In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

Input: Consider Input: Context: His brother was Malcolm Fraser (1939–2012), Emeritus Professor of Opera at the University of Cincinnati and co-founder of the Buxton Festival Link Information: The Buxton Festival is an annual summer festival of opera, music, and (since 2000) a literary series, held in Buxton, Derbyshire, in England since its beginnings in July 1979 Answer: 1979

Output: Which year did the festival that Robert Fraser's brother helped co-found first start?


Input: Consider Input: Context: And in 2011, he was a faculty member on the Hertog Political Studies Program in Washington, D.C. Lynch was granted the Olin Faculty Fellowship to support his work on a new book about Machiavelli's thoughts on war. Additionally, on the 500th anniversary of the writing of Machiavelli's The Prince, Link Information: none Answer: none

Output: How many copies have sold of the book that Lynch discussed at its 500th anniversary in 2011?


Input: Consider Input: Context: The Pittsburgh Steelers compete in the National Football League (NFL) as a member club of the American Football Conference (AFC) North division. Link Information: This conference and its counterpart the National Football Conference (NFC), currently contain 16 teams Answer: 15


Output: How many teams other than the Steelers are there in the American Football Conference?