Clapham, William
Current rating: 1476
Record: 6-8-1
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 310 | McGlough, James (1573) | Lost 0-2 | -161430 |
| 2sealed | 662 | Dewulf, Emmanuel (1484) | Won 2-1 | +191449 |
| 3sealed | 523 | Woolfenden, Alex (1500) | Won 2-1 | +191468 |
| 4sealed | 205 | Baldwin, Guy (1502) | Won 2-1 | +181486 |
| 5sealed | 235 | Wille, Benjamin (1538) | Lost 0-2 | -171469 |
| 6sealed | 359 | Robertson, Calum (1520) | Won 2-1 | +191488 |
| 7sealed | 241 | Angeli, Alessio (1833) | Lost 1-2 | -121476 |
| average opponent: 1564record: 4-3 | new rating: 1476 | |||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 51 | Thoume, Ian (1500) | Lost 0-2 | -181482 |
| 2block | 29 | Hamilton, Ross (1463) | Lost 0-2 | -181464 |
| 3block | 646 | Baars, Sander (1463) | Won 2-1 | +181482 |
| 4block | 458 | Wanek, Thorsten (1482) | Lost 0-2 | -181464 |
| 5block | 579 | Bond, Kevin (1459) | Won 2-1 | +181482 |
| 6block | 424 | Tranter, Matthew (1482) | Lost 0-2 | -181464 |
| 7block | 408 | Sale, Liam (1464) | Draw 1-1 | 01464 |
| 8block | 338 | Courage, Luke (1463) | Lost 0-2 | -181446 |
| average opponent: 1472record: 2-5-1 | new rating: 1446 | |||