Pietri, Lorenzo
Current rating: 1494
| Grand Prix Prague 2017 (AER limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 281 | Otsuka, Yohei (1566) | Lost 0-2 | -181516 |
| 2sealed | 727 | Hoyer, Michel (1441) | Lost 0-2 | -191497 |
| 3sealed | 851 | Rocher, Gertraud (1401) | Won 2-0 | +161513 |
| 4sealed | 894 | Botzenhardt, Florian (1461) | Lost 1-2 | -191494 |
| top | average opponent: 1467record: 1-3 | new rating: 1494 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 257 | Kornmayer, Dominik (1526) | Won 2-1 | +181534 |
| 2sealed | 77 | Barcaville, Gael (1549) | Draw 1-1 | 01534 |
| 3sealed | 95 | Sguaitamatti, Fabrizio (1534) | Lost 0-2 | -181516 |
| 4sealed | 314 | Laine, Fabien (1622) | Lost 0-2 | -161500 |
| 5sealed | 373 | Fovet, Sylvain (1415) | Won 2-0 | +161516 |
| 6sealed | 286 | Waelkens, Wim (1471) | Won 2-1 | +181534 |
| top | average opponent: 1520record: 3-2-1 | new rating: 1534 | ||
| Grand Prix Florence 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 624 | Lamesch, Matthias (1555) | Lost 1-2 | -171483 |
| 2sealed | 716 | Flauss, Elisabeth (1363) | Won 2-0 | +161499 |
| 3sealed | 692 | Dogana, Marco (1501) | Lost 1-2 | -181481 |
| 4sealed | 757 | Nasini, Giovanni (1481) | Won 2-0 | +181499 |
| 5sealed | 709 | Vitali, Massimiliano (1501) | Won 2-0 | +181517 |
| 6sealed | 635 | Markos, Daniel (1444) | Won 2-0 | +171534 |
| 7sealed | 621 | Tardiani, Mattia (1535) | Lost 0-2 | -181516 |
| top | average opponent: 1483record: 4-3 | new rating: 1516 | ||