Did M2 star M3 and M4 , star a cinematographer , and star a screenwriter
SELECT count(*) WHERE {
?x0 a ns:film.writer .
?x1 a ns:film.cinematographer .
M2 ns:film.film.starring/ns:film.performance.actor ?x0 .
M2 ns:film.film.starring/ns:film.performance.actor ?x1 .
M2 ns:film.film.starring/ns:film.performance.actor M3 .
M2 ns:film.film.starring/ns:film.performance.actor M4
}