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 steeet sign that is mounted to the side of a building.
Example Output: steeet

Example Input: A black and white photo of luggage sitting beside a hardware tablr.
Example Output: tablr.

Example Input: Vegrtable tofu pizza prima vera on a while plate
Example Output:
Vegrtable