Was a film edited and executive produced by M1 's employee
SELECT count(*) WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.executive_produced_by ?x1 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M1
}