Diego Matos defeated Pedro Sakamoto 7-5 6-1 in the Brazil F22 round of 32 on clay.
Matos D. took it in straight sets.
Diego Matos beat Pedro Sakamoto 7-5 6-1. Umpiry, "Diego Matos vs Pedro Sakamoto — Brazil F22 Round of 32", https://umpiry.com/match/2011-07-18/matos-vs-sakamoto-brazil-f22-r32?utm_source=cite (as of 18 July 2011).