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: In that role, Adams negotiated the Adams–Onís Treaty Link Information: The Adams–Onís Treaty () of 1819 Question: In what year was the Adams-Onis Treaty signed?
Answer: 1819

Context: The first Cup match was held in Berne, Switzerland Link Information: The next, and last, edition of the Victoria Cup was held in Zurich Question: Which of the cities where the cup matches have been held has a larger population?
Answer: Zurich

Context: By 1975, he won an amateur film competition hosted by BBC Link Information: Its headquarters are at Broadcasting House in Westminster, London Question: Where is the network headquartered that hosted the amateur film competition that Rose won?

Answer: Westminster, London