Marcel Granollers defeated Andrey Golubev 6-3 6-7 6-3 in the ESP vs KAZ round robin on clay. The upset overturned the form book — Andrey Golubev came in leading the head-to-head 1–0. Marcel Granollers claimed a first win over Andrey Golubev in two meetings, levelling the head-to-head at 1–1.
Granollers M. came through in three sets.
Granollers M. and Golubev A. faced 3 of the same opponents in the last 12 months. Granollers M. went 1–2 (33%) against them, Golubev A. 2–1 (67%). Only 2 of the comparisons are context-comparable — too few for a conclusion.
Only 3 common opponents — small sample, treat as indicative.
Marcel Granollers beat Andrey Golubev 6-3 6-7 6-3. Umpiry, "Marcel Granollers vs Andrey Golubev — ESP vs KAZ Round Robin", https://umpiry.com/match/2012-02-10/golubev-vs-granollers-esp-vs-kaz-rr?utm_source=cite (as of 10 February 2012).