question: Where does Babe Paley's husband work at?
context: [["Mordechai Rotenberg", ["Mordechai Rotenberg( 1932) is an Israeli professor of social work at the Hebrew University of Jerusalem."]], ["William S. Paley", ["William Samuel Paley (September 28, 1901 \u2013 October 26, 1990) was the chief executive who built the Columbia Broadcasting System (CBS) from a small radio network into one of the foremost radio and television network operations in the United States."]], ["Babe Paley", ["Barbara", "\"Babe\" Cushing Mortimer Paley (July 5, 1915 \u2013 July 6, 1978) was an American socialite and style icon, whose second husband was the founder of CBS, William S. Paley.", "She was known by the popular nickname \"Babe\" for most of her life.", "She was named to the International Best Dressed List Hall of Fame in 1958."]], ["J. A. Lawrence", ["Judith Ann Blish( n\u00e9e Lawrence \u2014 born c. March 1940), known professionally as Judith L. Blish, Judy Blish, and J.A. Lawrence, is an American sketch artist and short fiction writer.", "She is most well known for her work on the series of\" Star Trek\" episode novelizations, alongside her husband James Blish, published from 1967 to 1978.", "She has been active in preserving, and promoting her husband's work."]], ["Slim Keith", ["Nancy\" Slim\" Keith,", "Lady Keith( July 15, 1917 \u2013 April 6, 1990) was an American New York socialite and fashion icon during the 1950s and 1960s, exemplifying the American jet set.", "She and her friend Babe Paley were the thinly veiled inspiration for characters in Truman Capote's novel.", "She is also credited with bringing Lauren Bacall to Hollywood's attention by showing her then- husband, producer Howard Hawks, a magazine cover with Bacall's picture on it."]], ["Christopher Shinn", ["Christopher Shinn is an American playwright.", "His play\" Dying City\"( 2006) was a finalist for the 2008 Pulitzer Prize for Drama, and\" Where Do We Live\"( 2004) won the 2005 Obie Award, Playwriting."]], ["Dave Grossman (game developer)", ["Dave Grossman is an American game programmer and game designer, most known for his work at Telltale Games and early work at LucasArts.", "He has also written several children's books, and a book of\" guy poetry\" called\" Ode to the Stuff in the Sink\"."]], ["David Shute", ["David Shute is a British journalist, best known for his work at the BBC."]], ["Frank Wildhorn", ["Frank Wildhorn( born November 29, 1958) is an American composer known for both his musicals and popular songs.", "He is most known for his musical\" Jekyll& Hyde\", which ran four years on Broadway, and for writing the# 1 International hit song\" Where Do Broken Hearts Go\" for Whitney Houston."]], ["Mary Horner Lyell", ["Mary Horner Lyell (9 October 1808 \u2013 24 April 1873) was a conchologist and geologist.", "She was married to the notable British geologist Charles Lyell and assisted him in his scientific work.", "She never became widely known in her own right, although it is believed by historians that she likely made major contributions to her husband's work."]]]
supporting_facts: [["Babe Paley", 1], ["William S. Paley", 0]]
evidences: [["Barbara \"Babe\" Cushing Mortimer Paley", "spouse", "William S. Paley"], ["William S. Paley", "employer", "Columbia Broadcasting System"]]
answer: Columbia Broadcasting System