Were M1 and M3 distributed by a employer of M0 and distributed by M2
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 .
M3 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x0 .
M3 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M2
}