Riddle

Level 1 of the Dungeon
(0, 0, D:1)
  a giant cockroach corpse
(2, 0, D:1)
  13 stones
  (unseen)
(3, -7, D:1)
  a +0 robe
(4, -19, D:1)
  a +0 club (still there?)
  a bat corpse (still there?)
(6, -34, D:1)
  a leopard gecko corpse
(6, -33, D:1)
  a +0 club
  a kobold corpse
(7, -29, D:1)
  a potion of heal wounds
(9, -32, D:1)
  a +0 hunting sling
(11, -28, D:1)
  15 stones
(11, -15, D:1)
  a +0 dagger
  a hobgoblin corpse (skeletalised by now)
  a goblin corpse (skeletalised by now)
  a jackal corpse (skeletalised by now)
  a hobgoblin corpse (skeletalised by now)
(12, -25, D:1)
  a +0 club
(16, -5, D:1)
  9 gold pieces
(17, -1, D:1)
  a scroll of immolation