Was M1 a film director that founded M3 and M4 and was employed by a film distributor
SELECT count(*) WHERE {
?x0 a ns:film.film_distributor .
M1 a ns:film.director .
M1 ns:organization.organization_founder.organizations_founded M3 .
M1 ns:organization.organization_founder.organizations_founded M4 .
M1 ns:people.person.employment_history/ns:business.employment_tenure.company ?x0
}