Queen of the Spiders
in 1986 and is a compilation of seven previous related modules , often referred to as a "supermodule . " Together , the seven adventures form an integrated campaign that begins in the World of Greyhawk , continues underground into the Underdark , and concludes in the Demonweb Pits , the abyssal lair of the demonic goddess Lolth . 
<triplet> Underdark <subj> World of Greyhawk <obj> from narrative universe <triplet> Lolth <subj> Underdark <obj> ancestral home