The mural resembles “Rehe im Walde” by Franz Mac, see <a href="//commons.wikimedia.org/wiki/File:Franz_Marc_020.jpg" title="File:Franz Marc 020.jpg">File:Franz Marc 020.jpg</a>
Frank Vincentz
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>