Were M1 , M4 , and M5 executive produced by a art director 's parent 's child and produced by M2 and M3
SELECT count(*) WHERE {
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x1 .
?x1 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x2 .
?x2 a ns:film.film_art_director .
M1 ns:film.film.executive_produced_by ?x0 .
M1 ns:film.film.produced_by|ns:film.film.production_companies M2 .
M1 ns:film.film.produced_by|ns:film.film.production_companies M3 .
M4 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.produced_by|ns:film.film.production_companies M2 .
M4 ns:film.film.produced_by|ns:film.film.production_companies M3 .
M5 ns:film.film.executive_produced_by ?x0 .
M5 ns:film.film.produced_by|ns:film.film.production_companies M2 .
M5 ns:film.film.produced_by|ns:film.film.production_companies M3
}