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'.

Context: On April 25, 1864, Gordon led his regiment at the Battle of Marks' Mills Link Information: none Question: Which city had a greater population the year Gordon led his regiment to the Battle of Marks' Mills, Little Rock or Camden?
Answer: none

Context: The Achaemenid Empire (550–330 BC), founded by Cyrus the Great, Link Information: The reign of Cyrus the Great lasted c. 30 years Question: What years did Cyrus the Great rule the Achaemenid Empire?
Answer: 30

Context: He received the brevet rank of colonel in the regular army for his services at the action of Pleasant Hill Link Information: The Battle of Pleasant Hill, Louisiana Question: In what state did the action take place where Smith brevetted for his services?

Answer: Louisiana