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 large red bus parked in a lot'. Is 'parked' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a living room with a lot of furniture and big windows'. Is 'room' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a person in fancy costume is riding a horse while others look on'. Is 'costume' the longest word in the sentence?
Example Output:
Yes