instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a woman and a child walking down a street with a kite'. Find frequency of the letter 'n'
answer:
4


question:
Sentence: 'a closeup view of a bathroom sink, that is very modern'. Find frequency of the letter 'e'
answer:
4


question:
Sentence: 'there is a pocket knife on the table'. Find frequency of the letter 'i'
answer:

2