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 couple of men standing next to each other on a tennis court', Sentence2: 'a kitchen counter sitting in the middle of a kitchen'. Is the frequency of the word 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a row of parked motor cycles sitting on the side of a street', Sentence2: 'the man is covering his face with the mug'. Is the frequency of the word 'the' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a can is sitting on top of a dog', Sentence2: 'two zebras fighting in a large grassy land area'. Is the frequency of the word 'is' in two sentences equal?
Example Output:
No