You will be given a definition of a task first, then some input of the task.
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: Ashley had already moved to Ste. Genevieve, in what was then a part of the Louisiana Territory, when it was purchased by the United States from France in 1803 Link Information: In return for fifteen million dollars, or approximately eighteen dollars per square mile, the United States nominally acquired Question: What was the price of the land that the United States bought from France in 1803?
Output:
Answer: fifteen million dollars