Was M3 executive produced by M4 , M5 , and M6 and directed by a costume designer that wrote M1 and M2
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 ns:film.writer.film M1 .
?x0 ns:film.writer.film M2 .
M3 ns:film.film.directed_by ?x0 .
M3 ns:film.film.executive_produced_by M4 .
M3 ns:film.film.executive_produced_by M5 .
M3 ns:film.film.executive_produced_by M6
}