Breach, Oskar
Current rating: 1412
Record: 8-13
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 10 | Barrett, Dan (1383) | Won 2-0 | +171466 |
| 2sealed | 254 | Lenander, Richard (1479) | Lost 0-2 | -181448 |
| 3sealed | 298 | Howarth, Andrew (1509) | Lost 1-2 | -171431 |
| 4sealed | 516 | Ryder, Laurent (1349) | Lost 0-2 | -191412 |
| top | average opponent: 1430record: 1-3 | new rating: 1412 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 88 | Gato, Antonio (1378) | Lost 0-2 | -201449 |
| top | record: 0-1 | new rating: 1449 | ||
| Grand Prix Lyon 2015 (BFZ limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 282 | RAVINET, Benjamin (1500) | Lost 1-2 | -171428 |
| 2sealed | 581 | Prohll, Heiko (1407) | Won 2-1 | +181446 |
| 3sealed | 426 | Nouaillac, Florian (1501) | Won 2-0 | +191465 |
| 4sealed | 462 | Garbett, Harry (1467) | Lost 0-2 | -181447 |
| 5sealed | 551 | Vicente, Maxime (1499) | Won 2-1 | +191466 |
| 6sealed | 351 | Gateaud, Maxime (1578) | Won 2-1 | +201486 |
| 7sealed | 281 | Magnant, Pierre (1541) | Lost 1-2 | -171469 |
| top | average opponent: 1499record: 4-3 | new rating: 1469 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 35 | Franke, Tim (1543) | Lost 0-2 | -171483 |
| 2sealed | 373 | Sauer, Eduard (1430) | Lost 1-2 | -191464 |
| 3sealed | 464 | Schenk, Simone (1461) | Lost 0-2 | -181446 |
| 4sealed | 454 | Maginness, Terence (1516) | Won 2-0 | +191465 |
| 5sealed | 410 | Klein, Jean-Philippe (1444) | Lost 1-2 | -181447 |
| 6sealed | 336 | Lesaffre, James (1303) | Won 2-1 | +151462 |
| 7sealed | 268 | Franek, Guillaume (1539) | Lost 1-2 | -171445 |
| 8sealed | 226 | Frenay, Camille (1447) | Won 2-0 | +181463 |
| 9sealed | 181 | Besancon, Camille (1456) | Lost 0-2 | -181445 |
| top | average opponent: 1460record: 3-6 | new rating: 1445 | ||