Question: Benjamin Saunders (born April 13, 1983), is an American mixed martial artist who currently fights in the Welterweight division of the UFC he was on fighting on Team Serra, Matthew John Serra (born June 2, 1974) is an American former professional mixed martial artist, Brazilian Jiu-Jitsu practitioner who competed for the Ultimate Fighting Championship and which occupation?
Sentence (from "Ben Saunders (fighter)"): A professional competitor since 2004, Saunders has also formerly competed for Bellator.
Relevant evidence: No