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 little boy enjoying a slice of pepperoni pizza in a restaurant', Sentence2: 'a parent is pulling their child down the ski slope'. Is the frequency of the word 'pizza' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'two people on skis soaring over the water', Sentence2: 'a flag flying with kites all around it'. Is the frequency of the word 'kites' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a refridgerator with its door left open full of food', Sentence2: 'a truck with a lot of items piled into the back'. Is the frequency of the word 'with' in two sentences equal?
Example Output:
Yes