question: Was a company a film distributor whose employee wrote , produced , and edited M2
query: SELECT count(*) WHERE {
  ?x0 a ns:business.employer .
  ?x0 a ns:film.film_distributor .
  ?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
  ?x1 ns:film.editor.film M2 .
  ?x1 ns:film.producer.film|ns:film.production_company.films M2 .
  ?x1 ns:film.writer.film M2
  }