Gu, Yun
Current rating: 1463
Record: 2-4
| Grand Prix Shanghai 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Gao, Zehua (1464) | Won 2-0 | +171517 |
| 2sealed | 66 | Onuma, Hayato (1349) | Won 2-0 | +151532 |
| 3sealed | 36 | Lam, Tsz Yeung (1665) | Lost 0-2 | -151517 |
| 4sealed | 118 | Yanase, Kaname (1530) | Lost 0-2 | -181499 |
| 5sealed | 203 | Peng, Bo (1499) | Lost 1-2 | -181481 |
| 6sealed | 254 | Wang, Wei ji (1481) | Lost 0-2 | -181463 |
| average opponent: 1498record: 2-4 | new rating: 1463 | |||