Kosar, Vojtech
Current rating: 1501
Record: 3-3
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 125 | Ryba, Martin (1500) | Won 2-1 | +181518 |
| 2sealed | 4 | Janda, Kristian (1537) | Lost 0-2 | -181500 |
| 3sealed | 606 | Pontelli, Romano (1480) | Won 2-1 | +181518 |
| 4sealed | 486 | Martineau, Jerome (1661) | Won 2-1 | +211539 |
| 5sealed | 195 | Gursinsky, Steffen (1540) | Lost 1-2 | -181521 |
| 6sealed | 453 | Hajek, Michal (1458) | Lost 0-2 | -201501 |
| average opponent: 1529record: 3-3 | new rating: 1501 | |||