Robiso, Billy Joe
Current rating: 1384
Record: 4-11
| Grand Prix Bologna 2016 (modern) | starting rating: 1442 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 296 | Buffoli, Stefano (1482) | Won 2-1 | +181460 |
| 2modern | 335 | Barclay, Bradley (1694) | Lost 0-2 | -131447 |
| 3modern | 755 | Cabos-Duhamel, Lilian (1459) | Lost 1-2 | -181429 |
| 4modern | 958 | Pham, Hoang (1484) | Won 2-0 | +191448 |
| 5modern | 799 | Mayor, Damien (1605) | Lost 0-2 | -151433 |
| 6modern | 712 | Holtmann, Niklas (1636) | Lost 1-2 | -151418 |
| 7modern | 866 | Francini, Roberto (1512) | Lost 0-2 | -161402 |
| 8modern | 798 | Coyner, Christopher (1397) | Lost 0-2 | -181384 |
| average opponent: 1533record: 2-6 | new rating: 1384 | |||
| Grand Prix Milan 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 136 | Catellani, Davide (1482) | Won 2-1 | +181518 |
| 2modern | 345 | Kardas, Adrian (1493) | Lost 0-2 | -191499 |
| 3modern | 522 | Gasso, Riccardo (1500) | Lost 0-2 | -181481 |
| 4modern | 562 | Grassi, Alessandro (1482) | Lost 1-2 | -181463 |
| 5modern | 630 | Lattuada, Martino (1464) | Won 2-1 | +181481 |
| 6modern | 538 | Andreatta, Luca (1372) | Lost 0-2 | -201461 |
| 7modern | 525 | Pedon, Alessandro (1377) | Lost 0-2 | -191442 |
| average opponent: 1453record: 2-5 | new rating: 1442 | |||