Zalesky, David
Current rating: 1450
Record: 7-11-2
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 516 | Groothuis, Tim (1589) | Lost 0-2 | -161447 |
| 3standard | 730 | Welbergen, Bastiaan (1446) | Won 2-1 | +181465 |
| 4standard | 562 | Andrien, Arnaud (1628) | Lost 1-2 | -151450 |
| top | average opponent: 1555record: 1-2 | new rating: 1450 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 160 | Stachewicz, Patryk (1500) | Won 2-0 | +191487 |
| 3standard | 129 | De Rosa, Antonino (1973) | Lost 1-2 | -101477 |
| 4standard | 281 | Mos, Michal (1597) | Lost 1-2 | -161461 |
| 5standard | 374 | Vondracek, Zdenek (1548) | Won 2-0 | +201481 |
| 6standard | 289 | Aniszewski, Michael (1505) | Lost 0-2 | -181463 |
| top | average opponent: 1624record: 2-3 | new rating: 1463 | ||
| Grand Prix Prague 2009 (M10 limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 702 | Adams, Olaf (1524) | Lost 1-2 | -171467 |
| 2sealed | 724 | Ecker, Florian (1495) | Lost 0-2 | -181449 |
| 3sealed | 831 | Halouska, Matej (1463) | Won 2-0 | +181467 |
| 4sealed | 790 | Wendel, Mike (1482) | Lost 1-2 | -171450 |
| 5sealed | 796 | Blinov, Semen (1466) | Won 2-0 | +181468 |
| top | average opponent: 1486record: 2-3 | new rating: 1468 | ||
| Grand Prix Krakow 2007 (LRW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 598 | Drabik, Iwo (1500) | Draw 0-0 | 01500 |
| 2standard | 607 | Tarnowski, Rafal (1502) | Lost 1-2 | -181482 |
| 3standard | 652 | Benzi, Luca (1539) | Lost 0-2 | -171465 |
| 4standard | 694 | Warcholik, Manuel (1547) | Lost 1-2 | -161449 |
| 5standard | 696 | Jekot, Marcin (1460) | Draw 1-1 | 01449 |
| 6standard | 683 | Kidon, Jacek (1429) | Won 2-0 | +171466 |
| 7standard | 659 | Rizki, Dawid (1443) | Won 2-1 | +181484 |
| top | average opponent: 1489record: 2-3-2 | new rating: 1484 | ||