Was a distributor of M5 and M6 acquired by M0 and M1 , acquired by M2 and M3 , and acquired by M4
SELECT count(*) WHERE {
?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M5 .
?x0 ns:film.film_distributor.films_distributed/ns:film.film_film_distributor_relationship.film M6 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M0 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M1 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M2 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M3 .
?x0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M4
}