Walled In by Arch7

4,2,2,2,1,2,2,2,3,0,1,2,2,2,3,0,1,2,2,2,3,4,2,2,2,4,2,2,3,0,1,2,3,0,0,0,1,2,3,0,0,0,1,2,3,0,1,2,2,2,4,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,2,2,4,2,3,0,1,3,0,1,3,0,1,3,0,1,3,0,1,3,0,1,3,0,1,2,2,4,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,2,4,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,2,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,0,0,0,0,0,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,14,0,0,1,3,0,1,2,2,2,2,2,3,0,0,0,0,0,0,0,0,0,0,0,14,4,2,0,0,0,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,2,4,2,3,0,1,2,2,3,0,0,0,0,0,0,1,2,2,3,0,0,0,0,1,2,2,4,2,0,0,0,1,3,0,0,0,0,0,0,0,0,1,3,0,0,0,0,0,0,4,2,4,2,0,0,0,0,1,2,2,3,0,0,0,0,0,0,1,2,2,3,0,0,0,4,2,4,2,0,0,0,0,0,1,3,0,0,0,0,0,0,0,0,1,3,0,0,0,0,4,2,4,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,2,4,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,10,0,4,2,4,2,14,0,0,0,0,16,4,2,2,2,2,2,2,2,2,2,2,2,2,2,0,4,2,4,2,2,2,2,2,2,2,2,2,2,2,0,10,10,10,10,10,10,10,10,10,0,14,4,4,2,2,2,2,2,2,2,2,2,2,3,0,1,2,2,2,2,2,2,2,2,2,2,2,4,2,3,0,0,0,0,0,0,0,0,10,19,10,0,0,0,0,0,0,0,0,1,2,2,4,2,0,0,0,0,0,0,0,0,0,1,2,3,0,0,0,0,0,0,0,0,0,4,2,4,2,0,20,10,10,10,10,10,0,1,2,2,2,3,0,10,10,10,10,10,20,0,4,2,4,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,3,7,0,0,1,3,2,0,1,0,1,X