Given a category and a set of five words, find the word from the set that does not belong (i.e. is the least relevant) with the other words in the category. Words are separated by commas.

Input: Consider Input: Category: aesthetic characteristic 
Words: high quality, fine, attractive, alright, level

Output: alright


Input: Consider Input: Category: secretary duty 
Words: order office supplies, sort mail, file, program, type

Output: program


Input: Consider Input: Category: physical activity 
Words: drop, exercise, equinox, tumble, fall


Output: equinox