IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 dagger
  a goblin corpse
(4, -5, D:1)
  a +0 chain mail
(6, 0, D:1)
  a bat corpse
(31, -6, D:1)
  a rat corpse
  a frilled lizard corpse
(32, -8, D:1)
  a hobgoblin corpse
(34, -8, D:1)
  a bat corpse