In this task, answer 'Yes' if the frequency of the given word in the two sentences is equal, else answer 'No'.

Example Input: Sentence1: 'two giraffes are walking through tall grass in open plains', Sentence2: 'a plate with a pizza and vegetables on it'. Is the frequency of the word 'through' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a person holding a mini skate board wearing safety gear', Sentence2: 'a man flying through the air on a  skateboard'. Is the frequency of the word 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'there are two boys playing base ball on the green', Sentence2: 'two stacked cups with coffee inside them on the table'. Is the frequency of the word 'coffee' in two sentences equal?
Example Output:
No