Claas Trattwal
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NRW Holiday U16 | 09/??/2003 | 879 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B30 | Sicilian defence | 1 games |
| C23 | Bishop's opening | 1 games |
| C00 | French defence | 1 games |
| C20 | King's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A29 | English, four knights, kingside fianchetto | 1 games |
| A05 | Reti opening | 1 games |
| A20 | English opening | 1 games |


Germany