The Mother and the Whore is a 1973 French film directed by Jean Eustache. Examining the relationship between three characters in a love triangle, it was Eustache's first feature film and is considered his masterpiece. It has been called one of the best films in French history by Jean-Michel Frodon and Jean-Henri Roger. Film director Olivier Assayas has especially praised the film and considers it an example of what to strive for in filmmaking. It was ranked the second greatest French film of all time by a poll of filmmakers.
(Summary from Wikipedia)