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 cat is laying in the back of a car'. Is 'the' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a woman helps a child to brush her teeth'. Is 'helps' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a man leaning over a little while waiting to hit a tennis ball'. Is 'while' the longest word in the sentence?
Example Output:
No