question: Was M1 influenced by M2 , M3 , M4 , and M5 , influenced by a art director , and influenced by M6 and M7
query: SELECT count(*) WHERE {
  ?x0 a ns:film.film_art_director .
  M1 ns:influence.influence_node.influenced_by ?x0 .
  M1 ns:influence.influence_node.influenced_by M2 .
  M1 ns:influence.influence_node.influenced_by M3 .
  M1 ns:influence.influence_node.influenced_by M4 .
  M1 ns:influence.influence_node.influenced_by M5 .
  M1 ns:influence.influence_node.influenced_by M6 .
  M1 ns:influence.influence_node.influenced_by M7
  }