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.

Example Input: Sentence: 'a building some trees lights and a fence'. Is 'trees' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a man standing in a living room while holding a guitar'. Is 'standing' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a woman is smiling at the viewer as she stands in front of a stove with a cheese and anchovy pizza'. Is 'is' the longest word in the sentence?
Example Output:
No