Kozlej, Nikolas
Current rating: 1428
Record: 14-23-2
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1370 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 209 | Trejtnar, Andreas (1581) | Draw 1-1 | +31373 |
| 2standard | 238 | Klepczarek, Lukasz (1560) | Won 2-0 | +221395 |
| 3standard | 288 | Mioenik, Mateusz (1500) | Won 2-0 | +201415 |
| 4standard | 163 | De Colle, Mattia (1671) | Lost 0-2 | -141401 |
| 5standard | 287 | Szejko, Piotr (1485) | Won 2-0 | +201421 |
| 6standard | 181 | Van Harten, Christiaan (1542) | Won 2-0 | +201441 |
| 7standard | 113 | Prinzell, Johan (1736) | Lost 0-2 | -131428 |
| top | average opponent: 1582record: 4-2-1 | new rating: 1428 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1370 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 795 | Baumert, Martin (1766) | Lost 0-2 | -111359 |
| 2sealed | 805 | Nicoud, Sacha (1506) | Won 2-0 | +211380 |
| 3sealed | 952 | Bellard, Simon (1502) | Won 2-0 | +201400 |
| 4sealed | 888 | Czarnomski, Jan (1517) | Lost 0-1 | -161384 |
| 5sealed | 786 | Ghiura, Alexandru (1572) | Lost 1-2 | -141370 |
| top | average opponent: 1573record: 2-3 | new rating: 1370 | ||
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1372 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 141 | Kobielski, Mateusz (1447) | Won 2-1 | +191391 |
| 3sealed | 180 | Alkio, Anssi (1979) | Lost 0-2 | -81383 |
| 4sealed | 271 | Wlodarczyk, Lukasz (1529) | Lost 0-2 | -161367 |
| 5sealed | 328 | Sudzius, Jurgis (1468) | Won 2-1 | +201387 |
| 6sealed | 254 | Rutkowski, Tomasz (1455) | Lost 0-2 | -171370 |
| top | average opponent: 1576record: 2-3 | new rating: 1370 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1377 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 85 | Tochacek, Daniel (1504) | Won 2-0 | +201397 |
| 3modern | 15 | Bakule, Jakub (1716) | Draw 1-1 | +61403 |
| 4modern | 128 | Hrbacek, Jakub (1533) | Lost 1-2 | -161387 |
| 5modern | 329 | Reissenberger, Marcus (1513) | Lost 1-2 | -151372 |
| top | average opponent: 1567record: 1-2-1 | new rating: 1372 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 238 | Holm, Herman (1482) | Lost 0-2 | -171411 |
| 3sealed | 552 | Jezyna, Maciej (1447) | Lost 0-2 | -181393 |
| 4sealed | 644 | Rejl, Lukas (1479) | Lost 1-2 | -161377 |
| top | average opponent: 1469record: 0-3 | new rating: 1377 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1391 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 140 | Okorochkova, Maria (1500) | Lost 0-2 | -161375 |
| 2standard | 295 | Pinkwart, Wiktor (1482) | Lost 1-2 | -161359 |
| 3standard | 378 | Senins, Mihails (1492) | Won 2-0 | +201379 |
| 4standard | 428 | Bourdinaud, Guillaume (1769) | Won 2-0 | +251404 |
| 5standard | 401 | Ploskonka, Bartek (1502) | Won 2-0 | +201424 |
| 6standard | 315 | Kopec, Mateusz (1765) | Lost 0-2 | -121412 |
| 7standard | 176 | Fokkema, Toon (1299) | Won 2-0 | +161428 |
| top | average opponent: 1544record: 4-3 | new rating: 1428 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 664 | Civrny, Pavel (1507) | Lost 0-2 | -181482 |
| 2sealed | 809 | Tichy, Martin (1447) | Lost 0-2 | -191463 |
| 3sealed | 820 | Hradecky, Jirka (1464) | Lost 0-2 | -181445 |
| 4sealed | 863 | Hochbegger, Stefan (1446) | Lost 0-2 | -181427 |
| 5sealed | 829 | Aghai-khozani, Hossein (1428) | Lost 0-2 | -171410 |
| 6sealed | 801 | Foutik, Igor (1409) | Lost 1-2 | -191391 |
| 8sealed | 704 | Kralik, Martin (1410) | Won 2-1 | +191410 |
| 9sealed | 659 | Falger, Andrew (1364) | Lost 0-2 | -191391 |
| top | average opponent: 1434record: 1-7 | new rating: 1391 | ||