In this task, answer 'Yes' if the frequency of the given word in the two sentences is equal, else answer 'No'.

Example Input: Sentence1: 'a group of people walking down a street', Sentence2: 'a group of stuffed bears inside of a display'. Is the frequency of the word 'of' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a man laying on a pile of snow next to a snowboard inside of a building', Sentence2: 'a woman stands on the grass with a frisbee as her dog patiently waits'. Is the frequency of the word 'to' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a picture of a boy with two clock arms on his face', Sentence2: 'a young boy catching a ground ball in a ball park'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No