Which Mexican person that M1 was directed and written by was M2 's executive producer
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.director.film M1 .
?x0 ns:film.producer.films_executive_produced M2 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.nationality ns:m.0b90_r
}