question: What character was M1 's director , executive producer , and writer
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:fictional_universe.fictional_character .
  ?x0 ns:film.director.film M1 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  ?x0 ns:film.writer.film M1
  }