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

Sentence1: 'a stop sign sits in front of a building', Sentence2: 'two people dressed in costume advertising while two others ride a horse'. Is the frequency of the word 'a' in two sentences equal?
No

Sentence1: 'an overhead shot of various foods and sauces', Sentence2: 'a woman taking a swing at a tennis ball'. Is the frequency of the word 'at' in two sentences equal?
No

Sentence1: 'a couple of yellow school buses parked next to each other', Sentence2: 'individuals taking picture and posturing before a polaroid'. Is the frequency of the word 'picture' in two sentences equal?

No