question: Was a screenwriter a film director whose employer produced M2
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x0 a ns:film.writer .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
  ?x1 ns:film.producer.film|ns:film.production_company.films M2
  }