Complex sentence: Fountain returned to New Orleans, played with The Dukes of Dixieland, then began leading bands under his own name, owning his own club in the French Quarter in the 1960s and 1970s.
Split into simpler sentences: Fountain returned to New Orleans, played with The Dukes of Dixieland, then began leading bands under his own name. He owned his own club in the French Quarter in the 1960s and 1970s.