Question: What is the uncommon name for the Chicago tower for which Jaros, Baum, & Bolles is best known?
Sentence (from "Willis Tower"): At completion in 1973, it surpassed the World Trade Center towers in New York to become the tallest building in the world, a title it held for nearly 25 years and remained the tallest building in the Western Hemisphere until 2014 and the completion of a new building at the World Trade Center site.
Relevant evidence: No