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.

Example Input: A peeson wearing cold weather attire on a snow board.
Example Output: peeson

Example Input: Orirental family at a table with a half eaten pizza.
Example Output: Orirental

Example Input: A man on a surfboard in the ocean, riding a wave as the water crashes behind hm.
Example Output:
hm.