Tobias Summerer defeated Yen Hsun Lu 6-3 6-1 in the US Open qualifying round of 32 on hard. The upset overturned the form book — Yen Hsun Lu came in defending last year's round of 128.
Summerer T. took it in straight sets.
Summerer T. and Hsun Lu Y. faced 1 of the same opponent in the last 12 months. Summerer T. went 1–0 (100%) against them, Hsun Lu Y. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.
Tobias Summerer beat Yen Hsun Lu 6-3 6-1. Umpiry, "Tobias Summerer vs Yen Hsun Lu — US Open Qualifying Round of 32", https://umpiry.com/match/2005-08-26/lu-vs-summerer-us-open-q32?utm_source=cite (as of 26 August 2005).