question: Was a film editor a film director that influenced M2 , was influenced by M3 and M4 , and was influenced by M5
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x0 a ns:film.editor .
  ?x0 ns:influence.influence_node.influenced M2 .
  ?x0 ns:influence.influence_node.influenced_by M3 .
  ?x0 ns:influence.influence_node.influenced_by M4 .
  ?x0 ns:influence.influence_node.influenced_by M5
  }