Was M1 distributed by M2 , distributed by M3 and M4 , and distributed by M0 's employer
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M0 .
M1 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x0 .
M1 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M2 .
M1 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M3 .
M1 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M4
}