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: 'small cat on the bed lounging among the blankets'. Is 'small' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a large body of water with a train traveling over it'. Is 'large' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'the lid of a white toilet down and closed for the moment'. Is 'the' the longest word in the sentence?
Example Output:
No