J. Stupp
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Heerlen op | 11/??/1999 | 306 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B51 | Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 1 games |
| B06 | Robatsch (modern) defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C62 | Ruy Lopez, old Steinitz defence | 1 games |
| B00 | King's pawn opening | 1 games |


Netherlands