Nikolay Davydenko defeated Stan Wawrinka 7-6 7-6 in the Basel round of 32 on hard. The upset overturned the form book — Stan Wawrinka came in defending last year's semi-final. Nikolay Davydenko moved ahead in the head-to-head, 2–1.
Davydenko N. took it in straight sets.
Davydenko N. and Wawrinka S. faced 8 of the same opponents in the last 12 months. Davydenko N. went 1–8 (11%) against them, Wawrinka S. 2–7 (22%). Results against comparable opponents are close (0 : 1 better-results split).
Hard: level 1–1 · Clay: Davydenko N. leads 1–0
Nikolay Davydenko beat Stan Wawrinka 7-6 7-6. Umpiry, "Nikolay Davydenko vs Stan Wawrinka — Basel Round of 32", https://umpiry.com/match/2012-10-22/davydenko-vs-wawrinka-basel-r32?utm_source=cite (as of 22 October 2012).