Jan Vertesi
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Bayern-ch | ??/??/1981 | 1020 |  Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A47 | Queen's Indian defence | 1 games |
| B89 | Sicilian, Sozin, 7.Be3 | 1 games |
| B21 | Sicilian, Grand Prix attack | 1 games |
| B77 | Sicilian, dragon, Yugoslav attack, 9.Bc4 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A03 | Bird's opening | 1 games |
| A41 | Queen's Pawn | 1 games |
| B45 | Sicilian, Taimanov variation | 1 games |
| B06 | Robatsch (modern) defence | 1 games |
