Rizzo, Giovanni
Current rating: 1717 (#5482)
Record: 29-17
| Grand Prix Turin 2006 (DIS limited) | starting rating: 1631 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 98 | Kopfli, Hugo (1532) | Lost 0-2 | -201611 |
| 2sealed | 258 | Nielsen, Jan (1462) | Won 2-0 | +161627 |
| 3sealed | 227 | Terrenghi, Mauro (1497) | Won 2-1 | +151642 |
| 4sealed | 142 | Alfieri, Daniela (1521) | Won 2-0 | +161658 |
| 5sealed | 56 | Padovani, Fabio (1521) | Won 2-0 | +151673 |
| 6sealed | 75 | Ottati, Domingo (1858) | Won 2-0 | +221695 |
| 7sealed | 33 | Blumenthal, Uriel (1566) | Won 2-0 | +151710 |
| 8sealed | 27 | Al-Bacha, Wesimo (1945) | Lost 0-2 | -131697 |
| 9sealed | 38 | Tuduri, Ricard (1809) | Won 2-1 | +201717 |
| top | average opponent: 1635record: 7-2 | new rating: 1717 | ||
| Grand Prix Bologna 2005 (SOK limited) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 15 | Ricci, Paolo (1517) | Lost 1-2 | -211648 |
| 3sealed | 141 | Marciniszyn, Michal (1680) | Lost 0-2 | -171631 |
| top | average opponent: 1598record: 0-2 | new rating: 1631 | ||
| Grand Prix Eindhoven 2005 (extended) | starting rating: 1678 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 18 | Marciniszyn, Michal (1528) | Lost 0-2 | -211657 |
| 3extended | 241 | Huisman, Peter (1499) | Won 2-1 | +151672 |
| 4extended | 179 | Utz, Kai (1582) | Won 2-0 | +161688 |
| 5extended | 109 | Gruber, Tobias (1733) | Won 2-1 | +191707 |
| 6extended | 102 | da Costa Cabral, Bernardo (1887) | Lost 1-2 | -151692 |
| 7extended | 120 | Juza, Martin (1752) | Lost 0-2 | -171675 |
| 8extended | 166 | Stefes, Martin (1523) | Won 2-0 | +161691 |
| 9extended | 99 | Czuprynski, Krystian (1496) | Lost 1-2 | -221669 |
| top | average opponent: 1625record: 4-4 | new rating: 1669 | ||
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 92 | Markos, Daniel (1500) | Won 2-0 | +171568 |
| 2sealed | 160 | Kreher, Christian (1544) | Won 2-0 | +181586 |
| 3sealed | 24 | Grabeus, Damian (1537) | Lost 1-2 | -191567 |
| 4sealed | 229 | Smrek, Juraj (1530) | Won 2-0 | +171584 |
| 5sealed | 64 | Papp, Zsolt (1525) | Won 2-0 | +171601 |
| 6sealed | 73 | Kubicza, Gunter (1506) | Won 2-1 | +171618 |
| 7sealed | 52 | Balogh, Andras (1686) | Won 2-1 | +191637 |
| 8sealed | 22 | Engleitner, Herbert (1676) | Won 2-0 | +191656 |
| 9sealed | 17 | Peschta, Christian (1593) | Won 2-1 | +161672 |
| 10rochester | 57 | Will, Robert (1821) | Won 2-1 | +211693 |
| 11rochester | 32 | Lysak, Zdenek (1798) | Lost 0-2 | -161677 |
| 12rochester | 21 | Juza, Martin (1759) | Lost 1-2 | -161661 |
| 13rochester | 38 | Tomelitsch, Patrick (1578) | Won 2-0 | +161677 |
| 14rochester | 2 | Grafensteiner, Tobias (1636) | Won 2-1 | +171694 |
| 15rochester | 15 | Klimes, Tomas (1764) | Lost 1-2 | -161678 |
| top | average opponent: 1630record: 11-4 | new rating: 1678 | ||
| Grand Prix Rimini 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 51 | Garofalo, Alessio (1595) | Won 2-0 | +201520 |
| 5block | 37 | Praloran, Augusto (1554) | Won 2-0 | +181538 |
| 6block | 2 | Paiano, Daniele (1541) | Won 2-1 | +181556 |
| 7block | 9 | Bolognesi, Niccolo (1580) | Lost 0-2 | -171539 |
| 8block | 10 | Di Capua, Alessandro (1589) | Lost 0-2 | -171522 |
| 9block | 40 | Cajka, Libor (1607) | Won 2-1 | +191541 |
| 10block | 28 | Jankowski, Szymon (1562) | Lost 0-2 | -171524 |
| 11block | 29 | Nai, Enrico (1576) | Won 2-0 | +191543 |
| 12block | 21 | Barbero, Jose (1928) | Lost 0-2 | -121531 |
| 13block | 26 | Borello, Fabio (1475) | Lost 1-2 | -191512 |
| 14block | 28 | Vegna, Alessandro (1652) | Won 2-0 | +211533 |
| 15block | 24 | Kreher, Christian (1563) | Won 2-1 | +181551 |
| top | average opponent: 1602record: 7-5 | new rating: 1551 | ||