question: Did a film distributor 's Japanese employee produce M1 and produce M2 , M3 , and M4
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M2 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M3 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M4 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
  ?x0 ns:people.person.nationality ns:m.03_3d .
  ?x1 a ns:film.film_distributor
  }