TASK 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.
PROBLEM: Category: COLLEGE SPORTS TEAM NICKNAMES 
Clue: Penn State

SOLUTION: nittany lions

PROBLEM: Category: BIBLICAL PEOPLE 
Clue: When David said, "How the mighty have fallen!", he was referring to the deaths of this king & his son Jonathan

SOLUTION: saul

PROBLEM: Category: MUSIC & LITERATURE 
Clue: This John Bunyan work inspired the one-act opera "The Shepherds Of The Delectable Mountains"

SOLUTION:
"pilgrim\'s progress"