Bednarz, Grzegorz
Current rating: 1503
Record: 4-4-1
| Grand Prix Warsaw 2013 (M14 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 128 | Rozycki, Krzysztof (1648) | Won 2-0 | +211521 |
| 2standard | 200 | Clouet, Yann (1649) | Lost 1-2 | -161505 |
| 3standard | 309 | Walli, Martin (1481) | Won 2-1 | +181523 |
| 4standard | 231 | Montenegro, Carlos Davi (1544) | Won 2-1 | +181541 |
| 5standard | 415 | Andersson, Eddie (1509) | Lost 1-2 | -191522 |
| 6standard | 195 | Borkowski, Robert (1476) | Lost 1-2 | -181504 |
| 7standard | 300 | Horecki, Marcin (1455) | Won 2-1 | +171521 |
| 8standard | 227 | Perrin, Maxence (1394) | Lost 0-2 | -211500 |
| 9standard | 272 | Vieren, Peter (1662) | Draw 1-1 | +31503 |
| average opponent: 1535record: 4-4-1 | new rating: 1503 | |||