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 stop sign that has been written on with white ink', Sentence2: 'two bears climbing up a hill and looking for food'. Is the frequency of the word 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a child kneeling on the foot rest of a recliner playing with a laptop', Sentence2: 'a giraffe is standing near some type of advertising sign'. Is the frequency of the word 'sign' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a dog jumping up into the air under a colorful kite', Sentence2: 'a partially eaten pizza with empty plate in foreground'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No