| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. M Roos vs G Javelle |
| 1-0 | 31 | 1957 | FRA-ch22 corr | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 27. R Cardoso vs K Ozols |
| 0-1 | 36 | 1957 | Australian Championship 1956/57 | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 28. V Bykov vs Tolush |
| 1-0 | 48 | 1957 | URS-ch sf Leningrad | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 29. K Darga vs R Toran |
| ½-½ | 20 | 1957 | Madrid | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 30. Averbakh vs Spassky |
 | ½-½ | 32 | 1958 | USSR Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 31. G Kluger vs E Haag |
| 0-1 | 49 | 1958 | 14th Hungarian Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 32. T Filep vs J Flesch |
| 0-1 | 59 | 1958 | 14th Hungarian Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 33. M Sicilia vs P Puig Pulido |
| 0-1 | 26 | 1959 | Madrid | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 34. B Wexler vs R Garcia |
| 1-0 | 39 | 1959 | Buenos Aires | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 35. C Incutto vs J Pelikan |
| ½-½ | 41 | 1959 | Argentine Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 36. J Saadi vs J Pelikan |
| ½-½ | 58 | 1959 | Argentine Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 37. R Espinosa vs J Pelikan |
| 1-0 | 60 | 1959 | Argentine Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 38. M Wotulo vs K Ozols |
| ½-½ | 72 | 1959 | Australian Championship 1958/59 | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 39. Averbakh vs Lutikov |
| ½-½ | 39 | 1959 | USSR Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 40. H Berliner vs E Hearst |
| 0-1 | 35 | 1959 | 60th US Open | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 41. Parma vs S Hamann |
| ½-½ | 19 | 1959 | World Junior Championship Final-A | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 42. Benko vs Tal |
 | 0-1 | 29 | 1959 | Bled-Zagreb-Belgrade Candidates | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 43. A Zamikhovsky vs Gufeld |
| ½-½ | 21 | 1959 | Avangard Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 44. K Prucha vs J Florian |
| 1-0 | 30 | 1960 | Czechoslovak Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 45. M Udovcic vs Matulovic |
| ½-½ | 115 | 1960 | Yugoslav Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 46. A Giustolisi vs M Farre |
| ½-½ | 15 | 1960 | Clare Benedict Cup | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 47. V J Hansen vs K Blom |
| 0-1 | 35 | 1960 | Danish Championship | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 48. B P Reilly vs W Pietzsch |
| 0-1 | 34 | 1960 | Madrid Zonal | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 49. G P Thibaut vs O Yepez |
| ½-½ | 41 | 1960 | Leipzig Olympiad qual-4 | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 50. D de Lange vs U Raisa |
| 0-1 | 77 | 1960 | Leipzig Olympiad Final-B | A89 Dutch, Leningrad, Main Variation with Nc6 |
Kibitzing
