Sulkowski, Piotr
Current rating: 1504
Record: 15-14-2
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 326 | Meyer, Maxime (1500) | Draw 1-1 | 01508 |
| 2sealed | 408 | Geuens, Peter (1361) | Won 2-0 | +151523 |
| 3sealed | 431 | Mede, Tobias (1466) | Lost 1-2 | -191504 |
| top | average opponent: 1442record: 1-1-1 | new rating: 1504 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 108 | Davids, Peter (1388) | Draw 1-1 | -21527 |
| 2sealed | 232 | Drzewinski, Marcin (1504) | Lost 1-2 | -191508 |
| 3sealed | 406 | Lis, Damian (1487) | Lost 1-2 | -181490 |
| 4sealed | 456 | Winkler, Axel (1477) | Won 2-1 | +181508 |
| top | average opponent: 1464record: 1-2-1 | new rating: 1508 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 83 | Hall, Andrew [ENG] (1517) | Lost 1-2 | -181495 |
| 2sealed | 154 | Wilkinson, Laura (1411) | Won 2-0 | +161511 |
| 3sealed | 166 | Clayton, Julia (1500) | Won 2-0 | +181529 |
| 4sealed | 156 | Moldes, Felipe (1529) | Lost 1-2 | -181511 |
| 5sealed | 163 | Bandaranaike, Gihan (1618) | Lost 0-2 | -161495 |
| 6sealed | 188 | Photiou, Andreas (1407) | Won 2-0 | +171512 |
| 7sealed | 146 | O'Reilly, Paul (1503) | Won 2-0 | +171529 |
| top | average opponent: 1498record: 4-3 | new rating: 1529 | ||
| Grand Prix Birmingham 2008 (Lorwyn block) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 129 | Bernstein, Steve (1500) | Lost 0-2 | -191538 |
| 2block | 227 | Washington, Danny (1481) | Won 2-0 | +171555 |
| 3block | 112 | White, Christopher R (1482) | Won 2-0 | +161571 |
| 4block | 83 | Graziano, Nicolo (1524) | Lost 0-2 | -181553 |
| 5block | 151 | Parker, Julian D (1500) | Lost 1-2 | -191534 |
| 6block | 191 | Sauvage, Eric (1479) | Lost 0-0 | -191515 |
| 7block | 177 | Witney-martin, Andrew (1464) | Won 2-0 | +171532 |
| 8block | 142 | Rashvand, Leila K (1484) | Lost 1-2 | -191513 |
| top | average opponent: 1489record: 3-5 | new rating: 1513 | ||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 53 | Dadel, Przemyslaw (1500) | Won 2-0 | +181518 |
| 2standard | 99 | Sukaitis, Tomas (1518) | Won 2-0 | +181536 |
| 3standard | 58 | Moden, Anders (1536) | Lost 1-2 | -181518 |
| 4standard | 96 | Kopec, Mateusz (1642) | Lost 0-2 | -161502 |
| 5standard | 154 | Sautsa, Dzmitry (1502) | Won 2-0 | +181520 |
| 6standard | 80 | De Biasi, Mattia (1488) | Won 2-1 | +181538 |
| 7standard | 66 | Mueller, Szymon (1512) | Won 2-1 | +171555 |
| 8standard | 31 | Weber, Antonin (1576) | Won 2-0 | +191574 |
| 9standard | 27 | Parazzoli, Dario (1643) | Lost 0-2 | -171557 |
| top | average opponent: 1546record: 6-3 | new rating: 1557 | ||