Pennini, David
Current rating: 1426
Record: 1-5
| Grand Prix Boston 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 176 | Kwiatkowski, Randy (1432) | Lost 1-2 | -191481 |
| 2extended | 231 | Hayes, Daniel (1482) | Lost 1-2 | -181463 |
| 3extended | 273 | Race, Allan (1374) | Lost 0-2 | -201443 |
| 4extended | 308 | Garcia, Oscar [USA] (1445) | Lost 0-2 | -181425 |
| 5extended | 275 | Wilsker, Ben (1430) | Won 2-1 | +181443 |
| 6extended | 229 | Stickney, Adam (1497) | Lost 0-2 | -171426 |
| average opponent: 1443record: 1-5 | new rating: 1426 | |||