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: Man sleeping on his side in a bed of white sheest.
Example Output: sheest.

Example Input: A wonan sitting next to a box of fruit and vegetables.
Example Output: wonan

Example Input: A table tnhat has an ink stamp on it, next to two bottles of wine and a computer and desk behind it.
Example Output:
tnhat