Were M2 and M3 written by M0 's cinematographer , writer , and editor and written by a person
SELECT count(*) WHERE {
?x0 ns:film.cinematographer.film M0 .
?x0 ns:film.editor.film M0 .
?x0 ns:film.writer.film M0 .
?x1 a ns:people.person .
M2 ns:film.film.written_by ?x0 .
M2 ns:film.film.written_by ?x1 .
M3 ns:film.film.written_by ?x0 .
M3 ns:film.film.written_by ?x1
}