instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a woman in a messy kitchen with a child'. Find frequency of the letter 'a'
answer:
4

question:
Sentence: 'a close up of a plate with a whole carrot'. Find frequency of the letter 'w'
answer:
2

question:
Sentence: 'a woman that is sitting on steps next to a dog'. Find frequency of the letter 'p'
answer:
1