In this task, you need to answer 'Yes' if the given word is the longest word (in terms of number of letters) in the given sentence, else answer 'No'. Note that there could be multiple longest words in a sentence as they can have the same length that is the largest across all words in that sentence.

Example Input: Sentence: 'a man stands with his toothbrush in a towel'. Is 'his' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a kid holding a bat on the field very smiley'. Is 'holding' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a display case in a bakery with lots of different types of donuts'. Is 'in' the longest word in the sentence?
Example Output:
No