Was a film directed and written by M1 's cinematographer and editor
SELECT count(*) WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.directed_by ?x1 .
?x0 ns:film.film.written_by ?x1 .
?x1 ns:film.cinematographer.film M1 .
?x1 ns:film.editor.film M1
}