Tobiska, Richard
Current rating: 1432
Record: 2-6
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 348 | Calo, Salvatore (1508) | Lost 0-2 | -181482 |
| 2modern | 679 | Guillaume, Theo (1428) | Lost 0-2 | -191463 |
| 3modern | 972 | Boos, Thiemo (1467) | Won 2-0 | +181481 |
| 4modern | 749 | Lechner, Christian (1788) | Lost 0-2 | -121469 |
| 5modern | 813 | Kral, Martin (1455) | Won 2-0 | +171486 |
| 6modern | 623 | Singh, Alexej (1503) | Lost 0-2 | -171469 |
| 7modern | 672 | Bures, Marek (1499) | Lost 0-2 | -181451 |
| 8modern | 610 | De Korte, Niels (1394) | Lost 1-2 | -191432 |
| average opponent: 1505record: 2-6 | new rating: 1432 | |||