Van Seumeren, Bas
Current rating: 1432
Record: 3-7-1
| Grand Prix Birmingham 2017 (modern) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 209 | Carter, Ryan (1545) | Draw 1-1 | +11504 |
| 2modern | 423 | Escorihuela, Raul (1500) | Lost 0-0 | -191485 |
| 3modern | 721 | Notting, Wander (1553) | Lost 0-2 | -161469 |
| 4modern | 789 | Pook, Ash (1444) | Lost 0-2 | -191450 |
| 5modern | 802 | Smith, Robbie (1445) | Lost 0-2 | -181432 |
| average opponent: 1498record: 0-4-1 | new rating: 1432 | |||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 150 | De Fleurquin, Yannick (1500) | Lost 1-2 | -181482 |
| 2sealed | 490 | Venekamp, Tristan (1482) | Won 2-0 | +181500 |
| 3sealed | 398 | Landvatter, Matthias (1610) | Lost 0-2 | -161484 |
| 4sealed | 596 | Reichert, Florian (1484) | Won 2-0 | +181502 |
| 5sealed | 489 | Achard, Thibault (1527) | Won 2-1 | +181520 |
| 6sealed | 318 | van Santen, Sander (1536) | Lost 0-2 | -171503 |
| average opponent: 1523record: 3-3 | new rating: 1503 | |||