W. Rivier
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| The Hague ol (Men) | 07/23/1928 | 0 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C91 | Ruy Lopez, closed, 9.d4 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D49 | Queen's Gambit Declined semi-Slav, Meran, Blumenfeld variation | 1 games |
| D30 | Queen's gambit declined | 1 games |


Netherlands