Maciej Dilaj defeated Marc Sieber 7-5 6-4 in the Poland F2 round of 32 on clay.
Dilaj M. took it in straight sets.
Maciej Dilaj beat Marc Sieber 7-5 6-4. Umpiry, "Maciej Dilaj vs Marc Sieber — Poland F2 Round of 32", https://umpiry.com/match/2007-05-21/dilaj-vs-sieber-poland-f2-r32?utm_source=cite (as of 21 May 2007).