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 parent is pulling their child down the ski slope', Sentence2: 'a bamboo basket sitting on top of a bicycles handle bars'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a woman in glasses is holding a tennis racquet', Sentence2: 'two adults and several children playing wicker ball in a fenced in backyard'. Is the frequency of the word 'fenced' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a yellow city bus driving on the street', Sentence2: 'a fire hydrant that is sitting on a sidewalk'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No