You will be given a definition of a task first, then some input of the task.
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.

Category: THE 1960s 
Clue: Used most infamously in 1963, a .38-caliber Colt Cobra handgun belonging to this man sold in 1991 for $220,000
Output:
jack ruby