Who was a female American costume designer of M1 and M2
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.film_costumer_designer.costume_design_for_film M1 .
?x0 ns:film.film_costumer_designer.costume_design_for_film M2 .
?x0 ns:people.person.gender ns:m.02zsn .
?x0 ns:people.person.nationality ns:m.09c7w0
}