IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 dagger
(2, 4, D:1)
  a +0 club
  a +0 club
(2, 19, D:1)
  a +0 robe
(5, 15, D:1)
  a +0 robe
(16, 7, D:1)
  5 stones
(20, 18, D:1)
  a +0 club
(34, 16, D:1)
  5 stones

Level 2 of the Dungeon
(0, 0, D:2)
  a rat corpse (skeletalised by now)
(12, 17, D:2)
  4 stones
(16, 30, D:2)
  a +0 trident