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: fawn, love, calf, flatter, identity

Output: calf


Input: Consider Input: cake, fudge, rich, invent, cream

Output: invent


Input: Consider Input: admiral, general, typical, common, boring


Output: admiral