instruction:
In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.
question:
Context: In December 2001 the Leader of the Labour Party and incumbent Prime Minister Kok announced he was stepping down as Leader and that he wouldn't stand for the election of 2002 Link Information: Willem "Wim" Kok (; 29 September 1938 – 20 October 2018) Answer: 63
answer:
How old was the Prime Minister when he announced he was stepping down?


question:
Context: larger LDS Church did not follow that practice, and it was led after Joseph Smith's death by Brigham Young. Link Information: The children of Joseph Smith Jr., the founder of the Latter Day Saint movement, Answer: 43
answer:
How old was Smith's successor as leader of the LDS Church when Smith died?


question:
Context: From 1989 to 1992 he was chairman of the Performing Right Society. Link Information: none Answer: none
answer:

Who else was on the board of the Performing Right Society while Mitchell was chairman of that same board?