Karbowski, Krzysztof
Current rating: 1315
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1335 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 427 | Webster, Cameron (1500) | Lost 0-2 | -151320 |
| 2sealed | 698 | Simoes, Duarte (1437) | Lost 1-2 | -161304 |
| 3sealed | 830 | Brown, Christopher [ENG] (1505) | Lost 0-2 | -141290 |
| 4sealed | 802 | Tunwell, Chris (1443) | Won 2-0 | +211311 |
| 5sealed | 663 | Fejer, Istvan-Zoltan (1465) | Won 2-0 | +201331 |
| 6sealed | 516 | Court, Gordon (1404) | Lost 0-2 | -161315 |
| top | average opponent: 1459record: 2-4 | new rating: 1315 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1392 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 184 | Hunt, Matthew (1500) | Draw 1-1 | +21394 |
| 2block | 324 | Dixon, Philip (1500) | Lost 0-2 | -161378 |
| 3block | 562 | Barker, Andrew (1482) | Won 2-1 | +201398 |
| 4block | 430 | Horan, Joseph (1520) | Won 2-1 | +201418 |
| 5block | 281 | Gallais, Alexis (1607) | Lost 1-2 | -151403 |
| 6block | 402 | Przywecka, Anna (1354) | Lost 0-2 | -191384 |
| 7block | 393 | Mcdonald, Peter (1463) | Lost 0-2 | -161368 |
| 8block | 337 | Morello, Helaman (1455) | Lost 0-2 | -171351 |
| 9block | 281 | Tibble, Jamie (1447) | Lost 0-2 | -161335 |
| top | average opponent: 1481record: 2-6-1 | new rating: 1335 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 11 | Lewandowski, Bartlomiej (1500) | Lost 0-2 | -181482 |
| 3sealed | 164 | Kanaan, David (1529) | Lost 1-2 | -171465 |
| 4sealed | 187 | Ashall, James (1482) | Lost 0-2 | -181447 |
| 5sealed | 199 | Luczek, Piotr (1531) | Won 2-0 | +201467 |
| 6sealed | 178 | Turek, Nicolas (1436) | Lost 0-2 | -191448 |
| 7sealed | 154 | Brooker Thorpe, Ty (1446) | Lost 0-2 | -181430 |
| 8sealed | 140 | Delacy, Chris (1427) | Lost 1-2 | -181412 |
| 9sealed | 119 | Duivesteijn, Mikel (1287) | Lost 0-2 | -201392 |
| top | average opponent: 1455record: 1-7 | new rating: 1392 | ||