Were M3 , M4 , M5 , and M6 directed by a art director that founded a company and founded M1
SELECT count(*) WHERE {
?x0 a ns:film.film_art_director .
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x1 a ns:business.employer .
M3 ns:film.film.directed_by ?x0 .
M4 ns:film.film.directed_by ?x0 .
M5 ns:film.film.directed_by ?x0 .
M6 ns:film.film.directed_by ?x0
}