| ECO A05 in 1959 play it! kolvig bent defeats white's moller per in 68 moves | 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. O-O g6 5. d4 Bg7 6. b3 O-O 7. Bb2 d6 8. c4 bxc4 9. bxc4 Nbd7 10. Nc3 c5 11. d5 Nb6 12. Qd3 Ba6 13. Nd2 Ng4 14. Nd1 Ne5 15. Qc2 Nbxc4 16. Nxc4 Nxc4 17. Bxg7 Kxg7 18. Be4 Qa5 19. Nc3 Rab8 20. Bd3 Na3 21. Qd2 Bxd3 22. Qxd3 Rb2 23. f4 Qb4 24. Rad1 Qc4 25. Qf3 Nc2 26. Rd3 Nd4 27. Qe3 Rc2 28. Kh1 Rb8 29. f5 Nxf5 30. Rxf5 gxf5 31. Qg5+ Kh8 32. Qxe7 Qg4 33. Qxd6 Re8 34. Rf3 Qxf3+ |
| ECO A04 in 1959 play it! kolvig bent defeats white's nilsson nils in 62 moves | 1. Nf3 f5 2. d3 d6 3. e4 e5 4. exf5 Bxf5 5. g3 Nc6 6. Bg2 Nf6 7. O-O Qd7 8. Nbd2 Be7 9. Nc4 O-O 10. Bg5 Rae8 11. Ne3 Be6 12. Qd2 d5 13. Ne1 h6 14. Bxf6 Bxf6 15. c3 Kh8 16. N1c2 d4 17. cxd4 exd4 18. Nc4 b5 19. Na5 Nxa5 20. Qxa5 c5 21. Qd2 c4 22. dxc4 bxc4 23. Rad1 Bg4 24. f3 Bf5 25. Nxd4 Rd8 26. g4 Qxd4+ 27. Qxd4 Bxd4+ 28. Rxd4 Rxd4 29. gxf5 Rd2 30. Rf2 Rxf2 31. Kxf2 Rb8 |
| ECO A04 in 1978 play it! kolvig bent defeats white's borisova borisla in 112 moves | 1. Nf3 g6 2. c4 Bg7 3. d4 d6 4. g3 c5 5. Bg2 Nc6 6. d5 Na5 7. Nfd2 a6 8. Nc3 b5 9. cxb5 axb5 10. Nxb5 Nf6 11. O-O O-O 12. Rb1 Ba6 13. a4 Qd7 14. b4 cxb4 15. Rxb4 Rfb8 16. Ba3 Bxb5 17. Qb1 Bh6 18. Bc1 Ne8 19. axb5 Bg7 20. Qd3 Nc7 21. b6 Na6 22. Qb5 Qd8 23. Ra4 Bc3 24. Rxa5 Rxb6 25. Qd3 Bxa5 26. Nc4 Nc5 27. Qc2 Rb3 28. Nxa5 Qxa5 29. Be3 Qa2 30. Qd1 Rab8 31. Bxc5 dxc5 32. Qc1 Qxe2 33. Qxc5 Rb1 34. Qe3 Rxf1+ 35. Bxf1 Qxe3 36. fxe3 Kg7 37. Kf2 Rb2+ 38. Kg1 Kf6 39. Bc4 Rc2 40. Ba6 Ke5 41. Bb7 Re2 42. e4 Rxe4 43. Kf2 Rb4 44. Bc6 Rb2+ 45. Kg1 Kd6 46. Be8 f5 47. Bf7 g5 48. h4 h6 49. hxg5 hxg5 50. Be6 f4 51. gxf4 gxf4 52. Kf1 Ke5 53. Bf7 f3 54. Bh5 Kf4 55. Ke1 Ke3 56. Bg6 Rg2 |
| ECO A05 in 1952 play it! kolvig bent defeats white's truelsen ole in 28 moves | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 O-O 5. c4 d6 6. d4 e5 7. dxe5 Ng4 8. Qc2 Nc6 9. exd6 Bf5 10. dxc7 Qxc7 11. Qc1 Nb4 12. Na3 Qa5 13. Nd2 Ne5 14. Bxe5 Bxe5 |
| ECO A13 in 1964 play it! kolvig bent defeats white's kjeldsen torben in 54 moves | 1. c4 e6 2. Nc3 Bb4 3. g3 Nf6 4. Bg2 O-O 5. Nf3 d5 6. O-O d4 7. Nb5 Nc6 8. d3 e5 9. Na3 a5 10. Nc2 Be7 11. Rb1 Nd7 12. b3 f5 13. a3 Nc5 14. Qd2 Bf6 15. b4 axb4 16. axb4 Na4 17. b5 Nc3 18. bxc6 Nxb1 19. Qb4 Nc3 20. cxb7 Bxb7 21. Qxb7 Qd7 22. Ng5 e4 23. Nxe4 fxe4 24. Bxe4 Rfb8 25. Qc6 Qxc6 26. Bxc6 Nxe2+ 27. Kg2 Ra2 |
