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

Example Input: Sentence1: 'blue airplane sitting on a runway with two worker trucks in the background', Sentence2: 'buildings with a clock and lampposts along a street'. Is the frequency of the word 'airplane' in two sentences equal?
Example Output: No

Example Input: Sentence1: 'a clock tower view from the bottom of the tower', Sentence2: 'individuals taking picture and posturing before a polaroid'. Is the frequency of the word 'a' in two sentences equal?
Example Output: Yes

Example Input: Sentence1: 'there is a traffic caution sign on the side of the street', Sentence2: 'a collection of food is sitting on a counter'. Is the frequency of the word 'of' in two sentences equal?
Example Output:
Yes