St. Laurent, Mackenzie
Current rating: 1409
Record: 0-5-1
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 145 | Grayson, Shane (1500) | Lost 0-2 | -181482 |
| 2sealed | 672 | Howard, Parker (1482) | Lost 0-2 | -181464 |
| 3sealed | 737 | Fadden, Colleen (1464) | Draw 1-1 | 01464 |
| 4sealed | 801 | White, Aidan (1464) | Lost 0-2 | -181446 |
| 5sealed | 737 | Campbell, Allen (1382) | Lost 0-2 | -191427 |
| 6sealed | 633 | Karman, Steve (1427) | Lost 0-2 | -181409 |
| average opponent: 1453record: 0-5-1 | new rating: 1409 | |||