Klein, Benjamin
Current rating: 1489
Record: 5-6
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Kimble, Richard (1500) | Won 2-0 | +181483 |
| 2sealed | 68 | Wilson, Joe (1482) | Won 2-0 | +181501 |
| 3sealed | 81 | Chaplin, Neal (1535) | Lost 1-2 | -171484 |
| 4sealed | 158 | LaBeau, Mike (1505) | Won 2-1 | +181502 |
| 5sealed | 148 | Smith, Justin (1694) | Lost 0-2 | -141488 |
| 6sealed | 143 | Beeton, James (1531) | Won 2-0 | +181506 |
| 7sealed | 143 | Rhodes, Brooks (1534) | Lost 0-2 | -171489 |
| average opponent: 1540record: 4-3 | new rating: 1489 | |||
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 44 | Woodward, Jake (1500) | Lost 0-2 | -181482 |
| 2sealed | 155 | Cifonelli, Adam (1481) | Won 2-0 | +181500 |
| 3sealed | 205 | Moynihan, Ed (1534) | Lost 0-1 | -171483 |
| 4sealed | 218 | BakerIII, Russell (1481) | Lost 0-2 | -181465 |
| average opponent: 1499record: 1-3 | new rating: 1465 | |||