Katerina Siniakova defeated Eugenie Bouchard 6-3 3-6 6-2 in the US Open round of 128 on hard. The result followed the form book — Katerina Siniakova came in ranked #53, defending last year's round of 128.
Siniakova K. came through in three sets.
Siniakova K. and Bouchard E. faced 4 of the same opponents in the last 12 months. Siniakova K. went 0–5 (0%) against them, Bouchard E. 2–5 (29%). Bouchard E. came out better against 2 of 4 comparable opponents, Siniakova K. against 0.
Only 4 common opponents — small sample, treat as indicative.