| Player ID | 83542 |
| First Name | William |
| Last Name | Cook |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | Bristol & Clifton |
| Club | Bristol & Clifton (4BAC) |
| Local Rating | 0 |
| Local Rapid Rating | 0 |
| FIDE Code | 0 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 356312B |
| Membership Number (from rating list) | ME039728 |
| Membership Category | Silver |
| ECF Standard OTB August | 1352P |
| ECF Standard OTB September | 1352P |
| ECF Rapid OTB September | 1412P |
| ECF Rapid OTB January | 1412P |
| ECF Standard OTB January | 1465K |
| ECF Rapid OTB Monthly | 1564K |
| ECF Standard OTB Monthly | 1467K |
| ECF Rapid OTB Latest | 1564K |
| ECF Standard OTB Latest | 1467K |
