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 woman leaning on a statue on a bench'. Is 'leaning' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a building some trees lights and a fence'. Is 'trees' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'black and white photograph of a traffic sign covered in graffiti'. Is 'in' the longest word in the sentence?
Example Output:
No