question: Were M2 and M4 influenced by a film editor , influenced by M1 's director and cinematographer , and influenced by M3
query: SELECT count(*) WHERE {
  ?x0 a ns:film.editor .
  ?x1 ns:film.cinematographer.film M1 .
  ?x1 ns:film.director.film M1 .
  M2 ns:influence.influence_node.influenced_by ?x0 .
  M2 ns:influence.influence_node.influenced_by ?x1 .
  M2 ns:influence.influence_node.influenced_by M3 .
  M4 ns:influence.influence_node.influenced_by ?x0 .
  M4 ns:influence.influence_node.influenced_by ?x1 .
  M4 ns:influence.influence_node.influenced_by M3
  }