| ECO A16 in 1962 play it! kolvig bent defeats white's andersen borge in 76 moves | 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 h6 7. Be3 e5 8. d5 c5 9. g4 b5 10. cxb5 a6 11. bxa6 Qa5 12. f3 Bxa6 13. Qd2 h5 14. h3 Nbd7 15. Nb1 Qc7 16. Bxa6 Rxa6 17. Na3 Nb6 18. Ne2 Rb8 19. O-O Qd7 20. Nc3 hxg4 21. hxg4 Nxg4 22. fxg4 Rxa3 23. bxa3 Nc4 24. Qe2 Rb2 25. Qf3 Nxe3 26. Rf2 Rxf2 27. Kxf2 Nxg4+ 28. Ke2 Qb7 29. Rb1 Qa6+ 30. Kd1 Bh6 31. Qe2 Ne3+ 32. Ke1 Qxa3 33. Rb8+ Kg7 34. Qb2 Qa5 35. Rb5 Qd8 36. Qf2 Ng4 37. Qg3 Qg5 38. Rb1 Qd2+ |
| ECO A23 in 1959 play it! kolvig bent defeats white's truelsen ole in 42 moves | 1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Qb3 Nc6 7. Nxd5 Nd4 8. Nxf6+ Qxf6 9. Qd1 Bf5 10. d3 Rc8 11. Kf1 Qa6 12. Bd5 Rc5 13. Bb3 Nxb3 14. Qxb3 Qc6 15. e4 Rxc1+ 16. Rxc1 Qxc1+ 17. Ke2 Bg4+ 18. f3 Bd7 19. Nh3 Qxh1 20. Ng5 Qxh2+ 21. Kd1 Qh5 |
| ECO B95 in 1956 play it! kolvig bent defeats white's scholler larsen in 34 moves | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. g3 Be7 8. Bg2 Nxe4 9. Bxe7 Nxc3 10. Qg4 Kxe7 11. Qg5+ Kd7 12. Qxg7 Na4 13. Nxe6 Re8 14. O-O-O Rxe6 15. Bh3 Kc7 16. Qxf7+ Re7 17. Qc4+ Nc6 |
| ECO B20 in 1962 play it! kolvig bent defeats white's andersen einar in 89 moves | 1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 g6 7. Bg2 Nxd4 8. Qxd4 Bg7 9. O-O O-O 10. Qd3 Be6 11. Be3 Rc8 12. Rfe1 Nd7 13. Bd4 Ne5 14. Bxe5 Bxe5 15. Nd5 Re8 16. c3 Qa5 17. a4 Bd7 18. b4 Qa6 19. b5 Qa5 20. f4 Bxc3 21. Nxc3 Rxc3 22. Qd4 Rec8 23. Bf1 Be6 24. f5 Bc4 25. fxg6 hxg6 26. Bh3 Rd3 27. Qf2 Rc5 28. Rec1 Rd2 29. Qe3 Re2 30. Qd4 Qd2 31. Qxd2 Rxd2 32. Ra3 Ra2 33. Rcc3 Rxa3 34. Rxa3 b6 35. Bd7 Kg7 36. Kf2 Kf6 37. Ke3 Ke5 38. Be8 Ke6 39. Kd4 Bf1 40. Bxf7+ Kxf7 41. Rf3+ Ke6 42. Rxf1 Rc2 43. Ra1 Rd2+ 44. Ke3 Rxh2 45. Kf4 |
| ECO B33 in 1962 play it! kolvig bent defeats white's thomsen frode in 56 moves | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. Qe2 Bg7 10. f4 f6 11. O-O fxe5 12. fxe5 Qxe5 13. Bf7+ Kd8 14. Be3 Ba6 15. Qf2 Bxf1 16. Rxf1 Nh6 17. Bxa7 Rf8 18. Bb6+ Kc8 19. Qh4 Rxf7 20. Rd1 Qf4 21. Qh3 Ng4 22. Ne2 Qc4 23. Nc3 Rxa2 24. Nxa2 Bd4+ 25. Bxd4 Rf1+ 26. Rxf1 Qxd4+ 27. Kh1 Nf2+ 28. Rxf2 Qd1+ |
