Winward-Stuart, William
Current rating: 1450
Record: 8-12
| Grand Prix London 2019 (WAR sealed) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 266 | Adams, Olaf (1616) | Won 2-1 | +211471 |
| A2sealed | 23 | Chitu, Alexandru (1518) | Won 2-1 | +181489 |
| A3sealed | 49 | Roels, Markus (1482) | Lost 0-2 | -181471 |
| A4sealed | 158 | Balzan, Franklin (1542) | Lost 1-2 | -161455 |
| A5sealed | 128 | Kampfe, Leo (1506) | Lost 0-2 | -171438 |
| A6sealed | 123 | Fischer, Jakob (1371) | Lost 0-2 | -201418 |
| A7sealed | 97 | Alden, Kalle (1471) | Won 2-0 | +191437 |
| C1sealed | 407 | Edinger, Marian (1556) | Won 2-0 | +201457 |
| C2sealed | 182 | McNulty, Cameron (1609) | Lost 0-2 | -151442 |
| C3sealed | 308 | Connors, Sam (1511) | Won 2-0 | +191461 |
| C4sealed | 183 | McLaughlin, Morgan (1826) | Lost 1-2 | -111450 |
| average opponent: 1546record: 5-6 | new rating: 1450 | |||
| Grand Prix London 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 527 | Svensson, Fredrik (1503) | Lost 0-2 | -181482 |
| 2sealed | 660 | Baiori, Stefano (1481) | Won 2-1 | +181500 |
| 3sealed | 709 | Keane, Josh (1499) | Won 2-1 | +181518 |
| 4sealed | 314 | van der Linden, Leon (1666) | Lost 0-2 | -151503 |
| 5sealed | 575 | Wagner, Rafael (1586) | Lost 0-2 | -171486 |
| 6sealed | 831 | Turner, Harry (1480) | Lost 1-2 | -181468 |
| 7sealed | 885 | Jaffre, Raphael (1522) | Lost 0-2 | -171451 |
| 8sealed | 777 | Stevens, Charlotte (1373) | Lost 0-2 | -191432 |
| 9sealed | 675 | Yan, Jerry (1427) | Won 2-0 | +181450 |
| average opponent: 1504record: 3-6 | new rating: 1450 | |||