question: Were M2 and M5 edited by M4 , produced by a Chinese editor of M1 , and executive produced by M3
query: SELECT count(*) WHERE {
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:people.person.nationality ns:m.0d05w3 .
  M2 ns:film.film.edited_by M4 .
  M2 ns:film.film.executive_produced_by M3 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M5 ns:film.film.edited_by M4 .
  M5 ns:film.film.executive_produced_by M3 .
  M5 ns:film.film.produced_by|ns:film.film.production_companies ?x0
  }