instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'there is no image here to provide a caption for'. Find frequency of the letter 'o'
answer:
5


question:
Sentence: 'a dog on a couch near many pillows'. Find frequency of the letter 'p'
answer:
1


question:
Sentence: 'the children are grouped together waiting their turn'. Find frequency of the letter 'h'
answer:

4