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 flowers are in a tall clear vase with water'. Is 'water' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'two red street signs are posted on a building'. Is 'on' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'the person lit up a teddy bear with the light'. Is 'person' the longest word in the sentence?
Example Output:
Yes