Bethanie Mattek Sands defeated Tsvetana Pironkova 6-4 6-4 in the Wuhan qualifying round of 32 on hard. The upset overturned the form book — Tsvetana Pironkova came in leading the head-to-head 1–0. Bethanie Mattek Sands claimed a first win over Tsvetana Pironkova in two meetings, levelling the head-to-head at 1–1.
Mattek Sands B. took it in straight sets.
Mattek Sands B. and Pironkova T. faced 2 of the same opponents in the last 12 months. Mattek Sands B. went 0–2 (0%) against them, Pironkova T. 0–2 (0%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Bethanie Mattek Sands beat Tsvetana Pironkova 6-4 6-4. Umpiry, "Bethanie Mattek Sands vs Tsvetana Pironkova — Wuhan Qualifying Round of 32", https://umpiry.com/match/2014-09-19/pironkova-vs-sands-wuhan-q32?utm_source=cite (as of 19 September 2014).