William Fernando Souza Bezerra (born 20 September 1984) is a Brazilian cruiserweight professional boxer. Bazerra is the current South American cruiserweight champion and a former Brazilian, WBC Mundo Hispano, WBA Fedelatin and WBA Fedebol cruiserweight champion.

Based on the paragraph above can we conclude that "William Fernando Souza Bezerra trained a lot before becoming the South American cruiserweight champion."?
It's impossible to say