Polglase, Samuel
Current rating: 1442
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 189 | Mendonca, Justin (1453) | Won 2-0 | +181485 |
| 2standard | 122 | Blankenship, Kyle (1701) | Lost 1-2 | -141471 |
| 3standard | 308 | Towner, Andrew (1489) | Lost 1-2 | -181453 |
| 4standard | 365 | Novia, Steven (1596) | Lost 1-2 | -151438 |
| 5standard | 396 | Reese, Tyler (1463) | Won 2-1 | +181456 |
| 6standard | 350 | Siembor, Michael (1616) | Lost 0-2 | -151441 |
| 7standard | 289 | Purdy, Justin (1441) | Lost 1-2 | -181423 |
| 8standard | 261 | Gronachan, Patrick (1450) | Won 2-0 | +191442 |
| top | average opponent: 1526record: 3-5 | new rating: 1442 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 241 | Mitchell, Ben (1531) | Lost 0-2 | -181465 |
| 2standard | 362 | Phillips, Nicholas (1466) | Won 2-0 | +181483 |
| 3standard | 369 | Lau, Kevin (1437) | Lost 0-2 | -181465 |
| 4standard | 604 | Hafner, Chris (1466) | Lost 0-2 | -181447 |
| 5standard | 572 | Ankeny, Joshua (1464) | Won 2-1 | +181465 |
| 6standard | 538 | Ruse, Chris (1480) | Lost 0-2 | -181447 |
| 7standard | 489 | Sarhan, Nizar (1659) | Lost 1-2 | -141433 |
| 8standard | 466 | McLaughlin, Justin (1314) | Won 2-0 | +161449 |
| 9standard | 417 | Zhang, Minkang (1473) | Won 2-0 | +181467 |
| top | average opponent: 1477record: 4-5 | new rating: 1467 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 325 | Harvey, Alex (1469) | Lost 0-2 | -191481 |
| 2standard | 314 | Stephens, James (1429) | Won 2-1 | +171498 |
| 3standard | 412 | Davanzati, Marcus (1471) | Lost 1-2 | -181480 |
| 4standard | 507 | Au, Ryan (1479) | Lost 0-2 | -181462 |
| 5standard | 631 | Reed, Chris (1355) | Won 2-0 | +161478 |
| 6standard | 478 | Smith, Robert RC (1733) | Won 2-0 | +231501 |
| 7standard | 369 | Kimminau, Riley (1501) | Lost 0-2 | -181483 |
| 8standard | 405 | Webb, Houston (1491) | Won 2-0 | +181501 |
| 9standard | 328 | Pratt, Phil (1492) | Lost 1-2 | -181483 |
| top | average opponent: 1491record: 4-5 | new rating: 1483 | ||