Teacher: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'.
Teacher: Now, understand the problem? Solve this instance: Context: Gorges returned to England in 1643 to fight in the English Civil War. Link Information: The English Civil War (16421651) was a series of civil wars and political machinations between Parliamentarians ("Roundheads") and Royalists ("Cavaliers") principally over the manner of England's governance Question: How long had the civil war been underway when Gorges returned?
Student:
Answer: 1