Riddle

Level 1 of the Dungeon
(0, 0, D:1)
  a potion of resistance
(0, 1, D:1)
  19 stones
(0, 21, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(8, 16, D:1)
  a hobgoblin skeleton
(16, 31, D:1)
  a frilled lizard corpse (skeletalised by now)
(18, 4, D:1)
  28 stones
(22, 8, D:1)
  21 stones
(26, 17, D:1)
  a +0 dagger
  a +0 club