Nieves, Robert
Current rating: 1508
Record: 8-8-2
| Grand Prix Tampa Bay 2002 (TOR limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 25 | Messersmith, Tyler (1500) | Won 2-0 | +181527 |
| 2sealed | 65 | Vogt, Jason (1468) | Won 2-0 | +171544 |
| 3sealed | 50 | Blevins, Brian (1537) | Lost 0-2 | -181526 |
| 4sealed | 72 | De Michele, David (1516) | Draw 1-1 | 01526 |
| 5sealed | 104 | Mitchell, M. Hazen (1519) | Lost 0-2 | -181508 |
| top | average opponent: 1508record: 2-2-1 | new rating: 1508 | ||
| Grand Prix Rio de Janeiro 2001 (PLS limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 61 | Maeda, Lucio (1500) | Won 2-0 | +191466 |
| 2sealed | 25 | Da Silva, Marco Antonio (1518) | Won 2-0 | +191485 |
| 3sealed | 44 | Motta, Pedro (1536) | Lost 0-2 | -171468 |
| 4sealed | 67 | Madrid, Ignacio (1571) | Won 2-1 | +201488 |
| 5sealed | 32 | Salgado, Ricardo (1587) | Lost 1-2 | -161472 |
| 6sealed | 78 | Pessoa de Oliveira, Marcos H (1518) | Won 2-1 | +181490 |
| 7sealed | 34 | Elena, Jorge (1535) | Won 0-0 | +191509 |
| top | average opponent: 1538record: 5-2 | new rating: 1509 | ||
| Grand Prix Amsterdam 2001 (INV limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 205 | Riedl, Alexander (1500) | Draw 1-1 | +11465 |
| 2sealed | 174 | Kasel, Peter (1500) | Lost 1-2 | -181447 |
| 3sealed | 240 | LanginbYhl, Thomas (1482) | Won 2-0 | +191466 |
| 4sealed | 200 | Mechtersheimer, Thomas (1420) | Lost 0-2 | -191447 |
| top | average opponent: 1476record: 1-2-1 | new rating: 1447 | ||
| Grand Prix Buenos Aires 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 94 | Pereira, Ignacio (1500) | Lost 1-2 | -181482 |
| 2extended | 122 | Marcelo, Vinicius P (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1491record: 0-2 | new rating: 1464 | ||