Wilhelm Jarnefeld
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| FIN-chT2 0506 | 09/17/2005 | 1100 | Finland |
| FIN-chT2 0405 | 09/18/2004 | 931 | Finland |
| Vantaa op | ??/??/2003 | 1028 | Finland |
| FIN-chT2 0304 | 09/??/2003 | 634 | Finland |
Most Played Openings as White
| ECO | Opening | Games |
| C00 | French defence | 3 games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| B34 | Sicilian, accelerated fianchetto, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E94 | King's Indian, orthodox variation | 3 games |
| C29 | Vienna gambit | 2 games |
| C50 | King's pawn game | 2 games |
| E69 | King's Indian, fianchetto, classical main line | 1 games |


Finland