Was M1 's Spanish writer 's sibling 's female sibling 's country of nationality M2
SELECT count(*) WHERE {
?x0 ns:people.person.gender ns:m.02zsn .
?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.sibling_s/ns:people.sibling_relationship.sibling|ns:fictional_universe.fictional_character.siblings/ns:fictional_universe.sibling_relationship_of_fictional_characters.siblings ?x2 .
?x2 ns:film.writer.film M1 .
?x2 ns:people.person.nationality ns:m.06mkj .
FILTER ( ?x0 != ?x1 ) .
FILTER ( ?x1 != ?x2 ) .
M2 ^ns:people.person.nationality ?x0
}