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: alcoholic drinks 
Words: wine, rum, bridge, tonic, gin

Ex Output:
bridge


Ex Input:
Category: moral characteristic 
Words: honorable, balanced, fair, pale, trustworthy

Ex Output:
pale


Ex Input:
Category: nutritional value 
Words: chunky, fat, calcium, carbs, iron

Ex Output:

chunky