In this task, answer 'Yes' if the frequency of the given word in the two sentences is equal, else answer 'No'.

Example Input: Sentence1: 'two people on skis soaring over the water', Sentence2: 'a flag flying with kites all around it'. Is the frequency of the word 'kites' 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 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a basic shot of a kitchen fully usable', Sentence2: 'skateboarder with a black helmet and flannel shirt skateboards while another person takes a photograph'. Is the frequency of the word 'a' in two sentences equal?
Example Output:
Yes