| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. I Niemela vs K Blom |
| ½-½ | 19 | 1961 | Marianske Lazne Zonal | D83 Grunfeld, Grunfeld Gambit |
| 52. W Golz vs B Malich |
| ½-½ | 30 | 1963 | East German Championship | D83 Grunfeld, Grunfeld Gambit |
| 53. R Lilly vs P Viner |
| ½-½ | 61 | 1963 | Australian Championship 1962/63 | D83 Grunfeld, Grunfeld Gambit |
| 54. Uhlmann vs B Malich |
| ½-½ | 30 | 1963 | Bad Liebenstein | D83 Grunfeld, Grunfeld Gambit |
| 55. S Bilyap vs M Yudovich Sr |
| ½-½ | 29 | 1965 | olm5 fin B5 corr6568 | D83 Grunfeld, Grunfeld Gambit |
| 56. E Gasztonyi vs K Honfi |
| ½-½ | 61 | 1965 | Budapest Championship | D83 Grunfeld, Grunfeld Gambit |
| 57. Portisch vs M Bertok |
| ½-½ | 41 | 1965 | Zagreb | D83 Grunfeld, Grunfeld Gambit |
| 58. F Visier Segovia vs D Byrne |
| ½-½ | 22 | 1968 | Palma de Mallorca | D83 Grunfeld, Grunfeld Gambit |
| 59. B Perfors vs B van der Tak |
| ½-½ | 30 | 1970 | NED-ch03 corr7072 | D83 Grunfeld, Grunfeld Gambit |
| 60. Ivkov vs Adorjan |
 | ½-½ | 9 | 1970 | Budapest | D83 Grunfeld, Grunfeld Gambit |
| 61. Mecking vs Gligoric |
| ½-½ | 52 | 1971 | Hoogovens | D83 Grunfeld, Grunfeld Gambit |
| 62. K Vark vs T Oim |
| ½-½ | 47 | 1971 | Parnu | D83 Grunfeld, Grunfeld Gambit |
| 63. G Kluger vs Ribli |
| ½-½ | 30 | 1971 | Hungarian Championship | D83 Grunfeld, Grunfeld Gambit |
| 64. E Gereben vs Ribli |
| ½-½ | 80 | 1972 | Hoogovens-B | D83 Grunfeld, Grunfeld Gambit |
| 65. Smejkal vs H Liebert |
| ½-½ | 40 | 1972 | Rubinstein Memorial | D83 Grunfeld, Grunfeld Gambit |
| 66. B Balogh vs Sax |
| ½-½ | 60 | 1972 | Hungarian Championship | D83 Grunfeld, Grunfeld Gambit |
| 67. K Pytel vs W Schmidt |
| ½-½ | 50 | 1973 | Polish Championship | D83 Grunfeld, Grunfeld Gambit |
| 68. A Cherepkov vs Tseitlin |
| ½-½ | 50 | 1974 | Leningrad Championship | D83 Grunfeld, Grunfeld Gambit |
| 69. V Karasev vs Balashov |
| ½-½ | 48 | 1974 | URS-ch qual | D83 Grunfeld, Grunfeld Gambit |
| 70. K Pytel vs W Hartston |
| ½-½ | 21 | 1974 | Hastings 1973/74 | D83 Grunfeld, Grunfeld Gambit |
| 71. K Langeweg vs J H Donner |
| ½-½ | 61 | 1974 | Hoogovens | D83 Grunfeld, Grunfeld Gambit |
| 72. H Liebert vs B Malich |
| ½-½ | 18 | 1974 | East German Championship | D83 Grunfeld, Grunfeld Gambit |
| 73. H Ree vs E Scholl |
| ½-½ | 42 | 1974 | Dutch Championship | D83 Grunfeld, Grunfeld Gambit |
| 74. H Freise vs R Mallee |
| ½-½ | 30 | 1974 | West German Championship | D83 Grunfeld, Grunfeld Gambit |
| 75. A Pomar vs A H Williams |
| ½-½ | 25 | 1974 | Nice Olympiad Final-A | D83 Grunfeld, Grunfeld Gambit |
Kibitzing
