Marek Olszewski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Chojnice op | 07/14/2007 | 2048 | Poland |
| Kowalewo Pomorskie op-A | 07/04/2007 | 2129 | Poland |
| Pieczyska op | 06/23/2007 | 1973 | Poland |
| Chojnice op-A 2nd | ??/??/2006 | 2081 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| B53 | Sicilian, Chekhover variation | 17 games |
| C02 | French, advance variation | 6 games |
| C29 | Vienna gambit | 6 games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 5 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B00 | King's pawn opening | 14 games |
| A55 | Old Indian, main line | 8 games |
| A53 | Old Indian defence | 5 games |
| A54 | Old Indian, Ukrainian variation | 3 games |
Poland
Male
FIDE ID:

