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: State banks such as the State Housing Bank, the State Educational Loan Fund and Postbanken allowed for governmental control over private debt. Link Information:  The agency is based in Drammen and was created by a 1946 law.  Question: Which state bank is older, the State Housing Bank or Postbanken?

Answer: Answer: State Housing Bank


Question: Context: The episode's writer, David X. Cohen, developed the idea after visiting the Link Information: The original Victorian Gothic building, which was opened in 1877, was designed by Calvert Vaux and J. Wrey Mould, both already closely identified with the architecture of Central Park. Question: When did the place that inspired David Cohen to write "Lisa the Skeptic" first open?

Answer: Answer: 1877


Question: Context: In the immediate aftermath of World War II Link Information: surprising the US with their first test in 1949 Question: How many years passed from the end of World War II and the date that the USSR tested their first nuclear weapon?

Answer:
Answer: 4