Da Silveira Sampaio, Wellington
Current rating: 1451
Record: 1-4
| Grand Prix Porto Alegre 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 4 | Dias Granato, Bernardo (1575) | Lost 1-2 | -171483 |
| 4standard | 121 | Oliveira da Silva, Amair Fernando (1520) | Lost 0-2 | -171466 |
| 5standard | 205 | Sidnei Quadros De Oliveira, Antonio (1470) | Won 2-1 | +181484 |
| 6standard | 160 | Denardim, Henrique (1517) | Lost 1-2 | -171467 |
| 7standard | 190 | Fernandes, Patrick (1567) | Lost 0-2 | -161451 |
| average opponent: 1530record: 1-4 | new rating: 1451 | |||