Cools, Siegfried
Current rating: 1571
Record: 16-14-1
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 205 | Zuidberg, Matthijs (1500) | Won 0-0 | +181508 |
| 2standard | 13 | Rodriguez, Jose-Bert (1500) | Draw 0-0 | 01508 |
| 3standard | 453 | Delhaye, Gilles (1511) | Won 2-0 | +181526 |
| 4standard | 224 | Masson, Mathieu (1719) | Lost 0-2 | -141512 |
| 5standard | 426 | Van Den Berg, Anco (1441) | Won 2-0 | +161528 |
| 6standard | 272 | Manders, Mitchell (1791) | Won 2-0 | +231551 |
| 7standard | 177 | Prehn, Jon (1554) | Won 2-0 | +181569 |
| 8standard | 105 | Poroszkai, Laszlo (1617) | Won 2-0 | +191588 |
| 9standard | 47 | Ramiro Cano, Adrian (1672) | Lost 1-2 | -171571 |
| top | average opponent: 1590record: 6-2-1 | new rating: 1571 | ||
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Sauerborn, Nico (1500) | Lost 1-2 | -171449 |
| 2standard | 456 | Schrader-Schilkowsky, Yannick (1482) | Won 2-0 | +191468 |
| 3standard | 587 | De Staercke, Jimmy (1492) | Won 2-0 | +181486 |
| 4standard | 243 | Claes, Nick (1505) | Won 2-1 | +181504 |
| 5standard | 241 | White, Mike (1625) | Lost 0-2 | -151489 |
| 6standard | 383 | Gramespacher, Thomas (1388) | Lost 1-2 | -201469 |
| 7standard | 409 | Tocher, Joe (1496) | Won 2-1 | +181487 |
| 8standard | 264 | Willems, Gert (1645) | Lost 1-2 | -151472 |
| 9standard | 259 | Gruszczyk, Martin (1468) | Won 2-1 | +181490 |
| top | average opponent: 1511record: 5-4 | new rating: 1490 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 129 | Huber, Lionel (1460) | Lost 1-2 | -191494 |
| 3modern | 611 | Klein, Matthias (1426) | Lost 0-2 | -191475 |
| 4modern | 706 | Fruscio, Antoine (1416) | Won 2-1 | +171492 |
| 5modern | 529 | Heynen, Paul (1744) | Lost 1-2 | -141478 |
| 6modern | 521 | Sommen, Pierre (1898) | Lost 0-2 | -101468 |
| 7modern | 530 | Neuneier, Maximilian (1464) | Won 2-1 | +181486 |
| 8modern | 392 | Schafer, Benedikt (1413) | Lost 1-2 | -201466 |
| top | average opponent: 1546record: 2-5 | new rating: 1466 | ||
| Grand Prix Rimini 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 163 | van Leeuwen, Arjan (1623) | Lost 1-2 | -161484 |
| 5sealed | 271 | D'Innocenzo, Andrea (1670) | Won 2-0 | +221506 |
| 6sealed | 90 | Lopez-infantes, Raul (1587) | Won 2-1 | +191525 |
| 7sealed | 112 | Marinelli, Matteo (1573) | Lost 1-2 | -171508 |
| 8sealed | 144 | Rozakeas, Socrates (1609) | Lost 0-2 | -161492 |
| 9sealed | 193 | Tsarkov, Kirill (1685) | Won 2-0 | +211513 |
| top | average opponent: 1625record: 3-3 | new rating: 1513 | ||