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 giraffes in their zoo enclosure', Sentence2: 'a group of skiers decend a snowy mountain hill'. Is the frequency of the word 'group' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a group of objects that look like old scissors', Sentence2: 'a airplane view of a big factory some people and cars'. Is the frequency of the word 'of' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'elephants wading in shallow water on a gloomy day', Sentence2: 'a black cat hiding in the window behind plants'. Is the frequency of the word 'in' in two sentences equal?
Example Output:
Yes