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 split highway sign on a split highway'. Is 'a' the longest word in the sentence?
No

Sentence: 'a portable toilet outside by an iron fence'. Is 'portable' the longest word in the sentence?
Yes

Sentence: 'child standing in front of a cake with dazzling ornament on top'. Is 'with' the longest word in the sentence?

No