Rudolph Wierda
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NED-ch U16 | ??/??/1994 | 0 | Netherlands |
| Hengelo op U14 | ??/??/1993 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B50 | Sicilian | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C53 | Giuoco Piano | 2 games |
| C50 | King's pawn game | 2 games |
| C45 | Scotch game | 1 games |
| C62 | Ruy Lopez, old Steinitz defence | 1 games |


Netherlands