Di Wu defeated Denis Istomin 1-6 7-5 6-3 7-5 in the CHN vs UZB round robin on clay. The upset overturned the form book — Denis Istomin came in leading the head-to-head 2–0. Di Wu claimed a first win over Denis Istomin in three meetings, narrowing the head-to-head to 2–1.
Wu D. came through in four sets.
Wu D. and Istomin D. faced 2 of the same opponents in the last 12 months. Wu D. went 0–2 (0%) against them, Istomin D. 2–0 (100%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Clay: level 1–1 · Hard: Istomin D. leads 1–0
Di Wu beat Denis Istomin 1-6 7-5 6-3 7-5. Umpiry, "Di Wu vs Denis Istomin — CHN vs UZB Round Robin", https://umpiry.com/match/2014-04-04/istomin-vs-wu-chn-vs-uzb-rr?utm_source=cite (as of 4 April 2014).