Sanctioned Matchup Predictor
Alex Chang vs John Jackson
Past Head-to-Head Rubbers (3)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Alex Chang | def. | John Jackson | 3-1 | NTTC 2016 Spring Comp B Grade R5 (2016-09-19) | +6 |
| Alex Chang | def. | John Jackson | 3-0 | NTTC 2017 Autumn Comp C Grade R4 (2017-03-07) | +3 |
| Alex Chang | def. | John Jackson | 3-0 | NTTC 2017 Autumn Comp C Grade R9 (2017-04-10) | +3 |