Complex sentence: In 1973, Shandling moved to Los Angeles, California, made contact with comedian George Carlin after catching one of his shows, worked at an advertising agency for a time, then sold a script for the popular NBC sitcom "Sanford and Son".
Split into simpler sentences: In 1973, Shandling moved to Los Angeles, California, and made contact with comedian George Carlin after catching one of his shows. He worked at an advertising agency for a time, and then sold a script for the popular NBC sitcom "Sanford and Son".