question: Which American film director executive produced M0 and M1 and directed M3
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.director.film M3 .
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:people.person.nationality ns:m.09c7w0
  }