Vania King defeated Simona Halep 7-6 6-1 in the Montreal qualifying round of 16 on hard.
King V. took it in straight sets.
King V. and Halep S. faced 3 of the same opponents in the last 12 months. King V. went 2–2 (50%) against them, Halep S. 1–2 (33%). Only 1 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Vania King beat Simona Halep 7-6(5) 6-1. Umpiry, "Vania King vs Simona Halep — Montreal Qualifying Round of 16", https://umpiry.com/match/2010-08-15/halep-vs-king-montreal-q16?utm_source=cite (as of 15 August 2010).