Andre Ghem defeated Marlon Oliveira 6-3 6-3 in the Brazil F40 round of 16 on clay. The result followed the form book — Andre Ghem came in leading the head-to-head 2–0. Andre Ghem extended the head-to-head to 3–0.
Ghem A. took it in straight sets.
Andre Ghem beat Marlon Oliveira 6-3 6-3. Umpiry, "Andre Ghem vs Marlon Oliveira — Brazil F40 Round of 16", https://umpiry.com/match/2011-11-21/ghem-vs-oliveira-brazil-f40-r16?utm_source=cite (as of 21 November 2011).