Did M1 's prequel 's editor edit , produce , direct , and executive produce a film
SELECT count(*) WHERE {
?x0 ns:film.director.film ?x1 .
?x0 ns:film.editor.film ?x1 .
?x0 ns:film.editor.film ?x2 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
?x1 a ns:film.film .
?x2 ns:film.film.sequel M1
}