question: Was a film editor influenced by a person , influenced by M5 's costume designer , and influenced by M1 , M2 , and M3
query: SELECT count(*) WHERE {
  ?x0 a ns:film.editor .
  ?x0 ns:influence.influence_node.influenced_by ?x1 .
  ?x0 ns:influence.influence_node.influenced_by ?x2 .
  ?x0 ns:influence.influence_node.influenced_by M1 .
  ?x0 ns:influence.influence_node.influenced_by M2 .
  ?x0 ns:influence.influence_node.influenced_by M3 .
  ?x1 a ns:people.person .
  ?x2 ns:film.film_costumer_designer.costume_design_for_film M5
  }