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 female tennis player in a black top playing tennis', Sentence2: 'a group of girls with umbrellas in the sand'. Is the frequency of the word 'in' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a person holding a mini skate board wearing safety gear', Sentence2: 'a herd of sheep gather together to eat green grass'. Is the frequency of the word 'to' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a vase of roses sits alone on a table', Sentence2: 'a remote controlled device travelling a path in a wooded area'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No