Bernd Karbacher defeated Boris Becker 6-3 6-4 in the Hamburg round of 16 on clay. The upset overturned the form book — Boris Becker came in defending last year's semi-final.
Karbacher B. took it in straight sets.
Karbacher B. and Becker B. faced 1 of the same opponent in the last 12 months. Karbacher B. went 0–1 (0%) against them, Becker B. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Bernd Karbacher beat Boris Becker 6-3 6-4. Umpiry, "Bernd Karbacher vs Boris Becker — Hamburg Round of 16", https://umpiry.com/match/1993-05-03/becker-vs-karbacher-hamburg-r16?utm_source=cite (as of 3 May 1993).