Sanctioned Matchup Predictor
James Gurry vs Ken Bierwirth
Past Head-to-Head Rubbers (4)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| James Gurry | def. | Ken Bierwirth | 11,11,11 | Autumn 2009 week5 (2009-05-27) | +3 |
| James Gurry | def. | Ken Bierwirth | 8,9,4 | Autumn week5 2010 (2010-05-19) | +1 |
| James Gurry | def. | Ken Bierwirth | 6,8,1 | Autumn week10 2010 (2010-06-23) | 0 |
| James Gurry | def. | Ken Bierwirth | 8,8,-10,7 | Winter week5 2010 (2010-08-18) | 0 |