IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  12 sling bullets
(0, 1, D:1)
  11 gold pieces
(0, 3, D:1)
  a +0 club (still there?)
  a goblin corpse (still there?)
(0, 7, D:1)
  a +0 leather armour
(1, -4, D:1)
  a +0 club (still there?)
  a goblin corpse (still there?)
(12, -4, D:1)
  a +0 dagger
  3 stones
(12, -2, D:1)
  a ball python skeleton
(12, 0, D:1)
  16 poisoned darts
(14, -2, D:1)
  a ball python corpse (skeletalised by now)
(22, -11, D:1)
  a +0 leather armour
(22, -9, D:1)
  a ball python corpse
(30, -16, D:1)
  a +0 dagger
(37, 7, D:1)
  a +0 club
  a ball python corpse (skeletalised by now)
  a goblin corpse (skeletalised by now)
(37, 10, D:1)
  a goblin corpse (skeletalised by now)