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: ubiquitous, general, basic, major, popular

Output: major


Input: Consider Input: neat, alright, beautiful, level, fine

Output: alright


Input: Consider Input: course, current, data sets, prompt, early


Output: course