| PLAYER'S RECORD YEAR BY YEAR | |||||||||||||
| no. | city | flag | year | system | plrs | pos. | pts | gms | + | = | - | Elo | Elop |
| 15. | Groningen |  |
1976/77 | S-13 | 54 | 1. | 10 | 13 | 7 | 6 | 0 | 2325 | 2594 |
|
Diesen, Mark |
| World Junior Chess Championship |
| OVERALL STATISTICS | ||||||||
| ap | years | pts | gms | + | = | - | % | medals |
| 1 | 1976/77 | 10 | 13 | 7 | 6 | 0 | 76.9 | 1 - 0 - 0 |
| PLAYER'S RECORD YEAR BY YEAR | |||||||||||||
| no. | city | flag | year | system | plrs | pos. | pts | gms | + | = | - | Elo | Elop |
| 15. | Groningen | |
1976/77 | S-13 | 54 | 1. | 10 | 13 | 7 | 6 | 0 | 2325 | 2594 |
Diesen, Mark at 
