Was a film executive produced by a film editor , edited by M1 , and directed by M2
SELECT count(*) WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.directed_by M2 .
?x0 ns:film.film.edited_by M1 .
?x0 ns:film.film.executive_produced_by ?x1 .
?x1 a ns:film.editor
}