In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
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Question: Context: A more powerful engine was added to the second prototype, and a single 7.92 mm (.312 in) MG 15 machine gun for the rear seat was added to the third prototype. Link Information: he World War II MG 15 was used in nearly all Luftwaffe aircraft with a flexible-mount defensive position. Question: What other planes were fitted with the MG 15?

Answer: Answer: nearly all Luftwaffe aircraft with a flexible-mount defensive position


Question: Context: After brief post-doc positions at SLAC and Caltech Link Information: none Question: Of the first two post-doc positions John Ellis held, which company did he work for the longest?

Answer: Answer: none


Question: Context: Merion Estes (born Salt Lake City, Utah on September 5, 1938) is a Los Angeles-based painter. Link Information: Salt Lake City is further situated within a larger metropolis known as the Salt Lake City–Ogden–Provo Combined Statistical Area, a corridor of contiguous urban and suburban development stretched along a 120 mi segment of the Wasatch Front, comprising a population of 2,606,548 (as of 2018 estimates). It is one of only two major urban areas in the Great Basin. It is also the seat of Salt Lake County, the most populous county in Utah.

The world headquarters of The Church of Jesus Christ of Latter-day Saints (LDS Church) is located in Salt Lake City. The city was founded in 1847 Question: How long after the founding of Salt Lake City was Merion Estes born?

Answer:
Answer: 91