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 game of tennis is being played on a court as an audience looks on', Sentence2: 'the toilet is in a separate area away from the sink'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a bamboo basket sitting on top of a bicycles handle bars', Sentence2: 'the toilet is in a separate area away from the sink'. Is the frequency of the word 'is' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a man is walking down a main street', Sentence2: 'a group of skiers decend a snowy mountain hill'. Is the frequency of the word 'main' in two sentences equal?
Example Output:
No