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: 'the doggy is dressed relaxing on the couch'. Is 'relaxing' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'an image of military guy on a tank'. Is 'on' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'two boys walking on a beach each carrying a surf board'. Is 'carrying' the longest word in the sentence?
Example Output:
Yes