Semerad, Petr
Current rating: 1562
| Grand Prix Prague 2014 (modern) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 79 | Myslinski, Grzegorz (1517) | Won 2-1 | +181534 |
| 3modern | 296 | Muller, Andre (1706) | Won 2-0 | +211555 |
| 4modern | 10 | Trauer, Pierre (1502) | Lost 1-2 | -191536 |
| 5modern | 428 | Carabelli, Carlo Filippo (1539) | Won 2-0 | +181554 |
| 6modern | 89 | Petruska, Tomas (1632) | Lost 0-2 | -161538 |
| 7modern | 290 | Rohrer, Niki (1476) | Won 2-1 | +171555 |
| 8modern | 118 | Willis, Paul (1632) | Won 2-0 | +191574 |
| 9modern | 117 | Dickmann, Patrick (1923) | Lost 0-2 | -121562 |
| top | average opponent: 1616record: 5-3 | new rating: 1562 | ||
| Grand Prix Prague 2013 (M14 limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 92 | Danz, Jakob (1519) | Won 2-1 | +181535 |
| 3sealed | 201 | Buras, Artur (1426) | Won 2-0 | +161551 |
| 4sealed | 37 | Enduraev, Pavel (1601) | Lost 1-2 | -171534 |
| 5sealed | 250 | Klionski, Ihar (1502) | Won 2-1 | +181552 |
| 6sealed | 169 | Stehno, Alexander (1553) | Lost 1-2 | -181534 |
| 7sealed | 193 | Holm, Herman (1504) | Won 2-0 | +171551 |
| 8sealed | 88 | Chukhvichev, Anatoly (1658) | Lost 1-2 | -161535 |
| 9sealed | 211 | Ciach, Maciej (1490) | Lost 1-2 | -191516 |
| top | average opponent: 1532record: 4-4 | new rating: 1516 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 676 | Schepman, Patrick (1340) | Won 2-1 | +151515 |
| 2standard | 686 | Petit, Benjamin (1501) | Lost 0-2 | -181497 |
| 3standard | 708 | Blokland, Niels (1480) | Lost 1-2 | -181479 |
| 4standard | 826 | Messean, Wesley (1483) | Won 2-0 | +181497 |
| 5standard | 715 | Vergauwen, Joachim (1447) | Won 2-0 | +171514 |
| 6standard | 708 | Lutz, Jimmy (1516) | Won 2-0 | +181532 |
| 7standard | 641 | Barquilla Rodriguez, Jose (1703) | Lost 1-2 | -151517 |
| 8standard | 658 | Kneip, Jean-Paul (1566) | Lost 0-2 | -171500 |
| 9standard | 686 | Buchholtz, Gregory (1469) | Won 2-1 | +171517 |
| top | average opponent: 1501record: 5-4 | new rating: 1517 | ||