Paul A Birnbaum
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| USA-chT Amateur East | 02/17/2007 | 665 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| C80 | Ruy Lopez, open (Tarrasch) defence | 1 games |
| B01 | Scandinavian (centre counter) defence | 1 games |
| B40 | Sicilian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D00 | Queen's pawn game | 1 games |
| B25 | Sicilian, closed | 1 games |


United States