question: Which film producer that M3 's prequel was edited by and M1 was executive produced by played M2
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.producer .
  ?x0 ns:film.actor.film/ns:film.performance.character M2 .
  ?x0 ns:film.editor.film ?x1 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x1 ns:film.film.sequel M3
  }