With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Pi is a puzzle.
text_B: Nancy `` Slim '' Keith , Lady Keith -LRB- July 15 , 1917 -- April 6 , 1990 -RRB- was an American New York socialite and fashion icon during the 1950s and 1960s , exemplifying the American jet set .. New York. New York City. socialite. socialite. jet set. jet set. She and her friend Babe Paley were the thinly veiled inspiration for characters in Truman Capote 's novel Answered Prayers .. Babe Paley. Babe Paley. Truman Capote. Truman Capote. Answered Prayers. Answered Prayers : The Unfinished 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 .. Howard Hawks. Howard Hawks. Lauren Bacall. Lauren Bacall
not_related.