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: he resulting disturbance organized into a Link Information: none Answer: none
answer:
Is a tropical depression stronger than a tropical storm?


question:
Context: As the German Sixth Army was encircled in Stalingrad, Link Information: none Answer: none
answer:

What year was the city founded where the German Sixth Army was encircled?