Thierry, Robert
Current rating: 1487
Record: 2-3
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | McGinnis, Travis (1464) | Lost 1-2 | -191481 |
| 2sealed | 181 | Merrill, Howard (1430) | Won 2-1 | +171498 |
| 3sealed | 106 | Richard, Bruce (1500) | Won 2-0 | +181516 |
| 4sealed | 158 | Frank, Joel (1747) | Lost 1-2 | -131503 |
| 5sealed | 178 | David-Marshall, Brian (1621) | Lost 1-2 | -161487 |
| average opponent: 1552record: 2-3 | new rating: 1487 | |||