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: 'this is some luggage on a conveyor belt'. Is 'belt' the longest word in the sentence?
No

Sentence: 'a man standing on a sidewalk under a red no crossing sign'. Is 'sidewalk' the longest word in the sentence?
Yes

Sentence: 'a truck that has driven off the road on a foggy day'. Is 'that' the longest word in the sentence?

No