Was M2 founded by a French art director and founded by M3 and M4
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:people.person.nationality ns:m.0f8l9c .
M2 ns:organization.organization.founders ?x0 .
M2 ns:organization.organization.founders M3 .
M2 ns:organization.organization.founders M4
}