Were M1 and M4 executive produced by a actor 's parent 's child and directed 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.actor .
M1 ns:film.film.directed_by M2 .
M1 ns:film.film.directed_by M3 .
M1 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.directed_by M2 .
M4 ns:film.film.directed_by M3 .
M4 ns:film.film.executive_produced_by ?x0
}