Was M1 edited by M3 , edited by M0 's producer , and executive produced by M2
SELECT count(*) WHERE {
?x0 ns:film.producer.film|ns:film.production_company.films M0 .
M1 ns:film.film.edited_by ?x0 .
M1 ns:film.film.edited_by M3 .
M1 ns:film.film.executive_produced_by M2
}