| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. J Austbo vs C Ayala |
| 1-0 | 54 | 1939 | Buenos Aires Olympiad Final-B | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 27. G Berner vs J Siska |
| ½-½ | 36 | 1940 | Yugoslav Amateur Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 28. M Stolberg vs Botvinnik |
  | 0-1 | 41 | 1940 | USSR Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 29. B Schneiderman vs Eliskases |
| ½-½ | 35 | 1941 | Aguas de Sao Pedro / Sao Paulo | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 30. E Weinitschke vs H Mueller |
| ½-½ | 52 | 1941 | German Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 31. E Weinitschke vs H Kranki |
| ½-½ | 63 | 1941 | German Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 32. K Rahn vs H Kranki |
| 1-0 | 36 | 1941 | German Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 33. E Richter vs Saemisch |
| 1-0 | 43 | 1942 | Chocen | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 34. K Junge vs Oeser |
| 1-0 | 76 | 1942 | Dresden | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 35. J Sajtar vs K Prucha |
| ½-½ | 41 | 1943 | UJCS-17.Kongress | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 36. V Stulik vs J Sajtar |
| 0-1 | 46 | 1943 | Zlin | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 37. C Kottnauer vs J Holas |
| 1-0 | 30 | 1943 | Zlin | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 38. Najdorf vs R Garcia Vera |
| 1-0 | 25 | 1944 | Mar del Plata | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 39. V Saigin vs A Ufimtsev |
| ½-½ | 56 | 1945 | URS-sf Moscow | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 40. M Castillo vs A Maccioni |
| ½-½ | 41 | 1945 | Vina del Mar | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 41. Denker vs A Pinkus |
| 0-1 | 37 | 1945 | Manhattan CC-ch 1944/45 | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 42. Tolush vs R Renter |
| 1-0 | 39 | 1945 | Ch Estonia (open) | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 43. Bondarevsky vs K Opocensky |
| 1-0 | 30 | 1946 | Moscow - Prague | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 44. R Sanguinetti vs A Maccioni |
| 1-0 | 44 | 1946 | Mar del Plata | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 45. R Garcia Vera vs Letelier |
| 1-0 | 38 | 1946 | Mar del Plata | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 46. J W Collins vs Kashdan |
| 0-1 | 67 | 1947 | Metropolitan Chess League | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 47. Bondarevsky vs Levenfish |
| 1-0 | 65 | 1947 | USSR Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 48. W Ernst vs W Lange |
| 0-1 | 46 | 1947 | Essen | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 49. Tolush vs Ragozin |
| 1-0 | 34 | 1947 | USSR Championship | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
| 50. R Sanguinetti vs L Marini |
| ½-½ | 52 | 1947 | Mar del Plata | E48 Nimzo-Indian, 4.e3 O-O 5.Bd3 d5 |
Kibitzing
