Wayne Black defeated Yasufumi Yamamoto 6-1 6-0 in the USA 3 Masters 3 round of 16 on hard.
Black W. took it in straight sets.
Wayne Black beat Yasufumi Yamamoto 6-1 6-0. Umpiry, "Wayne Black vs Yasufumi Yamamoto — USA 3 Masters 3 Round of 16", https://umpiry.com/match/1994-06-10/black-vs-yamamoto-usa-3-masters-3-r16?utm_source=cite (as of 10 June 1994).