Using your umbrella, which is black, you kneel on your backpack so not
to hurt your knees. Poking every third block from the doorway and on.
You get to almost the exact middle and your umbrella gets a bit gray
in one sliver. Seeing the difference you use the tip of the umbrella
to dig out some of the dirt and mortar. After diging a small pile you
use both hands to push out the stone. You carefully put your left arm
out of the hole and then your head, leaving your left arm to hold onto
the wall and your backpack. Looking down you see.....