31. Kd3 Bd6 32. Ra1 Bb4 33. Rg1 Rc7 34. Ra1 Rc8 35. Rg1 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.12.09"]
[Round "19"]
[White "Gligoric, Svetozar"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "C43"]
[PlyCount "82"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Be7 6. 0-0 0-0 7. c4 Nf6 8. Nc3 Nbd7 9. Bg5 dxc4 10. Bxc4 Nb6 11. Bb3 Nfd5 12. Bxe7 Nxe7 13. Qf3 Be6 14. Bxe6 fxe6 15. Qxb7 Qxd4 16. Qxc7 Ned5 17. Qd6 Rf6 18. Rad1 Qh4 19. Nxd5 exd5 20. Qe7 Qh5 21. Nd3 Raf8 22. Qe5 Qg4 23. h3 Qa4 24. a3 Re8 25. Qc7 Rc8 26. Qe7 Re8 27. Qb4 Qc2 28. Qd2 Qb3 29. Nc5 Qb5 30. Qd4 Re2 31. b4 a5 32. Rd3 axb4 33. Rg3 Rf7 34. axb4 Qc4 35. Qd1 Rc2 36. Rg4 Qa2 37. Qd4 Rd2 38. Qe3 Nc4 39. Qe8+ Rf8 40. Qe6+ Kh8 41. Qe7 Rg8 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.12.07"]
[Round "18"]
[White "Gudmundsson, Gudbjartur"]
[Black "Szabados, Eugenio"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "81"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 Bg4 4. Bg2 Nc6 5. d5 Nb8 6. c4 g6 7. Nc3 Bg7 8. h3 Bxf3 9. exf3 Nbd7 10. 0-0 0-0 11. f4 Nb6 12. Qd3 Nfd7 13. Ne4 Na4 14. Qc2 Ndc5 15. Rb1 Nxe4 16. Bxe4 Nc5 17. Bg2 a5 18. Be3 Qd7 19. Rfe1 Rfe8 20. Re2 Kf8 21. b3 Rab8 22. Qd2 Qf5 23. Rd1 b6 24. Kh2 Qf6 25. Qe1 Qf5 26. h4 Qc8 27. Bh3 Qd8 28. f5 Nd7 29. fxg6 hxg6 30. f4 b5 31. Qxa5 bxc4 32. bxc4 c5 33. Qe1 Rb4 34. Rc2 Nb6 35. Qe2 Qa8 36. h5 e5 37. dxe6 Qe4 38. Bxc5 Qxe2+ 39. Rxe2 dxc5 40. e7+ Kg8 41. Rd8 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.12.04"]
[Round "17"]
[White "Gudmundsson, Gudbjartur"]
[Black "O'Kelly de Galway, Alberic"]
[Result "1/2-1/2"]
[ECO "D77"]
[PlyCount "209"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. c4 dxc4 7. Na3 c3 8. bxc3 c5 9. Nc4 Be6 10. Nce5 cxd4 11. cxd4 Bd5 12. Ba3 Nc6 13. Qa4 Nd7 14. Rad1 Nb6 15. Qc2 f5 16. Nxc6 Bxc6 17. Ng5 Bxg2 18. Kxg2 Bf6 19. Nh3 Rc8 20. Qb1 Qd7 21. Nf4 Nd5 22. Qb3 Rfd8 23. Rc1 e6 24. e3 Nxf4+ 25. gxf4 Qd5+ 26. Qxd5 exd5 27. Rc5 b6 28. Rxc8 Rxc8 29. Rc1 Rxc1 30. Bxc1 Be7 31. Kf1 Kg7 32. f3 Kh6 33. Bd2 Kh5 34. Be1 Bd6 35. Ke2 b5 36. h3 a6 37. Kd3 Kh6 38. Bd2 Kh5 39. Be1 Kh6 40. Bd2 Kg7 41. e4 Kf7 42. e5 Be7 43. Be1 Ke6 44. Kc2 Kd7 45. Kb3 Kc6 46. a3 Kb6 47. Kb2 a5 48. Kb3 Bd8 49. Kb2 Kc6 50. Kb3 Bb6 51. Bc3 Kd7 52. Kc2 Kc7 53. Bb2 Kc6 54. Bc3 b4 55. axb4 axb4 56. Bxb4 Bxd4 57. Kd3 Bf2 58. Bd2 Kd7 59. Be3 Bg3 60. Kd4 Ke6 61. Kd3 h6 62. Bd2 Bf2 63. Bc1 Bc5 64. Bd2 Be7 65. Be1 g5 66. Bd2 gxf4 67. Bxf4 Bg5 68. Bh2 f4 69. Kd4 h5 70. Bg1 Bh4 71. Kd3 Kxe5 72. Bb6 Be7 73. Bc7+ Bd6 74. Bd8 Kf5 75. Kd4 Ke6 76. Kd3 Bc5 77. Bg5 Be3 78. Bd8 Kd6 79. Bf6 Kc6 80. Kc3 Kb5 81. Be5 Kc5 82. Bf6 Kd6 83. Kd3 Ke6 84. Bd8 Bc5 85. Bc7 Bd6 86. Bd8 Be5 87. Bb6 Kf5 88. Bd8 Bf6 89. Bb6 Kg5 90. Bf2 Bd8 91. Kd2 Bc7 92. Kd3 Ba5 93. Kc2 Bc7 94. Kd3 Be5 95. Kc2 Ba1 96. Kb1 Bf6 97. Kc2 Kf5 98. Kd3 Ke6 99. Ba7 Kd7 100. Bc5 Kc6 101. Bf8 Be5 102. Be7 Kb5 103. Bf8 Ka4 104. Kc2 Bd4 105. Be7 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.12.02"]
