Did a production company employ M2 's director and producer and employ M1
SELECT count(*) WHERE {
?x0 a ns:film.production_company .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
?x1 ns:film.director.film M2 .
?x1 ns:film.producer.film|ns:film.production_company.films M2
}