question: Was M0 's prequel directed by a cinematographer and produced by M1
query: SELECT count(*) WHERE {
  ?x0 ns:film.film.directed_by ?x1 .
  ?x0 ns:film.film.produced_by|ns:film.film.production_companies M1 .
  ?x0 ns:film.film.sequel M0 .
  ?x1 a ns:film.cinematographer
  }