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'.
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Question: Context: Robert Elwes, aged 28, left England on 20 March 1848 on board the Eclipse. Link Information: elebrity Eclipse is the third Solstice-class ship, preceded by Celebrity Solstice and Celebrity Equinox. Question: What type of ship was Eclipse?

Answer: Answer: Solstice-class

Question: Context: The Bofors 37mm anti-tank gun was an anti-tank gun designed by Swedish manufacturer Bofors in the early 1930s originally for Swedish use. Link Information: Located in Karlskoga, Sweden, the company originates from the hammer mill "Boofors", which was founded as a royal state-owned company in 1646. Question: How long had the company Bofors existed when they started manufacturing the Bofors 37 mm anti-tank gun

Answer: Answer: 284

Question: Context: He went on to graduate studies at the University of California, Berkeley, where he did research in nuclear physics at the Radiation Laboratory under Link Information: In 1928, he was hired as an associate professor of physics at the University of California, Berkeley Question: How many years had Ernest Lawrence worked at UCLA before Backus attended?

Answer:
Answer: 5