instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a baby calf has a tag on its right ear'. Find frequency of the letter 'n'
answer:
1


question:
Sentence: 'a red train traveling down train tracks near a forest'. Find frequency of the letter 'f'
answer:
1


question:
Sentence: 'a person holding a pair of small metal scissors'. Find frequency of the letter 'p'
answer:

2