Derec Thomson
Derec Thomson Repertoire with White pieces
| ECO | Opening | Games |
| E61 | King's Indian defence, 3.Nc3 | 3 games |
| E54 | Nimzo-Indian, 4.e3, Gligoric system with 7...dc | 2 games |
| A16 | English opening | 1 games |
| A34 | English, symmetrical variation | 1 games |
Derec Thomson Repertoire with Black pieces
| ECO | Opening | Games |
| E95 | King's Indian, orthodox, 7...Nbd7, 8.Re1 | 1 games |
| B94 | Sicilian, Najdorf, 6.Bg5 | 1 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| B23 | Sicilian, closed | 1 games |