[Round "16"]
[White "Reshevsky, Samuel Herman"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "69"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. cxd5 exd5 5. Bg5 Be7 6. Nc3 c6 7. Qc2 0-0 8. Bf4 Re8 9. e3 Nbd7 10. Bd3 Nf8 11. h3 Bd6 12. Bxd6 Qxd6 13. 0-0 b6 14. Rfd1 Bb7 15. Rab1 Qe7 16. b4 Ne4 17. a4 Rac8 18. Qb2 Rc7 19. Rbc1 g5 20. b5 c5 21. dxc5 Nxc3 22. Qxc3 bxc5 23. a5 Ne6 24. Bb1 f6 25. Ba2 Rd7 26. a6 Ba8 27. e4 dxe4 28. Rxd7 Qxd7 29. Qxf6 exf3 30. Rxc5 h6 31. Re5 Qd1+ 32. Kh2 fxg2 33. Qg6+ Kf8 34. Qxh6+ Kf7 35. Qh7+ 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.30"]
[Round "15"]
[White "Gudmundsson, Gudbjartur"]
[Black "Van Scheltinga, Theo D"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "97"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Bb4+ 5. Bd2 Be7 6. Nc3 dxc4 7. e3 a6 8. Bxc4 b5 9. Be2 Bb7 10. 0-0 Nbd7 11. Ne1 c5 12. Bf3 Bxf3 13. Nxf3 0-0 14. Ne2 Qb6 15. Ng3 Rfd8 16. Qc2 cxd4 17. Nxd4 Ne5 18. Rfd1 Bc5 19. Nb3 Nc4 20. Nxc5 Qxc5 21. Be1 Rac8 22. Rac1 Rxd1 23. Qxd1 Qd5 24. Qxd5 Nxd5 25. b3 Nd6 26. Rxc8+ Nxc8 27. Ne4 Ncb6 28. Nc5 Nc7 29. Ba5 Nba8 30. Kf1 Kf8 31. Ke2 Ke7 32. Kd3 f6 33. Bb4 Kd8 34. Kd4 e5+ 35. Ke4 Ke8 36. f4 exf4 37. exf4 Kf7 38. g3 h5 39. Ba5 g6 40. Bb4 Nb6 41. Ba5 Nba8 42. Kd4 Ke7 43. Ne4 f5 44. Ng5 Kd6 45. Nf7+ Ke6 46. Ne5 h4 47. Kc5 g5 48. Kc6 Nd5 49. Nd3 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.29"]
[Round "14"]
[White "Trifunovic, Petar"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "115"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 f5 8. Qh5+ g6 9. Qh6 Bxg5 10. hxg5 Kf7 11. g4 Nf8 12. 0-0-0 Rg8 13. gxf5 exf5 14. Nh3 Be6 15. Nf4 Rg7 16. Rd3 c6 17. Bg2 Kg8 18. Kb1 b5 19. Nce2 Raa7 20. Rc3 b4 21. Rch3 Rae7 22. Nd3 Qb6 23. Qh4 Bc8 24. Nc5 Nbd7 25. Nxd7 Rxd7 26. Rd1 a5 27. Nf4 Rd8 28. Re3 Ne6 29. Nxe6 Bxe6 30. Red3 Rb8 31. f4 Rgb7 32. Qf2 a4 33. Qd2 Qa7 34. Rh3 Rb6 35. Bf1 R8b7 36. Be2 Rb8 37. Rdh1 R6b7 38. Rd1 Rb6 39. Bf1 R6b7 40. Rc1 Qa5 41. Rd3 Qb6 42. Qe3 Rc7 43. Be2 Kg7 44. Bf3 Qa7 45. c3 Rcb7 46. Rd2 Qa5 47. Be2 Rc7 48. cxb4 Qxb4 49. Rc3 h6 50. gxh6+ Kxh6 51. a3 Qb6 52. Bd1 Qa6 53. Qh3+ Kg7 54. Rh2 Bg8 55. Qh8+ Kf8 56. Qf6+ Ke8 57. Qxg6+ Kf8 58. Qd6+ 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.28"]
[Round "13"]
[White "Gudmundsson, Gudbjartur"]
[Black "Stahlberg, Gideon"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "42"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. c3 Bg7 5. d3 d6 6. Ne2 Bg4 7. Be3 Qc8 8. h3 Bd7 9. Nd2 Nf6 10. Qc2 0-0 11. g4 Rb8 12. Ng3 b5 13. g5 Ne8 14. h4 b4 15. f4 bxc3 16. bxc3 Nb4 17. cxb4 Bxa1 18. bxc5 dxc5 19. Bxc5 Bd4 20. Nb3 Rxb3 21. Qxb3 Qxc5 0-1

