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.

Example Input: Context: an unexpected loss in the 1976 final) Link Information: The UEFA Euro 1976 Final was the final match of UEFA Euro 1976, the fifth UEFA European Football Championship, UEFA's top football competition for national teams. The match was played at Stadion Crvena Zvezda, Belgrade, on 20 June 1976. The match was contested by Czechoslovakia and West Germany. Answer: Czechoslovakia
Example Output: Who defeated West Germany to win the 1976 final?

Example Input: Context: In 1570, Pope Pius V issued his papal bull Regnans in Excelsis Link Information: Pope Pius V (17 January 1504 1 May 1572), born Antonio Ghislieri (from 1518 called Michele Ghislieri, O.P.), was head of the Catholic Church and ruler of the Papal States from 8 January 1566 to his death in 1572. Answer: 1566
Example Output: When did the pope who issued Regnans in Excelsis attain his position as pope?

Example Input: Context: In 1971, Bob Shad, who had worked with her as producer at Mercury, asked her to record for his label, Mainstream, which he had founded after leaving Mercury. Link Information: Mainstream Records was an American record company and independent record label founded by music producer Bob Shad in 1964. Answer: 1964
Example Output:
What year did Vaughn's producer form hiw own label after leaving Mercury?