question: Who influenced a character and influenced M2 's producer , writer , and executive producer
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:influence.influence_node.influenced ?x1 .
  ?x0 ns:influence.influence_node.influenced ?x2 .
  ?x1 a ns:fictional_universe.fictional_character .
  ?x2 ns:film.producer.films_executive_produced M2 .
  ?x2 ns:film.producer.film|ns:film.production_company.films M2 .
  ?x2 ns:film.writer.film M2
  }