IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  6 stones
(3, 44, D:1)
  a frilled lizard corpse (skeletalised by now)
(6, 54, D:1)
  a quokka corpse (skeletalised by now)
(7, 31, D:1)
  a rat skeleton
(9, 34, D:1)
  a +0 whip
(10, 38, D:1)
  a +0 ring mail
(10, 40, D:1)
  a frilled lizard skeleton
(11, 38, D:1)
  a stone
(11, 49, D:1)
  a quokka corpse (skeletalised by now)
(23, 53, D:1)
  a +0 short sword
(33, 13, D:1)
  a +0 club
  a goblin skeleton
(35, 41, D:1)
  a ball python skeleton
(40, 6, D:1)
  a +0 leather armour
(40, 7, D:1)
  a kobold skeleton
(40, 9, D:1)
  7 stones
  a +0 club
  a hobgoblin skeleton
(40, 28, D:1)
  a quokka corpse (skeletalised by now)
(43, 13, D:1)
  a +0 robe
(57, 33, D:1)
  a +0 club
(60, 23, D:1)
  a frilled lizard corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a ball python corpse (skeletalised by now)
(2, -9, D:2)
  a quokka corpse (skeletalised by now)
(4, -9, D:2)
  a bat corpse (skeletalised by now)
(14, -9, D:2)
  a hobgoblin corpse (skeletalised by now)
(29, 0, D:2)
  4 poisoned darts
(30, -22, D:2)
  a ball python corpse (skeletalised by now)
(32, -7, D:2)
  a quokka corpse
(35, 10, D:2)
  a +0 robe
(38, -7, D:2)
  a ball python corpse (skeletalised by now)
(38, 13, D:2)
  a +0 rapier
(39, -2, D:2)
  9 stones
(42, -7, D:2)
  a +0 ring mail