| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. Kotov vs Benko |
| ½-½ | 41 | 1949 | Budapest-Moscow | E26 Nimzo-Indian, Samisch |
| 52. J Bolbochan vs M Luckis |
| 0-1 | 59 | 1949 | Mar del Plata | E26 Nimzo-Indian, Samisch |
| 53. Kotov vs Barcza |
| 1-0 | 41 | 1949 | Moscow-Budapest | E26 Nimzo-Indian, Samisch |
| 54. G Reddington vs O Ulvestad |
| 0-1 | 39 | 1949 | Pacific Northwest Championship | E26 Nimzo-Indian, Samisch |
| 55. Lilienthal vs Benko |
| ½-½ | 66 | 1949 | Moscow-Budapest | E26 Nimzo-Indian, Samisch |
| 56. Gligoric vs H Mueller |
| ½-½ | 33 | 1949 | Venice | E26 Nimzo-Indian, Samisch |
| 57. Rossolimo vs Golombek |
 | 1-0 | 26 | 1949 | Venice | E26 Nimzo-Indian, Samisch |
| 58. Geller vs Sokolsky |
| 0-1 | 72 | 1949 | USSR Championship | E26 Nimzo-Indian, Samisch |
| 59. V Kozomara vs B Kukovec |
| 1-0 | 28 | 1950 | Yugoslavia | E26 Nimzo-Indian, Samisch |
| 60. A Ivannikov vs G Zhuravlev |
| 0-1 | 44 | 1950 | Ch URS (Farmers) | E26 Nimzo-Indian, Samisch |
| 61. R Sanguinetti vs L Marini |
| ½-½ | 22 | 1950 | Mar del Plata | E26 Nimzo-Indian, Samisch |
| 62. C Purdy vs M Napolitano |
 | 1-0 | 45 | 1950 | 1st Correspondence World Championship | E26 Nimzo-Indian, Samisch |
| 63. Bronstein vs Smyslov |
| 1-0 | 58 | 1950 | Budapest Candidates | E26 Nimzo-Indian, Samisch |
| 64. P van't Veer vs O Barda |
| 0-1 | 45 | 1950 | 1st Correspondence World Championship | E26 Nimzo-Indian, Samisch |
| 65. Szabo vs Keres |
| 0-1 | 46 | 1950 | Budapest Candidates | E26 Nimzo-Indian, Samisch |
| 66. Simagin vs Foltys |
| ½-½ | 41 | 1950 | Przepiorka Memorial | E26 Nimzo-Indian, Samisch |
| 67. E Spanjaard vs C van den Berg |
| 0-1 | 18 | 1950 | Dutch Championship | E26 Nimzo-Indian, Samisch |
| 68. Bronstein vs Boleslavsky |
| ½-½ | 60 | 1950 | Bronstein - Boleslavsky Candidates Playoff | E26 Nimzo-Indian, Samisch |
| 69. F Mastichiadis vs O'Kelly |
| 0-1 | 41 | 1950 | Dubrovnik Olympiad | E26 Nimzo-Indian, Samisch |
| 70. J Penrose vs R Broadbent |
| 1-0 | 40 | 1950 | British Championship | E26 Nimzo-Indian, Samisch |
| 71. S Helle vs A Zografakis |
| ½-½ | 39 | 1950 | Dubrovnik Olympiad | E26 Nimzo-Indian, Samisch |
| 72. Gligoric vs A Beni |
| ½-½ | 58 | 1950 | Dubrovnik Olympiad | E26 Nimzo-Indian, Samisch |
| 73. M Castillo vs O'Kelly |
| 0-1 | 42 | 1950 | Dubrovnik Olympiad | E26 Nimzo-Indian, Samisch |
| 74. F Mastichiadis vs Euwe |
| 0-1 | 34 | 1950 | Dubrovnik Olympiad | E26 Nimzo-Indian, Samisch |
| 75. Najdorf vs A Matanovic |
| 1-0 | 36 | 1950 | Bled | E26 Nimzo-Indian, Samisch |
Kibitzing
