David Twitchell
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Guernsey op 32nd | 10/15/2006 | 1496 | Guernsey |
| Guernsey op 31st | 10/16/2005 | 1665 | Guernsey |
| Jersey op Major | 02/13/2005 | 241 | |
| Guernsey op | 10/03/2004 | 1782 | Guernsey |
Most Played Openings as White
| ECO | Opening | Games |
| B21 | Sicilian, Grand Prix attack | 11 games |
| B07 | Pirc defence | 6 games |
| B01 | Scandinavian (centre counter) defence | 5 games |
| B22 | Sicilian, Alapin's variation (2.c3) | 3 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C63 | Ruy Lopez, Schliemann defence | 5 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 3 games |
| D00 | Queen's pawn game | 3 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 3 games |


Guernsey