Question: Tightrope Walker is an outdoor bronze sculpture that commemorates an American soldier, lawyer, intelligence officer and diplomat best remembered as the wartime head of what?
Sentence (from "Tightrope Walker (sculpture)"): Tightrope Walker (sometimes Tight Rope Walker) is an outdoor bronze sculpture by Dutch artist Kees Verkade, installed on Columbia University's Revson Plaza in Upper Manhattan, New York City, in 1979.
Relevant evidence: Yes