Schematic drawing of contact between body and floor as well as direction of fall/rolling, in "Mae ukemi" (forward falling) in Japanese martial arts; back view;
<a href="//commons.wikimedia.org/wiki/User:Chrkl" title="User:Chrkl">Chrkl</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>