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 mini van pulling a large flatbed that is holding a bi plane on top'. Is 'flatbed' the longest word in the sentence?
Example Output: Yes

Example Input: Sentence: 'a man riding skis down a snow covered slope'. Is 'man' the longest word in the sentence?
Example Output: No

Example Input: Sentence: 'a woman crouches next to a fire hydrant'. Is 'hydrant' the longest word in the sentence?
Example Output:
No