Complex sentence: Julio Díaz (born December 24,1979) is a Mexican former professional boxer who is a Former IBF Lightweight World Champion the brother of boxing trainer Joel Díaz and former world champion Antonio Díaz.
Split into simpler sentences: Julio Díaz (born December 24,1979) is a Mexican former professional boxer who won the IBF lightweight world title. He is the brother of boxing trainer Joel Díaz and former world champion Antonio Díaz.