instruction:
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.
question:
Context: He launched Magill magazine in September 1977 with Noel Pearson and Mary Holland. Link Information: Mary Holland (19 June 1935 – 7 June 2004) Answer: 42
answer:
How old was Mary Holland when Magill magazine was launched?


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: he was captured by the Tatars after the Battle of Korsun in 1648. Link Information: none Answer: none
answer:

Which influential prisoners were taken at the Battle of Korsun?