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 group of objects that look like old scissors', Sentence2: 'a table full of half eaten food and silverware'. Is the frequency of the word 'old' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'two teddy bears sitting at a wooden table having a meal', Sentence2: 'a person jumping off part of a fence with a snowboard'. Is the frequency of the word 'a' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'two sheep on a hill with green grass', Sentence2: 'spectators watch baseball players play a game on the field'. Is the frequency of the word 'on' in two sentences equal?
Example Output:
Yes