Was M2 distributed by M3 and distributed by a male person
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x0 ns:people.person.gender ns:m.05zppz .
M2 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x0 .
M2 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M3
}