IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a hobgoblin corpse (skeletalised by now)
(0, 40, D:1)
  a +0 mace
(11, 19, D:1)
  a +0 dagger
  a stone
(20, -9, D:1)
  a +0 ring mail
(21, -10, D:1)
  a +0 dagger
  3 stones
(21, -9, D:1)
  a +0 dagger
(27, 15, D:1)
  a +0 short sword
  a stone
(28, 1, D:1)
  a +0 sling
(32, -10, D:1)
  a +0 dagger
(54, 39, D:1)
  a rat corpse