Yu, William
Current rating: 1494
Record: 14-16
| Grand Prix Montreal 2019 (ELD limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 394 | Torres, Jose Luis (1500) | Lost 1-2 | -181461 |
| 2sealed | 398 | Martel, Shai-Linh (1484) | Won 2-0 | +181479 |
| 3sealed | 268 | Anctil, Kevin (1700) | Won 2-0 | +221501 |
| 4sealed | 175 | Urban, Stefan (1825) | Won 2-1 | +241525 |
| 5sealed | 105 | Vincek, Christopher (1658) | Lost 1-2 | -161509 |
| 6sealed | 144 | Claudel, Slater (1679) | Lost 1-2 | -151494 |
| top | average opponent: 1641record: 3-3 | new rating: 1494 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 15 | Green, Kevin (1545) | Won 2-1 | +191495 |
| 2modern | 137 | Paradis, Jean-Claude (1536) | Lost 1-2 | -171478 |
| 3modern | 436 | Monette, David (1505) | Won 2-1 | +181496 |
| 4modern | 405 | Bryant, Connor (1520) | Lost 0-2 | -171479 |
| top | average opponent: 1526record: 2-2 | new rating: 1479 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Lesser, Jake (1499) | Won 2-1 | +181509 |
| 2sealed | 16 | Morozov, Kirill (1462) | Lost 1-2 | -191490 |
| 3sealed | 332 | Lazaro, Andrew (1668) | Lost 0-2 | -141476 |
| top | average opponent: 1543record: 1-2 | new rating: 1476 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 230 | McLain, Liz (1464) | Won 2-1 | +181501 |
| 2standard | 49 | McClenaghan, David (1518) | Won 2-0 | +181519 |
| 3standard | 160 | Bekmesian, Chris (1541) | Lost 0-2 | -171502 |
| 4standard | 439 | Siow, Lucas (1932) | Lost 0-2 | -111491 |
| top | average opponent: 1614record: 2-2 | new rating: 1491 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 374 | Quinlan, Shaun (1500) | Won 2-1 | +181501 |
| 2sealed | 240 | McCaldin, Shane (1518) | Lost 0-2 | -181483 |
| top | average opponent: 1509record: 1-1 | new rating: 1483 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 353 | Tampold, Mik (1542) | Lost 0-2 | -181502 |
| 2sealed | 640 | Le Goff, Alexandre (1430) | Won 2-0 | +171519 |
| 3sealed | 495 | Corbeil, Louis-Philipp (1504) | Lost 1-2 | -191500 |
| 4sealed | 476 | Kohos, James (1520) | Lost 0-2 | -171483 |
| top | average opponent: 1499record: 1-3 | new rating: 1483 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 471 | Vorva, Shane (1611) | Lost 1-2 | -161484 |
| 2sealed | 420 | Goodman, Ricky (1447) | Won 2-0 | +171501 |
| 3sealed | 526 | Chipchase, Christopher (1500) | Won 2-0 | +181519 |
| 4sealed | 407 | Shao, Xiran (1553) | Lost 0-2 | -171502 |
| 5sealed | 479 | Pathirana, Madhushan (1466) | Won 2-1 | +171519 |
| 6sealed | 262 | Curran, Trevor (1464) | Won 2-1 | +171536 |
| 7sealed | 316 | Flink, Chris (1607) | Lost 0-2 | -161520 |
| top | average opponent: 1521record: 4-3 | new rating: 1520 | ||