Sanctioned Matchup Predictor
Ron Guo vs Jana Vollmert
Past Head-to-Head Rubbers (1)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Ron Guo | def. | Jana Vollmert | -9,6,-9,7,9 | 2015 Spring Premier W10 (2015-10-24) | +10 |