Lefevre, Jean-Frederic
Current rating: 1479
Record: 11-12-2
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 911 | Florea, Dan (1554) | Draw 1-1 | +11494 |
| 2sealed | 930 | Becker, Dominik (1503) | Won 2-1 | +191513 |
| 3sealed | 913 | Borek, Ales (1679) | Lost 1-2 | -151498 |
| 4sealed | 1013 | Chan-Im, Jonathan (1483) | Lost 0-2 | -191479 |
| top | average opponent: 1555record: 1-2-1 | new rating: 1479 | ||
| Grand Prix Prague 2014 (modern) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 7 | Schmittbuettner, Bernd (1477) | Lost 1-2 | -191513 |
| 4modern | 294 | Rigolet, Thibault (1412) | Lost 0-2 | -201493 |
| 5modern | 499 | Francini, Roberto (1536) | Won 2-1 | +191512 |
| 6modern | 356 | Schrenk, Adrian Johann (1475) | Lost 0-2 | -191493 |
| top | average opponent: 1475record: 1-3 | new rating: 1493 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 21 | Lepetit, Doriane (1500) | Lost 1-2 | -191538 |
| 2modern | 482 | Paalvast, Mike (1482) | Won 2-1 | +171555 |
| 3modern | 388 | Cavanna, Emanuele (1400) | Won 2-0 | +161571 |
| 4modern | 371 | Sikora, Mateusz (1468) | Lost 1-2 | -201551 |
| 5modern | 616 | Hage, Matthieu (1510) | Lost 1-2 | -191532 |
| top | average opponent: 1472record: 2-3 | new rating: 1532 | ||
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 29 | Lajs, Martin (1412) | Lost 0-2 | -191461 |
| 2standard | 275 | Troska, Jakub (1482) | Lost 0-2 | -181443 |
| 3standard | 377 | Misa, Marek (1465) | Draw 1-1 | +11444 |
| 4standard | 466 | Rutkowski, Tomasz (1466) | Won 2-0 | +181462 |
| 5standard | 420 | Scibor-Rylski, Michal (1480) | Won 2-1 | +181480 |
| 6standard | 349 | Tarnowski, Rafal (1496) | Won 2-1 | +191499 |
| 7standard | 260 | Poroszkai, Laszlo (1604) | Won 2-1 | +191518 |
| 8standard | 363 | Korolev, Yuri (1493) | Won 2-0 | +181536 |
| 9standard | 127 | Kotrla, Jan (1730) | Won 1-0 | +211557 |
| top | average opponent: 1514record: 6-2-1 | new rating: 1557 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 368 | Juchli, Louis (1500) | Won 2-0 | +181518 |
| 2legacy | 89 | Mund, Benjamin (1482) | Lost 1-2 | -191499 |
| 3legacy | 228 | Rolle, Christian (1423) | Lost 0-0 | -191480 |
| top | average opponent: 1468record: 1-2 | new rating: 1480 | ||