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.
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Question: Context: On 17 April 2010, the president of German airline Air Berlin, in an interview with the newspaper Bild am Sonntag, stated that the risks for flights due to this volcanic haze were nonexistent, because the assessment was based only on a computer simulation produced by the VAAC. Link Information: On 17 April 2010, the president of German airline Air Berlin, in an interview with the newspaper Bild am Sonntag, stated that the risks for flights due to this volcanic haze were nonexistent Answer: 3548000

Answer: How many subscribers did the newspaper Bild am Sonntag have the year that the president of German airline Air Berlin, in an interview with the newspaper stated that the risks for flights due to this volcanic haze were nonexistent?

Question: Context: At the Northern Ireland Trophy, he beat Robert Stephen 50 before falling to David Gilbert 05 in qualifying. Link Information:

Robert Stephen (born 27 June 1984) Answer: David Gilbert

Answer: Which of the players Liang Wenbo faced in the qualifying event at the Northern Ireland Trophy was older?

Question: Context: At the start of the Second World War before the US entered the war, there were a large number of American volunteers offering their services. No. 71 was formed at RAF Church Fenton on 19 September 1940 with Brewster Buffalos Link Information: Royal Air Force Church Fenton or RAF Church Fenton was a former Royal Air Force (RAF) station located south east of Tadcaster, North Yorkshire, England Answer: England

Answer:
In what country was No. 71 formed?