Definition: 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: Livingstone was a vocal opponent of the Conservative Party government of Prime Minister Margaret Thatcher, which in 1986 abolished the GLC. Link Information: Margaret Hilda Thatcher, Baroness Thatcher, (; 13 October 19258 April 2013) Question: How old was Margaret Thatcher the year that she abolished the GLC?
Output:
Answer: 61