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

Ex Input:
Sentence1: 'brown cow is looking toward the camera while the other two cow are eating grass', Sentence2: 'the polar bear is laying on the snow'. Is the frequency of the word 'polar' in two sentences equal?

Ex Output:
No


Ex Input:
Sentence1: 'two mallards float and drink water in a shallow pool', Sentence2: 'a white street sign sitting on the side of a driveway'. Is the frequency of the word 'of' in two sentences equal?

Ex Output:
No


Ex Input:
Sentence1: 'two sheep on a hill with green grass', Sentence2: 'a group of young people pay nintendo wii'. Is the frequency of the word 'a' in two sentences equal?

Ex Output:

Yes