question: Was M1 produced by and distributed by a writer of M0
query: SELECT count(*) WHERE {
  ?x0 ns:film.writer.film M0 .
  M1 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x0 .
  M1 ns:film.film.produced_by|ns:film.film.production_companies ?x0
  }