<bdi><a href="https://en.wikipedia.org/wiki/en:Caspar_David_Friedrich" class="extiw" title="w:en:Caspar David Friedrich"><span title="German painter">Caspar David Friedrich</span></a>
</bdi>
Unknown date<div style="display: none;">Unknown date</div>
GNMonline:  online database:  entry  <a rel="nofollow" class="external text" href="http://objektkatalog.gnm.de/objekt/Gm2058">Gm2058</a> (German)