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 green slope is full of canoes up on the grass', Sentence2: 'a girl sitting at a table with several plates of food around her'. Is the frequency of the word 'of' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a dog jumping up into the air under a colorful kite', Sentence2: 'a knife on a handcrafted wooden cutting board'. Is the frequency of the word 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'an army transport truck sitting near a forest', Sentence2: 'a lot of plants and greenery with a train in the background'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No