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'.

[Q]: Context: Hackleman and the 16th Indiana were sent to the Eastern Theater where they were engaged at the Battle of Ball's Bluff. Link Information: The Battle of Ball's Bluff in Loudoun County, Virginia on October 21, 1861, Question: What city was the battle in that the 16th Indiana Volunteer Infantry fought in the Eastern Theater?
[A]: Answer: Loudoun County


[Q]: Context: The movie Saturday Night Fever was released in December 1977 Link Information: none Question: How many albums did Van McCoy sell the year Saturday Night Fever was released?
[A]: Answer: none


[Q]: Context: The first historical ruler Mieszko I of Poland (c.965–992) of the Piast dynasty and his successors: Link Information: none Question: How many rulers from the Piast Dynasty was there?
[A]:
Answer: none