Was a film directed by M4 , executive produced by M1 , and executive produced by M2 and M3
SELECT count(*) WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.directed_by M4 .
?x0 ns:film.film.executive_produced_by M1 .
?x0 ns:film.film.executive_produced_by M2 .
?x0 ns:film.film.executive_produced_by M3
}