Did M2 influence M3 , influence M4 , M5 , and M6 , and influence M1 's French art director
SELECT count(*) WHERE {
?x0 ns:film.film_art_director.films_art_directed M1 .
?x0 ns:people.person.nationality ns:m.0f8l9c .
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
}