instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a couple of men standing inside of a liquor store'. Find frequency of the letter 'p'
answer:
1

question:
Sentence: 'a man riding a skateboard up the side of a ramp'. Find frequency of the letter 'u'
answer:
1

question:
Sentence: 'an adorable dog walking along a sandy beach next to the ocean'. Find frequency of the letter 'h'
answer:
2