Fencl, David
Current rating: 1510
Record: 5-5-1
| Grand Prix Oakland 2010 (extended) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 208 | Stein, Alaric (1500) | Lost 1-2 | -171447 |
| 2extended | 261 | Smith, Zach C (1482) | Won 2-0 | +191466 |
| 3extended | 263 | Waldrop, Matthew (1500) | Draw 1-1 | 01466 |
| 4extended | 253 | Padilla, Angel (1500) | Won 2-0 | +191485 |
| 5extended | 187 | Huth, Jeremy l (1547) | Won 2-0 | +191504 |
| 6extended | 121 | Stutzman, Jason (1561) | Won 2-0 | +191523 |
| 7extended | 78 | Tagi-Zade, Eldar (1803) | Lost 0-2 | -131510 |
| average opponent: 1556record: 4-2-1 | new rating: 1510 | |||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 128 | Dy, Michael (1500) | Lost 0-2 | -181482 |
| 2block | 262 | Cundick, Chris (1482) | Won 2-0 | +181500 |
| 3block | 126 | Martin, Kenny (1501) | Lost 0-2 | -181482 |
| 4block | 262 | Chapman, Steve (1506) | Lost 0-2 | -181464 |
| average opponent: 1497record: 1-3 | new rating: 1464 | |||