question: What did M0 direct and M1 's writer 's employer 's employee produce
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.directed_by M0 .
  ?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
  ?x1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x2 .
  ?x2 ns:business.employer.employees/ns:business.employment_tenure.person ?x3 .
  ?x3 ns:film.writer.film M1
  }