Gruver, William
Current rating: 1480
Record: 3-4
| Grand Prix Kansas City 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 195 | Moran, Sean (1500) | Lost 0-2 | -181482 |
| 2modern | 371 | Gilmore, Billy (1482) | Won 2-0 | +181500 |
| 3modern | 167 | Moon, Jerry (1499) | Lost 1-2 | -181482 |
| 4modern | 348 | Johnson, Daniel (1431) | Won 2-1 | +171499 |
| 5modern | 289 | Stainbrook, Zach (1503) | Lost 0-2 | -181481 |
| 6modern | 316 | Smith, Steven (1420) | Won 2-0 | +171498 |
| 7modern | 223 | Couture, Andrew (1512) | Lost 0-2 | -181480 |
| average opponent: 1478record: 3-4 | new rating: 1480 | |||