Complex sentence: In April of 1982 he defended his World Title against Charlie Weir, taking five rounds to knock him out and in July 1982 he fought former world champion Ayub Kalule, whom he stopped in ten.
Split into simpler sentences: In April of 1982 he defended his World Title against Charlie Weir, taking five rounds to knock him out. In July of 1982 he fought former world champion Ayub Kalule, whom he stopped in ten.