Sach, Robert
Current rating: 1488
Record: 3-4
| Grand Prix London 2019 (WAR sealed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| B1sealed | 1135 | Silva, David [PRT] (1473) | Won 2-0 | +181518 |
| B2sealed | 948 | Thorsboe Lundblad, Asger (1655) | Lost 0-2 | -161502 |
| B3sealed | 1041 | Adams, Olaf (1572) | Lost 0-2 | -171485 |
| D1sealed | 1195 | Bubb, Alexander (1500) | Lost 0-2 | -171468 |
| D2sealed | 1263 | Parkinson, Chris (1482) | Won 2-0 | +181486 |
| D3sealed | 1143 | Spurling, Josh (1488) | Won 2-1 | +181504 |
| D4sealed | 1120 | Lind, Daniel (1637) | Lost 0-2 | -161488 |
| average opponent: 1544record: 3-4 | new rating: 1488 | |||