J. Rathenau
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Utrecht OKU II op | 05/??/2001 | 99 | Netherlands |
| Utrecht OKU II op | 05/??/2000 | 1622 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C13 | French, classical | 1 games |
| A30 | English, symmetrical variation | 1 games |
| A45 | Queen's pawn game | 1 games |
| A29 | English, four knights, kingside fianchetto | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C02 | French, advance variation | 1 games |
| B28 | Sicilian, O'Kelly variation | 1 games |
| C10 | French, Paulsen variation | 1 games |
| C01 | French, exchange variation | 1 games |


Netherlands