Johannes Karker
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| GER-chT WK 3 U16 | 05/17/2007 | 1211 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| B50 | Sicilian | 1 games |
| B00 | King's pawn opening | 1 games |
| C02 | French, advance variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C47 | Four knights, Scotch variation | 2 games |
| A29 | English, four knights, kingside fianchetto | 1 games |
| A28 | English, four knights system | 1 games |


Germany