question: Were M2 , M6 , and M7 produced by M0 's Chinese employee and written by M3 , 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.produced_by|ns:film.film.production_companies ?x0 .
  M2 ns:film.film.written_by M3 .
  M2 ns:film.film.written_by M4 .
  M2 ns:film.film.written_by M5 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M6 ns:film.film.written_by M3 .
  M6 ns:film.film.written_by M4 .
  M6 ns:film.film.written_by M5 .
  M7 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M7 ns:film.film.written_by M3 .
  M7 ns:film.film.written_by M4 .
  M7 ns:film.film.written_by M5
  }