Sison, William
Current rating: 1500
Record: 2-2
| Grand Prix Sydney 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | Ma, Max (1500) | Won 2-0 | +181518 |
| 2sealed | 60 | Gibbons, Andrew (1517) | Won 2-1 | +181536 |
| 3sealed | 151 | Huang, David (1500) | Lost 1-2 | -191517 |
| 4sealed | 220 | Dahl, William (1551) | Lost 0-2 | -171500 |
| average opponent: 1517record: 2-2 | new rating: 1500 | |||