Oliver Pfeiffer
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Muensterland Verbandsliga 0405 | 09/18/2004 | 1896 | Germany |
| Muensterland Verbandsklasse-A 0304 | 09/20/2003 | 1764 | Germany |
| Muensterland Verbandsklasse-A 0203 | 09/28/2002 | 1746 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D00 | Queen's pawn game | 4 games |
| A00 | Polish (Sokolsky) opening | 2 games |
| B02 | Alekhine's defence | 1 games |
| A40 | Queen's pawn | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B00 | King's pawn opening | 4 games |
| A21 | English opening | 2 games |
| D02 | Queen's pawn game | 2 games |
| A40 | Queen's pawn | 1 games |


Germany