Question: What is the artefact which corrupted J.R.R. Tolkien's fictional character, Smeagol?
Sentence (from "Thingol"): He is notably a major character in many of the stories about the First Age of Tolkien's Middle-earth and he is an essential part of the ancestral backgrounding of the romance between Aragorn and Arwen in "The Lord of the Rings".
Relevant evidence: No