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.

Input: Consider Input: goose, cow, bend, lion, duck

Output: bend


Input: Consider Input: hunting, fish, kayak, goat, raft

Output: goat


Input: Consider Input: blaze, hire, combustion, fire, burn


Output: hire