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: KNVA in Austin, Texas Link Information: Located in within the greater Texas Hill Country, it is home to numerous lakes, rivers, and waterways, including Lady Bird Lake and Lake Travis on the Colorado River Question: What major river runs through the city where station KNVA is located?

A: Answer: Colorado River
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Q: Context: He rose through the ranks and has served as a member of UPDF delegation during the ill-fated Juba Peace Talks, at the rank of lieutenant colonel. Link Information: none Question: What year did Innocnet Oula participate in the Juba Peace Talks?

A: Answer: none
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Q: Context: In 1990, Sega president Hayao Nakayama sought a flagship series to compete with Nintendo's Mario franchise Link Information: Nakayama and Rosen arranged for a group of investors to purchase Sega Enterprises in 1984 for $38 million. Nakayama became CEO of Sega Enterprises, Question: How long has Nakayama been president of Sega when he was looking for a flagship series to compete with Mario?

A:
Answer: 6
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