Ben Jaafar, Mehdi
Current rating: 1557
Record: 8-6
| Grand Prix Warsaw 2014 (JOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 238 | Scibor-Rylski, Michal (1485) | Won 2-0 | +181518 |
| 2sealed | 21 | Renner, Mark (1604) | Won 2-0 | +191537 |
| 3sealed | 133 | Krumpholc, Jan (1614) | Lost 1-2 | -161521 |
| 4sealed | 289 | Kaarls, Leonard (1475) | Won 2-1 | +171538 |
| 5sealed | 72 | van Alphen, Pascal (1550) | Won 2-0 | +181556 |
| 6sealed | 106 | Boudaoud, Hakim (1705) | Won 2-1 | +211577 |
| 7sealed | 82 | Bajerowicz, Adam (1632) | Lost 0-0 | -171560 |
| 8sealed | 184 | Dopazo, Xose (1387) | Won 2-1 | +151575 |
| 9sealed | 81 | Steinaa, Peter (1845) | Won 2-0 | +221597 |
| 10draft | 13 | Przekora, Lukas (1791) | Won 2-1 | +221619 |
| 11draft | 2 | Oberbek, Przemyslaw (1789) | Lost 0-2 | -151604 |
| 12draft | 30 | Kupinski, Krzysztof (1613) | Lost 1-2 | -181586 |
| 14draft | 10 | Giusti, Emanuele (1978) | Lost 1-2 | -111575 |
| 15draft | 48 | Verner, Lukas (1555) | Lost 1-2 | -181557 |
| average opponent: 1645record: 8-6 | new rating: 1557 | |||