question: Did M2 influence a cinematographer , influence M3 and M4 , and influence M0 's writer
query: SELECT count(*) WHERE {
  ?x0 ns:film.writer.film M0 .
  ?x1 a ns:film.cinematographer .
  M2 ns:influence.influence_node.influenced ?x0 .
  M2 ns:influence.influence_node.influenced ?x1 .
  M2 ns:influence.influence_node.influenced M3 .
  M2 ns:influence.influence_node.influenced M4
  }