Who founded a film distributor , was employed by M1 , and founded M3 's distributor and producer
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:organization.organization_founder.organizations_founded ?x2 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M1 .
?x1 a ns:film.film_distributor .
?x2 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M3 .
?x2 ns:film.producer.film|ns:film.production_company.films M3
}