Gennadi Sosonko
Born: 1943
Title: Grand Master
Nation: NED
FIDE Rating: 2520
Title: Grand Master
Nation: NED
FIDE Rating: 2520
| Tournament | Place | Result | Cat. |
|---|---|---|---|
| 1998 Dutch Championship | 7 / 12 | 4.5 / 11 | XII |
| 1997 Dutch Championship | 5 / 12 | 6.5 / 11 | XII |
| 1997 St. Petersburg Championship | 10 / 12 | 4.0 / 11 | XIV |
| 1996 Dutch Championship | 7 / 12 | 5.0 / 11 | XI |
| 1995 Dutch Championship | 11 / 12 | 3.5 / 11 | XI |
| 1988 Hoogovens | 11 / 14 | 5.5 / 13 | XIII |
| 1987 Hoogovens | 7 / 14 | 6.5 / 13 | XIII |
| 1986 Hoogovens | 6 / 14 | 7.0 / 13 | XII |
| 1985 Reggio Emilia | 4 / 12 | 6.0 / 11 | XIII |
| 1985 Tunis Interzonal | 6 / 17 | 9.0 / 16 | |
| 1984 Tilburg Interpolis | 11 / 12 | 3.0 / 11 | XIV |
| 1984 Hoogovens | 10 / 14 | 6.0 / 13 | XIII |
| 1983 Tilburg Interpolis | 4 / 12 | 6.0 / 11 | XV |
| 1982 Tilburg Interpolis | 3 / 12 | 6.5 / 11 | XIV |
| 1982 Hoogovens | 5 / 14 | 7.0 / 13 | XII |
| 1981 Tilburg Interpolis | 9 / 12 | 4.5 / 11 | XV |