Who executive produced M1 and M2 , executive produced M5 's prequel , directed M3 , and directed M4
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.director.film M3 .
?x0 ns:film.director.film M4 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.producer.films_executive_produced M2 .
?x1 ns:film.film.sequel M5
}