question: Did a British screenwriter influence M2 's cinematographer and writer
query: SELECT count(*) WHERE {
  ?x0 a ns:film.writer .
  ?x0 ns:influence.influence_node.influenced ?x1 .
  ?x0 ns:people.person.nationality ns:m.07ssc .
  ?x1 ns:film.cinematographer.film M2 .
  ?x1 ns:film.writer.film M2
  }