Cumberland, Ron
Current rating: 1468
Record: 2-4
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 226 | Preston, Colin (1500) | Lost 0-2 | -181482 |
| 2legacy | 275 | Wright, Randy (1636) | Lost 0-2 | -151467 |
| 3legacy | 379 | King, Philip (1465) | Won 2-0 | +181485 |
| 4legacy | 353 | Fannin, Elijah S (1482) | Won 2-0 | +181503 |
| 5legacy | 213 | Passow, Tyler (1500) | Lost 0-2 | -181485 |
| 6legacy | 303 | Kammer, Michael (1537) | Lost 0-2 | -171468 |
| average opponent: 1520record: 2-4 | new rating: 1468 | |||