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 lot of plants and greenery with a train in the background', Sentence2: 'two giraffes are walking through tall grass in open plains'. Is the frequency of the word 'in' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'a table topped with a plate of sandwiches and a cup of coffee', Sentence2: 'a group of people walking around a public space'. Is the frequency of the word 'people' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a male skateboarder in a black shirt is skating', Sentence2: 'two giraffe are standing close to many trees and shrubs'. Is the frequency of the word 'standing' in two sentences equal?
Example Output:
No