Did a film editor executive produce a film , write M1 , write M2 , and direct M3
SELECT count(*) WHERE {
?x0 a ns:film.editor .
?x0 ns:film.director.film M3 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
?x1 a ns:film.film
}