instruction:
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'.
question:
Context: Operating with destroyers, she sank Sperrbrecher 157 on 14/15 August and during the battle of Battle of Audierne Bay sank five Vorpostenboote on 22/23 August. Link Information: The Battle of the Audierne Bay took place on 23 August 1944  Question: How long did the battle where HMS Mauritius sank five Vorpostenboote last?
answer:
Answer: 1


question:
Context: Later, he acted in the Tollywood industrial hit Bobbili Brahmanna which earned him Filmfare Best Actor Award (Telugu) and Nandi Award for Best Actor. Link Information: Brahmanna (Krishnam Raju) Question: What role did Raju play in the Tollywood industrial hit?
answer:
Answer: Brahmanna 


question:
Context: WQXL switched to country music in the summer of 1966 Link Information: WNOK 1230 AM signed on January 1, 1947 Question: How many years had WNOK been operating when WQXL switched to country music?
answer:

Answer: 19