question: What was executive produced by a film director , directed by M0 , M1 , M2 , and M3 , and executive produced by M4 's editor
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.directed_by M0 .
  ?x0 ns:film.film.directed_by M1 .
  ?x0 ns:film.film.directed_by M2 .
  ?x0 ns:film.film.directed_by M3 .
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x0 ns:film.film.executive_produced_by ?x2 .
  ?x1 ns:film.editor.film M4 .
  ?x2 a ns:film.director
  }