Demont, Yann
Current rating: 1355
| Grand Prix Krakow 2019 (M20 limited) | starting rating: 1375 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 465 | Arabski, Krzysztof (1449) | Lost 0-2 | -171358 |
| 2sealed | 561 | Widuch, Piotr (1623) | Won 2-0 | +231381 |
| 3sealed | 296 | Mueller, Liam (1499) | Lost 0-2 | -161365 |
| 4sealed | 394 | Pham, Hoang (1527) | Won 2-0 | +211386 |
| 5sealed | 226 | Dolmatov, Dmitry (1462) | Lost 0-1 | -171369 |
| 6sealed | 318 | Campbell, Gary (1273) | Won 1-0 | +171386 |
| 7sealed | 378 | Gierszon, Blazej (1454) | Lost 0-2 | -171369 |
| 8sealed | 402 | Zlotoiabko, Boris (1613) | Lost 0-2 | -141355 |
| top | average opponent: 1488record: 3-5 | new rating: 1355 | ||
| Grand Prix London 2019 (WAR sealed) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| C1sealed | 195 | Hinch, Leeanne (1414) | Lost 0-2 | -181390 |
| C2sealed | 295 | van Brussel, Mark (1371) | Won 2-1 | +181408 |
| C3sealed | 127 | Wickham, Charles (1666) | Lost 0-2 | -131395 |
| C4sealed | 245 | Trendall, Tim (1298) | Lost 0-2 | -201375 |
| top | average opponent: 1437record: 1-3 | new rating: 1375 | ||
| Grand Prix Warsaw 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 335 | Fankhanel, Joshua (1500) | Lost 0-2 | -181482 |
| 2sealed | 483 | Cogan, Mark (1270) | Lost 1-2 | -221460 |
| 3sealed | 882 | Spotti, Andrea (1462) | Lost 0-2 | -181442 |
| 4sealed | 849 | Zapadka, Michal (1445) | Lost 1-2 | -181424 |
| 5sealed | 803 | Danczyszyn, Patryk (1429) | Lost 1-2 | -181406 |
| 6sealed | 710 | Filz, Sebastian (1436) | Lost 1-2 | -171389 |
| 8sealed | 524 | Hajek, Piotr (1458) | Won 2-0 | +191408 |
| top | average opponent: 1429record: 1-6 | new rating: 1408 | ||