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.27"]
[Round "12"]
[White "Pirc, Vasja"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "147"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Bg5 Be7 5. e3 b6 6. Nc3 Bb7 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Bb5+ c6 10. Bd3 Nd7 11. Rc1 0-0 12. 0-0 Rfd8 13. Bb1 Nf8 14. Qe2 Rac8 15. Na4 Nb4 16. Rfd1 Ba6 17. Qe1 Nd5 18. e4 Nf4 19. Rd2 Qf6 20. e5 Qh6 21. Rcd1 Qh5 22. Qe4 N8g6 23. g3 Bc4 24. Nc3 b5 25. gxf4 b4 26. Ne1 bxc3 27. bxc3 Qg4+ 28. Qg2 Qxf4 29. Qg3 Rb8 30. Bxg6 Qxg3+ 31. hxg3 hxg6 32. f3 Rb6 33. Ng2 Rdb8 34. Ne3 Ba6 35. Kf2 Rb1 36. Rxb1 Rxb1 37. c4 g5 38. Rc2 Rb8 39. Nd1 f6 40. Nb2 Kf7 41. Nd3 Bc8 42. Ke3 Rb1 43. Rc3 Ke8 44. Ra3 a6 45. Nc5 Re1+ 46. Kd2 Rg1 47. Nxa6 Rxg3 48. Nc5 Kd8 49. Ra8 Rxf3 50. Nxe6+ Ke7 51. Rxc8 Kxe6 52. Rxc6+ Kd7 53. d5 fxe5 54. Rg6 Ra3 55. c5 Ra5 56. c6+ Kc7 57. Rxg7+ Kc8 58. Rd7 g4 59. Ke3 g3 60. Ke4 Ra4+ 61. Kf3 Ra3+ 62. Kg2 Kb8 63. Re7 Rd3 64. Rxe5 Kc7 65. Re7+ Kc8 66. Rd7 Ra3 67. Kh3 Rd3 68. a4 Ra3 69. a5 Rd3 70. a6 Ra3 71. Kg2 Rd3 72. Rg7 Kb8 73. a7+ Ka8 74. c7 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.25"]
[Round "11"]
[White "Gudmundsson, Gudbjartur"]
[Black "Pilnik, Hermann"]
[Result "0-1"]
[ECO "D73"]
[PlyCount "190"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 d5 4. c4 dxc4 5. Qa4+ Nfd7 6. Bg2 Bg7 7. 0-0 Nc6 8. Qxc4 Nb6 9. Qc2 Bxd4 10. Nxd4 Nxd4 11. Qd2 0-0 12. Rd1 e5 13. e3 Ne6 14. Qc2 Qe7 15. b3 Rd8 16. Ba3 Rxd1+ 17. Qxd1 Qe8 18. Nc3 f6 19. f4 Nf8 20. Ne4 Kg7 21. Rc1 c6 22. Qd6 Nd5 23. fxe5 fxe5 24. Bb2 Qe6 25. Qxe5+ Qxe5 26. Bxe5+ Kg8 27. Nf6+ Nxf6 28. Bxf6 Be6 29. Rd1 Nd7 30. Bc3 a5 31. a3 Nb6 32. Rb1 Bd5 33. e4 Be6 34. Kf2 a4 35. Bd4 Nd7 36. b4 Rf8+ 37. Ke3 Re8 38. Rf1 Bc4 39. Rc1 Bd5 40. Kd3 Be6 41. Bf3 h5 42. Kd2 Rc8 43. Be2 Kf7 44. Rc3 Ke7 45. Bd1 Ra8 46. Bc2 Kd6 47. Ke3 g5 48. Bd3 Re8 49. Rc1 Bh3 50. Rc2 b6 51. Rf2 c5 52. Bc3 Ne5 53. Be2 Rd8 54. Rf6+ Be6 55. Rh6 Ng4+ 56. Bxg4 hxg4 57. Rg6 Rf8 58. Rf6 Rc8 59. Rg6 Rc7 60. Rg7 Rc8 61. Rg6 c4 62. Kd4 Rf8 63. Rf6 Rh8 64. Rf2 Rd8 65. Ke3 Kc6 66. Rd2 Re8 67. Rf2 Bd5 68. e5 Kb5 69. Rd2 Bc6 70. Rf2 Rh8 71. e6 Rd8 72. Rf5+ Ka6 73. Bd4 Re8 74. Re5 Re7 75. b5+ Bxb5 76. Ke4 Rc7 77. Bc3 Be8 78. e7 Rd7 79. Bd4 c3 80. Re6 c2 81. Be3 Rd1 82. Rxb6+ Ka5 83. Rb8 Bg6+ 84. Ke5 Re1 85. Rc8 Rxe3+ 86. Kf6 Bd3 87. Kf7 Kb6 88. Kf6 Re2 89. Kf7 Bb5 90. Rc3 Bc6 91. Kf6 Be8 92. Rc4 Rxh2 93. Rb4+ Ka7 94. Rc4 Rh6+ 95. Kg7 Rc6 0-1

