instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a bowl of vegetables in a soup like substance next to a spoon'. Find frequency of the letter 'a'
answer:
5

question:
Sentence: 'two laptop computers sitting on top of a white table'. Find frequency of the letter 'f'
answer:
1

question:
Sentence: 'the surfer is staying ahead of a long wave'. Find frequency of the letter 's'
answer:
3