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: motherboard, folder, hardware, file, schedule appointments

Output: schedule appointments


Input: Consider Input: current, timely, prompt, drink, do tests

Output: drink


Input: Consider Input: dance hall, grilled cheese, place, team, club


Output: grilled cheese