Dziekan, Lukasz
Current rating: 1566
Record: 37-33-1
| Grand Prix Krakow 2019 (M20 limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 110 | Gajewski, Michal (2044) | Lost 1-2 | -101575 |
| 4sealed | 153 | Faustyn, Maciej (1738) | Lost 0-2 | -161559 |
| 5sealed | 347 | Ullmann, Marc (1499) | Won 2-0 | +171576 |
| 6sealed | 219 | Karlsson, Rasmus (1638) | Won 2-1 | +201596 |
| 7sealed | 312 | Marek, Krzysztof (1857) | Lost 0-2 | -141582 |
| 8sealed | 337 | Yurochko, Nikita (1676) | Lost 1-2 | -161566 |
| top | average opponent: 1742record: 2-4 | new rating: 1566 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 294 | Watorek, Krzysztof (1562) | Draw 1-1 | 01585 |
| top | record: 0-0-1 | new rating: 1585 | ||
| Grand Prix Warsaw 2016 (KLD standard) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 41 | Klakauskas, Paulius (1446) | Lost 1-2 | -221615 |
| 2standard | 267 | Eckerberg, Per (1484) | Lost 1-2 | -201595 |
| 3standard | 479 | Brzezicki, Mateusz (1464) | Lost 1-2 | -211574 |
| 4standard | 539 | Haarmann, Oliver (1447) | Won 2-0 | +161590 |
| 5standard | 468 | Di Stefano, Matteo (1442) | Lost 0-2 | -211569 |
| 6standard | 492 | Lewinski, Maksymilian (1448) | Won 2-1 | +161585 |
| top | average opponent: 1455record: 2-4 | new rating: 1585 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1656 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 71 | Szymanski, Jakub (1500) | Won 2-0 | +151671 |
| 2standard | 25 | Mauracher, Stephan (1578) | Lost 1-2 | -201651 |
| 3standard | 359 | Lysek, Andrzej (1652) | Lost 1-2 | -181633 |
| 4standard | 477 | Obuks, Kirils (1484) | Lost 1-2 | -201613 |
| 5standard | 479 | Urbaniak, Piotr (1449) | Won 2-1 | +151628 |
| 6standard | 431 | Sierk, Kolja (1467) | Won 2-0 | +151643 |
| 7standard | 343 | LI, MIN (1502) | Won 2-1 | +151658 |
| 8standard | 254 | Fyda, Sebastian (1458) | Lost 0-2 | -211637 |
| top | average opponent: 1511record: 4-4 | new rating: 1637 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1697 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 109 | Khodorchenkov, Vladimi (1572) | Lost 1-2 | -211676 |
| 2sealed | 290 | Giacomelli, Franco (1536) | Lost 0-2 | -201656 |
| top | average opponent: 1554record: 0-2 | new rating: 1656 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1718 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 112 | Ayala, Ernest (1440) | Lost 1-2 | -231695 |
| 2standard | 234 | Hlobil, Lukas (1485) | Won 2-0 | +141709 |
| 3standard | 341 | Grijs, Robert D (1571) | Won 2-1 | +161725 |
| 4standard | 358 | Knap, Cestmir (1426) | Won 2-0 | +121737 |
| 5standard | 215 | Cupal, Dominik (1462) | Lost 0-2 | -231714 |
| 6standard | 233 | Bingen, Sturla (1718) | Lost 1-2 | -171697 |
| top | average opponent: 1517record: 3-3 | new rating: 1697 | ||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 436 | Hamel, Chris A (1500) | Won 2-0 | +171529 |
| 2sealed | 93 | Thomson, Christopher (1482) | Won 2-0 | +171546 |
