Willemaerts, Sam
Current rating: 1325
| Grand Prix Antwerp 2013 (modern) | starting rating: 1317 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 130 | Hislop, Grant (1461) | Lost 0-2 | -151302 |
| 2modern | 561 | Van Horenbeeck, Michae (1484) | Won 2-0 | +211323 |
| 3modern | 477 | De Gruyter, Johan (1500) | Won 2-0 | +211344 |
| 4modern | 283 | Wageningen, Mathijs (1761) | Lost 1-2 | -111333 |
| 5modern | 511 | Van Volsem, Geert (1461) | Lost 1-2 | -151318 |
| 6modern | 610 | Antoniou, Daniel (1601) | Lost 0-2 | -131305 |
| 7modern | 505 | van Duin, Anna Colette (1451) | Won 2-1 | +201325 |
| top | average opponent: 1531record: 3-4 | new rating: 1325 | ||
| Grand Prix Ghent 2012 (legacy) | starting rating: 1376 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 653 | Shum, Edmund (1421) | Lost 1-2 | -171359 |
| 3legacy | 740 | Campanario, Israel (1435) | Lost 1-2 | -161343 |
| 4legacy | 869 | Junion, Cedric (1394) | Won 2-1 | +191362 |
| 5legacy | 837 | Meyers, Vincent (1414) | Lost 0-2 | -171345 |
| 6legacy | 833 | Reimche, Wadim (1491) | Lost 1-2 | -161329 |
| 7legacy | 823 | Corwood, James (1401) | Won 2-0 | +201349 |
| 8legacy | 781 | Stephens, Martin (1478) | Lost 0-2 | -161333 |
| 9legacy | 760 | Jensen, Stefan (1459) | Lost 0-2 | -161317 |
| top | average opponent: 1437record: 2-6 | new rating: 1317 | ||
| Grand Prix Lille 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 658 | Boskaljon, Willem (1640) | Lost 0-2 | -151485 |
| 3standard | 655 | Pieters, Yorick (1568) | Lost 1-2 | -171468 |
| 4standard | 818 | Hanner, David (1480) | Lost 1-2 | -181450 |
| 5standard | 842 | Lavaud, Xavier (1380) | Lost 0-2 | -191431 |
| 6standard | 813 | Breviglieri, Massimo (1453) | Lost 1-2 | -181413 |
| 7standard | 800 | Hinfray, Olivier (1319) | Lost 0-2 | -191394 |
| 8standard | 770 | Timmins, Guillaume (1438) | Lost 1-2 | -181376 |
| top | average opponent: 1468record: 0-7 | new rating: 1376 | ||