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: mode of transportation 
Words: swim, bike, soar, fly, jump

Ex Output:
jump


Ex Input:
Category: emotional status 
Words: truss rod, emotional supports, emotional upsets, emotionalities, fret

Ex Output:
truss rod


Ex Input:
Category: poker 
Words: blind, suits, fold, deck, canvas

Ex Output:

canvas