Guo, Youfu
Current rating: 1442
Record: 6-10
| Grand Prix Guangzhou 2016 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 164 | Lei, Yu (1500) | Lost 0-2 | -171447 |
| 2modern | 186 | Lam, Tsz Yeung (1893) | Won 2-1 | +261473 |
| 3modern | 190 | You, Hao Quan (1430) | Lost 1-2 | -191454 |
| 4modern | 234 | He, Zhifeng (1499) | Lost 0-2 | -171437 |
| 5modern | 226 | Xu, Jiafan (1416) | Won 2-0 | +171454 |
| 6modern | 184 | Wang, Maolin (1468) | Lost 0-2 | -171437 |
| 7modern | 1162 | Huang, Zhixing (1477) | Won 2-0 | +181455 |
| 8modern | 156 | Yang, Yang (1694) | Lost 0-2 | -131442 |
| average opponent: 1547record: 3-5 | new rating: 1442 | |||
| Grand Prix Shanghai 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 90 | Han, Tao (1500) | Won 2-1 | +181518 |
| 2standard | 66 | Wu, Ming (1551) | Lost 0-0 | -171501 |
| 3standard | 349 | Han, Yifan (1540) | Lost 1-2 | -181483 |
| 4standard | 352 | Lynn, Sylvia (1481) | Lost 1-2 | -181465 |
| 5standard | 374 | Zhang, Xingchen (1471) | Won 2-0 | +181483 |
| 6standard | 306 | Zhu, Yunjia (1482) | Won 2-1 | +181501 |
| 7standard | 263 | Min, Bin (1484) | Lost 1-2 | -181483 |
| 8standard | 289 | Jiang, Yaxing (1449) | Lost 0-2 | -191464 |
| average opponent: 1495record: 3-5 | new rating: 1464 | |||