Who was a American German parent of M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?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
}