Underwood, David
Current rating: 1481
Record: 1-2
| Grand Prix Kansas City 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 87 | Smith, Robert (1500) | Lost 0-0 | -181482 |
| 5extended | 107 | Lee, Sei Jin (1482) | Won 0-0 | +181500 |
| 6extended | 77 | Jensen, Cory (1464) | Lost 0-0 | -191481 |
| average opponent: 1482record: 1-2 | new rating: 1481 | |||