question: Were M1 , M2 , M3 , and M4 written by and directed by a cinematographer of M0 's sequel 's sequel
query: SELECT count(*) WHERE {
  ?x0 ns:film.cinematographer.film ?x1 .
  ?x1 ns:film.film.prequel ?x2 .
  ?x2 ns:film.film.prequel M0 .
  M1 ns:film.film.directed_by ?x0 .
  M1 ns:film.film.written_by ?x0 .
  M2 ns:film.film.directed_by ?x0 .
  M2 ns:film.film.written_by ?x0 .
  M3 ns:film.film.directed_by ?x0 .
  M3 ns:film.film.written_by ?x0 .
  M4 ns:film.film.directed_by ?x0 .
  M4 ns:film.film.written_by ?x0
  }