Did a film director influence a cinematographer of M2 , M3 , and M4 and influence M1
SELECT count(*) WHERE {
?x0 a ns:film.director .
?x0 ns:influence.influence_node.influenced ?x1 .
?x0 ns:influence.influence_node.influenced M1 .
?x1 ns:film.cinematographer.film M2 .
?x1 ns:film.cinematographer.film M3 .
?x1 ns:film.cinematographer.film M4
}