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 young boy stands atop a beginner skateboard in the house', Sentence2: 'cat on top of pole looking out a window'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a man standing next to a woman in front of an oven', Sentence2: 'a bunch of propeller planes in a parking lot'. Is the frequency of the word 'in' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a coach watches on as a pitcher pitches', Sentence2: 'a corner of a building shows graffiti wear'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
Yes