Were M2 and M4 edited by M3 , written by a actor , and executive produced by a film producer
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x1 a ns:film.actor .
M2 ns:film.film.edited_by M3 .
M2 ns:film.film.executive_produced_by ?x0 .
M2 ns:film.film.written_by ?x1 .
M4 ns:film.film.edited_by M3 .
M4 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.written_by ?x1
}