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: 'the boy takes his baseball games very seriously'. Is 'seriously' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a surfboard statue with someone behind it'. Is 'surfboard' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'an adult elephant and a baby elephant at the waters edge'. Is 'elephant' the longest word in the sentence?
Example Output:
Yes