Was M2 's sequel produced by M0 and M1 and directed by M3 's executive producer , producer , and editor
SELECT count(*) WHERE {
?x0 ns:film.film.directed_by ?x1 .
?x0 ns:film.film.prequel M2 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies M0 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies M1 .
?x1 ns:film.editor.film M3 .
?x1 ns:film.producer.films_executive_produced M3 .
?x1 ns:film.producer.film|ns:film.production_company.films M3
}