TASK DEFINITION: In this task, answer 'Yes' if the frequency of the given word in the two sentences is equal, else answer 'No'.
PROBLEM: Sentence1: 'a brown bull is standing in his pen and some trees', Sentence2: 'a road sign sitting next to a road and a building'. Is the frequency of the word 'and' in two sentences equal?

SOLUTION: Yes

PROBLEM: Sentence1: 'a man that is holding a cell phone', Sentence2: 'the jumping dog has caught a frisbee with its teeth'. Is the frequency of the word 'teeth' in two sentences equal?

SOLUTION: No

PROBLEM: Sentence1: 'a brown bull is standing in his pen and some trees', Sentence2: 'a woman walks her bike past a city bus'. Is the frequency of the word 'a' in two sentences equal?

SOLUTION:
No