Peter Luczak defeated Luis Horna 6-4 7-6 in the Hamburg qualifying round of 32 on clay.
Luczak P. took it in straight sets.
Peter Luczak beat Luis Horna 6-4 7-6(0). Umpiry, "Peter Luczak vs Luis Horna — Hamburg Qualifying Round of 32", https://umpiry.com/match/2003-05-12/horna-vs-luczak-hamburg-q32?utm_source=cite (as of 12 May 2003).