Manwaring, Bill
Current rating: 1367
| Grand Prix London 2003 (Onslaught block) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 136 | Kit, Kar Mun (1500) | Lost 1-2 | -161397 |
| 2block | 172 | Hall, Liam (1482) | Lost 0-2 | -171380 |
| 3block | 227 | Burkhardt, Sebastian (1498) | Won 2-1 | +201400 |
| 4block | 230 | Challis, Jonathan (1480) | Lost 1-2 | -161384 |
| 5block | 221 | Churcher, Joseph (1462) | Lost 0-2 | -171367 |
| top | average opponent: 1485record: 1-4 | new rating: 1367 | ||
| Grand Prix London 2002 (Odyssey block) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 83 | Cornet, Yves (1466) | Lost 1-2 | -181446 |
| 2block | 223 | Purcha, Jean-Pierre (1652) | Lost 0-2 | -151431 |
| 3block | 285 | Harrison, Dave (1411) | Lost 0-2 | -181413 |
| top | average opponent: 1510record: 0-3 | new rating: 1413 | ||
| Grand Prix London 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 113 | Bucourt, Thomas (1501) | Lost 0-2 | -181482 |
| 2block | 164 | Bowden, Peter (1482) | Won 2-0 | +181500 |
| 3block | 109 | Blery, Gilles (1536) | Lost 1-2 | -171483 |
| 4block | 184 | Moulinier, Barthelemy (1421) | Lost 0-2 | -191464 |
| top | average opponent: 1485record: 1-3 | new rating: 1464 | ||