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: corporate 
Words: corporation, firm, alignment, taut, leverage

Ex Output:
taut


Ex Input:
Category: location (proximity) 
Words: near, close, gated, bordering, on top of

Ex Output:
gated


Ex Input:
Category: fried food 
Words: dumpling, danish, spend, blueberry, fritter

Ex Output:

spend