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 stop sign that has been written on with white ink', Sentence2: 'two bears climbing up a hill and looking for food'. Is the frequency of the word 'a' in two sentences equal?

Ex Output:
Yes


Ex Input:
Sentence1: 'a train has graffiti and windows on it', Sentence2: 'a herd of elephants traveling together on a dirt pasture'. Is the frequency of the word 'on' in two sentences equal?

Ex Output:
Yes


Ex Input:
Sentence1: 'a big tower that has a clock on top', Sentence2: 'a yellow train is on the railroad tracks'. Is the frequency of the word 'a' in two sentences equal?

Ex Output:

No