Was M1 edited by M4 , executive produced by M2 , edited by a actor , and written by M3
SELECT count(*) WHERE {
?x0 a ns:film.actor .
M1 ns:film.film.edited_by ?x0 .
M1 ns:film.film.edited_by M4 .
M1 ns:film.film.executive_produced_by M2 .
M1 ns:film.film.written_by M3
}