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 crosscountry skier alone down a treelined path', Sentence2: 'a bus with many people gathering to board'. Is the frequency of the word 'crosscountry' in two sentences equal?
Example Output: 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 young boy catching a ground ball in a ball park', Sentence2: 'a woman a man and some children swimming and surfing in the water'. Is the frequency of the word 'in' in two sentences equal?
Example Output:
Yes