Was M1 a film distributor acquired by a company and acquired by M3
SELECT count(*) WHERE {
?x0 a ns:business.employer .
M1 a ns:film.film_distributor .
M1 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company ?x0 .
M1 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M3
}