Q: 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: They were spotted the next day about downstream, just upriver from Rio Vista, where they lingered for several days, seemingly hesitant to pass under the Rio Vista Bridge. Link Information: none Question: In what country is the bridge that the whales were initially hesitant to pass under?
A:
Answer: none