Sulffridge, Ben
Current rating: 1465
Record: 1-3
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 270 | Wascisin, William (1483) | Lost 1-2 | -181482 |
| 3sealed | 476 | Layton, David (1469) | Won 2-1 | +171499 |
| 4sealed | 301 | Rosellini, Jason (1586) | Lost 1-2 | -161483 |
| 5sealed | 397 | Rodriguez, Jason m (1501) | Lost 0-2 | -181465 |
| average opponent: 1510record: 1-3 | new rating: 1465 | |||