Ans: 1987
Ques: Ys (, Isu, IPA: ( is) ) (/ is /) is a series of Japanese role-playing video games produced by Nihon Falcom. The first game in the series, Ys I: Ancient Ys Vanished, was released on the NEC PC-8801 in 1987. Ys is considered to be the company's flagship franchise.

Based on this passage, when did the first ys game come out?
CoT: The relevant information to answer the above question is: The first game in the series, Ys I: Ancient Ys Vanished, was released on the NEC PC-8801 in 1987.
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Ans: Cockerel Chorus
Ques: "Nice One Cyril" is a single by Cockerel Chorus written by Harold Spiro and Helen Clarke. The song title is a reference to Cyril Knowles, a left back who played for Tottenham Hotspur. It was released before the 1973 Football League Cup Final where Tottenham played Norwich City. It reached No. 14 on the British single chart after Tottenham won, and its writers Spiro and Clarke received an Ivor Novello Award for Best Novel or Unusual Song in 1974.

Answer this question: who sang nice one cyril nice one son?
CoT: The relevant information is: "Nice One Cyril" is a single by Cockerel Chorus written by Harold Spiro and Helen Clarke.
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Ans: July 16 , 2009
Ques: Although Sears' naming rights expired in 2003, the building continued to be called the Sears Tower for several years. In March 2009, London-based insurance broker Willis Group Holdings agreed to lease a portion of the building, and obtained the building's naming rights. On July 16, 2009, the building was officially renamed Willis Tower. On August 13, 2012, United Airlines announced it would move its corporate headquarters from 77 West Wacker Drive to Willis Tower.

When did the sears tower became the willis tower?
CoT: To answer the question, consider the following: On July 16, 2009, the building was officially renamed Willis Tower.
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