John Chamberlain
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Manhattan CC Independence op | ??/??/2004 | 1704 | United States |
| Manhattan CC-ch | ??/??/2004 | 2192 | United States |
| Manhattan CC Summer op | ??/??/2004 | 1604 | United States |
| Manhattan CC Spring op | ??/??/2004 | 1420 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| B41 | Sicilian, Kan variation | 2 games |
| C11 | French defence | 2 games |
| B50 | Sicilian | 2 games |
| C15 | French, Winawer (Nimzovich) variation | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D02 | Queen's pawn game | 5 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 3 games |
| B21 | Sicilian, Grand Prix attack | 2 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 1 games |


United States