| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Keres vs G Friedemann |
| ½-½ | 52 | 1936 | Tallinn tt | C97 Ruy Lopez, Closed, Chigorin |
| 27. V Mikenas vs Keres |
 | 0-1 | 46 | 1937 | EST-LAT | C97 Ruy Lopez, Closed, Chigorin |
| 28. F Reinfeld vs M L Hanauer |
| ½-½ | 54 | 1938 | Marshall CC Championship | C97 Ruy Lopez, Closed, Chigorin |
| 29. A Konstantinopolsky vs Panov |
| 1-0 | 35 | 1939 | Leningrad / Moscow training | C97 Ruy Lopez, Closed, Chigorin |
| 30. Tolush vs Lisitsin |
| ½-½ | 45 | 1939 | USSR Championship | C97 Ruy Lopez, Closed, Chigorin |
| 31. Ragozin vs Panov |
| 1-0 | 50 | 1939 | USSR Championship | C97 Ruy Lopez, Closed, Chigorin |
| 32. Tolush vs Ragozin |
| 0-1 | 58 | 1939 | USSR Championship | C97 Ruy Lopez, Closed, Chigorin |
| 33. M Atijas vs J Feuer |
| 0-1 | 34 | 1939 | Yugoslav Amateur Championship sf-A | C97 Ruy Lopez, Closed, Chigorin |
| 34. H Kramer vs Kmoch |
| ½-½ | 69 | 1939 | Kramer - Kmoch | C97 Ruy Lopez, Closed, Chigorin |
| 35. Reshevsky vs W Adams |
 | 1-0 | 62 | 1940 | United States Championship | C97 Ruy Lopez, Closed, Chigorin |
| 36. Boleslavsky vs Panov |
| 1-0 | 54 | 1940 | USSR Championship | C97 Ruy Lopez, Closed, Chigorin |
| 37. Lisitsin vs Botvinnik |
| ½-½ | 30 | 1940 | USSR Championship | C97 Ruy Lopez, Closed, Chigorin |
| 38. P Michel vs M Luckis |
| ½-½ | 55 | 1941 | Mar del Plata | C97 Ruy Lopez, Closed, Chigorin |
| 39. Panov vs D Rovner |
| 1-0 | 40 | 1941 | Ch URS (1/2 final) | C97 Ruy Lopez, Closed, Chigorin |
| 40. J Florian vs Hromadka |
| ½-½ | 72 | 1942 | Chocen | C97 Ruy Lopez, Closed, Chigorin |
| 41. J F Donovan vs J Levin |
| 0-1 | 37 | 1942 | Ventnor City | C97 Ruy Lopez, Closed, Chigorin |
| 42. Boleslavsky vs E Zagoryansky |
| 0-1 | 40 | 1942 | Moscow Championship | C97 Ruy Lopez, Closed, Chigorin |
| 43. Smyslov vs E Zagoryansky |
| 1-0 | 32 | 1943 | Sverdlovsk | C97 Ruy Lopez, Closed, Chigorin |
| 44. A Konstantinopolsky vs E Zagoryansky |
| 1-0 | 34 | 1943 | Sverdlovsk | C97 Ruy Lopez, Closed, Chigorin |
| 45. Boleslavsky vs E Zagoryansky |
| ½-½ | 39 | 1943 | Sverdlovsk | C97 Ruy Lopez, Closed, Chigorin |
| 46. L Rellstab vs Bogoljubov |
| ½-½ | 61 | 1943 | Salzburg | C97 Ruy Lopez, Closed, Chigorin |
| 47. Bronstein vs Panov |
| ½-½ | 29 | 1944 | Baku ch-URS sf | C97 Ruy Lopez, Closed, Chigorin |
| 48. A Rico Gonzalez vs J Salas Romo |
| 1-0 | 69 | 1944 | Gijon | C97 Ruy Lopez, Closed, Chigorin |
| 49. G Ravinsky vs A Kots |
| 1-0 | 32 | 1945 | 25th Ch Moscow (sf-group B) | C97 Ruy Lopez, Closed, Chigorin |
| 50. Averbakh vs E Zagoryansky |
| 0-1 | 56 | 1945 | Moscow (Russia) | C97 Ruy Lopez, Closed, Chigorin |
Kibitzing
