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

Sentence1: 'a train going through town via railroad', Sentence2: 'a parent is pulling their child down the ski slope'. Is the frequency of the word 'a' in two sentences equal?
Yes

Sentence1: 'a man swinging a tennis racket at a tennis ball', Sentence2: 'a boy performing a skateboard trick in midair'. Is the frequency of the word 'a' in two sentences equal?
No

Sentence1: 'a group of people standing behind a line of parked motorcycles', Sentence2: 'a double decker bus driving down the street'. Is the frequency of the word 'of' in two sentences equal?

No