Stan Wawrinka defeated Alberto Martin 6-3 6-3 in the Hamburg round of 64 on clay. The result followed the form book — Stan Wawrinka came in leading the head-to-head 5–0. Stan Wawrinka extended the head-to-head to 6–0.
Wawrinka S. took it in straight sets.
Clay: Wawrinka S. leads 4–0 · Hard: Wawrinka S. leads 2–0
Stan Wawrinka beat Alberto Martin 6-3 6-3. Umpiry, "Stan Wawrinka vs Alberto Martin — Hamburg Round of 64", https://umpiry.com/match/2008-05-13/martin-vs-wawrinka-hamburg-r64?utm_source=cite (as of 13 May 2008).