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

Sentence1: 'a terrier sits on a messy bed in front of the window', Sentence2: 'a football player wearing a uniform on a football field'. Is the frequency of the word 'messy' in two sentences equal?
No

Sentence1: 'a stop sign sits in front of a building', Sentence2: 'a person is walking with an orange umbrella'. Is the frequency of the word 'building' in two sentences equal?
No

Sentence1: 'an old photograph displayed with a round frame', Sentence2: 'a woman is jumping in the air while playing tennis'. Is the frequency of the word 'a' in two sentences equal?

Yes