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

Example Input: Sentence1: 'there is a man skateboarding on the street', Sentence2: 'a brown bull is standing in his pen and some trees'. Is the frequency of the word 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'models wear dresses and hold umbrellas as they walk', Sentence2: 'an elephant wearing a red sheet in front of a building'. Is the frequency of the word 'in' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a man holding up an umbrella near other umbrellas', Sentence2: 'a tennis player in a black shirt playing tennis'. Is the frequency of the word 'playing' in two sentences equal?
Example Output:
No