question: What was edited by a film editor that M2 was written by and directed by M0
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.directed_by M0 .
  ?x0 ns:film.film.edited_by ?x1 .
  ?x1 a ns:film.editor .
  ?x1 ns:film.writer.film M2
  }