question: Were M2 and M6 produced by M3 , produced by M0 's Chinese employee , and directed by M4 and M5
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.nationality ns:m.0d05w3 .
  M2 ns:film.film.directed_by M4 .
  M2 ns:film.film.directed_by M5 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies M3 .
  M6 ns:film.film.directed_by M4 .
  M6 ns:film.film.directed_by M5 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies M3
  }