<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>
circa 1820 <div style="display: none;">date QS:P571,+1820-00-00T00:00:00Z/9,P1480,Q5727902</div>
1. Unknown source<span style="display: none;">Unknown source</span><br>2. <a rel="nofollow" class="external text" href="http://www.bildindex.de/document/obj20440368">Bildindex der Kunst und Architektur, object 20440368</a><br>