Wayne Black defeated Mark Knowles 6-2 6-3 in the Halle qualifying round on grass. The upset overturned the form book — Mark Knowles came in leading the head-to-head 1–0. Wayne Black claimed a first win over Mark Knowles in two meetings, levelling the head-to-head at 1–1.
Black W. took it in straight sets.
Black W. and Knowles M. faced 1 of the same opponent in the last 12 months. Black W. went 1–0 (100%) against them, Knowles M. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Grass: Black W. leads 1–0 · Carpet: Knowles M. leads 1–0
Wayne Black beat Mark Knowles 6-2 6-3. Umpiry, "Wayne Black vs Mark Knowles — Halle Qualifying Round", https://umpiry.com/match/2001-06-11/black-vs-knowles-halle-qf?utm_source=cite (as of 11 June 2001).