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 man that is sitting down eating some food', Sentence2: 'two dogs sleeping on a bed covered with duvet'. Is the frequency of the word 'duvet' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a baby bird by itself in a nest made from straw', Sentence2: 'two zebras fighting in a large grassy land area'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a picture of a dish consisting of a variety of vegetables and lemons', Sentence2: 'a pink bus parked next to a garbage truck'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No