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 beautiful flower arrangement on a dining table surrounded by candles and glasses'. Is 'beautiful' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'several people stand in the grass outside of a horse race'. Is 'the' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'there is a vase of flowers setting in the snow'. Is 'flowers' the longest word in the sentence?
Example Output:
Yes