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 walking down the street with an umbrella'. Is 'umbrella' the longest word in the sentence?
Yes

Sentence: 'a tennis player attempting to play the ball back to his opponent'. Is 'back' the longest word in the sentence?
No

Sentence: 'a red double decker bus on street next to a building'. Is 'street' the longest word in the sentence?

No