| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. P van der Weide vs R Hartoch |
| 1-0 | 54 | 1970 | Dutch Championship | B48 Sicilian, Taimanov Variation |
| 27. A Jongsma vs P van der Weide |
| ½-½ | 41 | 1970 | Dutch Championship | A00 Uncommon Opening |
| 28. P van der Weide vs C Zuidema |
| 0-1 | 43 | 1970 | Dutch Championship | C28 Vienna Game |
| 29. J Vogel vs P van der Weide |
| ½-½ | 19 | 1970 | Dutch Championship | A10 English |
| 30. P van der Weide vs T de Ruiter |
| ½-½ | 11 | 1970 | Dutch Championship | A07 King's Indian Attack |
| 31. D D van Geet vs P van der Weide |
 | ½-½ | 22 | 1970 | Amsterdam IBM-B | A01 Nimzovich-Larsen Attack |
| 32. P van der Weide vs Adorjan |
| ½-½ | 26 | 1970 | Amsterdam IBM-B | B36 Sicilian, Accelerated Fianchetto |
| 33. Westerinen vs P van der Weide |
| 1-0 | 31 | 1970 | Amsterdam IBM-B | B30 Sicilian |
| 34. P van der Weide vs Prins |
| 0-1 | 24 | 1970 | Amsterdam IBM-B | B07 Pirc |
| 35. J Bednarski vs P van der Weide |
| 1-0 | 39 | 1970 | Amsterdam IBM-B | B32 Sicilian |
| 36. N Cortlever vs P van der Weide |
| ½-½ | 41 | 1970 | Amsterdam IBM-B | B45 Sicilian, Taimanov |
| 37. P van der Weide vs S Hamann |
| 0-1 | 38 | 1970 | Amsterdam IBM-B | B93 Sicilian, Najdorf, 6.f4 |
| 38. J Piket vs P van der Weide |
| 0-1 | 28 | 1970 | Amsterdam IBM-B | A85 Dutch, with c4 & Nc3 |
| 39. P van der Weide vs S Tatai |
| 0-1 | 37 | 1970 | Amsterdam IBM-B | B93 Sicilian, Najdorf, 6.f4 |
| 40. Timman vs P van der Weide |
| 0-1 | 41 | 1970 | Amsterdam IBM-B | A07 King's Indian Attack |
| 41. P van der Weide vs Timman |
 | 0-1 | 55 | 1971 | Dutch Championship | B06 Robatsch |
| 42. K Langeweg vs P van der Weide |
| ½-½ | 21 | 1971 | Dutch Championship | A81 Dutch |
| 43. P van der Weide vs Ree |
| ½-½ | 34 | 1971 | Dutch Championship | B80 Sicilian, Scheveningen |
| 44. P van der Weide vs T Krabbe |
| ½-½ | 24 | 1971 | Dutch Championship | C16 French, Winawer |
| 45. F van der Vliet vs P van der Weide |
| ½-½ | 38 | 1971 | Dutch Championship | A10 English |
| 46. P van der Weide vs P Boersma |
| 0-1 | 44 | 1971 | Dutch Championship | C28 Vienna Game |
| 47. W Andriessen vs P van der Weide |
| 0-1 | 50 | 1971 | Dutch Championship | A10 English |
| 48. P van der Weide vs E Scholl |
| ½-½ | 22 | 1971 | Dutch Championship | C29 Vienna Gambit |
| 49. J van Baarle vs P van der Weide |
| 0-1 | 53 | 1971 | Dutch Championship | A88 Dutch, Leningrad, Main Variation with c6 |
| 50. P van der Weide vs J H Donner |
| ½-½ | 65 | 1971 | Dutch Championship | B09 Pirc, Austrian Attack |
Kibitzing