| 3sealed | 242 | Anderson, Phil (1563) | Won 2-0 | +191565 |
| 4sealed | 158 | Robert, Mathieu (1556) | Won 2-1 | +181583 |
| 5sealed | 92 | Costa, Matthew (1948) | Lost 0-2 | -121571 |
| 6sealed | 249 | White, Jeremy (1707) | Won 2-1 | +201591 |
| 7sealed | 97 | Patterson, Luke (1636) | Won 2-0 | +191610 |
| 8sealed | 89 | Jones, Oscar (1745) | Won 2-0 | +211631 |
| 9sealed | 14 | Gilbert-Espada, Klemente (1623) | Won 2-1 | +181649 |
| 10sealed | 6 | Mackl, Valentin (1751) | Won 2-1 | +191668 |
| 11draft | 64 | Nunes, James (1717) | Lost 1-2 | -171651 |
| 12draft | 91 | Nakamura, Shuhei (1853) | Won 2-0 | +221673 |
| 13draft | 20 | Samms, Phil (1815) | Won 2-0 | +211694 |
| 14draft | 93 | Santos, David M (1665) | Won 2-1 | +171711 |
| 15draft | 86 | Nelson, Brandon (1877) | Lost 0-2 | -151696 |
| 16draft | 14 | Ferrando, Matthew (1915) | Won 2-0 | +221718 |
| top | average opponent: 1710record: 13-3 | new rating: 1718 | ||
| Grand Prix Hanover 2009 (extended) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 38 | Gosch, Christian (1494) | Lost 1-2 | -191509 |
| 3extended | 109 | Ulatowski, Przemyslaw (1552) | Lost 0-2 | -171492 |
| 4extended | 189 | Endres, Martin (1344) | Won 0-0 | +151507 |
| 5extended | 140 | Kempe, Jorg (1517) | Won 2-1 | +181525 |
| 6extended | 105 | Gateaud, Maxime (1595) | Won 2-0 | +201545 |
| 7extended | 58 | Matignon, Guillaume (1759) | Lost 0-2 | -151530 |
| 8extended | 79 | Brix, Tobias (1484) | Lost 1-2 | -181512 |
| top | average opponent: 1535record: 3-4 | new rating: 1512 | ||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 39 | Curumtally, Zayed (1500) | Won 2-1 | +171569 |
| 2standard | 20 | Wywiol, Rafal (1482) | Lost 1-2 | -191550 |
| 3standard | 116 | Stanclik, Damian (1500) | Lost 1-2 | -191531 |
| 4standard | 150 | Cesati, Alberto (1400) | Lost 1-2 | -211510 |
| 5standard | 189 | Luszczynski, Mirek (1465) | Won 2-0 | +181528 |
| top | average opponent: 1469record: 2-3 | new rating: 1528 | ||
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 60 | Garcia Crespo, Javier (1581) | Won 2-1 | +191519 |
| 3extended | 42 | [anonymous] | Won 2-0 | +191538 |
| 4extended | 105 | Pavon Camacho, Miguel (1411) | Won 2-0 | +161554 |
| 5extended | 48 | Bode, Roland (1634) | Won 2-0 | +201574 |
| 6extended | 2 | Schipkowski, Jan (1636) | Won 2-1 | +191593 |
| 7extended | 9 | Morgenstern, Frank (1637) | Lost 1-2 | -171576 |
| 8extended | 38 | Fiore, Stefano (1774) | Won 2-0 | +211597 |
| 9extended | 17 | Meulders, Fried (1620) | Won 2-1 | +181615 |
| 10extended | 6 | Nguyen, Xuan-Phi (1779) | Lost 0-2 | -151600 |
| 11extended | 16 | Richter, Niels (1629) | Lost 1-2 | -171583 |
| 12extended | 33 | Oomens, Wessel (1739) | Won 2-1 | +211604 |
| 13extended | 28 | Lahanas, Nikolaos (1610) | Lost 0-2 | -181586 |
| 14extended | 31 | Bredt, Klaus-Michael (1688) | Lost 0-2 | -161570 |
| 15extended | 38 | Marciniszyn, Michal (1596) | Lost 0-0 | -181552 |
| top | average opponent: 1636record: 8-6 | new rating: 1552 | ||