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.

Q: Context: He was the son of Henry Andrade Harben and the grandson of Sir Henry Harben Link Information: Henry Andrade Harben FSA (12 August 1849 - 18 August 1910) Answer: 26

A: What is the age difference between Harben's father and grandfather?
****
Q: Context: Daxing was renamed Chang'an in year 618 when the Duke of Tang, Li Yuan, proclaimed himself the Emperor Gaozu of Tang. Link Information: born Li Yuan, courtesy name Shude, was the founder of the Tang dynasty of China, and the first emperor of this dynasty from 618 to 626. Answer: 8

A: How many years did Duke of Tang serve as emperor after renaming Daxing, Chang'an?
****
Q: Context: one team, the Green Bay Packers, is exempt from this under a grandfather clause and is owned by shareholders Link Information: Home games have been played at Lambeau Field since 1957. Answer: Lambeau Field

A:
In what stadium does the only team in the NFL owned by shareholders play football?
****