question: Who did M1 influence , a cinematographer of M2 , M3 , and M4 influence , and a film director influence
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x0 ns:influence.influence_node.influenced_by ?x2 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x1 ns:film.cinematographer.film M2 .
  ?x1 ns:film.cinematographer.film M3 .
  ?x1 ns:film.cinematographer.film M4 .
  ?x2 a ns:film.director
  }