Who was a actor that M2 and M3 were directed by and M4 and M5 were directed by
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.actor .
?x0 a ns:people.person .
?x0 ns:film.director.film M2 .
?x0 ns:film.director.film M3 .
?x0 ns:film.director.film M4 .
?x0 ns:film.director.film M5
}