Case, William F
Current rating: 1501
Record: 4-4
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 9 | Rauth, Robert (1500) | Won 2-0 | +181518 |
| 2sealed | 80 | Kokx, Jeff (1552) | Won 2-0 | +191537 |
| 3sealed | 45 | Chu, Kevin (1540) | Lost 0-2 | -181519 |
| 4sealed | 115 | Baldwin, Kyle (1521) | Lost 0-2 | -181501 |
| 5sealed | 131 | Bales, Jake (1542) | Lost 1-2 | -181483 |
| 6sealed | 122 | Chawen, Alexander V (1482) | Won 2-1 | +181501 |
| 7sealed | 95 | Boudreau, Philip (1501) | Won 2-0 | +181519 |
| 8sealed | 62 | Kobobel, Edward L (1480) | Lost 0-2 | -181501 |
| average opponent: 1515record: 4-4 | new rating: 1501 | |||