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: Born in Berlin Link Information: The earliest evidence of settlements in the area of today's Berlin are remnants of a house foundation dated to 1174,  Question: How old is the city where Herz was born?
Output:
Answer: 846