In this task, you need to count the number of times the given letter appears in the given sentence.
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Question: Sentence: 'a woman in a messy kitchen with a child'. Find frequency of the letter 'a'

Answer: 4


Question: Sentence: 'a man standing on a surf board in the ocean'. Find frequency of the letter 'f'

Answer: 1


Question: Sentence: 'the people move about and congregate in the public area next to the large white tent'. Find frequency of the letter 'g'

Answer:
3