Complex sentence: In the 1940s he appeared on Duffy's Tavern on Feb.22,1944, and was the host of the popular quiz show "Take It or Leave It", which later changed its title to "The $64 Question".
Split into simpler sentences: In the 1940s he appeared on Duffy's Tavern on Feb.22,1944. He was the host of the popular quiz show "Take It or Leave It", which later changed its title to "The $64 Question".