| page 2 of 31; games 26-50 of 764 |
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| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. B Andersen vs Forintos |
| 0-1 | 60 | 1966 | Havana Olympiad Final-A | A33 English, Symmetrical |
| 27. R Gorenstein vs L Stoliarov |
| ½-½ | 27 | 1966 | Spartakiada Ukraine | A33 English, Symmetrical |
| 28. Portisch vs Matulovic |
 | 1-0 | 55 | 1967 | Halle Zonal | A33 English, Symmetrical |
| 29. Taimanov vs Korchnoi |
| ½-½ | 41 | 1967 | Zonal Playoff | A33 English, Symmetrical |
| 30. Smyslov vs Shamkovich |
| ½-½ | 22 | 1967 | Moscow Jubilee | A33 English, Symmetrical |
| 31. Tal vs Ivkov |
| ½-½ | 27 | 1968 | Hoogovens | A33 English, Symmetrical |
| 32. Petrosian vs Bobotsov |
 | 1-0 | 29 | 1968 | Bamberg | A33 English, Symmetrical |
| 33. Z Doda vs Forintos |
| ½-½ | 25 | 1968 | Laszlo Toth Memorial | A33 English, Symmetrical |
| 34. Petrosian vs Gligoric |
| ½-½ | 13 | 1968 | Lugano Olympiad Final-A | A33 English, Symmetrical |
| 35. Korchnoi vs Ivkov |
| ½-½ | 42 | 1968 | Palma de Mallorca | A33 English, Symmetrical |
| 36. I Bilek vs Forintos |
| ½-½ | 20 | 1969 | Hungarian Championship 1968/69 | A33 English, Symmetrical |
| 37. Ivkov vs Gligoric |
| ½-½ | 10 | 1969 | Buesum | A33 English, Symmetrical |
| 38. Portisch vs K Darga |
| ½-½ | 31 | 1969 | Amsterdam IBM | A33 English, Symmetrical |
| 39. Uhlmann vs Gligoric |
| ½-½ | 14 | 1969 | Capablanca Memorial | A33 English, Symmetrical |
| 40. Polugaevsky vs Gligoric |
| 1-0 | 39 | 1969 | Belgrade | A33 English, Symmetrical |
| 41. A Pomar vs J Penrose |
| 1-0 | 20 | 1970 | Clare Benedict Cup | A33 English, Symmetrical |
| 42. L Schmid vs G Tringov |
| ½-½ | 23 | 1970 | Siegen Olympiad qual-6 | A33 English, Symmetrical |
| 43. Korchnoi vs K Darga |
| 1-0 | 38 | 1970 | Siegen Olympiad Final-A | A33 English, Symmetrical |
| 44. Portisch vs Gligoric |
| 1-0 | 41 | 1970 | Palma de Mallorca Interzonal | A33 English, Symmetrical |
| 45. O Moiseev vs S G Rosenberg |
| 1-0 | 30 | 1971 | Moscow Championship | A33 English, Symmetrical |
| 46. Huebner vs J Penrose |
| 1-0 | 42 | 1971 | England - West Germany | A33 English, Symmetrical |
| 47. T Ghitescu vs M Bertok |
| ½-½ | 40 | 1971 | Zagreb | A33 English, Symmetrical |
| 48. Portisch vs J H Donner |
| 1-0 | 34 | 1971 | Amsterdam IBM | A33 English, Symmetrical |
| 49. Portisch vs Parma |
| 1-0 | 69 | 1972 | Teesside | A33 English, Symmetrical |
| 50. H Ree vs Parma |
| ½-½ | 16 | 1972 | Teesside | A33 English, Symmetrical |
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| page 2 of 31; games 26-50 of 764 |
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Kibitzing
