question: Were M2 , M5 , M6 , and M7 influenced by M3 , influenced by a French film producer , and influenced by M4
query: SELECT count(*) WHERE {
  ?x0 a ns:film.producer .
  ?x0 ns:people.person.nationality ns:m.0f8l9c .
  M2 ns:influence.influence_node.influenced_by ?x0 .
  M2 ns:influence.influence_node.influenced_by M3 .
  M2 ns:influence.influence_node.influenced_by M4 .
  M5 ns:influence.influence_node.influenced_by ?x0 .
  M5 ns:influence.influence_node.influenced_by M3 .
  M5 ns:influence.influence_node.influenced_by M4 .
  M6 ns:influence.influence_node.influenced_by ?x0 .
  M6 ns:influence.influence_node.influenced_by M3 .
  M6 ns:influence.influence_node.influenced_by M4 .
  M7 ns:influence.influence_node.influenced_by ?x0 .
  M7 ns:influence.influence_node.influenced_by M3 .
  M7 ns:influence.influence_node.influenced_by M4
  }