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: er next big screen venture was the indie Dare which was an official selection of the 2009 Sundance Film Festival. Link Information: none Answer: none
answer:
How much did the 2009 indie film Rossum appeared in gross after being an official Sundance selection?


question:
Context: The Korean War began and the Navy realized it had a need for an air station in the region Link Information: The Korean War (in South Korean , "Korean War"; in North Korean , "Fatherland Liberation War"; 25 June 1950 – 27 July 1953) Answer: 25 June 1950
answer:
When did the war begin that prompted the Navy to build the airport?


question:
Context: and in 1939, the Heinkel He 176 became the first aircraft to fly on liquid-fuelled rocket power alone. Link Information: The Heinkel He 176 was a German rocket-powered aircraft. It was the world's first aircraft to be propelled solely by a liquid-fuelled rocket, making its first powered flight on 20 June 1939  Answer: 45
answer:

How old was Lippisch when the Keinkel He 176 first flew?