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: TRANSPORTATION
Clue: In the 19th century Gustavus Swift developed this type of railway car to preserve his packed meat

SOLUTION: refrigerator car

PROBLEM: Category: THOSE WACKY GERMANS
Clue: From 1949 to 1990 Germany was split into 2 countries, which were called this

SOLUTION: east & west germany

PROBLEM: Category: FINAL RESTING PLACES
Clue: You'll find the 13 imperial tombs of the Ming dynasty in a valley on the outskirts of this capital

SOLUTION:
beijing