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

Sentence1: 'this is a man doing a trick on a board', Sentence2: 'a rusty sign is framed against the backdrop of a building'. Is the frequency of the word 'building' in two sentences equal?
No

Sentence1: 'two bears in a waterfall one on top of falls and one on bottom of the falls', Sentence2: 'a giraffe lays down on the grass as a bird stands in the background'. Is the frequency of the word 'waterfall' in two sentences equal?
No

Sentence1: 'a man riding on a subway train holding a jacket', Sentence2: 'a person on skis high in the air at night'. Is the frequency of the word 'on' in two sentences equal?
Yes