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 consistency, answers should be in all lower cased letters.
PROBLEM: Category: WEIGHTS & MEASURES 
Clue: Number of teaspoons in a tablespoon

SOLUTION: 3

PROBLEM: Category: RANKS & TITLES 
Clue: Inheriting property & title from her deceased husband made Tz'u-hsi of China this kind of Empress

SOLUTION: dowager

PROBLEM: Category: ROBBERS 
Clue: Members of this Kansas gang tried one raid too many; Emmett lived & was sentenced to prison

SOLUTION:
the daltons