TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'a large formal living room with yellow couches and table'. Find frequency of the letter 'v'

SOLUTION: 1

PROBLEM: Sentence: 'a police officer who is riding on a horse'. Find frequency of the letter 'p'

SOLUTION: 1

PROBLEM: Sentence: 'two sheep grazing on green grass in a field'. Find frequency of the letter 'w'

SOLUTION:
1