Niedelman, Benjamin
Current rating: 1497
Record: 6-7-1
| Grand Prix Melbourne 2005 (extended) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 24 | Roe, Bridges (1480) | Draw 1-1 | -11535 |
| 2extended | 34 | Koh, Charles (1501) | Lost 1-2 | -191516 |
| 3extended | 45 | Donnelly, Katherine (1467) | Lost 1-2 | -191497 |
| average opponent: 1483record: 0-2-1 | new rating: 1497 | |||
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 16 | Green, David (1533) | Won 2-0 | +191519 |
| 5extended | 18 | Barnett, Stephen (1578) | Lost 0-2 | -171502 |
| 6extended | 28 | Goldman, Matt (1557) | Won 2-1 | +191521 |
| 7extended | 11 | Petersen, Bryan (1648) | Lost 1-2 | -161505 |
| 8extended | 27 | Kibler, Brian (1834) | Won 2-0 | +241529 |
| 9extended | 18 | Aitchison, Michael (1477) | Lost 1-2 | -191510 |
| 10extended | 26 | De Rosa, Antonino (1780) | Lost 1-2 | -131497 |
| 11extended | 30 | Meyer, Chad (1460) | Won 2-0 | +171514 |
| 12extended | 28 | Sinclair, Donald (1658) | Lost 0-2 | -151499 |
| 13extended | 29 | Scandora, Ty (1521) | Won 2-0 | +181517 |
| 14extended | 24 | Angulo, Enrique (1566) | Won 2-0 | +191536 |
| average opponent: 1601record: 6-5 | new rating: 1536 | |||