Wijntjes, George
Current rating: 1281
Record: 11-31
| Grand Prix Birmingham 2017 (modern) | starting rating: 1224 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 513 | Javaux, Antoine (1445) | Won 2-1 | +221246 |
| 2modern | 116 | Otte, Jasper (1613) | Lost 0-0 | -121234 |
| 3modern | 486 | Debuissy, Jeremy (1474) | Won 2-1 | +231257 |
| 4modern | 214 | Reguant Carreno, Victor (1492) | Won 2-1 | +221279 |
| 5modern | 310 | Chu, TC (1479) | Lost 0-2 | -151264 |
| 6modern | 471 | Dawson, Guy (1499) | Lost 1-2 | -131251 |
| 7modern | 527 | Hillmann, Alexander (1497) | Won 2-0 | +221273 |
| 8modern | 294 | Harasymiw, Mac (1449) | Lost 1-2 | -151258 |
| 9modern | 477 | Engelmann, Gregor (1507) | Won 2-0 | +231281 |
| top | average opponent: 1495record: 5-4 | new rating: 1281 | ||
| Grand Prix Beijing 2017 (AKH limited) | starting rating: 1217 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 138 | Liu, Qing (1500) | Lost 0-2 | -131204 |
| 2sealed | 312 | Cai, Jun Yan (1489) | Lost 0-2 | -131191 |
| 3sealed | 487 | Yang, Yichen (1463) | Won 2-1 | +231214 |
| 4sealed | 455 | Xie, Zikai (1481) | Lost 0-2 | -141200 |
| 5sealed | 447 | Lian, Zihan (1481) | Won 2-1 | +231223 |
| 6sealed | 344 | Wen, Zixiao (1465) | Won 2-0 | +231246 |
| 7sealed | 354 | Kelly, John-Paul (1845) | Lost 0-2 | -91237 |
| 8sealed | 345 | Hou, Shengwen (1486) | Lost 0-2 | -131224 |
| top | average opponent: 1526record: 3-5 | new rating: 1224 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1298 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 294 | Metters, Rhys (1570) | Lost 1-2 | -131285 |
| 2standard | 615 | Sloan, Martin (1462) | Lost 1-2 | -151270 |
| 3standard | 736 | Pearson, Zak (1467) | Lost 1-2 | -151255 |
| 4standard | 787 | Campbell, Tim [ENG] (1383) | Lost 1-2 | -151240 |
| 6standard | 696 | Rickner, Phil (1478) | Lost 1-2 | -141226 |
| 7standard | 615 | Rumack, Aj (1372) | Lost 1-2 | -151211 |
| 8standard | 540 | Telford, Richard (1409) | Lost 0-2 | -151196 |
| 9standard | 462 | Rose, Elliot (1330) | Won 2-0 | +211217 |
| top | average opponent: 1434record: 1-7 | new rating: 1217 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1344 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2150 | Rex, Fabian (1500) | Lost 0-2 | -151329 |
| 2sealed | 2265 | Devillers, Pierre (1456) | Lost 0-2 | -151314 |
| 3sealed | 2457 | Fides, Jakub (1435) | Lost 0-2 | -161298 |
| top | average opponent: 1464record: 0-3 | new rating: 1298 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1382 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 26 | Lehtinen, Max (1665) | Lost 0-2 | -131369 |
| 3standard | 290 | Anttila, Markku (1607) | Lost 0-2 | -131356 |
| 4standard | 425 | Metsaranta, Viktor (1484) | Lost 1-2 | -161340 |
| 5standard | 430 | Jarvisto, Jimmi (1463) | Won 2-0 | +201360 |
| 6standard | 113 | Stalarm, Thomas (1482) | Lost 0-2 | -161344 |
| top | average opponent: 1540record: 1-4 | new rating: 1344 | ||
| Grand Prix Gothenburg 2013 (DGM limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 296 | Hultin, Joel (1500) | Won 2-0 | +191447 |
| 2sealed | 224 | Utzon, Mads (1518) | Lost 0-2 | -161431 |
| 3sealed | 295 | Comte, Florian (1656) | Lost 0-2 | -141417 |
| 4sealed | 315 | Ohman, Joakim (1449) | Lost 0-2 | -181399 |
| 5sealed | 386 | Perssons, Edwin (1463) | Lost 0-2 | -171382 |
| top | average opponent: 1517record: 1-4 | new rating: 1382 | ||
| Grand Prix Malmo 2012 (AVR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 583 | Pihl, Martin (1500) | Lost 0-2 | -181482 |
| 2sealed | 658 | Blixt, Jonathan (1486) | Lost 1-2 | -181464 |
| 3sealed | 697 | Erichsen, Sebastian (1463) | Lost 1-2 | -181446 |
| 4sealed | 713 | Nordinge, Johan (1445) | Lost 0-2 | -181428 |
| top | average opponent: 1474record: 0-4 | new rating: 1428 | ||