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.23"]
[Round "10"]
[White "Tartakower, Saviely"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "87"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nd2 c5 5. c3 Qb6 6. Rb1 Bd7 7. Ngf3 cxd4 8. exd4 Bb5 9. Qb3 Bxf1 10. Qxb6 axb6 11. Rxf1 Nc6 12. a3 b5 13. Nb3 Ne4 14. Nfd2 Nxd2 15. Kxd2 Na5 16. Nxa5 Rxa5 17. Rbe1 Kd7 18. Re2 Ra8 19. Rfe1 Be7 20. g4 h5 21. g5 g6 22. h4 Rhc8 23. Be5 Bf8 24. Re3 Ke8 25. Rf3 Rc6 26. Ree3 b6 27. Kd3 Rcc8 28. Rg3 Kd7 29. Rg1 Ra6 30. Kd2 Ra7 31. Ree1 Ra6 32. Ra1 Ra7 33. Kc2 Rca8 34. Kb3 Ra4 35. Rg3 Rc8 36. Re1 Ra7 37. Rf3 Ke8 38. Bg3 Be7 39. Re5 Bf8 40. Rfe3 Kd7 41. Rf3 Ke8 42. Rfe3 Kd7 43. Rf3 Ke8 44. Rfe3 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.22"]
[Round "9"]
[White "Gudmundsson, Gudbjartur"]
[Black "Kramer, Haije J"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "47"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b6 3. c4 e6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Ne1 Bxg2 10. Nxg2 c6 11. Bf4 d6 12. e4 Nd7 13. Qc2 Rc8 14. Rac1 Qc7 15. Be3 Qb7 16. Qe2 d5 17. cxd5 cxd5 18. e5 Rxc1 19. Rxc1 Rc8 20. Nf4 Rxc1+ 21. Bxc1 Qc6 22. Be3 Qa4 23. b3 Qc6 24. Nd3 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.21"]
[Round "8"]
[White "Rossolimo, Nicolas"]
[Black "Gudmundsson, Gudbjartur"]
[Result "0-1"]
[ECO "C03"]
[PlyCount "82"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 f5 4. exf5 exf5 5. Bd3 Bd6 6. Ndf3 Nf6 7. Ne2 0-0 8. 0-0 c6 9. Bf4 Kh8 10. c4 Na6 11. Bxd6 Qxd6 12. c5 Qc7 13. Bxa6 bxa6 14. Qc1 Rb8 15. b3 Bd7 16. Nf4 a5 17. Re1 a4 18. Ne6 Bxe6 19. Rxe6 Rfe8 20. Rxe8+ Rxe8 21. Qg5 Qa5 22. bxa4 Qc3 23. Qc1 Qd3 24. Qd1 Qa6 25. Ne5 g6 26. Rb1 Ne4 27. Qc2 Kg7 28. f3 Ng5 29. Qb3 Re7 30. Qb8 Nf7 31. Nxf7 Qd3 32. Qh8+ Kxf7 33. Qxh7+ Kf6 34. Qh4+ Kf7 35. Rf1 Re2 36. h3 Qd2 37. Rf2 Qe1+ 38. Kh2 Qxf2 39. Qh7+ Kf6 40. Qh8+ Kf7 41. Qh7+ Kf8 0-1

