question: Which film whose prequel was directed by M3 and was edited by M2 was executive produced and edited by M1
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.film .
  ?x0 ns:film.film.edited_by M1 .
  ?x0 ns:film.film.executive_produced_by M1 .
  ?x0 ns:film.film.prequel ?x1 .
  ?x1 ns:film.film.directed_by M3 .
  ?x1 ns:film.film.edited_by M2
  }