with which musical artist is the producer of vol . 3 . . . life and times of s . carter associated ?
SELECT DISTINCT var_uri where brack_open dbr_Vol._3..._Life_and_Times_of_S._Carter dbo_producer var_x sep_dot var_x dbp_associatedActs var_uri sep_dot var_x a dbo_MusicalArtist brack_close