Giancarlo Lemann,
Current rating: 1482
Record: 2-3
| Grand Prix Sao Paulo 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 147 | Lourenco, Edgard (1482) | Lost 0-2 | -181482 |
| 2standard | 243 | Saavedra, Pablo (1482) | Won 2-1 | +181500 |
| 3standard | 161 | Jefferson Handa, (1499) | Lost 1-2 | -181482 |
| 4standard | 228 | mauro de azevedo ribei, (1482) | Won 2-1 | +181500 |
| 5standard | 100 | Fehr, Gabriel (1499) | Lost 0-2 | -181482 |
| average opponent: 1489record: 2-3 | new rating: 1482 | |||