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: THE KOREAN WAR 
Clue: In bitter battles of 1951, Pork Chop was a hill & Heartbreak was one of these

SOLUTION: ridge

PROBLEM: Category: O FOR A 
Clue: Completely humble yourself for small stones & pebbles

SOLUTION: grovel for gravel

PROBLEM: Category: SHALL WE "DANCE"? 
Clue: Characters in this 1990 Oscar winner included Wind In His Hair, Kicking Bird & Lt. John Dunbar

SOLUTION:
dances with wolves