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 single engine plane on the run way'. Is 'on' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'two delicious looking sandwiches with soup on a table'. Is 'sandwiches' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a cat sitting on top of a vase'. Is 'sitting' the longest word in the sentence?
Example Output:
Yes