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: 'two planes sitting parked on the cement with a mountain in the background'. Is 'planes' the longest word in the sentence?
No

Sentence: 'a little girl in a purple coat watches the polar bears'. Is 'watches' the longest word in the sentence?
Yes

Sentence: 'a little girl tossing a blue frisbee to a young boy'. Is 'to' the longest word in the sentence?

No