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 photo of a man in a suit and tie'. Is 'photo' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'these cows are in a parking lot next to a fence'. Is 'parking' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a man wiping out on a surfboard on a wave'. Is 'surfboard' the longest word in the sentence?
Example Output:
Yes