<div class="fn value">
<span lang="en">Anonymous</span> (<a href="https://en.wikipedia.org/wiki/en:Silesia" class="extiw" title="w:en:Silesia"><span title="region of Central Europe now located mostly in Poland, with small parts in the Czech Republic and Germany">Silesia</span></a> or <a href="https://en.wikipedia.org/wiki/en:Bohemia" class="extiw" title="w:en:Bohemia"><span title="historical region in the Czech Republic">Bohemia</span></a>)<span style="display:none">Unknown author</span></div>
first quarter of 15<sup>th</sup> century <div style="display: none;">date QS:P571,+1450-00-00T00:00:00Z/7</div>   and  circa 1500 <div style="display: none;">date QS:P571,+1500-00-00T00:00:00Z/9,P1480,Q5727902</div>
See below.