Was a actor a film producer that M2 and M3 were directed by and were edited by
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 a ns:film.producer .
?x0 ns:film.director.film M2 .
?x0 ns:film.director.film M3 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.editor.film M3
}