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: 'the people are outside touching the old structure'. Is 'the' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a man and woman talking in the kitchen'. Is 'kitchen' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a person in a kitchen preparing food on a stove'. Is 'preparing' the longest word in the sentence?
Example Output:
Yes