Kotlyar, Bogdan
Current rating: 1454
Record: 18-24
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 360 | Zeggio, Riccardo (1565) | Won 2-1 | +201479 |
| 4sealed | 83 | Warembourg, Romain (1439) | Won 2-1 | +171496 |
| 5sealed | 87 | Aristov, Boris (1856) | Lost 0-2 | -121484 |
| 6sealed | 179 | Baranov, Anton (1581) | Lost 0-2 | -161468 |
| 7sealed | 317 | Stadler, Jan (1659) | Lost 0-2 | -141454 |
| top | average opponent: 1620record: 2-3 | new rating: 1454 | ||
| Grand Prix Lyon 2018 (modern) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 27 | Longo, Alessandro (1531) | Lost 0-2 | -161434 |
| 4modern | 364 | Migom, Willem (1548) | Won 2-0 | +201454 |
| 5modern | 408 | Bossy, Gaetan (1536) | Lost 0-0 | -171437 |
| 6modern | 497 | Paul, Massiot (1505) | Won 2-0 | +191456 |
| 7modern | 295 | Alaoui, Ilyas (1519) | Lost 1-2 | -161440 |
| 8modern | 398 | Robaldo, Piermario (1517) | Won 2-1 | +191459 |
| top | average opponent: 1526record: 3-3 | new rating: 1459 | ||
| Grand Prix Prague 2017 (AER limited) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 144 | Bartos, Martin (1549) | Lost 0-2 | -161411 |
| 3sealed | 467 | Hegedus, Krisztian (1505) | Won 2-0 | +201431 |
| 4sealed | 452 | Von Kietzell, Johannes (1528) | Lost 1-2 | -161415 |
| 5sealed | 744 | Dauzat, Emmanuel (1695) | Lost 1-2 | -131402 |
| 6sealed | 727 | Florent, Lucas (1850) | Lost 1-2 | -101392 |
| 7sealed | 700 | Kirkebo, Erlend (1471) | Won 2-1 | +191411 |
| 8sealed | 602 | Gunness, Ashley (1484) | Won 2-1 | +191430 |
| 9sealed | 447 | Pestov, Eugene (1527) | Won 2-0 | +201450 |
| top | average opponent: 1576record: 4-4 | new rating: 1450 | ||
| Grand Prix Lille 2016 (modern) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 125 | Story, Sidney (1407) | Lost 0-2 | -181398 |
| 3modern | 642 | Ruppenthal, Bastian (1484) | Lost 1-2 | -171381 |
| 4modern | 660 | Lutz, Manuel (1416) | Lost 1-2 | -171364 |
| 5modern | 761 | Ruiz, Natalia (1342) | Won 2-1 | +181382 |
| 6modern | 655 | Duroy, Maxence (1590) | Lost 1-2 | -151367 |
| 7modern | 686 | Kelis, Etienne (1465) | Won 2-0 | +201387 |
| 8modern | 553 | Mateu Soler, Isaac (1517) | Won 2-1 | +211408 |
| 9modern | 445 | Vanderrusten, Eric (1503) | Won 2-1 | +191427 |
| top | average opponent: 1466record: 4-4 | new rating: 1427 | ||
| Grand Prix Bologna 2016 (modern) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 88 | Ballarini, Piero (1500) | Lost 1-2 | -171448 |
| 2modern | 718 | Petrovic, Rene (1652) | Lost 1-2 | -141434 |
| 3modern | 1031 | Wannefried, Mario (1275) | Lost 1-2 | -211413 |
| 4modern | 1065 | Fedi, Alessandro (1497) | Lost 0-2 | -171396 |
| 5modern | 1033 | Salvador, Remi (1395) | Lost 0-2 | -181378 |
| 6modern | 1003 | Comandini, Paolo (1384) | Lost 0-2 | -181360 |
| 7modern | 925 | Braun, Jason (1392) | Won 2-0 | +191379 |
| 8modern | 829 | Magazzini, Marta (1409) | Won 2-0 | +181397 |
| 9modern | 728 | Camerada, Paolo (1432) | Won 2-0 | +191416 |
| top | average opponent: 1437record: 3-6 | new rating: 1416 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2008 | Van Der Kemp, Henk-Jan (1453) | Won 2-1 | +171517 |
| 2sealed | 2046 | Miller, Jan (1627) | Lost 0-2 | -161501 |
| 3sealed | 2267 | W.Fosstvedt, Kai- (1499) | Won 2-0 | +181519 |
| 4sealed | 2154 | Pinto, Antonio (1537) | Lost 0-2 | -181501 |
| 5sealed | 2277 | Prokopovic, Marek (1491) | Lost 1-2 | -181483 |
| 6sealed | 2289 | Slokkers, Sebastiaan (1482) | Lost 1-2 | -181465 |
| top | average opponent: 1515record: 2-4 | new rating: 1465 | ||