Did M2 influence M3 , M4 , M5 , and M6 and influence a Swedish art director
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:people.person.nationality ns:m.0d0vqn .
M2 ns:influence.influence_node.influenced ?x0 .
M2 ns:influence.influence_node.influenced M3 .
M2 ns:influence.influence_node.influenced M4 .
M2 ns:influence.influence_node.influenced M5 .
M2 ns:influence.influence_node.influenced M6
}