Marnell, Benjamin
Current rating: 1471
Record: 3-5
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 234 | Reese, Tyler (1500) | Lost 0-2 | -181482 |
| 2standard | 300 | Holy III, David (1430) | Won 2-1 | +171499 |
| 3standard | 340 | Mrozek, Brian (1503) | Won 2-0 | +181517 |
| 4standard | 200 | Davis, Andrew N. (1518) | Lost 0-2 | -181499 |
| 5standard | 293 | Campana, Rubens (1956) | Lost 1-2 | -101489 |
| 6standard | 349 | Moazen-Sayad, Pedram (1550) | Lost 1-2 | -171472 |
| 7standard | 299 | Krause, Megan (1411) | Lost 0-2 | -191453 |
| 8standard | 262 | Thomas, Dennis (1442) | Won 2-0 | +181471 |
| average opponent: 1539record: 3-5 | new rating: 1471 | |||