IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 dagger
(0, 33, D:1)
  a +0 club
(3, 5, D:1)
  a +0 club
(3, 25, D:1)
  7 stones
(3, 29, D:1)
  a +0 robe
(4, -5, D:1)
  a +0 chain mail
(4, 21, D:1)
  a hobgoblin corpse (skeletalised by now)
(9, 13, D:1)
  a book of Blasting
(11, 19, D:1)
  6 stones
(37, 14, D:1)
  a +0 spear
(46, -5, D:1)
  a +0 dagger
(49, -14, D:1)
  a +0 ring mail
(49, 14, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(60, 7, D:1)
  a +0 club