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 woman holding an umbrella standing next to a black dog', Sentence2: 'a clock tower in front of some buildings'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a woman on skis holding one hand up with a pole', Sentence2: 'a bear claw donut and a glazed donut on a white plate with a red coffee cup'. Is the frequency of the word 'on' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'an old photograph displayed with a round frame', Sentence2: 'a basic shot of a kitchen fully usable'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No