question: What did M1 's prequel 's editor write and M0 executive produce
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.executive_produced_by M0 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x1 ns:film.editor.film ?x2 .
  ?x2 ns:film.film.sequel M1
  }