White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
Kogan, Efim
|
|
Kan, Ilia Abramovich
|
|
|
1948
|
½-½
| 0 |
|
|
|
Kogan, Efim
|
|
Perevoznikov
|
|
|
1948
|
½-½
| 0 |
|
|
|
Kogan, Efim
|
|
Pogrebissky, Iosif
|
|
C80
|
1949
|
½-½
| 16 |
|
|
|
Kogan, Efim
|
|
Shamkovich, Leonid Ale...
|
|
|
1951
|
½-½
| 0 |
|
|
|
Kogan, Efim
|
|
Livshin, Iosif M
|
|
D58
|
1956
|
½-½
| 30 |
|
|
|
Kogan, Efim
|
|
Kostiuchenko, Alexande...
|
|
D35
|
1967
|
½-½
| 27 |
|
|
|
Kogan, Efim
|
|
Tseitlin, Mark D
|
|
B08
|
1972
|
½-½
| 57 |
|
|
|