Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. G Holtey vs B H Villegas |
| 0-1 | 39 | 1934 | Mar del Plata | E49 Nimzo-Indian, 4.e3, Botvinnik System |
2. J Sorli vs O Nedeljkovic |
| 0-1 | 60 | 1938 | Ljubljana | E49 Nimzo-Indian, 4.e3, Botvinnik System |
3. J Dobias vs K Prucha |
| 0-1 | 51 | 1943 | UJCS-17.Kongress | E49 Nimzo-Indian, 4.e3, Botvinnik System |
4. V Lyublinsky vs V Baturinsky |
| 0-1 | 45 | 1945 | URS-sf Moscow | E49 Nimzo-Indian, 4.e3, Botvinnik System |
5. L J Cordioli vs J S Moses |
| 0-1 | 29 | 1948 | Brazilian Championship | E49 Nimzo-Indian, 4.e3, Botvinnik System |
6. I Vistaneckis vs Furman |
| 0-1 | 71 | 1949 | URS-ch sf Vilnius | E49 Nimzo-Indian, 4.e3, Botvinnik System |
7. C Kottnauer vs Szabo |
| 0-1 | 34 | 1949 | Venice | E49 Nimzo-Indian, 4.e3, Botvinnik System |
8. C Hugot vs J H Donner |
| 0-1 | 40 | 1950 | Hoogovens | E49 Nimzo-Indian, 4.e3, Botvinnik System |
9. R Sanguinetti vs Rossolimo |
| 0-1 | 60 | 1950 | Mar del Plata | E49 Nimzo-Indian, 4.e3, Botvinnik System |
10. J W Collins vs M Napolitano |
| 0-1 | 68 | 1950 | 1st Correspondence World Championship | E49 Nimzo-Indian, 4.e3, Botvinnik System |
11. K Ojanen vs Bolbochan |
| 0-1 | 17 | 1950 | Dubrovnik Olympiad | E49 Nimzo-Indian, 4.e3, Botvinnik System |
12. D Djaja vs N Karaklajic |
| 0-1 | 41 | 1950 | Yugoslav Semifinal North | E49 Nimzo-Indian, 4.e3, Botvinnik System |
13. D Andric vs N Karaklajic |
| 0-1 | 30 | 1951 | Yugoslav Championship 1950 | E49 Nimzo-Indian, 4.e3, Botvinnik System |
14. D Andric vs L Majstorovic |
| 0-1 | 29 | 1951 | Yugoslav Championship 1950 | E49 Nimzo-Indian, 4.e3, Botvinnik System |
15. J Sumar vs L Marini |
| 0-1 | 40 | 1951 | Mar del Plata Zonal | E49 Nimzo-Indian, 4.e3, Botvinnik System |
16. M Wiener vs J Westbrock |
 | 0-1 | 17 | 1951 | 52nd US Open | E49 Nimzo-Indian, 4.e3, Botvinnik System |
17. J H Donner vs O'Kelly |
| 0-1 | 35 | 1952 | Hoogovens | E49 Nimzo-Indian, 4.e3, Botvinnik System |
18. S Witkowski vs A Pytlakowski |
| 0-1 | 84 | 1952 | Polish Championship | E49 Nimzo-Indian, 4.e3, Botvinnik System |
19. M Pasman vs D Rovner |
| 0-1 | 68 | 1954 | 2nd Soviet Team Cup | E49 Nimzo-Indian, 4.e3, Botvinnik System |
20. R Sanguinetti vs B Wexler |
| 0-1 | 40 | 1955 | Argentine Championship | E49 Nimzo-Indian, 4.e3, Botvinnik System |
21. R Long vs R H Steinmeyer |
| 0-1 | 45 | 1956 | Cr Gldn Kngts Prelim | E49 Nimzo-Indian, 4.e3, Botvinnik System |
22. B Wexler vs Eliskases |
| 0-1 | 41 | 1956 | Mar del Plata | E49 Nimzo-Indian, 4.e3, Botvinnik System |
23. Horacio Albert vs J Behrensen |
| 0-1 | 40 | 1957 | Mar del Plata | E49 Nimzo-Indian, 4.e3, Botvinnik System |
24. G Porreca vs Unzicker |
| 0-1 | 28 | 1957 | Clare Benedict Cup | E49 Nimzo-Indian, 4.e3, Botvinnik System |
25. Benites vs Forintos |
| 0-1 | 28 | 1957 | World Student Team Championship | E49 Nimzo-Indian, 4.e3, Botvinnik System |