Willemse, Bas
Current rating: 1560
Record: 17-15
| Grand Prix Prague 2018 (modern) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 115 | Wiek, Fabian (1552) | Lost 0-2 | -181548 |
| 2modern | 371 | David Rial, Marti (1458) | Won 2-0 | +161564 |
| 3modern | 527 | Kirsch, Christian (1528) | Won 2-1 | +171581 |
| 4modern | 500 | Schulze, Michael (1519) | Lost 0-2 | -191562 |
| 5modern | 452 | Aichinger, Dennis (1500) | Won 2-1 | +171579 |
| 6modern | 377 | Lind, Daniel (1547) | Lost 1-2 | -191560 |
| 7modern | 552 | Lachaud, Remy (1628) | Lost 1-2 | -161544 |
| 8modern | 500 | Urban, Martin (1479) | Won 2-0 | +161560 |
| top | average opponent: 1526record: 4-4 | new rating: 1560 | ||
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1618 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 136 | Strelau, Patrick (1500) | Won 2-0 | +161634 |
| 2standard | 57 | Sozzi, Stefano (1558) | Lost 1-2 | -201614 |
| 3standard | 402 | Mahnke, Mattheo (1538) | Lost 0-2 | -191595 |
| 4standard | 497 | Fieuw, Jose-Manuel (1481) | Lost 1-2 | -201575 |
| 5standard | 464 | Carino, Anthony (1521) | Won 2-0 | +171592 |
| 6standard | 407 | Arndt, Jochen (1428) | Lost 1-2 | -211571 |
| 7standard | 398 | Leydet, Cedric (1383) | Lost 1-2 | -221549 |
| 8standard | 383 | Hubertus, David (1461) | Won 2-1 | +171566 |
| top | average opponent: 1484record: 3-5 | new rating: 1566 | ||
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 328 | Wilkinson, Drew (1448) | Won 2-1 | +181501 |
| 2legacy | 75 | Simmonds, Alex (1758) | Won 2-0 | +221523 |
| 3legacy | 75 | Bousfield, Callum (1633) | Won 2-0 | +201543 |
| 4legacy | 75 | Anghelescu, Jonathan (1909) | Won 2-1 | +251568 |
| 5legacy | 75 | Badiali, Tommaso (1653) | Won 2-0 | +191587 |
| 6legacy | 44 | Catton, Rob (1857) | Won 2-1 | +231610 |
| 7legacy | 44 | Mengucci, Andrea (2153) | Won 2-0 | +271637 |
| 8legacy | 44 | Fishman, Grant (1626) | Lost 1-2 | -181619 |
| 9legacy | 5034 | Burnand, Dan (1910) | Lost 0-2 | -131606 |
| 10legacy | 5034 | Johnson, Daniel [ENG] (1573) | Won 2-0 | +171623 |
| 11legacy | 5034 | Fischer, Henrik (1616) | Won 2-1 | +181641 |
| 12legacy | 5034 | Kowalski, Grzegorz (2207) | Lost 0-2 | -81633 |
| 13legacy | 5034 | Tang, Duncan (1897) | Lost 0-2 | -141619 |
| 14legacy | 5034 | Miracca, Alessandro (1653) | Lost 0-2 | -171602 |
| 15legacy | 5034 | Kistler, Patrick (1481) | Won 2-1 | +161618 |
| top | average opponent: 1758record: 10-5 | new rating: 1618 | ||
| Grand Prix Warsaw 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 8 | Burger, Martin (1570) | Lost 0-2 | -171483 |
| top | record: 0-1 | new rating: 1483 | ||