Borst, Karl
Current rating: 1571
Record: 6-3
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 464 | Ginsberg, Matt (1500) | Lost 0-2 | -181482 |
| 2sealed | 591 | Beal, Cynthia L (1482) | Won 2-0 | +181500 |
| 3sealed | 484 | Bunyan, Joseph (1477) | Won 2-1 | +181518 |
| 4sealed | 475 | Christensen, Jordan (1625) | Won 2-0 | +201538 |
| 5sealed | 461 | Van Leeuwen, Andrew (1520) | Won 2-0 | +171555 |
| 6sealed | 349 | McKinney, Ryan (1658) | Won 2-0 | +201575 |
| 7sealed | 369 | Suarez, Andres (1833) | Won 2-1 | +231598 |
| 8sealed | 333 | Plurkowski, Luke (1728) | Lost 0-2 | -161582 |
| 9sealed | 383 | Nakamura, Shuhei (1992) | Lost 0-2 | -111571 |
| average opponent: 1646record: 6-3 | new rating: 1571 | |||