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 striped cat standing on a window seal', Sentence2: 'a male skateboarder with a black shirt and a building'. Is the frequency of the word 'skateboarder' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a small white bathroom with brown spotted tiles', Sentence2: 'a boy sits on top of a suitcase and between two other stacks of luggage'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a man laying on a bed on top of his stomach', Sentence2: 'three girls are paddling on their surfboards together'. Is the frequency of the word 'on' in two sentences equal?
Example Output:
No