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