Who was M2 's sequel 's German executive producer 's parent
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 ?x1 .
?x1 ns:film.producer.films_executive_produced ?x2 .
?x1 ns:people.person.nationality ns:m.0345h .
?x2 ns:film.film.prequel M2
}