_:vb2556203 . _:vb2556203 . _:vb2556203 . _:vb2556204 "Hannover" . _:vb2556203 "Bundesanstalt f\u00FCr Geowissenschaften und Rohstoffe"@de . _:vb2556204 "DE" . _:vb2556204 "30655" . _:vb2556204 . _:vb2556203 _:vb2556204 . _:vb2556204 "Stilleweg 2" .