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 boy playing with the scooter and wear a set of protect hard', Sentence2: 'a blue and white boat with stuff in it on a beach'. Is the frequency of the word 'stuff' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'this is a person flying a kite in the water', Sentence2: 'the boy wearing the number 14 is getting ready to bat'. Is the frequency of the word 'is' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a street sign slightly bent toward the right', Sentence2: 'a big clock hanging on a piece of wood in a building'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No