question: Who was a actor whose employer distributed M2
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.actor .
  ?x0 a ns:people.person .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
  ?x1 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M2
  }