Pion
Authors
| Person |
|---|
| Jan Derksen |
| Harry Nefkens |
| Jaap van den Herik |
Participations
| Tournament | Participants | Score | Games |
|---|---|---|---|
| Chess, 1983, New York | 22 | 2.0 | 5 |
| Person |
|---|
| Jan Derksen |
| Harry Nefkens |
| Jaap van den Herik |
| Tournament | Participants | Score | Games |
|---|---|---|---|
| Chess, 1983, New York | 22 | 2.0 | 5 |