Timotheas Koffeman
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NED-ch U20 op | 08/07/2000 | 243 | Netherlands |
| NED U16 op | ??/??/1999 | 0 | Netherlands |
| Hengelo U16 op | ??/??/1998 | 31 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| C29 | Vienna gambit | 2 games |
| B21 | Sicilian, Grand Prix attack | 2 games |
| B02 | Alekhine's defence | 2 games |
| E61 | King's Indian defence, 3.Nc3 | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B02 | Alekhine's defence | 6 games |
| B04 | Alekhine's defence, modern variation | 2 games |
| C30 | King's gambit | 1 games |
| A38 | English, symmetrical variation | 1 games |


Netherlands