question: Was a editor of M1 's prequel a film 's costume designer
query: SELECT count(*) WHERE {
  ?x0 ns:film.editor.film ?x1 .
  ?x0 ns:film.film_costumer_designer.costume_design_for_film ?x2 .
  ?x1 ns:film.film.sequel M1 .
  ?x2 a ns:film.film
  }