question: Was M3 's American parent M2 's German star
query: SELECT count(*) WHERE {
  ?x0 ns:film.actor.film/ns:film.performance.film M2 .
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M3 .
  ?x0 ns:people.person.nationality ns:m.0345h .
  ?x0 ns:people.person.nationality ns:m.09c7w0
  }