R. Van Olderen
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Utrecht OKU II op | 05/??/2000 | 1622 | Netherlands |
| Soest op | ??/??/1995 | 290 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| A10 | English opening | 1 games |
| A30 | English, symmetrical variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B06 | Robatsch (modern) defence | 3 games |


Netherlands