Was M1 executive produced by M2 and M3 , edited by M4 , M5 , and M6 , and written by a cinematographer of M0
SELECT count(*) WHERE {
?x0 ns:film.cinematographer.film M0 .
M1 ns:film.film.edited_by M4 .
M1 ns:film.film.edited_by M5 .
M1 ns:film.film.edited_by M6 .
M1 ns:film.film.executive_produced_by M2 .
M1 ns:film.film.executive_produced_by M3 .
M1 ns:film.film.written_by ?x0
}