Denisa Satralova defeated Angelique Kerber 7-5 7-5 in the Indian Wells round of 64 on hard. The upset overturned the form book — Angelique Kerber came in defending last year's round of 64.
Satralova D. took it in straight sets.
Satralova D. and Kerber A. faced 6 of the same opponents in the last 12 months. Satralova D. went 4–3 (57%) against them, Kerber A. 7–1 (88%). Kerber A. came out clearly better against 3 of 5 comparable opponents, Satralova D. against 0.
Denisa Satralova beat Angelique Kerber 7-5 7-5. Umpiry, "Denisa Satralova vs Angelique Kerber — Indian Wells Round of 64", https://umpiry.com/match/2016-03-12/kerber-vs-satralova-indian-wells-r64?utm_source=cite (as of 12 March 2016).