Gangwer, Ben
Current rating: 1450
Record: 4-7
| Grand Prix Chicago 2012 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 147 | Moore, Nick (1566) | Lost 0-2 | -161468 |
| 4modern | 280 | Pathirana, Madhushan (1484) | Lost 0-2 | -181450 |
| 5modern | 346 | Skulan, Nick (1500) | Won 2-1 | +191469 |
| 6modern | 306 | Cox, Doug H (1516) | Lost 0-2 | -171452 |
| 7modern | 288 | Williamson, Scott (1237) | Won 2-1 | +141466 |
| 8modern | 234 | Norton, Matt M (1598) | Lost 0-2 | -161450 |
| average opponent: 1484record: 2-4 | new rating: 1450 | |||
| Grand Prix Columbus 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 97 | Klice, Jason C (1500) | Won 2-1 | +181518 |
| 2modern | 17 | Rovinsky, Joey M (1518) | Won 2-0 | +181536 |
| 3modern | 62 | Lanigan, Mike (1648) | Lost 0-2 | -161520 |
| 4modern | 285 | Costisick, Troy (1520) | Lost 1-2 | -181502 |
| 5modern | 308 | lemus, jeanny (1499) | Lost 0-2 | -181484 |
| average opponent: 1537record: 2-3 | new rating: 1484 | |||