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

Ex Input:
Sentence1: 'a little boy enjoying a slice of pepperoni pizza in a restaurant', Sentence2: 'a parent is pulling their child down the ski slope'. Is the frequency of the word 'pizza' in two sentences equal?

Ex Output:
No

Ex Input:
Sentence1: 'a baby bird by itself in a nest made from straw', Sentence2: 'three sheep one grazing on grass while a dog stands behind them'. Is the frequency of the word 'by' in two sentences equal?

Ex Output:
No

Ex Input:
Sentence1: 'a box filled with different colored and flavored donuts', Sentence2: 'a man is walking down a main street'. Is the frequency of the word 'a' in two sentences equal?

Ex Output:
No