Detailed 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'.
Q: Context: and he supported the Democratic presidential candidacies of John F. Kennedy and Lyndon B. Johnson Link Information: John Fitzgerald Kennedy (May 29, 1917 Question: Which politician that Novak supported for the Democratic presidential candidacies is the oldest?
A:
Answer: Lyndon Baines Johnson