John Uckermann
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Weijers OHK op | ??/??/2003 | 854 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C02 | French, advance variation | 2 games |
| C56 | Two knights defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E18 | Queen's Indian, old main line, 7.Nc3 | 1 games |
| E43 | Nimzo-Indian, Fischer variation | 1 games |


Netherlands