question: Were M2 , M5 , and M6 executive produced by a French person , executive produced by M3 , and written by M4
query: SELECT count(*) WHERE {
  ?x0 a ns:people.person .
  ?x0 ns:people.person.nationality ns:m.0f8l9c .
  M2 ns:film.film.executive_produced_by ?x0 .
  M2 ns:film.film.executive_produced_by M3 .
  M2 ns:film.film.written_by M4 .
  M5 ns:film.film.executive_produced_by ?x0 .
  M5 ns:film.film.executive_produced_by M3 .
  M5 ns:film.film.written_by M4 .
  M6 ns:film.film.executive_produced_by ?x0 .
  M6 ns:film.film.executive_produced_by M3 .
  M6 ns:film.film.written_by M4
  }