Jonathan Slagter
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Twente Young Master op-C | 08/06/2007 | 1490 | Netherlands |
| Hengelo U12 op | 08/??/2005 | 1207 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 3 games |
| C48 | Four knights, Spanish variation | 1 games |
| B12 | Caro-Kann defence | 1 games |
| B34 | Sicilian, accelerated fianchetto, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A00 | Polish (Sokolsky) opening | 6 games |
| B72 | Sicilian, dragon, 6.Be3 | 1 games |
| B50 | Sicilian | 1 games |
| B23 | Sicilian, closed | 1 games |


Netherlands