Complex sentence: Revolutionary for its time, Chatty Cathy spoke one of eleven phrases at random when a cord protruding from the center of its upper back was pulled; the cord was connected to a vinyl turntable and record in the doll's abdomen.
Split into simpler sentences: Revolutionary for its time, Chatty Cathy spoke one of eleven phrases at random when a cord protruding from the center of its upper back was pulled. The cord was connected to a vinyl turntable and record in the doll's abdomen.