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: crane, davit, swift, upraise, hoist

Output: swift


Input: Consider Input: vitamin c, salt, fat, big, absorption

Output: absorption


Input: Consider Input: jack, string, crying, neck, fret


Output: crying