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: 'this is an image of a woman playing tennis'. Find frequency of the letter 'f'
answer:
1


question:
Sentence: 'a bowl of vegetables in a soup like substance next to a spoon'. Find frequency of the letter 'a'
answer:

5