| ECO B20 in 1955 play it! kolvig bent defeats white's johansen jorgen in 50 moves | 1. e4 c5 2. Bc4 Nc6 3. c3 g6 4. Bb3 Bg7 5. d3 e6 6. Qe2 Nge7 7. Be3 b6 8. f4 d5 9. Nf3 O-O 10. O-O Ba6 11. e5 d4 12. cxd4 Nf5 13. Rd1 Ncxd4 14. Nxd4 Nxd4 15. Qf2 Nc6 16. Nc3 Qc7 17. Rac1 Rfd8 18. a3 Rxd3 19. Rxd3 Bxd3 20. Ba4 Rd8 21. b4 c4 22. Nb5 Qe7 23. Nd6 Rxd6 24. exd6 Qxd6 25. Bxb6 axb6 |
| ECO B43 in 1965 play it! kolvig bent defeats white's jensen allan in 72 moves | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nc6 7. Bg2 Nf6 8. O-O d6 9. Kh1 Bd7 10. a4 Be7 11. f4 O-O 12. Nb3 Rac8 13. g4 h6 14. Be3 Na5 15. g5 hxg5 16. fxg5 Nh7 17. Qh5 g6 18. Qh6 Nc4 19. Rf3 e5 20. Bh3 Nxe3 21. Bxd7 Bxg5 22. Qh3 Rcd8 23. Bg4 d5 24. Rxe3 Bxe3 25. Nxd5 Rxd5 26. exd5 Nf6 27. Qxe3 Nxg4 28. Qe2 f5 29. Rd1 Kg7 30. h3 Rh8 31. Kg2 Nf6 32. Re1 Nxd5 33. Qxe5+ Qxe5 34. Rxe5 Nf4+ 35. Kf3 Rxh3+ 36. Kf2 Rxb3 |
| ECO B40 in 1965 play it! kolvig bent defeats white's hansen poul elga in 74 moves | 1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. c3 Nge7 7. Be3 b6 8. O-O d5 9. Qd2 Ba6 10. Rd1 h6 11. Qe1 Qc7 12. Na3 d4 13. cxd4 cxd4 14. Bd2 e5 15. Rac1 O-O 16. b4 b5 17. Rc5 Rab8 18. Rdc1 Qd6 19. Nh4 Nd8 20. f4 Ne6 21. fxe5 Bxe5 22. Bxh6 Rfe8 23. R5c2 g5 24. Nf5 Nxf5 25. exf5 Nc5 26. Rxc5 Bf4 27. Qd1 Be3+ 28. Kh1 Bxc1 29. Qxc1 Qxh6 30. Rc6 Rbc8 31. Rxc8 Rxc8 32. Qd2 Qf6 33. Be4 Qe7 34. Qf2 Qxb4 35. f6 Qxa3 36. Qf5 Qc1+ 37. Kg2 Rc2+ |
| ECO C85 in 1962 play it! kolvig bent defeats white's blau max in 116 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Bxc6 dxc6 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 Qd6 10. Nd2 O-O-O 11. Qf5+ Qe6 12. Qxe6+ fxe6 13. Nf3 Nd7 14. b3 b6 15. Bb2 Bf6 16. b4 Kb7 17. Rfe1 Rhe8 18. a3 g6 19. Rad1 Bh8 20. Re2 Bg7 21. g4 Re7 22. Kg2 Rf8 23. Rh1 b5 24. Rd1 c5 25. bxc5 Kc6 26. d4 exd4 27. Bxd4 Nxc5 28. Bxg7 Rxg7 29. Ne5+ Kb7 30. Kg3 Kc8 31. f4 Nd7 32. Nc6 Kb7 33. Nd4 Re8 34. e5 g5 35. fxg5 Rxg5 36. Nf3 Rg7 37. h4 Nc5 38. Rd4 Rf8 39. Rf4 Rxf4 40. Kxf4 a5 41. g5 Kb6 42. h5 Nd7 43. Kg4 c5 44. Nh4 b4 45. axb4 cxb4 46. h6 Rg8 47. Kh5 Nf8 48. Rd2 a4 49. Rd8 a3 50. Ra8 Kc5 51. g6 hxg6+ 52. Nxg6 Rxg6 53. Rxf8 Rg1 54. h7 a2 55. Rc8+ Kd4 56. Ra8 a1=Q 57. h8=Q Qd1+ 58. Kh6 Qd2+ |
| ECO C84 in 1960 play it! kolvig bent defeats white's larrain in 72 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 d6 7. c3 O-O 8. Re1 Re8 9. Nbd2 b5 10. Bc2 Nb8 11. a4 Bb7 12. axb5 axb5 13. Rxa8 Bxa8 14. Nf1 Bf8 15. Ng3 g6 16. h4 Nbd7 17. b4 c5 18. h5 d5 19. hxg6 hxg6 20. bxc5 Nxc5 21. Nxe5 Rxe5 22. d4 Rxe4 23. dxc5 Rxe1+ 24. Qxe1 Bxc5 25. Bg5 Qb6 26. Be3 d4 27. cxd4 Bxd4 28. Bd3 b4 29. Bxd4 Qxd4 30. Qb1 Ng4 31. Qc2 b3 32. Qe2 Nxf2 33. Qe8+ Kg7 34. Ne2 Qa7 35. Bc4 Ng4+ 36. Kh1 Qf2 |
