Task: Question Generation
Input (English): Anita Baker, Sade, Regina Belle, and Luther Vandross are other examples of artists who appeal to mainstream AC, urban AC and smooth jazz listeners. Some soft AC and urban AC stations like to play smooth jazz on the weekends. In recent years, the Smooth Jazz format has been renamed to Smooth AC, as an attempt to lure younger listeners.
Output (English): What was the smooth jazz format renamed?