Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Ex Input:
deck, corner, draw, tko, glove

Ex Output:
draw


Ex Input:
misuse, danish, fritter, dally, whittle

Ex Output:
danish


Ex Input:
camp, shark, whale, fish, dog

Ex Output:

camp