Quadrisection flag. The two lower quarts are black and white vertically striped; the upper right quarter is green; the upper left quarter has a red cross on white background
<a href="//commons.wikimedia.org/wiki/User:Blackcat" title="User:Blackcat">Blackcat</a>
2016-09-08 16:50
<span class="int-own-work" lang="en">Own work</span>