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

Ex Input:
Sentence1: 'view of a historic brick building looking toward the sky', Sentence2: 'a train engine is traveling down some tracks'. Is the frequency of the word 'a' in two sentences equal?

Ex Output:
Yes


Ex Input:
Sentence1: 'a boy doing a trick on a skateboard on a rail', Sentence2: 'a couple of people sitting in some chairs'. Is the frequency of the word 'a' in two sentences equal?

Ex Output:
No


Ex Input:
Sentence1: 'two black horses are standing in the sand outside a canopy', Sentence2: 'two sheep on a hill with green grass'. Is the frequency of the word 'standing' in two sentences equal?

Ex Output:

No