Birrell, Taylor
Current rating: 1442
Record: 10-14
| Grand Prix Toronto 2018 (modern) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 161 | Czuboka, Paul (1519) | Lost 0-2 | -171419 |
| 2modern | 620 | Chaillou, Guillaume (1526) | Lost 1-2 | -161403 |
| 3modern | 720 | Walker, Adrian (1413) | Won 2-0 | +181421 |
| 4modern | 632 | Massicotte, Mathieu (1446) | Won 2-1 | +191440 |
| 5modern | 373 | Reeson, Jason (1489) | Won 2-1 | +191459 |
| 6modern | 385 | Bankes, Cameron (1506) | Lost 1-2 | -171442 |
| top | average opponent: 1483record: 3-3 | new rating: 1442 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 130 | Grgurich, Jamie (1500) | Lost 0-2 | -171454 |
| 2standard | 423 | Ball, Tyson (1411) | Lost 0-2 | -191435 |
| 3standard | 765 | Aubry, Francois-Xavier (1445) | Won 2-0 | +181453 |
| 4standard | 559 | Graham, Shaun (1481) | Lost 0-2 | -171436 |
| top | average opponent: 1459record: 1-3 | new rating: 1436 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 511 | Song, Kathryn (1450) | Won 2-1 | +181486 |
| 2sealed | 85 | Hier, David (1518) | Won 2-1 | +181504 |
| 3sealed | 114 | Wong, Luan (1574) | Lost 1-2 | -161488 |
| 4sealed | 269 | Wong, Marcus (1576) | Lost 1-2 | -171471 |
| top | average opponent: 1529record: 2-2 | new rating: 1471 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 214 | McDonald, Mark (1576) | Lost 0-2 | -161451 |
| 2sealed | 559 | Ferguson, Ken (1481) | Won 2-0 | +181469 |
| 3sealed | 422 | Shields, Jonathon (1374) | Lost 1-2 | -201449 |
| 4sealed | 506 | Goldfarb, Tracy (1483) | Won 2-0 | +191468 |
| 5sealed | 432 | Alaurin, Ryan (1446) | Won 2-0 | +181486 |
| 6sealed | 379 | Zuo, Zhou (1517) | Lost 1-2 | -181468 |
| top | average opponent: 1480record: 3-3 | new rating: 1468 | ||
| Grand Prix Quebec City 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 23 | Kostas, Steven (1518) | Won 2-0 | +181518 |
| 3standard | 48 | Tan, Richmond (1754) | Lost 0-2 | -131505 |
| 4standard | 174 | Joyce, Adam (1500) | Lost 1-2 | -191486 |
| 5standard | 281 | Lafreniere, Michelle (1379) | Lost 1-2 | -191467 |
| top | average opponent: 1538record: 1-3 | new rating: 1467 | ||