Demaio, Giovanni
Current rating: 1489
Record: 17-19
| Grand Prix Rimini 2013 (M14 limited) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 93 | Merchat, Geoffrey (1500) | Lost 1-2 | -191508 |
| 2sealed | 270 | Skubic, Jana (1482) | Won 2-0 | +181526 |
| 3sealed | 275 | Lemos, Pedro (1472) | Lost 1-2 | -191507 |
| 4sealed | 398 | Cislaghi, Andrea (1513) | Lost 0-2 | -181489 |
| top | average opponent: 1492record: 1-3 | new rating: 1489 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 606 | Palmer, Ben (1503) | Won 2-1 | +191484 |
| 2sealed | 129 | Perbet, Guillaume (1827) | Lost 1-2 | -121472 |
| 3sealed | 379 | Pashley, Stephen (1392) | Won 2-1 | +171489 |
| 4sealed | 292 | Binder, Patrick (1491) | Won 2-0 | +181507 |
| 5sealed | 416 | Sampaolesi, Bernardo (1539) | Lost 1-2 | -181489 |
| 6sealed | 442 | Trai, Tony (1518) | Won 2-1 | +191508 |
| 7sealed | 370 | Cogbill, James (1540) | Won 2-0 | +181526 |
| 8sealed | 107 | Dincoglu, Serhan (1511) | Won 2-1 | +181544 |
| 9sealed | 70 | Montuelle, Guy (1571) | Lost 0-2 | -171527 |
| top | average opponent: 1544record: 6-3 | new rating: 1527 | ||
| Grand Prix Turin 2012 (modern) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 580 | Cassina, Tiziano (1471) | Won 2-1 | +191473 |
| 3modern | 511 | Robin, Yann (1522) | Lost 0-2 | -181455 |
| 4modern | 695 | Brescianini, Omar (1519) | Lost 1-2 | -161439 |
| 5modern | 708 | Valenti, Ezio (1601) | Lost 1-2 | -151424 |
| 6modern | 578 | Dauppe, Claudia (1420) | Won 2-1 | +171441 |
| 7modern | 668 | Marziali, Riccardo (1480) | Won 2-0 | +191460 |
| 8modern | 635 | Wieser, Dominik (1687) | Lost 0-2 | -141446 |
| 9modern | 631 | Wilks, John-Joseph (1512) | Won 2-0 | +191465 |
| top | average opponent: 1527record: 4-4 | new rating: 1465 | ||
| Grand Prix Madrid 2012 (DKA limited) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 697 | Saval Marhuenda, Alberto (1527) | Lost 1-2 | -171472 |
| 3sealed | 769 | Lamesch, Matthias (1562) | Lost 0-2 | -161456 |
| 4sealed | 871 | Calero, Antonio (1475) | Won 2-1 | +181474 |
| 5sealed | 839 | Vamich, Andrii (1386) | Lost 1-2 | -201454 |
| top | average opponent: 1488record: 1-3 | new rating: 1454 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1205 | Hensen, Stijn (1462) | Won 2-0 | +171527 |
| 2sealed | 1054 | Diogo, Fernando (1519) | Lost 1-2 | -181509 |
| 3sealed | 1204 | Sertillanges, Xavier (1442) | Lost 0-2 | -191490 |
| 4sealed | 1274 | Vergnol, Eric H (1481) | Won 2-0 | +171507 |
| 5sealed | 1229 | Demangeon, Romain (1494) | Lost 0-2 | -181489 |
| top | average opponent: 1480record: 2-3 | new rating: 1489 | ||
| Grand Prix Florence 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 133 | Busson, Etienne (1556) | Lost 1-2 | -171483 |
| 3sealed | 152 | Chassot, Philippe (1509) | Won 2-0 | +181501 |
| 4sealed | 131 | Harding, Oyvind (1829) | Won 2-1 | +241525 |
| 5sealed | 112 | Costantini, Andre 8412 (1537) | Lost 1-2 | -181507 |
| 6sealed | 107 | Paci, Claudio (1486) | Won 2-1 | +181525 |
| 7sealed | 117 | Tscharner, Beat (1674) | Lost 0-2 | -151510 |
| top | average opponent: 1598record: 3-3 | new rating: 1510 | ||