Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. J Florian vs J Louma |
| 0-1 | 31 | 1948 | Czechoslovak Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
27. A Rothman vs G Katz |
 | 0-1 | 53 | 1948 | NYSCA Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
28. L Stumpers vs F Jenei |
| 0-1 | 31 | 1949 | HUN-NED | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
29. H G Rhodes vs G J Wood |
 | 0-1 | 40 | 1949 | Southsea | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
30. A Arulaid vs A Bannik |
| 0-1 | 75 | 1949 | URS-ch sf Vilnius | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
31. P van't Veer vs C Purdy |
| 0-1 | 44 | 1950 | 1st Correspondence World Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
32. P van't Veer vs L Watzl |
| 0-1 | 56 | 1950 | 1st Correspondence World Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
33. O Penrose vs C H Alexander |
| 0-1 | 40 | 1950 | British Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
34. Korchnoi vs Tolush |
 | 0-1 | 59 | 1951 | Chigorin Memorial | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
35. R Von Saldern vs F Stahl |
| 0-1 | 24 | 1951 | GER-ch U20 | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
36. F Oppenrieder vs H Heemsoth |
| 0-1 | 36 | 1951 | 2.DeutscheFSM,Endrunde,-54 | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
37. J de Moura vs H Kramer |
| 0-1 | 35 | 1951 | Bad Pyrmont Zonal | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
38. Geller vs Keres |
  | 0-1 | 31 | 1951 | USSR Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
39. Unzicker vs Euwe |
| 0-1 | 41 | 1951 | FRG-NED | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
40. J H Donner vs Euwe |
 | 0-1 | 48 | 1952 | Hoogovens | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
41. M Aleman Dovo vs A Pomar |
| 0-1 | 29 | 1952 | Havana | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
42. J Szily vs Keres |
  | 0-1 | 57 | 1952 | Budapest | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
43. E Bhend vs F Vasconcellos |
| 0-1 | 58 | 1952 | Helsinki Olympiad Final-C | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
44. V Byvshev vs Tolush |
| 0-1 | 45 | 1952 | URS-chT Cup 01st | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
45. D Mandrov vs A Malchev |
| 0-1 | 44 | 1952 | Bulgarian Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
46. J O'Keefe vs M Pavey |
| 0-1 | 35 | 1953 | 54th US Open | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
47. D Mardle vs A Y Green |
| 0-1 | 57 | 1953 | British Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
48. R Dworzynski vs M Ziembinski |
| 0-1 | 56 | 1953 | Polish Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
49. S Witkowski vs S Brzozka |
| 0-1 | 34 | 1953 | Polish Championship | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
50. M Yudovich Sr vs R Nezhmetdinov |
 | 0-1 | 39 | 1954 | URS-ch sf Gorky | C99 Ruy Lopez, Closed, Chigorin, 12...cd |