Were M2 and M3 directed by and executive produced by M0 's American sibling 's sibling
SELECT count(*) WHERE {
?x0 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x1 .
?x1 ns:people.person.nationality ns:m.09c7w0 .
?x1 ns:people.person.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings M0 .
FILTER ( ?x0 != ?x1 ) .
FILTER ( ?x1 != M0 ) .
M2 ns:film.film.directed_by ?x0 .
M2 ns:film.film.executive_produced_by ?x0 .
M3 ns:film.film.directed_by ?x0 .
M3 ns:film.film.executive_produced_by ?x0
}