John, Korbinian
Current rating: 1488
Record: 2-3-1
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 625 | Blaszczyk, Przemyslaw (1479) | Won 2-0 | +181518 |
| 2modern | 327 | Klimczyk, Wojtek (1503) | Won 2-0 | +171535 |
| 3modern | 312 | Porojan, Raul (1876) | Lost 0-2 | -121523 |
| 4modern | 471 | Schulte, Andreas (1571) | Lost 0-2 | -171506 |
| 5modern | 563 | Keitel, Moritz (1498) | Draw 1-1 | 01506 |
| 6modern | 592 | Maffei, Loris (1504) | Lost 1-2 | -181488 |
| average opponent: 1572record: 2-3-1 | new rating: 1488 | |||