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 plate of food on a table', Sentence2: 'a cat sitting on top of a piece of electronic equipment'. Is the frequency of the word 'table' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a train is going down a grassy train track', Sentence2: 'two people on a beach next to a towel cooler and parasol'. Is the frequency of the word 'to' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a travelling son and father wait for the train on a summer day', Sentence2: 'a person is walking with an orange umbrella'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
No