Yrjana, Ville
Current rating: 1446
Record: 2-5-1
| Grand Prix Helsinki 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Rajala, Tommi (1500) | Lost 1-2 | -181482 |
| 2sealed | 145 | Tynkynniemi, Jussi (1482) | Draw 1-1 | 01482 |
| 3sealed | 159 | Kokkila, Kimmo Ilari (1482) | Lost 1-2 | -181464 |
| 4sealed | 200 | Bronswijk, Andre (1465) | Lost 0-2 | -181446 |
| 5sealed | 191 | Peltola, Jarne (1446) | Won 2-0 | +181464 |
| 6sealed | 156 | Leskinen, Teemu (1463) | Lost 0-1 | -181446 |
| 7sealed | 140 | Gardette, Raphael (1446) | Lost 0-1 | -181428 |
| 8sealed | 121 | Pedan, Sergey (1417) | Won 2-1 | +181446 |
| average opponent: 1462record: 2-5-1 | new rating: 1446 | |||