Did M3 star M1 's German female star
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:people.person.gender ns:m.02zsn .
?x0 ns:people.person.nationality ns:m.0345h .
M3 ns:film.film.starring/ns:film.performance.actor ?x0
}