Definition: You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
Input: Category: NATIONAL PARKS
Clue: When it became a national park in 1919, it got this name used by the locals because it seemed like heaven on Earth
Output:
zion national park