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'.
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Question: Context: After brief post-doc positions at SLAC and Caltech Link Information: none Question: Of the first two post-doc positions John Ellis held, which company did he work for the longest?

Answer: Answer: none

Question: Context: Vittorio Veneto was ordered under the 1934 construction program, and was named for the Battle of Vittorio Veneto, Link Information: The Battle of Vittorio Veneto was fought from 24 October to 3 November 1918 Question: When did the battle for which Vittorio Veneto is named begin?

Answer: Answer: 24 October

Question: Context: Together with Robert B. Leighton, he completed the Two-Micron Sky Survey Link Information: Together with Eric Becklin, he discovered the BecklinNeugebauer Object Question: Which colleague Neugebauer collaborated with at Mount Wilson Observatory is the oldest?

Answer:
Answer: Robert B. Leighton