question: Which art director of M2 married M3 and M4 , influenced M0 and M1 , and was influenced by a film producer
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film_art_director.films_art_directed M2 .
  ?x0 ns:influence.influence_node.influenced M0 .
  ?x0 ns:influence.influence_node.influenced M1 .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M3 .
  ?x0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M4 .
  ?x1 a ns:film.producer .
  FILTER ( ?x0 != M3 ) .
  FILTER ( ?x0 != M4 )
  }