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: GAME DESCRIPTIONS 
Clue: Send a one-hopper home to get the guy who tagged up; shoot it around the horn

SOLUTION: baseball

PROBLEM: Category: POTPOURRI 
Clue: This chess piece that usually looks like part of a castle is sometimes called a castle

SOLUTION: rook

PROBLEM: Category: NONFICTION 
Clue: In 1993 she published "The Downing Street Years", a memoir of her time as prime minister

SOLUTION:
margaret thatcher