whodunnit

Level 1 of the Dungeon
(0, 0, D:1)
  a hobgoblin corpse (skeletalised by now)
(1, 0, D:1)
  a hobgoblin corpse (skeletalised by now)
(9, -10, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(16, -24, D:1)
  a +0 dagger
(19, 0, D:1)
  a hobgoblin corpse (skeletalised by now)
(21, -3, D:1)
  a +0 mace
(22, -7, D:1)
  a rat skeleton
(28, 1, D:1)
  a bat corpse (skeletalised by now)
(38, -17, D:1)
  a hobgoblin skeleton
(38, -4, D:1)
  a hobgoblin corpse (skeletalised by now)
(39, -8, D:1)
  a rat corpse (skeletalised by now)
(39, -5, D:1)
  a +0 club
(40, -8, D:1)
  a ball python corpse (skeletalised by now)
(40, -5, D:1)
  a +0 club
  3 stones
(41, 6, D:1)
  a frilled lizard corpse (skeletalised by now)
(44, 11, D:1)
  a +0 robe

Level 2 of the Dungeon
(15, -2, D:2)
  a bat skeleton
(18, -40, D:2)
  a +0 leather armour
(19, 1, D:2)
  a +0 club
  a goblin skeleton
(23, -7, D:2)
  a +0 ring mail
(34, -32, D:2)
  6 javelins
(37, -31, D:2)
  a +0 mace
(45, -31, D:2)
  a +0 scale mail
(45, -25, D:2)
  a bat corpse (skeletalised by now)
(46, -17, D:2)
  the +6 hand axe of a Gauntlet {speed, *Corrode Will+++ Int+3 Stlth+}
    *Corrode:   It may corrode you when you take damage.
    Will+++:    It greatly increases your willpower.
    Int+3:      It affects your intelligence (+3).
    Stlth+:     It makes you more stealthy.
(60, -20, D:2)
  an adder corpse (skeletalised by now)

Level 3 of the Dungeon
(10, 14, D:3)
  a +0 leather armour
(18, 17, D:3)
  an adder corpse (skeletalised by now)
(20, 0, D:3)
  a quokka corpse (skeletalised by now)
(23, 9, D:3)
  a hobgoblin corpse (skeletalised by now)
(30, 7, D:3)
  a +0 spectral quarterstaff
(36, 17, D:3)
  a +2 whip of flaming
  a +0 hand axe
  a +0 scale mail
(36, 18, D:3)
  a +0 hand axe
(41, 28, D:3)
  a frilled lizard corpse (skeletalised by now)
(46, 18, D:3)
  a jackal skeleton
(47, 12, D:3)
  a bat skeleton
(47, 18, D:3)
  a jackal skeleton
  a jackal skeleton
(48, 18, D:3)
  an adder skeleton

Level 4 of the Dungeon
(4, -6, D:4)
  a +0 cloak
(5, -4, D:4)
  a +0 short sword
(13, 4, D:4)
  a quokka corpse
(19, -2, D:4)
  a +0 dagger
(22, -11, D:4)
  a hobgoblin corpse
(30, -8, D:4)
  a poisoned dart