question: Were M3 and M4 influenced by a art director of M0 and influenced by a film producer whose employer employed M2
query: SELECT count(*) WHERE {
  ?x0 ns:film.film_art_director.films_art_directed M0 .
  ?x1 a ns:film.producer .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
  ?x2 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
  M3 ns:influence.influence_node.influenced_by ?x0 .
  M3 ns:influence.influence_node.influenced_by ?x1 .
  M4 ns:influence.influence_node.influenced_by ?x0 .
  M4 ns:influence.influence_node.influenced_by ?x1
  }