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.20"]
[Round "7"]
[White "Gudmundsson, Gudbjartur"]
[Black "Foltys, Jan"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "89"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. e3 Nf6 4. c4 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. e4 Nxe4 8. Nxe4 dxe4 9. Qxe4 e5 10. dxe5 0-0 11. Bd3 f5 12. Qe2 Nxe5 13. Nxe5 Bxe5 14. 0-0 Qf6 15. Qc2 Bd7 16. Rb1 c5 17. Be3 Bc6 18. f4 Bd4 19. Bxd4 Qxd4+ 20. Rf2 g6 21. Rd1 Rad8 22. Be2 Qe3 23. Rd3 Qe7 24. Bf3 Rxd3 25. Qxd3 Rd8 26. Qe2 Qxe2 27. Bxe2 Rd4 28. b3 Kf8 29. Kf1 a5 30. g3 Ke7 31. Bf3 Kd6 32. Bxc6 Kxc6 33. Ke1 a4 34. Rd2 Re4+ 35. Re2 Rxe2+ 36. Kxe2 Kb6 37. Kd3 axb3 38. axb3 Ka5 39. Kc3 b6 40. Kc2 Kb4 41. Kb2 h6 42. Kc2 Ka3 43. Kc3 Ka2 44. Kc2 Ka1 45. Kc1 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.18"]
[Round "6"]
[White "Euwe, Max"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "A05"]
[PlyCount "40"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. 0-0 g6 5. Na3 b4 6. Nc4 a5 7. Nce5 Qc8 8. d4 Bg7 9. a3 d6 10. Nc4 Nbd7 11. Bh3 0-0 12. Qe1 Be4 13. axb4 axb4 14. Rxa8 Qxa8 15. Qxb4 Bxc2 16. Qc3 Be4 17. Ncd2 Bc6 18. b3 Bb5 19. Re1 Nd5 20. Qc2 Nb4 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.16"]
[Round "5"]
[White "Gudmundsson, Gudbjartur"]
[Black "Kottnauer, Cenek"]
[Result "1/2-1/2"]
[ECO "D13"]
[PlyCount "59"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 e6 7. e3 Be7 8. Bd3 Nh5 9. Bg3 f5 10. Ne5 Nxg3 11. Nxc6 bxc6 12. hxg3 Qb6 13. Na4 Qa5+ 14. Ke2 Ba6 15. b3 Bb5 16. Bxb5 cxb5 17. Nc5 b4 18. Nd3 Rc8 19. Qd2 0-0 20. a3 Qb5 21. axb4 Bxb4 22. Qa2 Rc3 23. Rhd1 a5 24. Qa4 Qb7 25. Rac1 Rcc8 26. Rxc8 Rxc8 27. Rc1 h6 28. Rxc8+ Qxc8 29. Nxb4 axb4 30. Qxb4 1/2-1/2

