Juan Martin del Potro defeated Igor Andreev 6-4 6-2 6-1 in the ARG vs RUS round robin on clay. The result followed the form book — Juan Martin del Potro came in leading the head-to-head 1–0. Juan Martin del Potro extended the head-to-head to 2–0.
del Potro J. took it in straight sets.
del Potro J. and Andreev I. faced 6 of the same opponents in the last 12 months. del Potro J. went 4–3 (57%) against them, Andreev I. 3–3 (50%). Results against comparable opponents are close (1 : 0 better-results split).
Juan Martin del Potro beat Igor Andreev 6-4 6-2 6-1. Umpiry, "Juan Martin del Potro vs Igor Andreev — ARG vs RUS Round Robin", https://umpiry.com/match/2008-09-19/andreev-vs-potro-arg-vs-rus-rr?utm_source=cite (as of 19 September 2008).