IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 ring mail
(1, 6, D:1)
  a +0 chain mail
(20, 38, D:1)
  a +0 leather armour
(24, 38, D:1)
  a +0 whip
(25, 18, D:1)
  a jackal skeleton
(29, 18, D:1)
  a rat skeleton
(31, 15, D:1)
  a goblin skeleton
(32, 3, D:1)
  a rat skeleton