Was a film 's producer 's employee and founder employed by M0
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
?x1 ns:film.producer.film|ns:film.production_company.films ?x2 .
?x2 a ns:film.film
}