Mario Rincon defeated Ruben Alvarenga 6-1 7-5 in the Ecuador Masters 3 round of 32 on clay.
Rincon M. took it in straight sets.
Mario Rincon beat Ruben Alvarenga 6-1 7-5. Umpiry, "Mario Rincon vs Ruben Alvarenga — Ecuador Masters 3 Round of 32", https://umpiry.com/match/1992-08-10/alvarenga-vs-rincon-ecuador-masters-3-r32?utm_source=cite (as of 10 August 1992).