Instructions: 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'.
Input: Context: defeated Takanosato in his first ever bout against a yokozuna Link Information: He was runner-up in the tournaments of March and May 1983, and then took his second championship in July. Following this tournament was promoted to yokozuna. Question: How old was Takanosato when he reached yokozuna ranking?
Output:
Answer: 30