question: Which film was directed , written , and executive produced by M1 's editor
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.film .
  ?x0 ns:film.film.directed_by ?x1 .
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x1 ns:film.editor.film M1
  }