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: kitchenware 
Words: spoon, glass, bowl, lead, cup

Ex Output:
lead


Ex Input:
Category: type of sandwich 
Words: meeting, bacon, submarine, toast, club

Ex Output:
meeting


Ex Input:
Category: boats 
Words: bow, draw, galley, deck, crew

Ex Output:

draw