| ECO C65 in 1960 play it! kolvig bent defeats white's pedersen eigil in 80 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O a6 5. Ba4 Be7 6. d4 exd4 7. e5 Ne4 8. Re1 Nc5 9. Bxc6 dxc6 10. Nxd4 O-O 11. Nc3 f5 12. Nce2 Ne6 13. Be3 Qe8 14. Qd3 Qf7 15. Nxe6 Bxe6 16. Nf4 Rad8 17. Qc3 Rd7 18. Bc5 Rfd8 19. Bxe7 Qxe7 20. Nd3 Rd4 21. b3 h6 22. f3 c5 23. Nf2 Qg5 24. Rad1 Rd2 25. Rxd2 Qxd2 26. Qxd2 Rxd2 27. Rc1 Re2 28. f4 c4 29. Kf1 Rd2 30. Ke1 c3 31. Kf1 Bd7 32. a4 Bc6 33. g3 Bf3 34. h4 c5 35. a5 b5 36. Nd3 Be2+ 37. Ke1 Bxd3 38. cxd3 b4 39. Rd1 Rh2 40. d4 c2 |
| ECO C79 in 1962 play it! kolvig bent defeats white's from sigfried in 96 moves | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Bg4 7. c3 Be7 8. d3 Qd7 9. Nbd2 b5 10. Bb3 g5 11. Nf1 Rg8 12. a4 b4 13. a5 bxc3 14. Ba4 Kf8 15. bxc3 d5 16. Ne3 Bxf3 17. Qxf3 dxe4 18. dxe4 Qe6 19. Nd5 Bd8 20. h4 h6 21. hxg5 hxg5 22. Bb3 Rg6 23. Ne7 Qxb3 24. Nxc6 Qe6 25. Nxd8 Rxd8 26. Rb1 g4 27. Qf5 g3 28. f4 Ng4 29. Qxe6 Rxe6 30. f5 Rc6 31. c4 Rxc4 32. Rb3 Rxe4 33. Rf1 Rd5 34. f6 Ke8 35. Rxg3 Rxa5 36. Ba3 c5 37. Rb3 Rb5 38. Rxb5 axb5 39. Bxc5 Kd7 40. Rb1 Kc6 41. Be7 Rc4 42. g3 Rc2 43. Rb3 e4 44. Ra3 e3 45. Ra6+ Kb7 46. Ra5 Rb2 47. Ra1 Nh2 48. Bc5 Nf3+ |
| ECO B02 in 1968 play it! kolvig bent defeats white's petersen finn in 110 moves | 1. e4 Nf6 2. e5 Nd5 3. Qf3 e6 4. c4 Nb4 5. Qd1 c5 6. Nc3 d6 7. a3 N4c6 8. exd6 Bxd6 9. Nf3 O-O 10. Be2 Nd4 11. Nxd4 cxd4 12. Ne4 Be7 13. d3 f5 14. Ng3 a5 15. b3 Nc6 16. O-O e5 17. Re1 Be6 18. Bf3 Qc7 19. Qe2 Rae8 20. Bd5 Bxd5 21. cxd5 Nb8 22. Qxe5 Bd6 23. Qxe8 Rxe8 24. Rxe8+ Kf7 25. Re1 Qc3 26. Bg5 g6 27. Ne2 Qxb3 28. Nf4 b5 29. Rab1 Qa4 30. Re6 Qxa3 31. Rf6+ Kg7 32. Ne6+ Kg8 33. Rc1 Qxc1+ 34. Bxc1 Nd7 35. Nxd4 Nxf6 36. Nxb5 Bb4 37. d6 Kf7 38. Kf1 Ke6 39. Bb2 Ne8 40. Nc7+ Kd7 41. Nxe8 Kxe8 42. Ke2 Kd7 43. d4 Kxd6 44. Kd3 Kd5 45. Ba1 Ba3 46. h3 a4 47. Kc3 Ke4 48. Kd2 Bb4+ 49. Ke2 h5 50. f3+ Kd5 51. Kd3 a3 52. g4 Bd6 53. Bc3 Bf4 54. Bb4 Bc1 55. Kc2 Kc4 |
| ECO D27 in 1953 play it! kolvig bent defeats white's sorensen bent in 22 moves | 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2 Qc7 9. dxc5 Bxc5 10. e4 Ng4 11. h3 Nd4 |