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: JACKs 
Clue: Explaining why he lost the heavyweight championship to Gene Tunney, he said, "I forgot to duck"

SOLUTION: jack dempsey

PROBLEM: Category: NATIVE AMER. WOMEN 
Clue: Even after their marriage ended, this Osage Indian was still Balanchine's Sugar Plum Fairy

SOLUTION: tallchief

PROBLEM: Category: COMPOUND WORDS 
Clue: Before a sports event, many have this type of party, where food & drink are served right from the back of the car

SOLUTION:
a tailgate party