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.

Input: Consider Input: Category: ANNIVERSARY GIFTS 
Clue: In one form or another you can fork over this metal on the 5th or 25th anniversary

Output: silver


Input: Consider Input: Category: "R"ITERS 
Clue: This author of the hitchhiking novel "Even Cowgirls Get the Blues" once hitchhiked across the U.S.

Output: tom robbins


Input: Consider Input: Category: THE BIBLE 
Clue: God's promise to Noah of no more floods was sealed by the appearance of this in the sky


Output: the rainbow