Question: What city in France has a hall named after the commander of the American Expeditionary Force  on the Western Front in World War I?
Sentence (from "Pershing Hall"): The cornerstone of the building, which can be seen from the courtyard, is the identical keystone of the old Chateau-Thierry bridge which spanned the Marne at the point where the American troops turned the tide of the German advance on Paris.
Relevant evidence: No