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 woman sitting in a chair working on a lap top'. Is 'sitting' the longest word in the sentence?
Yes

Sentence: 'a group of zebras graze among the trees'. Is 'group' the longest word in the sentence?
No

Sentence: 'a dowtown section of a major city at dusk'. Is 'dusk' the longest word in the sentence?

No