| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. T Krabbe vs C Zuidema |
 | 1-0 | 27 | 1967 | Dutch Championship | A45 Queen's Pawn Game |
| 27. T Krabbe vs A Waltemathe |
| 1-0 | 25 | 1968 | Wijk aan Zee III | C19 French, Winawer, Advance |
| 28. T Krabbe vs B Enklaar |
| ½-½ | 40 | 1969 | Amsterdam | C10 French |
| 29. T Krabbe vs Kurajica |
| 0-1 | 54 | 1969 | Hoogovens-B | A00 Uncommon Opening |
| 30. T Krabbe vs M Ujtelky |
| 1-0 | 35 | 1969 | Hoogovens-B | B06 Robatsch |
| 31. T Krabbe vs J Bednarski |
| 1-0 | 38 | 1969 | Hoogovens-B | B23 Sicilian, Closed |
| 32. N Cortlever vs T Krabbe |
| 0-1 | 42 | 1969 | Hoogovens-B | B15 Caro-Kann |
| 33. T Krabbe vs N Gaprindashvili |
| 0-1 | 38 | 1969 | Hoogovens-B | B08 Pirc, Classical |
| 34. Westerinen vs T Krabbe |
| 1-0 | 68 | 1969 | Hoogovens-B | C28 Vienna Game |
| 35. T Krabbe vs H Kramer |
| 0-1 | 38 | 1969 | Hoogovens-B | C68 Ruy Lopez, Exchange |
| 36. T Krabbe vs J Kozma |
| 0-1 | 45 | 1969 | Hoogovens-B | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 37. T Krabbe vs A Jongsma |
| 1-0 | 47 | 1969 | Hoogovens-B | B00 Uncommon King's Pawn Opening |
| 38. T Krabbe vs F Henneberke |
| 1-0 | 53 | 1970 | Hoogovens M-4K | C41 Philidor Defense |
| 39. P van der Weide vs T Krabbe |
| ½-½ | 26 | 1970 | Hoogovens M-4K | B13 Caro-Kann, Exchange |
| 40. T Krabbe vs J T Barendregt |
| 1-0 | 32 | 1970 | Hoogovens M-4K | A03 Bird's Opening |
| 41. T Krabbe vs T D van Scheltinga |
| 0-1 | 40 | 1971 | Hoogovens-B | A46 Queen's Pawn Game |
| 42. Timman vs T Krabbe |
| 1-0 | 36 | 1971 | Hoogovens-B | B13 Caro-Kann, Exchange |
| 43. T Krabbe vs Forintos |
| ½-½ | 52 | 1971 | Hoogovens-B | B08 Pirc, Classical |
| 44. Hecht vs T Krabbe |
| 1-0 | 33 | 1971 | Hoogovens-B | C10 French |
| 45. T Krabbe vs V Ciocaltea |
| 0-1 | 40 | 1971 | Hoogovens-B | A07 King's Indian Attack |
| 46. Adorjan vs T Krabbe |
| 1-0 | 41 | 1971 | Hoogovens-B | C03 French, Tarrasch |
| 47. T Krabbe vs Jansa |
| 0-1 | 41 | 1971 | Hoogovens-B | D02 Queen's Pawn Game |
| 48. C Zuidema vs T Krabbe |
| ½-½ | 50 | 1971 | Hoogovens-B | C16 French, Winawer |
| 49. T Krabbe vs B Brinck-Claussen |
| 1-0 | 79 | 1971 | Hoogovens-B | B06 Robatsch |
| 50. Denker vs T Krabbe |
| ½-½ | 24 | 1971 | Hoogovens-B | D05 Queen's Pawn Game |
Kibitzing
