In this task, you are given a question. You have to answer the question based on your information.
One example: Roman Yakub won first price in a Choral Composition Competition at a liberal arts college founded by who?
Solution is here: William Egbert
Explanation: This is a good example, and output correctly answers the question.

Now, solve this: Russell Springs is a home rule-class city in Russell County, Kentucky, in the United States, the city is the gateway to which one of the largest man-made lakes in the region, a reservoir in Kentucky?
Solution:
Lake Cumberland