Markovetz, Preston
Current rating: 1483
Record: 2-3
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 190 | Gans, Edward (1500) | Won 2-0 | +181518 |
| 2modern | 219 | Becvar, Nick (1646) | Lost 0-2 | -161502 |
| 3modern | 324 | Stevens, Chris (1482) | Lost 0-2 | -181484 |
| 4modern | 438 | Belfast, Adam (1480) | Won 2-0 | +181502 |
| 5modern | 300 | Greenwood, Keith A (1468) | Lost 0-2 | -191483 |
| average opponent: 1515record: 2-3 | new rating: 1483 | |||