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 sleeping on top of a red piece of luggage'. Is 'red' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a close up ofa cat laying on an open bag of luggage'. Is 'luggage' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a tower on top of a building with a sky background'. Is 'a' the longest word in the sentence?
Example Output:
No