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 person riding a surf board on a body of water'. Is 'riding' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'someone riding a wave on there surf board '. Is 'a' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'the image shows a plant with small beads'. Is 'beads' the longest word in the sentence?
Example Output:
Yes