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 yellow train is on the railroad tracks', Sentence2: 'a policy officer talking to a fellow officer next to a busy city street'. Is the frequency of the word 'tracks' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a large train is traveling down the tracks', Sentence2: 'young school boys smiling and posing on a stone wall'. Is the frequency of the word 'tracks' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a bunch of planes are flying in the sky', Sentence2: 'four tennis rackets hanging from a chain link fence'. Is the frequency of the word 'are' in two sentences equal?
Example Output:
No