question: Was M4 written by M5 , M6 , and M7 and executive produced by a French director of M1 , M2 , and M3
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M1 .
  ?x0 ns:film.director.film M2 .
  ?x0 ns:film.director.film M3 .
  ?x0 ns:people.person.nationality ns:m.0f8l9c .
  M4 ns:film.film.executive_produced_by ?x0 .
  M4 ns:film.film.written_by M5 .
  M4 ns:film.film.written_by M6 .
  M4 ns:film.film.written_by M7
  }