Yendor

the Dungeon
(0, 0, D)
  a stone
(6, 0, D)
  a bat skeleton
(7, 0, D)
  2 stones
  a kobold corpse (skeletalised by now)
  a rat corpse (skeletalised by now)
(12, 0, D)
  an adder corpse (still there?)
  a giant gecko corpse (still there?)