| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. E Reicher vs S Szabo |
| 0-1 | 69 | 1953 | Bucharest | D78 Neo-Grunfeld, 6.O-O c6 |
| 27. Golombek vs O'Kelly |
| 0-1 | 54 | 1953 | Bucharest | D78 Neo-Grunfeld, 6.O-O c6 |
| 28. T H Wise vs R F Boxall |
| 0-1 | 47 | 1953 | British Championship | D78 Neo-Grunfeld, 6.O-O c6 |
| 29. O Moiseev vs V Tarasov |
| 0-1 | 39 | 1954 | URS-ch sf Yerevan | D78 Neo-Grunfeld, 6.O-O c6 |
| 30. M Blau vs A Beni |
| 0-1 | 42 | 1954 | Amsterdam Olympiad Final-B | D78 Neo-Grunfeld, 6.O-O c6 |
| 31. F Zita vs M Weiner |
| 0-1 | 40 | 1954 | Czechoslovak Championship | D78 Neo-Grunfeld, 6.O-O c6 |
| 32. D Byrne vs Geller |
| 0-1 | 42 | 1955 | URS-USA | D78 Neo-Grunfeld, 6.O-O c6 |
| 33. I Lipnitsky vs Korchnoi |
| 0-1 | 42 | 1955 | 4th Soviet Team-ch final | D78 Neo-Grunfeld, 6.O-O c6 |
| 34. C Orbaan vs Pilnik |
 | 0-1 | 32 | 1956 | Hoogovens | D78 Neo-Grunfeld, 6.O-O c6 |
| 35. S Kristinsson vs G Ilivitsky |
| 0-1 | 31 | 1956 | Sigurdsson Memorial | D78 Neo-Grunfeld, 6.O-O c6 |
| 36. K Klaman vs A Khasin |
| 0-1 | 72 | 1956 | URS-ch sf Leningrad | D78 Neo-Grunfeld, 6.O-O c6 |
| 37. G Koshnitsky vs R Cardoso |
| 0-1 | 45 | 1956 | Australian Championship 1956/57 | D78 Neo-Grunfeld, 6.O-O c6 |
| 38. Vasiukov vs V Osnos |
| 0-1 | 39 | 1957 | Ch Moscow (1/2 final) | D78 Neo-Grunfeld, 6.O-O c6 |
| 39. M Cuellar Gacharna vs Panno |
| 0-1 | 57 | 1957 | Mar del Plata | D78 Neo-Grunfeld, 6.O-O c6 |
| 40. G Palmason vs P Ravn |
| 0-1 | 37 | 1957 | World Student Team Championship | D78 Neo-Grunfeld, 6.O-O c6 |
| 41. L Tavares da Silva vs Panno |
| 0-1 | 63 | 1957 | Rio de Janeiro Zonal | D78 Neo-Grunfeld, 6.O-O c6 |
| 42. M Blau vs L Schmid |
| 0-1 | 41 | 1958 | Clare Benedict Cup | D78 Neo-Grunfeld, 6.O-O c6 |
| 43. R Aldecoa vs N A Perkins |
| 0-1 | 54 | 1958 | Munich Olympiad qual-3 | D78 Neo-Grunfeld, 6.O-O c6 |
| 44. A Dunkelblum vs M Blau |
| 0-1 | 29 | 1958 | Munich Olympiad qual-4 | D78 Neo-Grunfeld, 6.O-O c6 |
| 45. M Raizman vs A Dunkelblum |
| 0-1 | 33 | 1958 | Munich Olympiad Final-B | D78 Neo-Grunfeld, 6.O-O c6 |
| 46. B P Reilly vs P Reissmann |
| 0-1 | 73 | 1958 | Munich Olympiad Final-C | D78 Neo-Grunfeld, 6.O-O c6 |
| 47. A Foguelman vs J Emma |
| 0-1 | 76 | 1959 | Argentine Championship | D78 Neo-Grunfeld, 6.O-O c6 |
| 48. R Espinosa vs J Emma |
| 0-1 | 63 | 1959 | Argentine Championship | D78 Neo-Grunfeld, 6.O-O c6 |
| 49. K Langeweg vs F Olafsson |
| 0-1 | 27 | 1959 | Hoogovens | D78 Neo-Grunfeld, 6.O-O c6 |
| 50. O Feldman vs J Rotstein |
| 0-1 | 30 | 1959 | Ukrainian Championship | D78 Neo-Grunfeld, 6.O-O c6 |
Kibitzing
