Definition: 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.
Input: Sentence: 'a rock fence bisecting the upper part of the shot separates left with foliage and a giraffe only seen from the shoulders down from right  which has a wide barren expanse on which stands a zebra and to the far right a slatted fence'. Is 'a' the longest word in the sentence?

No