Given a set of five words, generate the word from the set that does not belong (i.e. is the least relevant) with the other words. Words are separated by commas.

Ex Input:
frame, lead, dish, handle, glass

Ex Output:
dish


Ex Input:
bored, amp, board, fret, truss rod

Ex Output:
bored


Ex Input:
draw, deck, fold, gunwale, suits

Ex Output:

gunwale