| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. M Schmidt vs J Dueball |
| 0-1 | 41 | 1969 | World Student Team Championship Final-A | A79 Benoni, Classical, 11.f3 |
| 27. B Jansson vs R Hartoch |
| 0-1 | 37 | 1969 | Raach Zonal | A79 Benoni, Classical, 11.f3 |
| 28. W Balcerowski vs A Filipowicz |
| 0-1 | 48 | 1970 | Polish Championship | A79 Benoni, Classical, 11.f3 |
| 29. M Despotovic vs Janosevic |
| 0-1 | 48 | 1970 | Yugoslav Championship | A79 Benoni, Classical, 11.f3 |
| 30. A Balemans vs E J Holt |
| 0-1 | 45 | 1970 | Glorney Cup | A79 Benoni, Classical, 11.f3 |
| 31. W Balcerowski vs Adorjan |
| 0-1 | 63 | 1970 | Rubinstein Memorial | A79 Benoni, Classical, 11.f3 |
| 32. J Durao vs C Pritchett |
| 0-1 | 33 | 1970 | Siegen Olympiad qual-5 | A79 Benoni, Classical, 11.f3 |
| 33. I Platonov vs Savon |
| 0-1 | 48 | 1970 | USSR Championship | A79 Benoni, Classical, 11.f3 |
| 34. B Toth vs Matulovic |
 | 0-1 | 31 | 1972 | Budapest zt playoff m | A79 Benoni, Classical, 11.f3 |
| 35. W Balcerowski vs R Gasiorowski |
| 0-1 | 37 | 1972 | Polish Championship | A79 Benoni, Classical, 11.f3 |
| 36. H Camara vs Quinteros |
| 0-1 | 52 | 1972 | Sao Paulo Zonal | A79 Benoni, Classical, 11.f3 |
| 37. I Kanko vs T Shaw |
| 0-1 | 52 | 1972 | Skopje Olympiad Final-C | A79 Benoni, Classical, 11.f3 |
| 38. S Holm vs A Filipowicz |
| 0-1 | 41 | 1972 | Skopje Olympiad Final-A | A79 Benoni, Classical, 11.f3 |
| 39. A Saidy vs M Campos Lopez |
| 0-1 | 53 | 1972 | San Antonio | A79 Benoni, Classical, 11.f3 |
| 40. S Macdonald-Ross vs J L Watson |
| 0-1 | 28 | 1973 | GRE Islington Open | A79 Benoni, Classical, 11.f3 |
| 41. L Popov vs Hort |
| 0-1 | 50 | 1975 | Hoogovens | A79 Benoni, Classical, 11.f3 |
| 42. D Donchev vs V N Antonov |
| 0-1 | 40 | 1975 | Bulgarian Championship | A79 Benoni, Classical, 11.f3 |
| 43. Browne vs Ljubojevic |
| 0-1 | 63 | 1976 | Manila Interzonal | A79 Benoni, Classical, 11.f3 |
| 44. C Niklasson vs S Hamann |
| 0-1 | 37 | 1976 | COOP Stockholm | A79 Benoni, Classical, 11.f3 |
| 45. Z Golubovic vs Z S Ilic |
| 0-1 | 37 | 1977 | Nis | A79 Benoni, Classical, 11.f3 |
| 46. S Fokin vs G Agzamov |
| 0-1 | 37 | 1978 | Azmiddin Khodzhaev Memorial 1978/79 | A79 Benoni, Classical, 11.f3 |
| 47. V Danielsen vs A Filipowicz |
| 0-1 | 41 | 1978 | Roskilde | A79 Benoni, Classical, 11.f3 |
| 48. Portisch vs G Rajna |
| 0-1 | 48 | 1980 | HUN | A79 Benoni, Classical, 11.f3 |
| 49. G F Kane vs M Sullivan |
| 0-1 | 50 | 1980 | Bagby Memorial | A79 Benoni, Classical, 11.f3 |
| 50. J Gromek vs V N Antonov |
| 0-1 | 35 | 1980 | Karvina Hornicky Kahanec | A79 Benoni, Classical, 11.f3 |
Kibitzing
