Barker, Oliver
Current rating: 1467
Record: 2-4
| Grand Prix Cardiff 2006 (GPT limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Beynon, Christopher (1464) | Lost 1-2 | -191481 |
| 2sealed | 100 | Buttery, Tony (1486) | Lost 0-0 | -181463 |
| 3sealed | 142 | Bartram, Crispin (1465) | Won 2-0 | +181481 |
| 4sealed | 155 | Cheng, Chestor (1589) | Won 2-0 | +201501 |
| 5sealed | 92 | Azabal, Natan (1593) | Lost 1-2 | -161485 |
| 6sealed | 115 | Pattern, Clarissa (1482) | Lost 1-2 | -181467 |
| average opponent: 1513record: 2-4 | new rating: 1467 | |||