Was M4 directed by M2 's American employee and written by M0 's female sibling
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 M0 .
?x1 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
?x1 ns:people.person.nationality ns:m.09c7w0 .
FILTER ( ?x0 != M0 ) .
M4 ns:film.film.directed_by ?x1 .
M4 ns:film.film.written_by ?x0
}