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 lady flies a kite with double strings into a big blue sky', Sentence2: 'a airplane that is flying in the sky'. Is the frequency of the word 'sky' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a herd of elephants traveling together on a dirt pasture', Sentence2: 'a women that has a bird in her lap'. Is the frequency of the word 'that' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a big thomas the train replica sits parked on display', Sentence2: 'a man sitting on the ground holding a skateboard looking at a cell phone'. Is the frequency of the word 'man' in two sentences equal?
Example Output:
No