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.

Ex Input:
Category: weather 
Words: 70, sunny, equitable, fair, tangle

Ex Output:
equitable


Ex Input:
Category: activity 
Words: dally, seperate, fritter, waste, fried

Ex Output:
fried


Ex Input:
Category: baby animals 
Words: culture, fawn, kid, calf, woods

Ex Output:

culture