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: After patrol duty early in October, Lardner returned to escort duty between New Caledonia and the Solomons, then screened task forces operating out of Purvis Bay in the Bougainville Campaign. Link Information: The first phase, in which American troops landed and held the perimeter around the beachhead at Torokina, lasted from November 1943 Question: What year did the Bougainville Campaign begin?
answer:
Answer: 1943

question:
Context: He joined 100 Squadron as a Lancaster pilot Link Information: The Avro Lancaster is a British four-engined Second World War heavy bomber. Question: Who was the manufacturer of the planes Thomas flew when he joined 100 Squadron?
answer:
Answer: Avro

question:
Context: The Battle of Pakchon (5 November 1950) Link Information: Pakch'on County is a kun, or county, in southern North P'yongan province, North Korea. Question: Did the Battle of Pakchon take place in North Korea or in South Korea?
answer:
Answer: North Korea