Was M1 's director 's American actor 's country of nationality M0
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.character ?x1 .
?x0 ns:people.person.nationality ns:m.09c7w0 .
?x1 ns:film.director.film M1 .
M0 ^ns:people.person.nationality ?x0
}