| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Y Kots vs Sopkov |
| 0-1 | 40 | 1952 | URS-ch sf Leningrad | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 27. E Pedersen vs Larsen |
| 0-1 | 40 | 1952 | Larsen - Pedersen | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 28. I Fiore vs L Del Vecchio |
| 0-1 | 35 | 1952 | Italian Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 29. D Andric vs O'Kelly |
| 0-1 | 39 | 1952 | Belgrade | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 30. C Pilnick vs E Hearst |
| 0-1 | 46 | 1952 | 53rd US Open | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 31. V Pafnutieff vs E Zemgalis |
| 0-1 | 21 | 1953 | 54th US Open | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 32. Sliwa vs I Balanel |
 | 0-1 | 44 | 1954 | Bucharest | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 33. L Rudenko vs T Zatulovskaya |
| 0-1 | 40 | 1954 | USSR Championship (Women) | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 34. A Spiller vs D Byrne |
| 0-1 | 50 | 1955 | 56th US Open | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 35. N Karaklajic vs B Rabar |
| 0-1 | 38 | 1956 | Yugoslav Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 36. I Molnar vs Lengyel |
| 0-1 | 49 | 1956 | Alekhine Memorial | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 37. I Kurass vs I Lipnitsky |
| 0-1 | 30 | 1956 | Ukrainian Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 38. J Borland vs B L Wilkinson |
| 0-1 | 40 | 1956 | British Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 39. J Visser vs J H Donner |
| 0-1 | 56 | 1957 | Dutch Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 40. J Glenn Waltz vs K Burger |
| 0-1 | 30 | 1957 | 58th US Open | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 41. Larsen vs F Olafsson |
| 0-1 | 59 | 1957 | Dallas | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 42. C Jauregui vs Pachman |
| 0-1 | 36 | 1959 | Santiago | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 43. S Hamann vs Parma |
| 0-1 | 43 | 1959 | World Junior Championship qual-1 | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 44. L Kalashian vs Gipslis |
| 0-1 | 50 | 1959 | 2nd Soviet Spartakiad qual-3 | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 45. Kuntsevich vs Averbakh |
| 0-1 | 27 | 1960 | Trud Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 46. M Vukovic vs J Sofrevski |
| 0-1 | 50 | 1960 | Yugoslav Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 47. M Vukovic vs Parma |
| 0-1 | 33 | 1960 | Yugoslav Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 48. E Lazarev vs Y Polyak |
| 0-1 | 35 | 1960 | Ukrainian Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 49. G Pfeiffer vs Antoshin |
| 0-1 | 52 | 1960 | West Germany - Soviet Union | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 50. G Ustinov vs Y Estrin |
| 0-1 | 41 | 1960 | URS-ch sf Vilnius | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
Kibitzing
