Gewaltig, Oliver
Current rating: 1506
| Grand Prix Strasbourg 2007 (Time Spiral block) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 121 | Illig, Jerome (1474) | Lost 0-2 | -191509 |
| 2block | 232 | Marti, Patricia (1482) | Won 2-0 | +171526 |
| 3block | 154 | Schnick, Christian (1500) | Won 2-0 | +181544 |
| 4block | 149 | Verdoodt, Philip (1558) | Lost 0-2 | -181526 |
| 5block | 210 | Loyez, Cedric (1515) | Draw 1-1 | 01526 |
| 6block | 173 | Krejsa, Tomas (1451) | Lost 1-2 | -201506 |
| top | average opponent: 1497record: 2-3-1 | new rating: 1506 | ||
| Grand Prix Dortmund 2006 (GPT limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 145 | Jeremias, Andre (1556) | Won 2-1 | +191529 |
| 2sealed | 95 | Kelterbaum, Ludovic (1332) | Won 2-1 | +141543 |
| 3sealed | 65 | Krall, Stefan (1590) | Draw 1-1 | +11544 |
| 4sealed | 59 | Steinbach, Michael (1586) | Won 2-0 | +191563 |
| 5sealed | 29 | Breit, Bernhard (1623) | Lost 1-2 | -171546 |
| 6sealed | 60 | Jorissen, Ruben H (1492) | Lost 1-2 | -191527 |
| 7sealed | 100 | Collinet, Patrick (1560) | Lost 0-2 | -171510 |
| 8sealed | 96 | Freitag, Joachim (1514) | Won 2-1 | +181528 |
| top | average opponent: 1532record: 4-3-1 | new rating: 1528 | ||
| Grand Prix Hasselt 2006 (RAV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 28 | Gilis, Lucas (1500) | Won 2-1 | +181518 |
| 2sealed | 2 | Seck, David (1493) | Won 2-1 | +181536 |
| 3sealed | 14 | Tomelitsch, Patrick (1812) | Lost 1-2 | -141522 |
| 4sealed | 94 | Cravo, Daniel (1593) | Lost 0-2 | -161506 |
| 5sealed | 131 | Petriscak, Martin (1500) | Won 2-0 | +181524 |
| 6sealed | 105 | Ziegner, Mark (1766) | Lost 1-2 | -141510 |
| top | average opponent: 1611record: 3-3 | new rating: 1510 | ||