Knabbe, Jack
Current rating: 1517
Record: 3-2
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 150 | Banner, Isaac (1500) | Won 2-0 | +181518 |
| 2modern | 14 | Addleman, Neil (1521) | Won 2-0 | +181536 |
| 3modern | 132 | Freel, Dan (1476) | Lost 1-2 | -191517 |
| 4modern | 308 | Klein, Patrick (1480) | Won 2-1 | +171534 |
| 5modern | 245 | Martin, Jimmy (1575) | Lost 1-2 | -171517 |
| average opponent: 1510record: 3-2 | new rating: 1517 | |||