Did M2 influence M3 and influence a art director that M1 was edited by and written by
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:film.editor.film M1 .
?x0 ns:film.writer.film M1 .
M2 ns:influence.influence_node.influenced ?x0 .
M2 ns:influence.influence_node.influenced M3
}