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: 'three smart phones sitting on top of a wooden table'. Is 'three' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a lot of bikes parked next to each other on a sidewalk'. Is 'sidewalk' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a couple of elephants are standing by some cars'. Is 'elephants' the longest word in the sentence?
Example Output:
Yes