Demol, Ken
Current rating: 1460
Record: 18-22-3
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 551 | Cuperus, Jesper (1500) | Lost 0-2 | -191497 |
| 2sealed | 600 | England, Marc (1475) | Lost 0-2 | -181479 |
| 3sealed | 696 | Alvarez Cobo, Fernando (1484) | Lost 1-2 | -181461 |
| 4sealed | 672 | Le Drogoff, Yves-Marie (1442) | Won 2-0 | +181479 |
| 5sealed | 578 | De La Paz Cabrera, Joaquin (1520) | Lost 0-2 | -171462 |
| 6sealed | 503 | Gottsbacher, Florian (1449) | Won 2-0 | +171479 |
| 7sealed | 402 | Jelinek, Jan (1392) | Draw 1-1 | -11478 |
| 8sealed | 339 | Lee, Kriz Hyun-Young (1490) | Lost 0-2 | -181460 |
| top | average opponent: 1469record: 2-5-1 | new rating: 1460 | ||
| Grand Prix Copenhagen 2015 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 209 | Iversen, Anders E (1500) | Won 2-1 | +181484 |
| 2modern | 105 | Bork, Thomas (1810) | Won 2-0 | +241508 |
| 3modern | 87 | Esser, Ralph (1380) | Won 2-0 | +161524 |
| 4modern | 147 | Nielsen, Rune (1473) | Won 2-0 | +171541 |
| 5modern | 61 | Kleisinger, Peter (1502) | Won 2-0 | +171558 |
| 6modern | 16 | Mattens, Micky (1622) | Lost 1-2 | -171541 |
| 7modern | 30 | van den Bogaard, Ricardo (1767) | Lost 0-2 | -141527 |
| 8modern | 73 | Choca, Joao (1755) | Draw 1-1 | +41531 |
| 9modern | 130 | Hansen, Lasse Bo (1667) | Lost 1-2 | -151516 |
| top | average opponent: 1608record: 5-3-1 | new rating: 1516 | ||
| Grand Prix Madrid 2014 (modern) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 244 | Plente, Luis (1500) | Won 2-1 | +191455 |
| 2modern | 728 | Rosales, Randy (1554) | Lost 1-2 | -161439 |
| 3modern | 612 | Pereira, David (1635) | Won 2-0 | +211460 |
| 4modern | 274 | Gameiro, Kevin-Romain (1506) | Lost 1-2 | -171443 |
| 5modern | 723 | Brolin, Nisse (1543) | Won 2-0 | +201463 |
| 6modern | 343 | Simon Calixto, David (1519) | Lost 0-2 | -171446 |
| 7modern | 548 | Dias Lopes, Tiago Joel (1473) | Lost 1-2 | -181428 |
| 8modern | 480 | Quiros, Rafael (1464) | Won 2-0 | +191447 |
| 9modern | 338 | Bondon, Pierre (1486) | Won 2-1 | +191466 |
| top | average opponent: 1520record: 5-4 | new rating: 1466 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 438 | Labe, Fabrice (1457) | Draw 1-1 | 01449 |
| 2modern | 386 | van Oene, Cedric (1463) | Won 2-0 | +181467 |
| 3modern | 347 | Belin, Benoit (1484) | Lost 0-2 | -181449 |
| 4modern | 528 | Schermer, Duncan (1528) | Lost 1-2 | -161433 |
| 5modern | 636 | Raeke, Thomas (1467) | Won 2-1 | +191452 |
| 6modern | 497 | Locoge, David (1562) | Lost 1-2 | -161436 |
| top | average opponent: 1493record: 2-3-1 | new rating: 1436 | ||
| Grand Prix Rotterdam 2009 (CON limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 584 | Eulaers, Wannes (1542) | Won 2-0 | +191498 |
| 2sealed | 498 | Cadier, Ron (1647) | Lost 1-2 | -151483 |
| 3sealed | 577 | Gruson, Pierre (1420) | Lost 1-2 | -191464 |
| 4sealed | 651 | Becks, Tim (1481) | Won 2-1 | +181482 |
| 5sealed | 566 | Thil, Stephane (1617) | Lost 1-2 | -151467 |
| 6sealed | 583 | Simioni, Tanguy (1480) | Lost 1-2 | -181449 |
| top | average opponent: 1531record: 2-4 | new rating: 1449 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 23 | Pinchon, Mathieu (1394) | Lost 0-2 | -201480 |
| 2sealed | 287 | Enerstvedt, Gerhard (1455) | Lost 0-2 | -181462 |
| 3sealed | 305 | Michaux, Jeremy (1463) | Won 2-1 | +181480 |
| 4sealed | 247 | Mior, Danial Z (1482) | Won 2-0 | +181498 |
| 5sealed | 189 | Wolf, Manuel (1463) | Lost 0-2 | -191479 |
| top | average opponent: 1451record: 2-3 | new rating: 1479 | ||