Jochen Olejnik
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| NRW-ch U20 | 04/??/1999 | 650 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| A36 | English, symmetrical variation | 3 games |
| B02 | Alekhine's defence | 1 games |
| C40 | King's knight opening | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C47 | Four knights, Scotch variation | 1 games |
| C24 | Bishop's opening, Berlin defence | 1 games |
| D31 | Queen's Gambit Declined, 3.Nc3 | 1 games |
| C62 | Ruy Lopez, old Steinitz defence | 1 games |


Germany