The given sentence contains a typo which could be one of the following four types: (1) swapped letters of a word e.g. 'niec' is a typo of the word 'nice'. (2) missing letter in a word e.g. 'nic' is a typo of the word 'nice'. (3) extra letter in a word e.g. 'nicce' is a typo of the word 'nice'. (4) replaced letter in a word e.g 'nicr' is a typo of the word 'nice'. You need to identify the typo in the given sentence. To do this, answer with the word containing the typo.

Ex Input:
A zevbra eating food in a enclosure with a man and baby looking on.

Ex Output:
zevbra


Ex Input:
an miage of a zebra herding in the pasture

Ex Output:
miage


Ex Input:
two azebras are standing next to each other and some bushes

Ex Output:

azebras