Thorstein Vilhelm
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Siegen ol (Men) fin-E | 09/05/1970 | 0 |  Germany |
| Siegen ol (Men) qual-A | 09/05/1970 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A24 | English, Bremen system with ...g6 | 2 games |
| E65 | King's Indian, fianchetto, Yugoslav, 7.O-O | 1 games |
| A14 | English, Neo-Catalan declined | 1 games |
| E01 | Catalan, closed | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 1 games |
| C44 | King's pawn game | 1 games |
| A01 | Nimzovich-Larsen attack | 1 games |
| E91 | King's Indian, 6.Be2 | 1 games |
