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 young woman ski is down a slope on the back of a sled', Sentence2: 'a vase of roses sits alone on a table'. Is the frequency of the word 'of' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a can is sitting on top of a dog', Sentence2: 'a dog sitting on a bed in a sweater with a indifferent look'. Is the frequency of the word 'dog' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a large truck with huge tires made for going through sand dunes', Sentence2: 'a passenger plane parked at an airport terminal'. Is the frequency of the word 'for' in two sentences equal?
Example Output:
No