Tiago Lopes defeated Thiago Monteiro 6-4 6-4 in the Brazil F12 round of 16 on clay.
Lopes T. took it in straight sets.
Tiago Lopes beat Thiago Monteiro 6-4 6-4. Umpiry, "Tiago Lopes vs Thiago Monteiro — Brazil F12 Round of 16", https://umpiry.com/match/2011-05-02/lopes-vs-monteiro-brazil-f12-r16?utm_source=cite (as of 2 May 2011).