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 very tall brick clock tower with a clock on each of its sides'. Is 'brick' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a man standing under an umbrella holding a lit candle'. Is 'under' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a man standing on the side of the street with a red passenger bus pulled up next to him'. Is 'street' the longest word in the sentence?
Example Output:
No