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.15"]
[Round "4"]
[White "Van den Berg, Carel"]
[Black "Gudmundsson, Gudbjartur"]
[Result "0-1"]
[ECO "D30"]
[PlyCount "76"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nbd2 Nbd7 7. Bd3 c5 8. 0-0 b6 9. Rc1 Bb7 10. cxd5 Nxd5 11. Bxe7 Qxe7 12. Qa4 a6 13. Bb1 Rfc8 14. dxc5 Nxc5 15. Qg4 h6 16. Nc4 Nf6 17. Qf4 Ncd7 18. e4 a5 19. e5 Nd5 20. Qe4 Nf8 21. Nd6 Rxc1 22. Rxc1 Nc3 23. Qe3 Nxb1 24. Rxb1 Bd5 25. Rc1 Rd8 26. Nd4 Ng6 27. f4 Qh4 28. g3 Qh3 29. Rc2 h5 30. Nc8 h4 31. Nd6 hxg3 32. Qxg3 Qh6 33. Rf2 Nh4 34. a3 f6 35. Kf1 fxe5 36. fxe5 Qc1+ 37. Ke2 Qxb2+ 38. Kf1 Qxd4 0-1

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.14"]
[Round "3"]
[White "Gudmundsson, Gudbjartur"]
[Black "Donner, Jan Hein"]
[Result "0-1"]
[ECO "A83"]
[PlyCount "56"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 Nc6 5. d5 Ne5 6. Qd4 Nf7 7. Bxf6 exf6 8. Nxe4 f5 9. Ng3 g6 10. h4 Bh6 11. d6 0-0 12. Bc4 Bg7 13. Qd3 Bxb2 14. Rb1 Qf6 15. N1e2 Be5 16. dxc7 Bxc7 17. h5 Kg7 18. f4 d5 19. Bxd5 Bb6 20. c4 Nh6 21. hxg6 hxg6 22. Qa3 Ng4 23. Rxb6 axb6 24. Qxa8 Qa1+ 25. Kd2 Qb2+ 26. Ke1 Re8 27. Be4 Qb4+ 28. Kd1 fxe4 0-1

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.13"]
[Round "2"]
[White "Najdorf, Miguel"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "59"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Be7 7. b3 0-0 8. Bb2 b6 9. Bd3 Bb7 10. Ne5 g6 11. f4 Ne8 12. 0-0-0 f6 13. Nxg6 hxg6 14. Bxg6 Bd6 15. f5 e5 16. Qe2 Qe7 17. Qg4 Qg7 18. Ne2 exd4 19. exd4 Nc7 20. Kb1 Rfe8 21. Ng3 Re7 22. Nh5 Qh8 23. Rhe1 Rxe1 24. Rxe1 Kf8 25. Bc1 Rd8 26. Bf4 Ne5 27. dxe5 Bxe5 28. Nxf6 Bxf4 29. Nh7+ Kg8 30. Bf7+ 1-0

[Event "Amsterdam Wereldschaaktoernooi"]
[Site "Amsterdam"]
[Date "1950.11.11"]
[Round "1"]
[White "Gudmundsson, Gudbjartur"]
[Black "Golombek, Harry"]
[Result "1/2-1/2"]
[ECO "A47"]
[PlyCount "26"]
[EventDate "1950.11.11"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "NED"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 c5 5. 0-0 cxd4 6. Qxd4 Nc6 7. Qa4 e6 8. Ne5 Qc8 9. Nxc6 Bxc6 10. Bxc6 Qxc6 11. Qxc6 dxc6 12. Rd1 Rd8 13. Rxd8+ Kxd8 1/2-1/2

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Asgeirsson, Asmundur"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "95"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. cxd5 exd5 7. Bd3 Bd6 8. 0-0 0-0 9. Rb1 a5 10. a3 b5 11. e4 dxe4 12. Nxe4 Be7 13. Qc2 Bb7 14. b4 axb4 15. axb4 Nxe4 16. Bxe4 Nf6 17. Rd1 Nxe4 18. Qxe4 Re8 19. Qd3 Ra4 20. Bd2 Bc8 21. Ne5 Qd5 22. Qc3 Bb7 23. f3 Rd8 24. Be3 Rda8 25. Bf2 f6 26. Nd3 Bd6 27. Nc5 Ra3 28. Qe1 Bc8 29. Rb2 Bf5 30. Ne4 Bf8 31. Nc5 Ra2 32. Rxa2 Rxa2 33. Ra1 Kf7 34. h4 Bd6 35. Rxa2 Qxa2 36. g4 Be6 37. Qe4 Qd5 38. Nxe6 Qxe4 39. Nd8+ Ke8 40. fxe4 Kxd8 41. Be1 Ke7 42. Kf2 g6 43. h5 Ke6 44. Kf3 f5 45. Bd2 Bf8 46. Be1 Bh6 47. Bc3 Bc1 48. Be1 1/2-1/2

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Carlsson, Carl Henrik"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "91"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2 0-0 8. f4 c5 9. Nf3 Nc6 10. 0-0-0 a6 11. g3 b5 12. Bg2 Nb6 13. Qf2 b4 14. Ne2 c4 15. g4 c3 16. b3 a5 17. Kb1 a4 18. Nc1 Na7 19. Bf1 Bd7 20. Bd3 f6 21. Qh4 g6 22. f5 axb3 23. cxb3 g5 24. exf6 Qxf6 25. Nxg5 h6 26. Nf3 exf5 27. g5 hxg5 28. Nxg5 Rf7 29. Rhg1 Rg7 30. Nf3 Qxh4 31. Nxh4 Rf8 32. Rxg7+ Kxg7 33. Rg1+ Kh7 34. Rf1 Kh6 35. Nxf5+ Bxf5 36. Rxf5 Rxf5 37. Bxf5 Kg5 38. Be6 Kf4 39. Nd3+ Ke3 40. Nxb4 Kxd4 41. a4 Kc5 42. a5 Kxb4 43. axb6 Nc6 44. Bxd5 Nb8 45. h4 Kc5 46. h5 1-0

