question: Did a Mexican film director that wrote M1 and M2 direct , executive produce , and edit M0
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M0 .
  ?x0 ns:film.editor.film M0 .
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:film.writer.film M1 .
  ?x0 ns:film.writer.film M2 .
  ?x0 ns:people.person.nationality ns:m.0b90_r
  }