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.

[EX Q]: Sentence: 'a couple of young boys engage in a tennis match'. Is 'tennis' the longest word in the sentence?
[EX A]: Yes

[EX Q]: Sentence: 'two cats are lying down on a chair'. Is 'chair' the longest word in the sentence?
[EX A]: Yes

[EX Q]: Sentence: 'a snowboarder is catching air on the slopes on a sunny day'. Is 'sunny' the longest word in the sentence?
[EX A]:
No