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Enevoldsen, Jens"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "C11"]
[PlyCount "67"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 b5 8. Nf3 Qb6 9. a3 a5 10. f5 Be7 11. fxe6 fxe6 12. Nf4 Nf8 13. Be3 Kd8 14. Bd3 Bd7 15. 0-0 c4 16. Bc2 Be8 17. Qd2 Bf7 18. b3 cxb3 19. Bxb3 Ra7 20. a4 h6 21. axb5 Qxb5 22. Ba4 Qa6 23. Nd3 Bg6 24. Nc5 Bxc5 25. dxc5 Rf7 26. c4 Be4 27. Bxc6 Qxc6 28. Nd4 Rxf1+ 29. Rxf1 Qa6 30. Ra1 a4 31. Qb4 Qxc4 32. Qb7 Nd7 33. c6 Nxe5 34. c7+ 1-0

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Gudmundsson, Gudbjartur"]
[Black "Barda, Olaf"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "65"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. cxd5 exd5 8. Bd3 0-0 9. Bd2 Re8 10. Rb1 a5 11. a3 b5 12. Ne2 Bb7 13. 0-0 b4 14. Ng3 Qb6 15. axb4 axb4 16. Rfc1 c5 17. dxc5 Nxc5 18. Be2 Nce4 19. Nf5 Bb8 20. Qb3 g6 21. N5d4 Bd6 22. Bb5 Nxd2 23. Nxd2 Rec8 24. N2f3 Ne4 25. h3 Be5 26. Qd1 Nd6 27. Bd3 Bxd4 28. Nxd4 Nc4 29. Nf3 Rc7 30. b3 Nd6 31. Rxc7 Qxc7 32. Rc1 Qb6 33. Nd4 1/2-1/2

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Gudmundsson, Gudbjartur"]
[Black "Book, Eero"]
[Result "0-1"]
[ECO "D45"]
[PlyCount "48"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. b3 Bb4 7. Bd2 0-0 8. Bd3 dxc4 9. bxc4 e5 10. dxe5 Ng4 11. h3 Ngxe5 12. Nxe5 Nxe5 13. Bxh7+ Kxh7 14. Qh5+ Kg8 15. Qxe5 Re8 16. Qh5 Qd3 17. Qe2 Qxc3 18. Bxc3 Bxc3+ 19. Kd1 Bxa1 20. g4 Be6 21. Kc2 Bf6 22. f4 b5 23. e4 Bxc4 24. Qe3 Bd5 0-1

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Gudmundsson, Gudbjartur"]
[Black "Fred, Aatos"]
[Result "1-0"]
[ECO "A53"]
[PlyCount "77"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 Bg4 4. Bg2 c6 5. c4 Nbd7 6. Nc3 e5 7. 0-0 Be7 8. b3 Qc7 9. d5 cxd5 10. Nxd5 Nxd5 11. Qxd5 Nf6 12. Qd2 0-0 13. Ng5 Rad8 14. Ne4 Nxe4 15. Bxe4 Bc8 16. Bb2 f5 17. Bd5+ Kh8 18. f4 b5 19. Rac1 Bf6 20. cxb5 Qb6+ 21. Kg2 Qxb5 22. Rc7 Rd7 23. Rxd7 Qxd7 24. Qb4 Re8 25. e4 fxe4 26. fxe5 dxe5 27. Qxe4 Rd8 28. Rc1 Ba6 29. Rc5 Rf8 30. Rc1 Qd6 31. Rc6 Be7 32. Rxd6 Bf1+ 33. Kg1 Bh3 34. Bc4 Bxd6 35. Bxe5 Bc5+ 36. Bd4 Bb4 37. Bd3 Bf5 38. Qxf5 Rxf5 39. Bxf5 1-0

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Gudmundsson, Gudbjartur"]
[Black "Kaila, Osmo Ilmari"]
[Result "1/2-1/2"]
[ECO "E16"]
[PlyCount "53"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 b6 6. Bg2 Bb7 7. 0-0 Bxd2 8. Qxd2 0-0 9. Nc3 Ne4 10. Qc2 Nxc3 11. Qxc3 d6 12. Nh4 Bxg2 13. Nxg2 c5 14. Rad1 Nc6 15. dxc5 dxc5 16. Rd2 Rad8 17. Rfd1 Nd4 18. Kf1 h6 19. h4 Rfe8 20. e3 Nf3 21. Rxd8 Rxd8 22. Rxd8+ Qxd8 23. Ke2 Ng1+ 24. Kf1 Nf3 25. Ke2 Ng1+ 26. Kf1 Nf3 27. Ke2 1/2-1/2

