Šachoví veľmajstri
Kogan, Boris - Benjamin, Joel
6 partii
| Biely |
Čierny |
Miesto |
Čas |
Výsledok |
| Kogan, Boris |
Benjamin, Joel |
South Bend |
1981 |
0-1 |
| Kogan, Boris |
Benjamin, Joel |
|
1983 |
½-½ |
| Benjamin, Joel |
Kogan, Boris |
Berkeley |
1984 |
1-0 |
| Kogan, Boris |
Benjamin, Joel |
Estes Park |
1987 |
½-½ |
| Kogan, Boris |
Benjamin, Joel |
Estes Park |
1985 |
½-½ |
| Benjamin, Joel |
Kogan, Boris |
|
1986 |
1-0 |