De Sousa, Erico Tavares
Current rating: 1410
| Grand Prix Buenos Aires 2008 (SHM standard) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 149 | CARUGATI, IVO (1500) | Won 2-0 | +191460 |
| 2standard | 116 | Righetti, Nicolas (1552) | Lost 0-2 | -171443 |
| 3standard | 216 | Garcia, Martin (1563) | Lost 1-2 | -161427 |
| 4standard | 200 | Arcos, Ricardo (1483) | Lost 1-2 | -171410 |
| top | average opponent: 1525record: 1-3 | new rating: 1410 | ||
| Grand Prix Santiago 2001 (Invasion block) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 7 | Alarcon, Pedro (1518) | Draw 1-1 | +11475 |
| 3block | 53 | Vasquez Benitez, Andres (1518) | Lost 0-1 | -171458 |
| 4block | 90 | Jorquera, Nicolas (1501) | Lost 0-2 | -171441 |
| top | average opponent: 1512record: 0-2-1 | new rating: 1441 | ||
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 15 | Casatti, Vagner William (1500) | Won 2-0 | +181518 |
| 5sealed | 9 | Cintra, Osmin Jose (1578) | Won 2-1 | +191537 |
| 6sealed | 5 | Williams, David A (1854) | Lost 0-2 | -121525 |
| 7sealed | 7 | Britto, Romario (1541) | ID | 01525 |
| 8draft | 14 | Milito, Sandro (1556) | Lost 0-2 | -181507 |
| 9draft | 19 | Enjamio, Nicolas (1532) | Won 2-1 | +191526 |
| 10draft | 13 | Costa, Bruno Leandro de Oliv (1571) | Lost 1-2 | -171509 |
| 11draft | 24 | Marques, Pedro Cunha Canto (1534) | Lost 0-2 | -181491 |
| 12draft | 26 | Velucci Turco, Luis Guilherm (1554) | Lost 1-2 | -171474 |
| top | average opponent: 1580record: 3-5-1 | new rating: 1474 | ||