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.

Sentence: 'a dog umping to catch a frisbee while diving into a pool'. Is 'pool' the longest word in the sentence?
No

Sentence: 'a young man is leading a cooking demonstration'. Is 'demonstration' the longest word in the sentence?
Yes

Sentence: 'an ornate mirror above a small sink and toilet'. Is 'mirror' the longest word in the sentence?

Yes