Wierenga, Jack
Current rating: 1543
Record: 5-3
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 199 | Tranter, Matthew (1517) | Lost 0-2 | -181482 |
| 3block | 18 | Caskie, Constance (1500) | Lost 0-2 | -171465 |
| 4block | 535 | Kalter, Chris (1496) | Won 2-1 | +181483 |
| 5block | 334 | Willis, Paul (1593) | Won 2-1 | +201503 |
| 6block | 283 | Ghini, Davide (1555) | Won 2-1 | +191522 |
| 7block | 212 | Jones, Eamonn (1542) | Won 2-1 | +191541 |
| 8block | 170 | Ross, Edward (1743) | Won 2-1 | +211562 |
| 9block | 78 | Mochan, Levi (1484) | Lost 1-2 | -191543 |
| average opponent: 1554record: 5-3 | new rating: 1543 | |||