De Graaf, Hans
Current rating: 1450
Record: 4-7
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 14 | Silva-Lundgren, Noel (1465) | Won 0-0 | +181501 |
| 2standard | 382 | De Roo, Tom (1514) | Won 0-0 | +181519 |
| 3standard | 413 | Papadakis, Vasilis (1518) | Lost 1-2 | -181501 |
| 4standard | 597 | Langer, Tim (1519) | Lost 0-2 | -181483 |
| 5standard | 612 | Arushanyan, Arsen (1474) | Lost 0-2 | -181465 |
| 6standard | 687 | Joelsson, Fredrik (1635) | Lost 0-2 | -151450 |
| average opponent: 1521record: 2-4 | new rating: 1450 | |||
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 102 | Idema, Marnix (1500) | Lost 0-2 | -181482 |
| 2standard | 381 | Hyldkrog, Rune Skjold (1623) | Won 2-0 | +211503 |
| 3standard | 423 | Neri, Antonio (1463) | Won 2-0 | +171520 |
| 4standard | 234 | De Backer, Edwin (1486) | Lost 0-2 | -191501 |
| 5standard | 424 | Heyna, Patrick (1502) | Lost 0-2 | -181483 |
| average opponent: 1515record: 2-3 | new rating: 1483 | |||