Columbano, Alessandro
Current rating: 1483
Record: 2-3-1
| Grand Prix Florence 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 143 | Mozer, Zvonimir (1500) | Won 2-0 | +181518 |
| 2extended | 13 | Gyger, Sebastien (1462) | Won 2-1 | +171535 |
| 3extended | 22 | Laur, Pierre-Alain (1627) | Lost 0-2 | -161519 |
| 4extended | 74 | Bortolussi, Giorgio (1549) | Draw 1-1 | 01519 |
| 5extended | 106 | Dudik, Martin (1518) | Lost 0-2 | -181501 |
| 6extended | 153 | Robbiano, Mattia (1481) | Lost 1-2 | -181483 |
| average opponent: 1523record: 2-3-1 | new rating: 1483 | |||