Riffert, Yiyang
Current rating: 1437
Record: 3-6
| Grand Prix Copenhagen 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 268 | Winther, Lasse (1453) | Lost 0-2 | -191481 |
| 2modern | 325 | Agergaard, Rene (1366) | Lost 0-2 | -201461 |
| 3modern | 623 | Guldborg, Dan (1443) | Lost 1-2 | -181443 |
| 4modern | 621 | Roxendal, Ola (1458) | Lost 0-2 | -181425 |
| 5modern | 600 | Alen, Oscar (1430) | Won 2-0 | +181443 |
| 6modern | 535 | Dinesen, Aske (1450) | Won 2-0 | +181461 |
| 7modern | 421 | Lhomme, Steeve (1193) | Lost 1-2 | -231438 |
| 8modern | 357 | Hansen, Ronnie (1366) | Won 2-1 | +171455 |
| 9modern | 302 | Pieniniemi, Matti (1456) | Lost 1-2 | -181437 |
| average opponent: 1402record: 3-6 | new rating: 1437 | |||