question: What did a person that executive produced M1 and M2 edit and direct
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.film.directed_by ?x1 .
  ?x0 ns:film.film.edited_by ?x1 .
  ?x1 a ns:people.person .
  ?x1 ns:film.producer.films_executive_produced M1 .
  ?x1 ns:film.producer.films_executive_produced M2
  }