IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a rat corpse
(1, -5, D:1)
  a rat corpse
(2, -2, D:1)
  a +0 dagger
  5 stones
  a kobold corpse
(8, 7, D:1)
  7 stones
(14, 5, D:1)
  4 boomerangs
(16, 5, D:1)
  a +0 spear
(17, -7, D:1)
  a stone
(25, -12, D:1)
  a +0 ring mail
(28, -1, D:1)
  a +0 trident