Piatek, Robert
Current rating: 1526
Record: 5-4
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 352 | Robinson, Thomas [CAN] (1509) | Won 2-1 | +181518 |
| 2sealed | 107 | Desrosiers, Rafael (1562) | Lost 1-2 | -171501 |
| 3sealed | 464 | Yee, Jonathan (1456) | Won 2-1 | +171518 |
| 4sealed | 354 | Farnung, Ian (1924) | Won 2-0 | +251543 |
| 5sealed | 234 | Garcia Perez, Ignacio (1538) | Won 2-1 | +181561 |
| 6sealed | 51 | Fontaine, Jessy (1551) | Won 2-1 | +181579 |
| 7sealed | 44 | Buchanan, Jessica (1594) | Lost 0-2 | -181561 |
| 8sealed | 173 | Lessard, Steve (1539) | Lost 1-2 | -181543 |
| 9sealed | 130 | Rafih, Joddat (1605) | Lost 0-2 | -171526 |
| average opponent: 1586record: 5-4 | new rating: 1526 | |||