(movies-made-in-year database year) Ex: (movies-made-in-year our-movie-database 1974) ⇒ (((amarcord) (federico fellini) 1974 ((magali noel) (bruno zamin) (pupella maggio) (armando drancia)))) (movies-directed-by database director) Ex: (movies-directed-by our-movie-database '(john singleton)) ⇒ (((boyz n the hood) (john singleton) 1991 ((cuba gooding jr.) (ice cube) (larry fishburne) (tyra ferrel) (morris chestnut)))) (movies-with-actor database actor) Ex: (movies-with-actor our-movie-database '(john goodman)) ⇒ (((the big easy) (jim mcbride) 1987 ((dennis quaid) (ellen barkin) (ned beatty) (lisa jane persky) (john goodman) (charles ludlam))))