Wassenaar, Klaas
Current rating: 1502
Record: 3-3
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 352 | Schouppe, Ewald (1500) | Won 2-1 | +181518 |
| 2extended | 72 | Scholz, Christian (1517) | Lost 0-2 | -181500 |
| 3extended | 324 | ouwehand, niels (1499) | Won 2-0 | +181518 |
| 4extended | 140 | van Riet, Luis (1659) | Lost 1-2 | -151503 |
| 5extended | 228 | Huisman, Peter (1502) | Won 2-0 | +181521 |
| 6extended | 189 | Lutz, Kjell (1486) | Lost 0-2 | -191502 |
| average opponent: 1527record: 3-3 | new rating: 1502 | |||