Was a employer of M2 's art director founded by M0 and M1
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x0 ns:organization.organization.founders M0 .
?x0 ns:organization.organization.founders M1 .
?x1 ns:film.film_art_director.films_art_directed M2
}