| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. C J Nielsen vs N S Nilsson |
| ½-½ | 41 | 1991 | Copenhagen Open | E73 King's Indian |
| 27. E Christensen vs C J Nielsen |
| ½-½ | 15 | 1991 | Copenhagen Open | C56 Two Knights |
| 28. J Henrichsen vs C J Nielsen |
| ½-½ | 53 | 1991 | Copenhagen Open | D18 Queen's Gambit Declined Slav, Dutch |
| 29. C J Nielsen vs F B Larsen |
| ½-½ | 48 | 1991 | Copenhagen Open | E94 King's Indian, Orthodox |
| 30. C J Nielsen vs M Simonsen |
| 1-0 | 39 | 1991 | Copenhagen Open | A42 Modern Defense, Averbakh System |
| 31. C J Nielsen vs R R Greger |
| ½-½ | 63 | 1992 | Copenhagen Open | A57 Benko Gambit |
| 32. L Hansen vs C J Nielsen |
| ½-½ | 16 | 1992 | Copenhagen Open | C71 Ruy Lopez |
| 33. S Bache Larsen vs C J Nielsen |
| 0-1 | 26 | 1992 | Copenhagen Open | C44 King's Pawn Game |
| 34. C J Nielsen vs O Jakobsen |
| 0-1 | 25 | 1992 | Copenhagen Open | E76 King's Indian, Four Pawns Attack |
| 35. E Holstein vs C J Nielsen |
| 1-0 | 33 | 1992 | Copenhagen Open | C47 Four Knights |
| 36. C J Nielsen vs N S Nilsson |
| 0-1 | 69 | 1992 | Copenhagen Open | D20 Queen's Gambit Accepted |
| 37. M Simonsen vs C J Nielsen |
| 1-0 | 53 | 1992 | Copenhagen Open | C55 Two Knights Defense |
| 38. C J Nielsen vs F Gasseholm |
| ½-½ | 36 | 1992 | Copenhagen Open | D87 Grunfeld, Exchange |
| 39. R Lilja vs C J Nielsen |
| 0-1 | 25 | 1992 | Copenhagen Open | B00 Uncommon King's Pawn Opening |
| 40. C J Nielsen vs M Andersen |
| ½-½ | 34 | 1992 | Copenhagen Open | D63 Queen's Gambit Declined, Orthodox Defense |
| 41. D Rej vs C J Nielsen |
 | 1-0 | 50 | 1993 | Ch Denmark (select) | C57 Two Knights |
| 42. P J Morris vs C J Nielsen |
| 1-0 | 42 | 1993 | Copenhagen Open | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
| 43. C J Nielsen vs B Pedersen |
| 0-1 | 25 | 1993 | Copenhagen Open | D47 Queen's Gambit Declined Semi-Slav |
| 44. K Nielsen vs C J Nielsen |
| ½-½ | 53 | 1993 | Copenhagen Open | D52 Queen's Gambit Declined |
| 45. C J Nielsen vs D Bekker-Jensen |
| 1-0 | 23 | 1993 | Copenhagen Open | E77 King's Indian |
| 46. A Sinkbaek vs C J Nielsen |
| ½-½ | 30 | 1993 | Copenhagen Open | A06 Reti Opening |
| 47. C J Nielsen vs H Sorensen |
| 0-1 | 30 | 1993 | Copenhagen Open | A57 Benko Gambit |
| 48. L Hyldkrog vs C J Nielsen |
| 0-1 | 58 | 1993 | Copenhagen Open | B29 Sicilian, Nimzovich-Rubinstein |
| 49. C J Nielsen vs B Isaksen |
| 0-1 | 39 | 1993 | Copenhagen Open | E77 King's Indian |
| 50. O Alkaersig vs C J Nielsen |
| ½-½ | 54 | 1993 | Copenhagen Open | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
Kibitzing
