Holzboog, Brock
Current rating: 1429
Record: 1-5
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 421 | Chen, Kuang (1707) | Lost 0-2 | -141486 |
| 2sealed | 471 | Narvaez Hurtado, Jose (1472) | Lost 1-2 | -191467 |
| 3sealed | 639 | Kirk, Bryan (1464) | Lost 0-2 | -181449 |
| 4sealed | 661 | G318, Kodo (1446) | Won 2-0 | +181467 |
| 5sealed | 548 | Johnson, Eric (1364) | Lost 0-2 | -201447 |
| 6sealed | 301 | Magnuson, Derek (1432) | Lost 0-2 | -181429 |
| average opponent: 1481record: 1-5 | new rating: 1429 | |||