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: 'two giraffes standing near a building in an outdoor pen'. Is 'pen' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a person is holding a black cellphone in their hand'. Is 'a' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a cat sits inside a plasticwrapped box with its mouth open'. Is 'plasticwrapped' the longest word in the sentence?
Example Output:
Yes