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Gudmundsson, Gudbjartur"]
[Black "Kinnmark, Olof"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "85"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. g3 Nbd7 6. Bg2 c5 7. d5 0-0 8. 0-0 Nb6 9. Qd3 a5 10. e4 Ng4 11. h3 Nf6 12. Nd2 Nh5 13. f4 Bd4+ 14. Kh2 e5 15. f5 g5 16. Nb5 f6 17. Bf3 Ng7 18. h4 h6 19. Rh1 gxh4 20. g4 Ne8 21. Kg2 Kg7 22. Rxh4 Bd7 23. a4 Rh8 24. Nf1 Bxb5 25. axb5 a4 26. Be2 a3 27. Rxa3 Rxa3 28. bxa3 Nd7 29. Qh3 Qa5 30. Bxh6+ Kg8 31. Bd2 Rxh4 32. Bxa5 Rxh3 33. Kxh3 Nf8 34. a4 Nh7 35. Bd3 Kf8 36. Bd2 Ke7 37. a5 Kd7 38. Nh2 Ng5+ 39. Kh4 Bg1 40. Bxg5 fxg5+ 41. Kxg5 Bxh2 42. f6 Bg3 43. f7 1-0

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Gudmundsson, Gudbjartur"]
[Black "Lundin, Erik"]
[Result "0-1"]
[ECO "D45"]
[PlyCount "64"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Qxe4 Nf6 10. Qc2 c5 11. Be3 cxd4 12. Bxd4 0-0 13. 0-0-0 Qe7 14. Bd3 h6 15. Ne5 b6 16. g4 Bb7 17. Rhg1 Qc7 18. f4 Bc5 19. Bxc5 Qxc5 20. g5 hxg5 21. Rxg5 Qe3+ 22. Qd2 Qxd2+ 23. Kxd2 Be4 24. Nd7 Nxd7 25. Bxe4 Rad8 26. Rdg1 g6 27. h4 Nc5+ 28. Ke3 Nxe4 29. Kxe4 Rd2 30. h5 Rfd8 31. hxg6 f6 32. Rh5 R2d3 0-1

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Stoltz, Gosta"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "77"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. e3 Nbd7 6. Qc2 Be7 7. b3 0-0 8. Bd3 b6 9. 0-0 Bb7 10. Bb2 Qc7 11. Rac1 Rac8 12. Rfd1 Qb8 13. Qe2 Rfd8 14. e4 dxe4 15. Nxe4 c5 16. Neg5 Bxf3 17. Nxf3 cxd4 18. Nxd4 Ne5 19. Be4 Nxe4 20. Qxe4 Bd6 21. a3 a5 22. Rd2 Ng6 23. g3 Bc5 24. Rcd1 Qc7 25. Nxe6 Rxd2 26. Rxd2 Bxf2+ 27. Rxf2 Qe7 28. Bxg7 Qxe6 29. Qxe6 fxe6 30. Bd4 a4 31. Bxb6 axb3 32. c5 Ra8 33. c6 Ne7 34. c7 Nd5 35. Rb2 Kf7 36. Rxb3 Ke7 37. Ba5 Rc8 38. Rb8 Kd7 39. Kf2 1-0

[Event "Zonal Helsinki"]
[Site "Helsinki"]
[Date "1947.??.??"]
[Round "?"]
[White "Vestol, Aage"]
[Black "Gudmundsson, Gudbjartur"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "95"]
[EventDate "1947.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. Bf4 Nbc6 7. c3 Bxf4 8. Nxf4 Qd6 9. Qf3 0-0 10. Nd2 Bf5 11. 0-0-0 Bxd3 12. Nxd3 b5 13. Nc5 b4 14. h4 bxc3 15. bxc3 Rab8 16. h5 Na5 17. Kc2 Rb6 18. Rb1 Rfb8 19. g4 Nc4 20. Nxc4 dxc4 21. Qe2 Nd5 22. Qxc4 Rxb1 23. Rxb1 Ne3+ 24. fxe3 Qh2+ 25. Kd3 Rxb1 26. Qa4 Qd6 27. Qxa7 h6 28. Qa8+ Kh7 29. Qe4+ Kg8 30. a4 Qf6 31. Kc4 Rc1 32. a5 Ra1 33. Qa8+ Kh7 34. a6 Qf2 35. Qe4+ Kg8 36. Kd5 Rxa6 37. Nxa6 Qa2+ 38. c4 Qxa6 39. Qe8+ Kh7 40. Qxf7 Qd6+ 41. Ke4 Qg3 42. Qf4 Qg2+ 43. Ke5 Qa2 44. d5 Qa3 45. Ke6 Qa6+ 46. Kf7 Qb7 47. Qe4+ Kh8 48. Qe8+ 1-0

