Did M0 and M2 produce and direct M1
SELECT count(*) WHERE {
M0 ns:film.director.film M1 .
M0 ns:film.producer.film|ns:film.production_company.films M1 .
M2 ns:film.director.film M1 .
M2 ns:film.producer.film|ns:film.production_company.films M1
}